Embodiments of the present invention provide a busbar connecting assembly for connecting busbars, a busbar assembly, and a busway enclosure assembly. The busbar connecting assembly comprises: a pair of conductive plates, which are suitable for clamping and connecting a first busbar and a second busbar which are separated from each other and extend in the same extension direction, wherein each conductive plate of the pair of conductive plates comprises: a body; a pair of coupling portions, which are at least arranged at the end portions of the body in the extension direction, wherein the pair of coupling portions are respectively made of the same material as the surfaces of connecting portions of the first busbar and the second busbar, and coupled to the body in a solid-liquid coupling or solid-solid coupling manner; and a positioning hole, which is located in the middle of the body in the extension direction; and a locking member, which is coupled in the positioning hole to lock and electrically connect the first busbar and the second busbar by respectively pressing the pair of coupling portions to the surfaces of the connecting portions of the first busbar and the second busbar. In this way, the contact resistance of busbar electrical contact can be reduced, and the stability of electrical contact can be improved.
A contactor is proposed, which includes a stationary contact bracket having a main body and a plurality of terminals extending from the main body and configured to be electrically connected with wires, each of the plurality of terminals including a plate-shaped terminal body and a terminal hole penetrating through the terminal body; a junction box having a plurality of wiring holes and assembled to the stationary contact bracket, wherein each of the plurality of terminals is located in a corresponding wiring hole; wherein the surface of the junction box away from the stationary contact bracket is provided with a groove, and the groove is located between the plurality of terminals.
A method for determining motion profile data for a transport system is provided. The method comprises: determining first motion profile data based on a machine learning method, wherein the first motion profile data comprises information on a first segment of transport; and determining second motion profile data based on a movement of a further transport system, wherein the second motion profile data comprises information on a second segment of transport.
A method of broken conductor detection for a power system is disclosed. The method includes: determining whether a first condition is satisfied; based on determining that the first condition is satisfied, receiving information of a second voltage phasor associated with a second detection point and synchronized with information of a first voltage phasor; determining a linked impedance between the first detection point and the second detection point based on the information of the first current phasor, the information of the first voltage phasor and the information of the second voltage phasor; and determining that a broken conductor exists between the first detection point and the second detection point based on the linked impedance being greater than a second threshold. Furthermore, a detection device for broken conductor detection of an electric power system, a computer program product and a relay protection device are disclosed.
G01R 31/58 - Testing of lines, cables or conductors
G01R 31/08 - Locating faults in cables, transmission lines, or networks
H02J 13/00 - Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the networkCircuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
5.
METHOD, DEVICE AND SYSTEM FOR DETECTING SINGLE-PHASE BROKEN CONDUCTOR
The present disclosure provides a method, a device and a system for detecting a single-phase broken conductor. The method includes: collecting a three-phase current at a measurement point; obtaining a positive sequence current and a negative sequence current from the collected three-phase current; calculating a change of the positive sequence current and a change of the negative sequence current within a first time interval; and when an amplitude of the positive sequence current decreases, an amplitude of the negative sequence current increases, a decrease of the amplitude of the positive sequence current is greater than a first predetermined value, and a ratio of a magnitude of change of the negative sequence current to a magnitude of change of the positive sequence current is greater than a second predetermined value, determining that a first set of faults occur, the first set of faults including a single-phase broken conductor.
An iron core for a contactor and a contactor. The iron core includes an iron core body, the iron core body includes a plurality of silicon steel sheets fixed together by lamination, the iron core body further includes a metal rod, the metal rod penetrates and is fixed to at least some of the plurality of silicon steel sheets, and a material of the metal rod is one or more selected from the group consisting of aluminum, aluminum alloy, magnesium, magnesium alloy, zinc and zinc alloy.
A switching device including a coil a first switch and a second switch connected in series. The switching device includes a first diode with the anode connected to a second end of the coil; a second diode with the cathode connected to a first end of the coil; a first power supply unit, the first end of which is connected to the second end of the coil and the second end of which is connected to the low potential end, and the output end of which outputs a first supply voltage; a current detection unit, which is connected between the second end of the second switch and the low potential end; a voltage detection unit, which is connected between the high potential end and the low potential end; and a control unit. A method for controlling the switching device is also disclosed.
The disclosure provides a breaking unit including a stationary contact with a contact surface facing a second direction perpendicular to the first direction; a moving contact arranged at the first side of the stationary contact in the second direction and configured to move relative to the stationary contact; a plurality of arc extinguishing grids arranged at the first side of the stationary contact and at intervals along the first direction; an arc extinguishing shield including a first section and a second section, wherein the first section and the second section are connected to partially surround the arc extinguishing grid, with gaps provided between the first section and the arc extinguishing grid, as well as between the second section and the arc extinguishing grid.
A method for manufacturing a terminal conductive pin for a contactor, a terminal conductive pin and a contactor. The method includes: providing a blank; pre-electroplating the blank at a first temperature; reflow plating the blank at a second temperature different from the first temperature to form a coating layer on a surface of the blank; and stamping the blank with the coating layer to form the terminal conductive pin including at least one bent part, the coating layer completely covers a surface of the at least one bent part.
H01R 43/16 - Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing contact members, e.g. by punching and by bending
H01R 13/03 - Contact members characterised by the material, e.g. plating or coating materials
METHOD FOR DETERMINING A PREDICTIVE OPERATING SCENARIO OF A CHARGING STATION SYSTEM FOR ELECTRIC VEHICLES, ASSOCIATED CONTROL METHOD AND CHARGING STATION SYSTEM
A method for determining a predictive operating scenario of a charging station system for electric vehicles including a power supply system and a plurality of charging stations powered by the power supply system and capable of charging electric vehicles. The method includes, for each charging station and for each time step of a time interval, maintaining the charging station in an active or inactive state, or changing the state of the charging station, with a probability of change of state calculated on the basis of: the time and date corresponding to the time step; a duration since the last change of state of the base station; and if the recharging station is in an active state, a time remaining before an announced end time for recharging the electric vehicle.
A power supply circuit comprises control signal circuitry comprising power control command generation means for receiving or generating a power supply command and for generating internal switching control signals according to the power supply command for controlling power supply, and a first galvanic separation stage receiving at its input the internal switching control signals and producing at its separation output output control signals. It also comprises power control circuitry with power input terminals connectable to an input power supply, a signal input connected to said separation output, a semiconductor power switch for switching on and off power drawn from said power input terminals in accordance with the output control signal from said signal input, a first transformer comprising a first primary winding connected to said semiconductor power switch and to one of said power input terminals and a first secondary winding inductively coupled with said first primary winding, and a power output circuit connected to said first secondary winding and having power output terminals for supplying controlled supply power.
H02M 3/335 - Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
H02H 7/12 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for convertersEmergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for rectifiers for static converters or rectifiers
H02M 1/14 - Arrangements for reducing ripples from DC input or output
H02M 7/06 - Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes without control electrode or semiconductor devices without control electrode
H02M 7/527 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means using semiconductor devices only with automatic control of output waveform or frequency by pulse width modulation
Methods of heating a reactor system by providing electrical energy are described. A reactor system comprising at least one reactor tube having a catalyst disposed therein and comprises at least one electrically conductive surface is heated by providing electrical energy to the at least one electrically conductive surface on the reactor tube and adjusting the frequency of the electrical energy provided to the at least one electrically conductive surface to control the temperature of the reactor tube and the catalyst disposed therein. The reactor tube may be electrically isolated from other electrically conductive components of the reactor system.
B01J 8/06 - Chemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes with stationary particles, e.g. in fixed beds in tube reactorsChemical or physical processes in general, conducted in the presence of fluids and solid particlesApparatus for such processes with stationary particles, e.g. in fixed beds the solid particles being arranged in tubes
B01J 19/00 - Chemical, physical or physico-chemical processes in generalTheir relevant apparatus
14.
ELECTRICAL CONNECTION DEVICE, AND ASSOCIATED ELECTRICAL UNIT AND DISTRIBUTION BOARD
This invention relates to an electrical connection device between an electrically conductive member (4A) and a terminal block (6) of an electrical unit (3). The connection device comprises a nut (23A), adapted to receive a screw (21A) which, by screwing, clamps together the electrically conductive member and the terminal block, pressing them against the nut, a core (25A), which is thermally conductive and which is bonded to the nut so as to transfer heat by conduction between the nut and the core, and a support (27A) which supports the nut and the core so as both to hold the nut securely in position and to transfer heat by conduction between the core and the support. The support is made of a material that emits a release containing microparticles and/or at least one gaseous compound when that material is heated above a predetermined temperature threshold.
