Abrégé

An earthing switch includes a fixed contact part fixed in an enclosure, a movable contact part disposed to face the fixed contact part, having a hollow portion formed therein, and having one end portion connected to a driving device and driven by the driving device so that the other end portion thereof is connected to or separated from the fixed contact part, and a piston part located in the hollow portion and moving relative to the movable contact part, wherein the hollow portion extends in a longitudinal direction of the movable contact part, both end portions of the hollow portion are formed to be open in the longitudinal direction.

Classes IPC  ?

• H01H 9/02 - Supports, enveloppes ou capots
• H01H 1/14 - Contacts caractérisés par la manière dont les contacts coopérants s'engagent en butant l'un contre l'autre

Abrégé

An earthing switch includes a fixed contact part fixed in an enclosure, a movable contact part disposed to face the fixed contact part, having a hollow portion formed therein, and having one end portion connected to a driving device and driven by the driving device so that the other end portion thereof is connected to or separated from the fixed contact part, and a piston part located in the hollow portion and moving relative to the movable contact part, wherein the hollow portion extends in a longitudinal direction of the movable contact part, both end portions of the hollow portion in the longitudinal direction are formed to be open, and the piston part includes a gas flow path formed therein.

Classes IPC  ?

• H01H 9/12 - Moyens pour mettre à la terre des parties de l'interrupteur normalement non reliées électriquement aux contacts
• H01H 25/00 - Interrupteurs avec mouvement composé de la poignée ou d'un autre organe moteur
• H01H 33/56 - Réservoirs à gaz
• H01H 33/70 - Interrupteurs comportant des moyens séparés pour diriger, obtenir ou augmenter l'écoulement du fluide extincteur d'arc

Abrégé

A soundproofing transformer includes a tank; a winding portion and a core portion provided inside the tank; an insulating fluid provided inside the tank; a reinforcing member provided outside of the tank; a cavity having a resonance space and connected to the reinforcing member by a coupling member; a partition member stacked on the cavity, and having an acoustic absorption portion; a noise inlet member having a first inlet facing the tank, connected to the resonance, and configured to transmit noise introduced from the first inlet to the resonance space; and a noise reduction panel connected to at least one of the partition member and the noise inlet member, and having a second inlet provided to communicate with the acoustic absorption portion while facing the tank.

Classes IPC  ?

• H01F 27/33 - Dispositions pour amortissement du bruit
• H01F 27/02 - Enveloppes
• H01F 27/12 - Refroidissement par huile

Abrégé

The present disclosure relates to a transformer. According to an aspect of the present disclosure, a transformer includes a case; a winding portion and an iron core portion, provided in the case; an insulating fluid provided in the case; and a reinforcing portion provided outside the case, and surrounding the case, wherein the reinforcing portion is made of a second material having a yield strength higher than a yield strength of a first material constituting the case, to pressurize the case and prevent expansion of the case.

Classes IPC  ?

• H01F 27/02 - Enveloppes
• C22C 38/04 - Alliages ferreux, p. ex. aciers alliés contenant du manganèse
• H01F 27/32 - Isolation des bobines, des enroulements, ou de leurs éléments

Abrégé

There is provided a soundproofing transformer including a tank; a winding portion and a core portion provided inside the tank; an insulating fluid provided inside the tank; a reinforcing member provided outside of the tank; a cavity having a resonance space and connected to the reinforcing member by a coupling member; a partition member stacked on the cavity and forming an acoustic absorption space; a noise inlet member having a first inlet facing the tank, connected to the cavity through the acoustic absorption space, and configured to transmit noise introduced from the first inlet to the resonance space; and a noise reduction panel connected to the partition member and the noise inlet member, and having a second inlet provided to communicate with the acoustic absorption space. The partition member connects the cavity and the noise reduction panel, and separates the noise reduction panel from the cavity.

Classes IPC  ?

• H01F 27/33 - Dispositions pour amortissement du bruit

Abrégé

A low-noise transformer according to the present invention may comprise: an outer container; a winding part and an iron core part which are provided inside the outer container; an insulating fluid provided inside the outer container; a reinforcing member provided outside the outer container; a cavity provided with a resonance space and connected to the reinforcing member by a coupling member; a partition wall member stacked on the cavity and provided with a sound absorbing part; a noise admitting member which is provided with a first inlet facing the outer container, and which is connected to the resonance space and configured so that noise entering from the first inlet is transmitted to the resonance space; and a noise reducing panel which is connected to at least one among the partition wall member and the noise admitting member and is provided with a second inlet facing the outer container and communicating with the sound absorbing part.

Classes IPC  ?