An electric current switching device including: a first line portion including a first electrical conductor and a fixed contact secured to the first conductor; and a second line portion including a second electrical conductor and a movable contact in rotation configured to be moved between: an open position preventing the passage of current, and a closed position allowing the passage of current. The movable contact extends, in the closed position, in a direction transverse to a direction of extension of the first electrical conductor. The fixed contact includes a first portion configured to be in contact with the movable contact and a second portion fixed to the first electrical conductor, wherein the first portion and the second portion are offset in the direction of extension of the first electrical conductor.
The invention relates to a method of controlling an industrial machine, the industrial machine comprising a control unit, e.g. a PLC, and at least one actuator and/or sensor which is controlled by the control unit, wherein
a Language Model is provided,
a Language Model Interface is provided,
a Context Information Library is provided, which stores information on the industrial machine, particularly commands executable by the industrial machine,
wherein
the Language Model Interface provides information on the industrial machine from the Context Information Library to the Language Model,
the Language Model sends commands to be executed by the industrial machine to the Language Model Interface,
the Language Model Interface translates the commands received from the Language Model into machine commands for the control unit.
G05B 19/05 - Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
G05B 13/02 - Adaptive control systems, i.e. systems automatically adjusting themselves to have a performance which is optimum according to some preassigned criterion electric
17.
HEAT-SENSITIVE MATERIAL FOR AN OVERHEATING DETECTION ELEMENT, AND ASSOCIATED DETECTION ELEMENT, ELECTRICAL EQUIPMENT AND ELECTRICAL ENCLOSURE
The present heat-sensitive material is a heat-injectable and electrically insulating material, the heat-sensitive material including a polymer matrix, made of a thermoplastic polymer material or of a thermoplastic elastomer, a plasticizer, having a molar weight (M), and a filler in the form of particles, in particular carbon black. The molar weight (M) of the plasticizer is chosen according to a first predetermined temperature threshold (Ti), such that the heat-sensitive material is configured to release volatile species from the heated plasticizer and filler particles entrained by the plasticizer when the heat-sensitive material is subjected to a temperature higher than the first temperature threshold (Ti), said volatile species from the plasticizer and filler particles being detectable by a detection device.
G01K 11/06 - Measuring temperature based on physical or chemical changes not covered by group , , , or using melting, freezing, or softening
18.
METHOD FOR COMPILING A SOURCE CODE INTENDED TO PRODUCE AN EXECUTABLE PROGRAM TO BE EXECUTED ON A PROGRAMMABLE CONTROLLER, APPARATUS, AND COMPUTER PROGRAM
A method for compiling a source code intended to produce an executable program to be executed on a programmable controller, the method being implemented by an electronic device including at least one processor and a storage space. The method includes: a first compilation step in which the lines of code of the source code are transformed into a plurality of lines of code in an intermediate code and in which at least one intermediate line of code of call to a breakpoint control function is added, delivering a set of intermediate lines of code called intermediate program, and a second compilation step in which the intermediate program is compiled into a language executable by the programmable controller to produce the executable program.
A breaking module for a medium or high voltage switchgear. The breaking module includes a vacuum interrupter including a housing forming an enclosure in which a first electrical contact and a second electrical contact are disposed, the first and the second electrical contacts being configured to be moved relatively to each other between an open position and a closed position. The breaking module further includes a support frame; a first bracket fixed to the support frame and including a first radial abutment surface configured for receiving the vacuum interrupter housing; and a second bracket fixed to the first bracket, the second bracket including a second radial abutment surface configured for receiving the vacuum interrupter housing. The breaking module may be integrated in a circuit breaker.
An electrical protection device (10) that includes a mechanical switch (12), a static switch (14), an acquisition module (20) including a current intensity sensor (22) configured so as to measure the intensity of the current and to determine a derivative with respect to time (time derivative) of the current intensity; and an electronic control unit (30), configured so as to determine a first value of an estimated peak current intensity, and to command the switching of the mechanical switch (12) to the open configuration when the first value of the estimated peak current intensity is greater than or equal to a peak current intensity threshold value. The electronic control unit (30) is configured so as to command the switching of the static switch (14) to the isolation configuration when an isolation time period has elapsed; or to determine a second value of the estimated peak current intensity, and command the switching of the static switch (14) to the isolation configuration when the second value of the estimated peak current intensity is greater than or equal to the peak current intensity threshold value.
H02H 3/033 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection Details with several disconnections in a preferential order
H02H 3/093 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to excess current with timing means
H02H 3/44 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to the rate of change of electrical quantities
21.
QUICK AUTOMATIC TRANSFER SWITCH DEVICE AND OPERATING METHOD THEREOF
There is provided a quick automatic transfer switch device and an operating method thereof, including: a first power source input end; a second power source input end; output end; a first switch element coupled between the first power source input end and a third switch element; a second switch element coupled between the second power source input end and the third switch element; the third switch element coupled between the first and second switch elements and the output end; a fourth switch element coupled with the first power source input end and the second power source input end and coupled to a power source transfer circuit; the power source transfer circuit coupled with the fourth switch element and the output end; and a control circuit.
H02J 9/06 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over
A wiring structure includes: a housing; a wiring frame, movably arranged in the housing in an up-and-down direction; a wiring board, extending into the wiring frame from a first side perpendicular to the up-and-down direction, the wiring board being fixed relative to the housing; a bolt, penetrating through a top plate of the wiring frame and configured to drive the wiring frame to move upward through a downward rotary movement; an external wire, extending into the wiring frame from a second side opposite to the first side; and a flexible pressing piece, arranged between a bottom plate of the wiring frame and the wiring board, and abutting against the external wire and subjected to a downward pressure of the external wire upon the wiring frame moving upward, exerting an upward biasing force on the external wire and pressing the external wire between the wiring board and the flexible pressing piece.
H01R 13/631 - Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure for engagement only
The disclosure relates to a contactor, which includes a coil unit including a coil and a first switch; a first power supply unit including a second switch and a voltage stabilizing diode, wherein the second switch is connected in parallel with the voltage stabilizing diode, and the first power supply unit is connected in series with the coil unit; a current detection unit, which is configured to detect a current flowing through the coil; a voltage detection unit, which is configured to detect a first supply voltage at the output; and the control unit, which is configured to control the switching on and off of the first switch according to the current detection signal, and to control the switching on and off of the second switch according to the voltage detection signal, wherein the first supply voltage is less than an input voltage.
H02M 3/156 - Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
A method, implemented by a computer, for evaluating an electronic component on an electronic board. The method includes: measuring an evolution over time of a physical value of the component with a test machine, to obtain a first time series; defining a second time series corresponding to an evolution over time of the physical value of the component without defects; and calculating an error expressing the differences between both time series.
An automation system including a first controller, a second controller, at least an automation device, and a fieldbus. The automation system is configured to determine motion data of a plurality of axes associated with the at least an automation device. During a given cycle of the fieldbus: the first controller is configured to determine motion data of a first axis of the plurality of axes; to transmit the motion data of the first axis to the second controller; and to transmit a trigger event enabling the second controller to start determining motion data of a second axis of the plurality of axes; and upon receiving the trigger event, the second controller is configured to determine the motion data of the second axis based on the motion data of the first axis.
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
A method for operating a hoisting appliance spanning a hoisting area, the hoisting appliance including N≥2 movable parts for the transport of a load from a starting point to a destination point, the N movable parts being configured for a linear movement along any of three X, Y and Z orthogonal axes or for an angular movement. The method includes choosing speed parameters for displacement of the N movable parts for transporting the load from the starting point to the destination point, by, in a control device: determining a set of speed parameters for displacement of the N movable parts belonging to an operating zone for which a predictive maintenance function of the hosting appliance yields results which are above a determined accuracy threshold; and selecting, among the set, speed parameters which minimize a travel time of the load from the starting point to the destination point.
B66C 13/48 - Automatic control of crane drives for producing a single or repeated working cycleProgramme control
B66C 17/00 - Overhead travelling cranes comprising one or more substantially-horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports
28.
IEC 61499-PART-COMPATIBLE COMPUTING APPARATUS AND OPERATING METHOD THEREFOR
An IEC 61499-part-compatible computing apparatus has an arithmetic logic unit, a RAM, a ROM, an operating system memory, one or more interfaces for the input and/or output of data and signals and a bus connecting one or more or all of the above and/or the following components. A program memory is adapted to store a program that has one or more functional blocks, wherein a functional block has one or more programmed functions and can have a programmed execution control chart. An execution engine is adapted to create a first execution environment data set for configuring an execution environment for executing a functional block of a program. Said execution engine is also adapted to create a second execution environment data set while or before a functional block or a function is executed in an execution environment that is configured by a first execution environment data set previously created by the execution engine.
G05B 19/4155 - Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by programme execution, i.e. part programme or machine function execution, e.g. selection of a programme
A bus bar module for an electric device including at least two contact elements and an insulating element. Each contact element includes a first terminal, a second terminal, and a third terminal electroconductive connected to each other. The first terminal is configured for connecting the bus bar module to a third bus bar module and to receive a second terminal of a contact element of the third bus bar module. The second terminal is configured for connecting the bus bar module to a second bus bar module and to be insertable into a first terminal of a contact element of the second bus bar module. The third terminal is configured for connecting the bus bar module to the electric device. The insulating element includes at least two cavities, wherein each cavity is designed to accommodate one of the contact elements. The bus bar module is configured to be plugged to the electric device.
The invention relates to a field bus system for execution of at least one application, in particular for industrial automation, the field bus system comprising: a first device, in particular a first sensing device, configured to provide and transmit first device data, at least a second device, in particular a second sensing device, configured to provide and transmit second device data, a controller for computation of output data from the device data, at least a first target equipment controllable by the output data, a field bus, in particular a Sercos bus, and a scheduling unit for scheduling the execution of the application, wherein the devices, the controller and the first target equipment are connected via the field bus for communication with the scheduling unit, and wherein the scheduling unit is configured to determine impact parameters which impact an application response time of the bus system, and to schedule the execution considering the impact parameters.
G05B 19/418 - Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
G05B 19/042 - Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
A medium-or high-voltage vacuum interrupter, including: an insulator forming a receiving enclosure, the insulator being formed of two coaxial elements; two electrical contacts arranged inside the insulator and configured to be moved relative to one another between a closed position and an open position; and a screen radially surrounding the electrical contacts and configured to collect the metal particles emitted when an electric arc passes between the electrical contacts so as to protect the insulator from the metal particles emitted, wherein the screen includes a fixing flange clamped between the two elements of the insulator. The vacuum interrupter further includes a seal made of a semiconductor material surrounding the insulator, the seal being in electrical contact with the screen.
A modular electrical protection device including at least a power module and a control module. In order for the device to be particularly effective and versatile, while being able to be modified easily, the power module includes a mechanical disconnector, a static switch and a local control circuit, for commanding the static switch into an off state, and the control module includes a tripping device, for mechanically tripping switching of the mechanical disconnector, and a main control circuit, for controlling the tripping device and communicating with the local control circuit.
The present demodulation device acquires a digital image including a zone illuminated by a light signal emitted by a source. Same is configured to:
calculate (24) and store a mean value per column of said digital image, in association with a column index, arranged between a first and a second edge index of the image;
determine (26) a maximum value of said mean values, and calculate a threshold from said maximum value,
determine (28) of a first column index corresponding to the first mean value greater than or equal to said threshold starting from the first edge index, and of a second column index corresponding to the first mean value greater than or equal to said threshold starting from the second edge index;
demodulate (30, 32) binary data from the mean values between the first column index and the second column index.
Method and device for calibrating the demodulation of data modulated by modulating the amplitude of a light signal emitted by a light source The present invention relates to a method and a device for calibrating the demodulation of data modulated by amplitude modulation of a light signal emitted by a light source. The device includes a device (20) for capturing digital images having associated sensitivity and time of exposure parameters, and an electronic computing device (23) implementing modules of:
automatic adjustment (24) of sensitivity and time of exposure parameters,
acquisition (26) of a digital image by said digital image capture device,
extraction (28) of a series of samples from the acquired digital image, each extracted sample taking one of two predetermined values,
calculation (30) of a plurality of sampling factors from said series of samples, each sampling factor being associated with a predetermined pattern and indicative of a number of samples of the same value representative of said pattern, and storage of the calculated sampling factors.
A power source automatic transfer device is provided, including: a first and second power source input end; an auxiliary power supply unit whose electric energy is acquired from a first and second power source; a device output end connected to a load; and a power source switchover unit including a control unit and a power source switchover switch, the power source switchover switch including a first and second power source switchover switch, wherein a first input end of the first and second power source switchover switch are respectively connected to the first power source input end and the second power source input end, a second input end of the first and second power source switchover switch are both connected to an output end of the auxiliary power supply unit, and an output end of the first and second power source switchover switch are connected with the device output end.
H02J 9/06 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over
36.
SYSTEM MONITORING METHOD AND APPARATUS IN A MULTICARRIER SYSTEM, MULTICARRIER SYSTEM
A system monitoring method is used in a multicarrier system comprising a rail (2) along which plural individually drivable electric drive elements (5) are disposed, and at least one carrier (1) drivable by said drive elements (5) along said rail (2) preferably in any of the two rail directions. The method comprises simultaneously driving plural of said drive elements (5) such that their driving forces exerted on the carrier (1) counteract each other, while driving said drive elements (5), observing an electric quantity, preferably a voltage or a current, at one or more or all of said drive elements (5) with one or more current sensors (23), and evaluating the observed electric quantities and drawing a conclusion on drive element operation and/or sensor operation based on said evaluation.
B65G 43/02 - Control devices, e.g. for safety, warning or fault-correcting detecting dangerous physical condition of load- carriers, e.g. for interrupting the drive in the event of overheating
G01R 19/165 - Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
H02P 23/14 - Estimation or adaptation of motor parameters, e.g. rotor time constant, flux, speed, current or voltage
A sampling synchronization method for a differential protection device is disclosed, the differential protection device is configured for being arranged at one end of a data channel as an adjusting end device, and the other end of the data channel is arranged with another differential protection device as a reference end device. The sampling synchronization method starts a sampling synchronization operation once in each adjusting end sampling cycle. The sampling synchronization operation includes: sending a first message to the reference end device; receiving a second message sent by the reference end device; determining a sampling moment deviation between the adjusting end device and the reference end device; adjusting a first adjusting end sampling moment after completion of the sampling synchronization operation based on the sampling moment deviation. Furthermore, a differential protection device and a system for differential protection are disclosed.
G01R 19/25 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
H02H 1/00 - Details of emergency protective circuit arrangements
H02H 7/26 - Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occurred
09 - Scientific and electric apparatus and instruments
Goods & Services
Electric motors and actuators; industrial robots, designed
to work alongside humans with integrated safety functions,
high precision and speed for improving production efficiency
and flexibility. Automated machines and automatic control devices, in
particular for controlling spindles, variable speed drives
and electric motors; Automatic control apparatus associated
with automated machines and automated systems for
controlling spindles, variable speed drives and electric
motors; connecting modules for electric controls, control
modules [electric or electronic -], computer modules, power
modules, directional couplers, couplers [data processing
equipment], optical couplers and electro-optical couplers
for automated machines, variable-speed drives; data
transmission networks for automated machines, regulators and
motors; computer software for automated machines and
automated systems, especially operating software for
spindles in automated machines; mechanical system control
instruments, like smart carrier systems, designed to work
alongside humans with integrated safety functions, high
precision and speed for improving production efficiency and
flexibility.
39.
DUAL POWER SUPPLY TRANSFER SWITCH BASED ON SOLID-STATE SWITCH
A dual power supply transfer switch (SSATS) for switching between a first power supply (S1) and a second power supply (S2) to supply power to a load is provided, includes: a solid-state switch (SS); a mechanical switch (CTR); and a compensation power module (AUX). In the case that the S1 fails in supplying power to the load, the AUX uses the S2 to supply power to the load, and the output current of the S1 is reduced. After satisfying the turn off condition for the SS, the SS turns off the S1, the CTR turns off the S1 and turns on the S2. After the S2 is adjusted to synchronize with the phase of the output current of the S1, the SS turns on the S2 and the AUX stops outputting current. The SSATS provides advantages such as fast transfer, zero interruption, and short voltage sag time.
H02J 9/06 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over
40.
DEVICE FOR PROTECTION AGAINST OVERVOLTAGES, AS WELL AS ELECTRICAL INSTALLATION COMPRISING SUCH A PROTECTION DEVICE
A protection device against overvoltages includes a housing and an electrical module arranged in an internal volume of the housing. The electrical module includes a phase terminal, adjacent to one end of the housing, a location, adjacent to an opposite end of the housing, and a fuse and a varistor, connected in series to the phase terminal and distributed along a length axis so that the fuse is arranged between the phase terminal and the varistor and the varistor is arranged between the fuse and the location. The electrical module further includes a gas spark gap and a ground terminal, which are connected in series with the varistor and arranged in the location.
H02H 3/20 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to excess voltage
A contactor and a control method thereof are disclosed, the contactor including: an electromagnetic component; a static contact; a movable component including a connected movable contact, a first elastic part configured to generate an elastic force supporting the movable component and a driving part configured to produce an electromagnetic driving force through a magnetic field generated by the electromagnetic component; a sensor; and a controller configured to: in response to the sensor detecting that the driving part is displaced based on the electric repulsion force generated by the current flowing through the movable contact and the static contact, control the electromagnetic component to adjust the generated magnetic field to reduce the electromagnetic driving force produced by the driving part based on the generated magnetic field in the opposite direction to the electric repulsion force, so that the movable contact is not closed with the static contact again.