• H01F 27/33 - Dispositions pour amortissement du bruit
• H01F 27/02 - Enveloppes

Abrégé

A generator for a vessel, according to the present invention, may comprise: a detachable vibration prevention unit connected to an engine room, for accommodating an engine provided with a crankshaft, by being connected to the crankshaft, and reducing the vibration of the engine by having a predetermined level of mass; a rotor unit connected to and supported by the detachable vibration prevention unit; a stator unit fixed to the engine room so as to face the rotor unit; a cooling unit connected to the stator unit; and at least one exciter connected to the crankshaft and the stator unit.

Classes IPC  ?

• H02K 5/24 - EnveloppesEnceintesSupports spécialement adaptés pour la réduction ou à la suppression des bruits ou vibrations
• H02K 9/06 - Dispositions de refroidissement ou de ventilation par l'air ambiant s'écoulant à travers la machine comportant des moyens pour établir la circulation d'un agent de refroidissement avec des ventilateurs ou des dispositifs d'entraînement mûs par l'arbre de la machine
• H02K 7/00 - Dispositions pour la mise en œuvre d'énergie mécanique associées structurellement aux machines dynamo-électriques, p. ex. association structurelle avec des moteurs mécaniques d'entraînement ou des machines dynamo-électriques auxiliaires
• H02K 1/12 - Parties fixes du circuit magnétique
• H02K 11/30 - Association structurelle à des circuits de commande ou à des circuits d’entraînement
• H02K 7/18 - Association structurelle de génératrices électriques à des moteurs mécaniques d'entraînement, p. ex. à des turbines
• B63J 3/02 - Entraînement des auxiliaires par l'ensemble moteur de propulsion

Abrégé

The present invention relates to a transformer. The transformer according to the present invention comprises: an enclosure; a wiring unit and an iron core unit provided inside the enclosure; an insulating fluid provided inside the enclosure; and a reinforcing unit, which is provided outside the enclosure and encompasses the enclosure, wherein the reinforcing unit is made of a second material which is a material having a yield strength higher than the yield strength of a first material which is a material for forming the enclosure, so as to press the enclosure and prevent expansion of the enclosure.

Classes IPC  ?

• C22C 38/02 - Alliages ferreux, p. ex. aciers alliés contenant du silicium
• C22C 38/04 - Alliages ferreux, p. ex. aciers alliés contenant du manganèse
• H01F 27/02 - Enveloppes
• H01F 27/12 - Refroidissement par huile

Abrégé

The present invention relates to a transformer. The transformer according to the present invention comprises: an enclosure; a wiring unit and an iron core unit provided inside the enclosure; an insulating fluid provided inside the enclosure; and a reinforcing unit, which is provided outside the enclosure and encompasses the enclosure, wherein the reinforcing unit is made of a second material which is a material having a yield strength higher than the yield strength of a first material which is a material for forming the enclosure, so as to press the enclosure and prevent expansion of the enclosure.

Classes IPC  ?

• H01F 27/02 - Enveloppes
• H01F 27/12 - Refroidissement par huile
• C22C 38/04 - Alliages ferreux, p. ex. aciers alliés contenant du manganèse
• C22C 38/02 - Alliages ferreux, p. ex. aciers alliés contenant du silicium

Abrégé

A power converter having a Scott-T transformer includes a direct current to alternating current converter configured to have at least two multilevel converters converting input direct current power to alternating current power, a Scott-T transformer configured to operate in medium frequency of several hundreds of Hz to several tens of kHz, to transform a voltage level of the alternating current power from each of the at least two multilevel converters of the direct current to alternating current converter into three-phase alternating current power, and to output the three-phase alternating current power, and an alternating current to direct current converter configured to convert the three-phase alternating current power from the Scott-T transformer to direct current power.

Classes IPC  ?

• H02M 3/335 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu avec transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrodes de commande pour produire le courant alternatif intermédiaire utilisant des dispositifs du type triode ou transistor exigeant l'application continue d'un signal de commande utilisant uniquement des dispositifs à semi-conducteurs
• H01F 27/42 - Circuits spécialement adaptés à la modification ou la compensation des caractéristiques électriques des transformateurs, réactances ou bobines d'arrêt
• H02M 7/06 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continu sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge sans électrode de commande ou des dispositifs à semi-conducteurs sans éléctrode de commande
• H02M 7/483 - Convertisseurs munis de sorties pouvant chacune avoir plus de deux niveaux de tension
• H02M 7/493 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant alternatif sans possibilité de réversibilité par convertisseurs statiques utilisant des tubes à décharge avec électrode de commande ou des dispositifs à semi-conducteurs avec électrode de commande les convertisseurs statiques étant agencés pour le fonctionnement en parallèle

Abrégé

A device for detecting a defect in an insulating material to be measured, may include a case having a test chamber in which the insulating material is accommodated; a withstand voltage tester applying a voltage to the insulating material accommodated in the test chamber; a plurality of X-ray modules disposed in the test chamber and irradiating X-rays toward different regions or in different directions; and a partial discharge sensor measuring a partial discharge generated from the insulating material accommodated in the test chamber.