H01H 47/00 - Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
H01H 47/22 - Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for supplying energising current for relay coil
An actuating device for a switching apparatus of a switch panel of electrical energy technology, in particular of medium-voltage technology, comprises an operable drive unit, in particular a manually operable drive unit, a pivot unit that can be mechanically coupled to the switching apparatus, and a pulling cable via which the pivot unit is mechanically connected to the drive unit.
A method for track calibration of a linear motor system comprises
controlling linear motors to move a transport element along a track in a calibration run,
determining position jumps at segment boundaries of each of the linear motors based on position feedback signals from position sensors of the respective linear motor and its adjacent linear motors in the calibration run,
generating an offset value and/or a gain value for each of the linear motors from the determined position jumps,
storing the offset value and/or the gain value for each linear motor in the storage unit.
H02P 6/16 - Circuit arrangements for detecting position
B65G 54/02 - Non-mechanical conveyors not otherwise provided for electrostatic, electric, or magnetic
H02K 11/21 - Devices for sensing speed or position, or actuated thereby
H02K 41/03 - Synchronous motorsMotors moving step by stepReluctance motors
H02P 6/00 - Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor positionElectronic commutators therefor
H02P 25/064 - Linear motors of the synchronous type
45.
METHOD FOR PROTECTING A MICROGRID FROM A VOLTAGE DROP OR SAG OCCURRING IN A MAIN GRID CONNECTED TO SAID MICROGRID
Centre National de la Recherche Scientifique (France)
Inventor
Kamajaya, Samuel
Wild, Jean
Caire, Raphael
Bacha, Seddik
Buire, Jerome
Abstract
The application relates to a method for protecting a microgrid from a voltage drop or sag occurring in a main grid connected to said microgrid, the method comprising the following steps:
a. supplying (105) power to the microgrid through the main grid;
b. ascertaining that the voltage drop or sag is occurring in the main grid by executing the following steps:
i. measuring (110) an instantaneous output voltage;
ii. comparing (130) the measured instantaneous output voltage with a reference instantaneous output voltage;
iii. Incrementing (140) a counter when the measured instantaneous output voltage differs from the reference instantaneous output voltage by more than a voltage threshold; and
iv. ascertaining (150) that the voltage drop or sag is occurring in the main grid when the counter holds a value that exceeds a counter threshold; and
c. disconnecting the microgrid from the main grid when the voltage drop or sag occurring in the main grid has been ascertained.
Centre National de la Recherche Scientifique (France)
Inventor
Kamajaya, Samuel
Wild, Jean
Caire, Raphael
Bacha, Seddik
Buire, Jerome
Abstract
The application relates to a method for controlling a microgrid (10) comprising the steps of:
maintaining a switching device (60) connecting two busbars (30, 40) of the microgrid (10) and a circuit breaker (20) connecting the microgrid (10) to a utility grid (100) closed, the microgrid (10) being operated in a grid connected mode;
measuring (202) a voltage present in the microgrid (10);
determining (205) if the measured voltage corresponds to a loss of voltage or a fault in the microgrid (10); and
if a the loss of voltage or fault is detected in the microgrid (10), opening (210) the switching device (60), the critical loads being supplied by the battery energy storage system (50) and the circuit breaker (20) remaining closed during (215) at least a fault ride through period.
The present disclosure discloses a connection sleeve including a main body at least partially formed in a column shape; a conductive rod extending through the main body in an axial direction; a first electrical interface located at one end of the conductive rod; a second electrical interface located at other end of the conductive rod; a first shield piece and a second shield piece which are independent of each other, are formed in ring shapes and are respectively arranged around a part of the conductive rod; a first output interface connected to the first shield piece and configured to output a first voltage signal; and a second output interface connected to the second shield piece and configured to output a second voltage signal. The connection sleeve according to the present disclosure can output two groups of independent different voltage signals through two independent shield pieces.
There is provided a solid-state switch device connected between a single-phase power supply source and a load, including: a phase bridge arm circuit, including a first and a second power semiconductor switches, which each includes a first, a second and a control ends and each includes a body diode, wherein the second ends of the first and the second power semiconductor switches are connected in series in phase of a single-phase power supply source; a phase voltage sampling circuit, configured to acquire sampled values of phase voltage of the phase bridge arm circuit; and a control circuit, configured to determine direction of the phase voltage according to the sampled values, turn on one of the power semiconductor switches whose body diode direction is the same as the direction of the phase voltage, and turn on the other within a half cycle after the immediate zero-crossing of the phase voltage.
H03K 17/0812 - Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the control circuit
H03K 17/687 - Electronic switching or gating, i.e. not by contact-making and -breaking characterised by the use of specified components by the use, as active elements, of semiconductor devices the devices being field-effect transistors
49.
An Extendable System Architecture of Instant Transfer Switch
A system architecture of a fast transfer switch is provided, which includes a main power loop configured to be connected to at least two power supplies, transfer between the at least two power supplies, and output an AC signal; a first parallel bypass module configured to output an AC signal, the first parallel bypass module including an independent power supply; the main controller is configured to, in response to detecting the abnormality of the first power supply of the at least two power supplies, adjust the AC signal output by the first parallel bypass module during the transfer of the main power loop between the at least two power supplies, so as to transfer from the first power supply outputting the AC signal via the main power loop to the second power supply of the at least two power supplies outputting the AC signal via the main power loop.
H02J 9/06 - Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over
50.
PUSH-BUTTON AND ELECTRICAL SYSTEM COMPRISING THE SAME
A push-button (100) includes a plunger sub-assembly (10) that comprises a translation-to-rotation converting part (5), a latch part (6) and a latch spring element (56). The latch spring element connects the latch part to the translation-to-rotation converting part so that rotation of the translation-to-rotation converting part caused by a user pressing the push-button drives the latch part into a position where said latch part abuts a relief portion in the internal surface of a casing (30) of the push-button. Such arrangement of the plunger sub-assembly avoids that numerous repeated locking operations damage to the latch part and/or relief portion. Lifetime of the push-button is thus increased.
H01H 13/62 - Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a single operating member the contact returning to its original state upon manual release of a latch
A solid-state motor starter which includes three electronic switching modules is disclosed. The solid-state motor starter includes: an energy absorbing circuit, which includes a transient diode array including at least one transient diode branch, each branch includes at least one transient diode connected in series in the same direction, and the branches are connected in parallel in the same direction, and the transient diode array has a cathode and an anode connection end; a first and a second three-phase bridge rectifier circuit, which are composed of rectifier diodes. The input or output of each electronic switching module is connected to the midpoint of one of the bridge arms of the first or second three-phase bridge rectifier circuit. The positive poles and the negative poles of the first and second three-phase bridge rectifier circuit are connected to the cathode and anode connection end of the transient diode array.
H02P 29/024 - Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load
H02P 1/02 - Arrangements for starting electric motors or dynamo-electric converters Details
H02P 1/26 - Arrangements for starting electric motors or dynamo-electric converters for starting dynamo-electric motors or dynamo-electric converters for starting an individual polyphase induction motor
53.
MOVABLE CONTACT DRIVING DEVICE AND SWITCHING APPARATUS
The present disclosure relates to a movable contact driving device and a switching apparatus. The movable contact driving device comprises: a contact carrier (10), an electromagnetic actuator (20) and a driving member (30). The driving member (30) is configured to, when the push rod (26) moves to a first predetermined position along the longitudinal axis, rotate relative to the push rod (26) in a first direction such that the driving member (30) engages a fixed portion of the electromagnetic actuator (20) to lock the contact carrier (10) in a position corresponding to a closed position of the movable contact (40); and, when the push rod (26) moves to a second predetermined position along the longitudinal axis, rotate relative to the push rod (26) in a second direction opposite the first direction such that the driving member (30) is unlocked from the fixed portion of the electromagnetic actuator (20) to allow the contact carrier (10) to move to a position corresponding to an open position of the movable contact (40).
An apparatus linked to a generic database storing generic data relating to generic objects and to a custom database storing custom data relating to custom objects, wherein the generic data are accessible from a client application and the custom data are not accessible from the client application The apparatus, includes: a collecting module configured to access a generic node comprising a generic attribute and an associated generic value included in the generic data relating to a generic object stored in the generic database and to access a custom node comprising a custom attribute and an associated custom value included in the custom data relating to a custom object stored in the custom database; a binding module configured to generate a triplet comprising a generic reference of the generic object and a custom reference of the custom object and a relationship between the generic object and the custom object, when a relationship is determined between the generic object and the custom object, the binding module configured to store the triplet in a persistent memory of the virtual database; and an access module configured to read the triplet in the virtual database and to give access to the client application to at least part of the generic data and to at least part of the custom data by means of the triplet.
A current breaking device for interrupting a current flow in a high voltage direct current path. The device includes: a main branch inserted in the direct current path, including a first normally closed mechanical circuit breaker; a first auxiliary branch connected in parallel to the first mechanical circuit breaker, and including a series connection of a capacitor bank, an inductor and a second normally open mechanical circuit breaker; a surge arrester connected in parallel to the capacitor bank; and a second auxiliary branch connecting a first intermediate terminal included between the capacitor bank and the inductor to an earthed connection, and including a resistor. The second mechanical circuit breaker is configured for closing the first auxiliary branch in response to the appearance of a fault current in the main branch, so as to produce a current zero crossing in the main branch.
H02H 3/087 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to excess current for DC applications
56.
CURRENT BREAKING APPARATUS FOR HIGH VOLTAGE DIRECT CURRENT PATH
A current breaking apparatus including: a first current breaking device for interrupting a current flow in a first high voltage direct current path. The first current breaking device, including: a main branch inserted in the first direct current path, comprising including a normally closed mechanical circuit breaker; an auxiliary branch connected in parallel to the mechanical circuit breaker, and including a series connection of a capacitor bank, an inductor and a second normally opened mechanical circuit breaker; a surge arrester connected in parallel to the capacitor bank; and a second auxiliary branch connecting an intermediate terminal included between the capacitor bank and the inductor to an earthed connection and including a resistor. The second mechanical circuit breaker is configured for closing the auxiliary branch in response to the appearance of a fault current in the main branch, so as to produce a current zero crossing in the main branch.
H01H 33/59 - Circuit arrangements not adapted to a particular application of the switch and not otherwise provided for, e.g. for ensuring operation of the switch at a predetermined point in the AC cycle
H01H 9/54 - Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
H02H 3/087 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to excess current for DC applications
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
Goods & Services
Thermal management hardware and software to provide control
over airing, ventilation, heating, cooling, and management
of the internal volume of electrical panels; thermal
controllers including mechanical and electronic thermostats,
hygrostats and sensors for temperature and humidity
regulation of electrical panels housed in enclosures;
resistance heaters to prevent condensation inside the
enclosures; electrical distribution, automation and control
panel thermal optimization software. Natural airing and forced ventilation systems including
outlets, grilles, plastic and metal airing grids, fans,
filters, covers and accessories; air-air and air-water heat
exchangers; cooling units to control over the temperature
inside electrical panels.
58.
ELECTRICAL PROTECTION DEVICE CONFIGURED TO AUTOMATICALLY DETERMINE A CAUSE OF AN ELECTRICAL CIRCUIT OPENING AND ASSOCIATED METHOD
An electrical protection device, including a movable contact, connected to an electrical circuit, a switching handle, and an electronic control unit. The device further includes an electrical link element, connecting the movable contact and the electronic control unit, a switch, a mechanical link element, connected to the switching handle. The electronic control unit is configured to measure the first voltage and the second voltage, compare the first voltage and the second voltage to determine the cause of opening of the electrical circuit among manual opening and fault opening, send a first signal if the cause of opening is manual opening and send a second and/or third signal if the cause of opening is fault opening.
H01H 83/22 - Protective switches, e.g. circuit-breaking switches, or protective relays operated by abnormal electrical conditions otherwise than solely by excess current operated by excess current as well as by some other abnormal electrical condition the other condition being imbalance of two or more currents or voltages
H01H 73/48 - Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism having both electrothermal and electromagnetic automatic release
59.
METHOD AND APPARATUS FOR DIFFERENTIAL PROTECTION OF PROTECTION SECTION, RELAY PROTECTION DEVICE
A differential protection method for a protection section of a power system is disclosed. The differential protection method includes: obtaining a first secondary current value of a first current transformer and a second secondary current value of a second current transformer; determining a differential current value and a braking current value; opening a judgment window in response to an occurrence of a fault in the power system, in response to the differential current value and the braking current value satisfying an in-section fault condition during the judgment window, judging the fault as an in-section fault, otherwise judging the fault as a fault to be determined. Furthermore, an apparatus for differential protection of a protection section of a power system and a relay protection device are disclosed.
H02H 7/045 - Differential protection of transformers
H02H 7/26 - Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occurred
H03K 17/296 - Modifications to provide a choice of time-intervals for executing more than one switching action and automatically terminating their operation after the programme is completed
The present invention relates to a method for synchronously controlling a first motor and a second motor, wherein the first motor is controlled by a first drive unit, the second motor is controlled by a second drive unit, wherein the first motor and the second motor work together to drive the same axis and/or to move the same load, wherein the drive units each perform a closed loop control for driving the respective motor, wherein the closed loop control of each of the drive units is based on the same control loop data set.
H02P 5/74 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more AC dynamo-electric motors
H02K 11/33 - Drive circuits, e.g. power electronics
H02P 5/68 - Arrangements specially adapted for regulating or controlling the speed or torque of two or more electric motors controlling two or more DC dynamo-electric motors
A motion mechanism, which is installed on a base and capable of translating in a movement direction. The motion mechanism includes: a moving iron core bracket, provided with a moving iron core and including a first connection part; a moving contact bracket, provided with a moving contact and including a second connection part; a guide support mechanism, through which the motion mechanism is supported on the base to enable the motion mechanism to translate in the movement direction; the first connection part and the second connection part are connected so that the moving iron core bracket and the moving contact bracket can be pivotally connected around a pivot axis perpendicular to the movement direction and a gravity direction. A contactor including the abovementioned motion mechanism also is disclosed.
The present disclosure relates to an arc extinguishing system for contactor and a contactor. The arc extinguishing system includes: an arc extinguishing chamber, accommodating a plurality of arc extinguishing grids, and an extension direction of each of the plurality of arc extinguishing grids being perpendicular to an extension direction of the movable contact; an arc striking piece, electrically connected to the stationary contact and configured to extend toward the arc extinguishing chamber, so that the arc generated upon the movable contact and the stationary contact being separated moves along the arc striking piece toward the arc extinguishing chamber.
H01H 33/72 - Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
A contactor, which includes: a housing; a plurality of stationary contact brackets, fixed to the housing, wherein each of the plurality of stationary contact brackets includes a bracket body accommodated in the housing and a wiring terminal extending out of the housing and configured to be connected with an electric wire, the wiring terminal includes a sheet-shaped terminal body and a terminal hole penetrating through a thickness of the terminal body; and an isolation sheet, arranged between adjacent wiring terminals and separates the adjacent wiring terminals. The design of the contactor according to the present disclosure can meet at least four different connection modes of different customers at the same time, thus increasing the application compatibility of the contactor and reducing the design cost and management cost.
H01R 4/18 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
H01R 4/34 - Conductive members located under head of screw
H02G 3/08 - Distribution boxesConnection or junction boxes
65.
LATCHING MODULE FOR ELECTRICAL DEVICE AND CONTACTOR COMPRISING THE LATCHING MODULE
A latching module for an electrical device includes: a swing arm movable between an unlocked position and a locked position; a tripper movable between a holding position and a tripped position; a holder, its first portion acts on the tripper and its second portion acts on the swing arm. When the swing arm is in the locked position and the tripper is in the holding position, the holder bears a force from the swing arm to make the holder abut against the tripper to apply a force on the tripper, and the tripper is secured in the holding position, and the holder holds the swing arm in the locked position. When the tripper is in the tripped position, the holder releases the hold on the swing arm and the swing arm moves from the locked position towards the unlocked position. A contactor including the latching module also is disclosed.
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (France)
Inventor
Fribourg, Guillaume
Battail, Sylvain
Favre, Matthieu
Francoise, Hugo
Grandvallet, Christelle
Villeneuve, François
Doutre, Pierre-Thomas
Vignat, Frédéric
Marin, Philippe
Abstract
The invention relates to a connecting device (30) suitable for connecting at least one first element (17) and one second element to one another, and for moving the or each first element relative to the second element. The connecting device comprises a fixed portion (31), a movable portion (32) which is kinematically linked and connected to the or each first element, and a joint (33) which connects the fixed portion and the movable portion at least pivotably about an axis of rotation (A30). The joint comprises, for the axis of rotation, at least one strand (37) that is elastically deformable and extends in a manner that is both substantially parallel and offset relative to the axis of rotation, and that connects at least one fixed support (318) of the fixed portion to at least one movable support (36) of the movable portion.
H01H 1/22 - Contacts characterised by the manner in which co-operating contacts engage by abutting with rigid pivoted member carrying the moving contact
A process for detecting degradation of a switching device including: a mobile electrical contact; a control mechanism including: a driving element of the mobile contact, an elastic member linked to the driving element, and an unlocking member configured to release the elastic member so as to move the contact so as to open an electrical circuit; and an actuator configured to displace the unlocking member. The process includes: (i) commanding the actuator, (ii) determining the duration of time between a first instant corresponding to a predetermined position of the unlocking member and a second instant corresponding to a predetermined position of the driving member, (v) carrying out a set of successive commands of the actuator, so as to obtain a set of values of the duration of time, and (vi) determining a degradation of the unlocking member of the switching device from the evolution of the values of the set of values.
A process for detecting degradation of a switching device including an electromagnetic actuator configured to unlock a control mechanism including an elastic member. The process includes: (i) commanding the electromagnetic actuator, (ii) measuring an electrical current circulating in the electromagnetic actuator, (iii) determining from the measured electrical current a reaction time of the electromagnetic actuator, (iv) determining from the measured electrical current a quantity representative of the current circulating in the electromagnetic actuator, (v) determining a parameter in the form of a polynomial of the determined reaction time and of the determined quantity representative of the current circulating in the electromagnetic actuator, (vi) iterating the steps (i) to (v) for a set of successive commands of the electromagnetic actuator so as to obtain a set of values of the predetermined parameter, (vii) determining a degradation of the electromagnetic actuator from the evolution of the values of the set in the course of the successive commands of the electromagnetic actuator.
An apparatus acting as an entry point to a cloud provider network connected to a generic database able to store generic messages and to a custom database able to store custom messages. The apparatus includes: a router configured to receive generic messages from a generic data source and custom messages from a custom data source, each of the generic message and the custom message containing a message-type and a payload; a cache module storing at least an identifier of the generic schema associated with an identifier of the generic database and an identifier of the custom schema associated with an identifier of the custom database; and a custom domain module able to deserialize the payload of a custom message according to the custom schema and to transfer the custom message in an expected format to the custom database using custom transformation rules, wherein the custom transformation rules are defined after the deployment of the generic domain module and the generic database. Upon reception of a custom message, the router is configured to read the message-type to extract an identifier of a custom schema, to interrogate the cache module with the identifier of the custom schema to determine the identifier of the custom database associated with the extracted identifier of the custom schema and to transfer the custom message to the custom domain module. The cache module is updated with an identifier of the custom schema associated with an identifier of the custom database after the deployment of the custom domain module.
A method for optimizing a model used in real time by an antisway function for the transport of a load by a hoisting appliance, including a gantry able to move along a first axis and a trolley able to move along a second axis, wherein, when transported, the load presents a first sway along the first axis and a second sway along the second axis. The model represents the theorical sway of the load over time, including a first curve representing a first sway, a second curve representing a second sway, and a third curve representing a third sway being a vector of the first sway and the second sway. A control device determines a first remarkable point for the first curve or the second curve depending on the torque of the gantry or the trolley when one of the gantry and the trolley is accelerating, determines a second remarkable point for the first curve or the second curve depending on the torque of the gantry or the trolley when one of the gantry and the trolley is stopped, determines a first remarkable point or the second remarkable point for the third curve depending on a load measurement or the torque of the hoist mechanism when the gantry and the trolley are moving at a steady speed, and synchronizes the model with at least one of the remarkable points.
B66C 13/06 - Auxiliary devices for controlling movements of suspended loads, or for preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
B66C 17/00 - Overhead travelling cranes comprising one or more substantially-horizontal girders the ends of which are directly supported by wheels or rollers running on tracks carried by spaced supports
71.
METHOD FOR GENERATING RANDOM NUMBER AND MICROCONTROLLER UNIT USING THE METHOD
A method of generating a random number for a microcontroller unit, the microcontroller unit using the method, an apparatus including the microcontroller unit are provided. The method includes: reading, from a flash memory of the microcontroller unit, a random number generated the previous time the microcontroller unit was powered on, in response to the microcontroller unit being powered on; acquiring, random information of the microcontroller unit and using the random information as a seed of a random number generation algorithm to generate the random number in a case that the reading fails, and using, the read random number as the seed of the random number generation algorithm to generate the random number in case that the reading succeeds; and writing, the generated random number to the flash memory of the microcontroller unit.
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
Goods & Services
Thermal management hardware and software to provide control over airing, ventilation, heating, cooling, and management of the internal volume of electrical panels; thermal controllers including mechanical and electronic thermostats, hygrostats and sensors for temperature and humidity regulation of electrical panels housed in enclosures; resistance heaters to prevent condensation inside the enclosures; electrical distribution, automation and control panel thermal optimization software. Natural airing and forced ventilation systems including outlets, grilles, plastic and metal airing grids, fans, filters, covers and accessories; air-air and air-water heat exchangers; cooling units to control over the temperature inside electrical panels.
73.
METHOD FOR SELECTING SAMPLES IN A DATASET TO BE LABELLED IN A CLASSIFICATION TASK, WHEREIN THE DATASET COMPRISES N SAMPLES BELONGING TO K CLASSES AND A METHOD FOR CLASSIFYING A DATASET
A method for selecting samples in a dataset to be labelled in a classification task, wherein the dataset includes N samples belonging to K classes. The method includes: extracting features of the N samples using a feature extractor; statistically inferring a probability distribution of the extracted features in the K classes, to obtain the density of each sample with respect to the K classes distributions; and selecting samples to be labelled using the density.
G06F 16/28 - Databases characterised by their database models, e.g. relational or object models
G06F 18/2415 - Classification techniques relating to the classification model, e.g. parametric or non-parametric approaches based on parametric or probabilistic models, e.g. based on likelihood ratio or false acceptance rate versus a false rejection rate
A knife switch, comprising a housing, having a frame structure which forms a knife movement space, and can support a rotating shaft, a static contact, a blade and a magnetically conductive member, wherein the housing is insulated; the static contact, provided on the housing and protruding from the housing towards the knife movement space, wherein a second end of the static contact is electrically connected to an external circuit; the blade, having an elongated shape and capable of rotating about a second end of the blade within the knife movement space such that a first end of the blade is selectively in contact with or disconnected from a first end of the static contact to correspondingly electrically connect the blade to the static contact or electrically insulate the blade from the static contact, wherein the blade has a first side pointing to a blade connecting direction and a second side pointing to a blade disconnecting direction, and when the blade is electrically connected to the static contact, the first side of the blade at least partially abuts against the inner side of the housing; and the magnetically conductive member, at least provided on the first side of the blade, wherein the magnetically conductive member has ferromagnetism.
A control device managing outputs of a set of Input/Output modules and implementing a Modbus server communicating according to a Modbus TCP/IP communication protocol with Modbus clients. The control device includes: a network interface configured to receive requests for commanding one or more outputs from the Modbus clients; a storage unit configured to store, for each request received from a Modbus client, an IP address of the Modbus client and the number of requests received from the Modbus client; and a processing unit configured to determine a Modbus client as Modbus master for the one or more outputs when the frequency of requests commanding the one or more outputs, received from the Modbus client, is above a threshold
G06F 13/42 - Bus transfer protocol, e.g. handshakeSynchronisation
H04L 67/12 - Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
H04L 69/16 - Implementation or adaptation of Internet protocol [IP], of transmission control protocol [TCP] or of user datagram protocol [UDP]
A mechanism for controlling a current switching device. The mechanism includes: an arming lever; an arming disc secured to an arming shaft, movable between a first position and a second position; and a loading pawl which can pivot between a position in which the arming lever drives the arming disc via the loading pawl and a position in which the arming lever is free, rotation of the arming lever causing the arming disc to go from the first position to the second position whilst constraining an elastic member. The mechanism further includes: an end stop for retaining the arming disc; a closing lever configured to trigger closing of the current switching device; and an elastic member configured to move the loading pawl from the position in which the arming lever drives the arming disc to the position in which the arming lever is free when the arming disc is retained by the end stop whilst driving the closing lever so as to close the current switching device.
A method for determining a quantity of a gas contained in a tank of a gas insulated switchgear. The method includes during a calibration phase: (i) acquiring a plurality of successive sets of calibration samples comprising a gas pressure, a gas temperature and an ambient temperature, (ii) for each set of calibration samples, determining a corrected gas temperature from a model and (iii) determining a gas quantity contained in the tank from a gas state equation and from the determined corrected gas temperature. The method further includes during a measurement phase: (v) determining a corrected gas temperature from the model and from an acquired gas temperature, gas pressure and ambient temperature, and (vi) determining the quantity from the gas state equation and from the determined corrected gas temperature.
G01F 22/02 - Methods or apparatus for measuring volume of fluids or fluent solid material, not otherwise provided for involving measurement of pressure
G01M 3/32 - Investigating fluid tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for containers, e.g. radiators
H02B 13/065 - Means for detecting or reacting to mechanical or electrical defects
78.
SOLID-STATE CIRCUIT BREAKER AND CONTROL METHOD THEREFOR
The present disclosure relates to a solid-state circuit breaker and a control method therefor. The solid-state circuit breaker comprises a solid-state switch, a first measurement unit, a second measurement unit, a control unit, and a driving unit. The first measurement unit is used to measure the current and/or voltage at a first terminal of the solid-state switch. The second measurement unit is used to measure the current and/or voltage at a second terminal of the solid-state switch. The control unit is used to: when the solid-state switch is turned off, determine whether the first terminal is charged; determine whether the second terminal is charged; control the driving unit to input a pulse voltage to a control terminal of the solid-state switch; and after the pulse duration has ended, determine the type of load.
H03K 17/56 - Electronic switching or gating, i.e. not by contact-making and -breaking characterised by the use of specified components by the use, as active elements, of semiconductor devices
G01R 19/02 - Measuring effective values, i.e. root-mean-square values
G01R 19/165 - Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
79.
Method and system for determining a tripping range of an electrical circuit switching device
A method and system for determining a tripping range of an electrical circuit switching device designed to supply power to an electrical installation. The system includes an electronic calculation module which is configured to receive data from at least one vibration sensor integrated into said switching device and which is configured to select, based on spectrograms calculated from temporal vibration signals acquired, a predetermined subset of operational characteristics; apply a prediction model parameterized by supervised machine learning to the values of the operational characteristics so as to obtain an estimated value of cut-off current, and determine, as a function of the estimated value of cut-off current, a tripping range of the switching device amongst: normal tripping, overload tripping, and tripping following a short circuit.
H02H 3/00 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection
H02H 1/00 - Details of emergency protective circuit arrangements
H02H 3/08 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to excess current
80.
TRANSPORT SYSTEM AND METHOD FOR OPERATING A TRANSPORT SYSTEM
A transport system, in particular a multi-carrier system, comprises a plurality of linear motors that are arranged in a row and that define a first path and a second path that differs at least partly from the first path; at least one transport unit that has a transport element, which can be moved by the linear motors in a direction of movement along the first path, and a pick-up element for picking up a transport item to be transported, which pick-up element is configured to be moved along with the transport element in the direction of movement and to be moved relative to the transport element in order to set a distance between the transport element and the pick-up element in a transverse direction that extends transversely to the direction of movement; and a distance unit for setting the distance in the transverse direction between the transport element and the pick-up element during the movement of the transport element so that the pick-up element is moved along and/or in accordance with the second path.
A method for training at least one model able to predict a power consumption or production of at least one electric equipment, also called target. The method includes: (a) obtaining time series data representing the evolution of the power consumption or production of the target over a first period of time, (b) comparing the target time series data to known time series data representing the evolution, over a second period of time, of the power consumption or production of known electric equipments, the second period of time being greater than the first period of time, to determine the k known time series data that are the most similar to the target time series data, (c) training of a first prediction model or backbone for each of the k known electric equipments, the backbone being able to predict the evolution over time of the consumption or the production of the corresponding known electric equipment, the backbone being trained on the corresponding time series data over the second period of time, and (d) training at least one second prediction model, called target model, by fine tuning at least one of the first trained prediction model on the time series data of the target over the first period of time.
G06N 3/0442 - Recurrent networks, e.g. Hopfield networks characterised by memory or gating, e.g. long short-term memory [LSTM] or gated recurrent units [GRU]
An industrial system for controlling backplane communication, including a cluster manager linked to a set of communication devices including at least one Input/Output module via a passive optical network. The passive optical network includes a passive optical splitter for transmitting data from the cluster manager to the communication devices, and a passive optical coupler for transmitting data from the communication devices to the cluster manager. The communication devices are synchronized in time with the cluster manager and configured to send data via the passive optical network at respective scheduled time windows.
A switching device for a medium-voltage electrical circuit including: a frame; a vacuum circuit breaker including a fixed electrode relative to the frame and a mobile electrode; an elastic member; and an actuating lever connected to the mobile electrode via the elastic member, The actuating lever is movable between an open position in which the electrodes are separated by an open distance, and a closed position in which the electrodes are in contact. A passage of the actuating lever from the open position to the closed position defines a displacement stroke, greater than the open distance such that the elastic member is compressed when the actuating lever passes from the first position to the second position. The switching device includes at least one removable spacer arranged between the frame and the fixed electrode.
An industrial system for controlling backplane communication, including: a microcontroller; a first time module belonging to a first time domain and generating a first timestamp at an event; and a second time module belonging to a second time domain and able to communicate with at least one Input/Output, I/O, module, generating a second timestamp at the event. The microcontroller, the first time module and the second time module are included in a control manager able to communicate with at least one Input/Output, I/O, module. The microcontroller is configured to: calculate an offset between the second timestamp and the first timestamp; compute a clock ratio between the second time domain and the first time domain; and transmit a message to the at least one I/O module, the message including the second timestamp, the offset and the clock ratio.
A circuit breaker is disclosed, including: an input side including a first input end and a second input end for respectively connecting to a first line and a second line of a power supply; an output side including a first output end and a second output end for respectively connecting two ends of an electric load to form a load loop; a switch unit arranged between the input side and the output side for turning on and turning off the load loop; a current detection unit for detecting a loop current of the load loop; a voltage detection unit for detecting a loop voltage between the first line and the second line; a control circuit including at least one comparator, the control circuit is configured for controlling whether to turn off the switch unit according to comparison results.
H02H 3/38 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to both voltage and currentEmergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection responsive to phase angle between voltage and current
86.
APPARATUS FOR GENERATING A SELF-CHECK LEAKAGE CURRENT
An apparatus for generating a self-check leakage current is disclosed. The apparatus includes: a mechanical switch; a phase line solid-state switch arranged on a phase line and located upstream of the mechanical switch; a current transformer arranged upstream of the phase line solid-state switch; a bypass unit including a bypass switch and a bypass resistor, one end of the bypass unit is connected between the mechanical switch and the solid-state switch on the phase line, and the other end is connected to the upstream of the current transformer on the neutral line; A control unit for controlling the switching on and off of the phase line solid-state switch and the bypass switch and to receive the current value detected by the current transformer, wherein the self-check leakage current is generated when the phase line solid-state switch and the bypass switch are switched on.
G01R 31/52 - Testing for short-circuits, leakage current or ground faults
G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
87.
PLANT INFRASTRUCTURE MODELLING UPDATE FROM ENGINEERING INFORMATION
An application server (AS) for updating a semantic model of a plant infrastructure comprising physical assets that belong to different engineering domains, wherein applications are dedicated to the engineering domains, wherein physical assets are represented respectively by first logical assets in updated applications and respectively by second logical assets in outdated applications, configured to: determine, for at least one updated application, first logical attributes and corresponding first logical values of a first logical asset from first metadata associated with the first logical asset; determine, for at least one outdated application, second logical attributes and corresponding second logical values of a second logical asset from second metadata associated with the second logical asset; determine a first semantic asset with first semantic attributes and corresponding first semantic values using pattern-matching rules related to the semantic model on the first logical attributes and corresponding first logical values, and determining a second semantic asset with second semantic attributes and corresponding second semantic values using pattern-matching rules related to the semantic model on the second logical attributes and corresponding second logical values; determine common attributes between the first semantic attributes and the second semantic attributes; determine a physical asset associated with the first semantic asset and the second semantic asset, if the common attributes have similar values based on semantic and/or similarity comparisons; create an identifier for the determined physical asset associated with the common attributes and values for the common attributes in the semantic model, and update the semantic model with the physical asset and with relationship between the physical asset, the first semantic asset and the second semantic asset.
G06F 30/13 - Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
G06F 30/18 - Network design, e.g. design based on topological or interconnect aspects of utility systems, piping, heating ventilation air conditioning [HVAC] or cabling
The present disclosure relates to a power supply circuit and an electrical device. The power supply circuit includes: a first switch; a first capacitor connected in series with the first switch; a voltage sampling device configured to detect a voltage of the first capacitor and/or a power supply bus to which the power supply circuit is connected; and a control circuit configured to output a control signal based on the detected voltage, wherein the first switch is configured to be switched on or off based on the control signal. In this way, a low-voltage withstanding capacitor with a large capacitance can be achieved in the power supply circuit by switching out the capacitor when the power supply bus voltage is high and switching in the capacitor to assist in power supply when the power supply bus voltage is low.
H02M 3/156 - Conversion of DC power input into DC power output without intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
89.
A SOLID-STATE CIRCUIT BREAKER MODULE FOR INTEGRATION INTO A POWER CONVERTER
A solid-state circuit breaker module (17) for integration into a power converter, the circuit breaker module (17) having an outer housing (19), the outer housing (19) containing: a. a semiconductor switch (7), which acts as a main overcurrent protection device; b. an electromechanical protective relay (9), which acts as a fallback overcurrent protection device; c. a fuse (35), which acts as an ultimate overcurrent protection device; d. a current sensor for detecting an overcurrent; e. a controller for tripping the semiconductor switch (7) and the protective relay (9) when the current sensor detects an overcurrent; and f. a sealed gas chamber (29) filled with an arc-extinguishing gas, the gas chamber (29) containing the semiconductor switch (7), the protective relay (9), and the fuse (35).
H01H 9/54 - Circuit arrangements not adapted to a particular application of the switching device and for which no provision exists elsewhere
H01H 51/29 - Relays having armature, contacts, and operating coil within a sealed casing
H01H 85/02 - Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive Details
90.
POWER DISTRIBUTION EQUIPMENT AND OPERATION METHOD THEREOF
The present disclosure relates to a power distribution equipment and an operation method thereof. The power distribution equipment includes: a main switch, a power supply end of which being connected to a power distribution network; at least one branch switch, a power supply end of each of the at least one branch switch being connected to a load end of the main switch; a main measurement module that measures a total voltage and a total current associated with the main switch; at least one auxiliary measurement module, each of which measuring a branch current associated with one of the at least one branch switch; and a control module configured to determine an abnormality associated with a first branch switch of the at least one branch switch; and control a disconnection associated with the first branch switch in response to the abnormality.
H02H 7/22 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systemsEmergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for switching devices
H02H 1/00 - Details of emergency protective circuit arrangements
91.
METHOD, APPARATUS FOR OPERATING A CONDUCTION ASSEMBLY, START DEVICE, AND COMPUTER-READABLE MEDIUM
Embodiments of the present disclosure relate to a method, apparatus for operating a conduction assembly, a start device, and a computer-readable medium. The conduction assembly is coupled between an AC power supply and an inductive load, and comprises a first switch device and a second switch device which are in anti-series connection, the first switch device comprises a first body diode in anti-parallel connection with the first switch device, and the second switch device comprises a second body diode in anti-parallel connection with the second switch device. The method comprises: conducting the conduction assembly at a first conduction angle in a first cycle; conducting the conduction assembly in a second cycle at a second conduction angle that is greater than the first conduction angle, wherein in the first cycle and second cycle, a turn-off timing of the first switch device or the second switch device in anti-parallel connection with the first body diode or second body diode having a conduction direction the same as a current direction is determined based on the current flowing through the conduction assembly. The method proposed here may reduce the power loss of the soft start circuit.
H03K 17/06 - Modifications for ensuring a fully conducting state
H03K 17/0416 - Modifications for accelerating switching without feedback from the output circuit to the control circuit by measures taken in the output circuit
H03K 17/13 - Modifications for switching at zero crossing
92.
METHOD FOR CONTROLLING A GROUP OF INTERCONNECTED ELECTRICAL SOURCES
A method is proposed for controlling a set of electrical sources that are interconnected so as to supply an electrical network. The method includes: (i) determining, in real-time, a total electrical power requirement to be supplied to the network, (ii) determining, for each electrical source, a value of a physical parameter representative of the operation of the electrical source as a function of the electrical power supplied by the electrical source, (iii) determining, for the set of the electrical sources, the sum of the values of the physical parameter representative of the operation of each electrical source, so as to form a total value of the physical parameter representative of the operation of the network, (iv) controlling the electrical power supplied by each electrical source such that the total electrical power produced is equal to the total electrical power requirement to be supplied to the network and so as to minimise the total value of the physical parameter.
A method and a system for protecting an electrical distribution network, the system including sources of electrical energy, loads and protection devices, each having a nominal trip timer and being configured to supply signals of detection of the presence and direction of a fault current. The system determines monitoring points and a fault condition associated with each monitoring point directly connected to several protection devices, defined by rules relating to the presence and the direction of the fault current detected by each protection device in the vicinity of the monitoring point, and, when a fault condition is confirmed, trips as a priority, with a trip timer less than the nominal trip timer, the opening of at least one of the monitoring devices in the vicinity of the fault point.
H02H 7/26 - Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occurred
The present disclosure discloses a busbar-side voltage transformer cabinet including a busbar chamber configured to install a busbar therein; an inflation chamber arranged below the busbar chamber and configured to install an electrical device therein, and filled with insulating gas; and a cable chamber arranged below the inflation chamber and configured to install a feeder therein, the cable chamber is installed with a voltage transformer, the inflation chamber is provided with an isolation device to switch the voltage transformer between on state and grounded state. According to the present disclosure, there is no need to add an additional isolation switch cabinet to control grounding and connection of the voltage transformer; the voltage transformer is installed in the cable chamber at the bottom, so there is no need for additional small gas box, which saves space and the height of the cabinet is the same as that of other cabinets.
An arc extinguishing device for a circuit-breaker, including an arc splitter stack. The arc splitter stack including a plurality of extinguishing splitter plates stacked on top of each other and being kept apart from each other in the direction of stacking. The arc extinguishing device including an insulating rear plate being fixed at the back of the arc splitter stack, the insulation rear plate being subdivided into a first and a second vertical portions, each vertical portion including respectively a first and a second exhaust zone, each exhaust zone including one or more vents facing spaces between two adjacent extinguishing splitter plates, the first exhaust zone being located in an upper part of the first portion, the second exhaust zone being located in a lower part of the second portion.
An apparatus for configuration of a second communication device intended to replace a first communication device, including: a mechanical part adapted to complete the structure of the first communication device and the structure of the second communication device, and a RFID tag linked to a processing unit and a memory. The RFID tag includes a receiver configured to receive a first input signal from a first RFID reading device located in the first communication device, wherein the first input signal includes configuration data of the first communication device, when the apparatus is linked to the first communication device. The processing unit is configured to store the configuration data in the memory. The receiver is further configured to receive a second input signal from a second RFID reading device located in the second communication device, wherein the second input signal includes a request for configuration data, when the apparatus is linked to the second communication device. The processing unit is configured to retrieve the configuration data in the memory. The RFID tag includes a transmitter configured to transmit an output signal to the second RFID reading device, wherein the output signal includes the configuration data.
An electrical protection system has connection terminals, separable electrical contacts, a switching mechanism and at least one power switch connected in series with the separable electrical contacts, the switching mechanism including a displaceable control member. The electrical protection system further includes an electronic control circuit coupled to the at least one power switch and a sensor coupled to the control member for measuring a position of the switching mechanism. The electronic control circuit is configured to switch the at least one power switch to a blocking state when the sensor detects that the switching mechanism reaches a position preceding a position in which the electrical contacts separate.
A switching device, a switching module and a control module configured to command the interruption of a current by way of the switching module in the event of a fault. The switching module includes a circuit carrying the current and including, in series, two back-to-back depletion-mode JFETs and a switching component that switches between two configurations. The switching component allows the current to flow in one configuration and prevents the current from flowing in the other configuration, which it is in by default. The control module generates a first signal for keeping the switching component in the first configuration, the control module being configured, in the event of a fault, to generate a second signal for commanding the interruption of the current by way of a transistor, and configured to interrupt the first signal in the event of a fault.
H02H 3/02 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection Details
H03K 17/567 - Circuits characterised by the use of more than one type of semiconductor device, e.g. BIMOS, composite devices such as IGBT
H03K 17/687 - Electronic switching or gating, i.e. not by contact-making and -breaking characterised by the use of specified components by the use, as active elements, of semiconductor devices the devices being field-effect transistors
An electrical current measurement module intended to measure an electrical current passing through an electrical conductor. The module includes a main winding of electrically conductive wire, which further includes a ferromagnetic element of dished form, including a rounded central portion and two arms of the same length extending parallel to an axis of symmetry, on either side of the rounded central portion. The main winding extends in a direction at right angles to the axis of symmetry, and is disposed between the arms of the ferromagnetic element, so as to form a through-housing adapted to surround the electrical conductor. The module is configured to be opened into two parts, a first part including at least the main winding and a second part including at least the rounded central portion.
G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
G01R 19/00 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof
100.
DEVICE FOR MEASURING ELECTRICAL QUANTITIES IN AN ELECTRICAL INSTALLATION AND ASSOCIATED SYSTEM
A device for measuring electrical quantities in an electrical installation. The device is integrated in a housing including at least one unitary block, the unitary block including a through-slot suitable for receiving an electrical conductor of the electrical installation, the through-slot extending along a main axis. Each unitary block includes: a current measurement module, configured to measure an electrical current flowing in the electrical conductor; a voltage measurement module for measuring voltage through capacitive coupling; and a power supply module, configured to pick up an electrical energy from the electrical conductor, the modules being arranged around the through-slot. The device is configured to obtain at least one electrical quantity on the basis of the current and voltage measurements, and to transmit the at least one electrical quantity via a communication interface.
G01R 15/12 - Circuits for multi-testers, e.g. for measuring voltage, current, or impedance at will
G01R 1/04 - HousingsSupporting membersArrangements of terminals
G01R 15/16 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using capacitive devices
G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