Classes IPC  ?

• G01N 23/18 - Recherche de la présence de défauts ou de matériaux étrangers
• G01N 23/083 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p. ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et mesurant l'absorption le rayonnement consistant en rayons X
• G01N 23/10 - Recherche ou analyse des matériaux par l'utilisation de rayonnement [ondes ou particules], p. ex. rayons X ou neutrons, non couvertes par les groupes , ou en transmettant la radiation à travers le matériau et mesurant l'absorption le matériau étant confiné dans un récipient, p. ex. scanners de bagage à rayons X

Abrégé

The purpose of the present disclosure is to provide a thrust bearing cooling device which can improve the cooling efficiency of a thrust bearing. A thrust bearing cooling device comprising: a fluid storage tank in which a thrust bearing is installed and a fluid is stored, an outer surface of the fluid storage tank being exposed to external air; and at least one heat exchange fin provided in the fluid storage tank.

Classes IPC  ?

• F16C 37/00 - Refroidissement des paliers
• F16C 33/66 - Pièces ou détails particuliers pour la lubrification
• F16C 19/30 - Paliers à contact de roulement pour mouvement de rotation exclusivement avec roulements à rouleaux essentiellement du même gabarit, disposés dans une ou plusieurs rangées circulaires, p. ex. roulements à aiguilles pour charges axiales principalement

Abrégé

The present invention may comprise: a direct current-to-alternating current conversion unit having at least two multi-level converters each converting input direct-current power into alternating-current power; a Scott transformer which operates at a medium frequency of hundreds of Hz to tens of thousands of Hz so that a voltage level of the alternating-current power from each of the at least two multi-level converters of the direct current-to-alternating current conversion unit is transformed into three-phase alternating-current power to be output; and an alternating current-to-direct current conversion unit for converting the three-phase alternating-current power from the Scott transformer into direct-current power.

Classes IPC  ?

• H02M 7/483 - Convertisseurs munis de sorties pouvant chacune avoir plus de deux niveaux de tension
• H02M 5/12 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant alternatif, p. ex. pour changement de la tension, pour changement de la fréquence, pour changement du nombre de phases sans transformation intermédiaire en courant continu par convertisseurs statiques utilisant des transformateurs pour la transformation de l'amplitude de la tension ou du courant seulement
• H02M 7/04 - Transformation d'une puissance d'entrée en courant alternatif en une puissance de sortie en courant continu sans possibilité de réversibilité par convertisseurs statiques
• H01F 27/42 - Circuits spécialement adaptés à la modification ou la compensation des caractéristiques électriques des transformateurs, réactances ou bobines d'arrêt
• H01F 30/14 - Transformateurs diphasés, triphasés ou polyphasés pour le changement du nombre de phases

Abrégé

A field discharge resistor unit according to an embodiment of the present invention is a device coupled to a rotary shaft of a synchronous motor and connected to a coil wound on a rotor of the synchronous motor, to reduce a magnitude of an electric current flowing through the coil wound on the rotor, and comprises: a hub which has a receiving space therein and is coupled to the rotary shaft of the synchronous motor so that a rotary movement of the hub matches that of the shaft; and at least one conductor disk received in the receiving space of the hub and may function as a resistor when an electric current flows therethrough.

Classes IPC  ?

• H02K 11/00 - Association structurelle de machines dynamo-électriques à des organes électriques ou à des dispositifs de blindage, de surveillance ou de protection
• H02K 9/06 - Dispositions de refroidissement ou de ventilation par l'air ambiant s'écoulant à travers la machine comportant des moyens pour établir la circulation d'un agent de refroidissement avec des ventilateurs ou des dispositifs d'entraînement mûs par l'arbre de la machine
• H02K 19/02 - Moteurs synchrones
• H02K 11/26 - Dispositifs de détection de la tension ou actionnés par des valeurs de cette variable, p. ex. dispositifs de protection contre les excès de tension
• H02K 19/14 - Moteurs synchrones avec des enroulements supplémentaires en court-circuit pour démarrage en moteurs asynchrones

Abrégé

The purpose of the present invention is to provide a thrust bearing cooling device which can improve the cooling efficiency of a thrust bearing. A thrust bearing cooling device according to an embodiment of the present invention comprises: a fluid storage tank in which a thrust bearing is installed and a fluid is stored, and the outer surface of which is exposed to the outside air; and at least one heat exchanger fin disposed in the fluid storage tank.

Classes IPC  ?

• F16C 37/00 - Refroidissement des paliers
• F16C 33/66 - Pièces ou détails particuliers pour la lubrification
• F16C 19/30 - Paliers à contact de roulement pour mouvement de rotation exclusivement avec roulements à rouleaux essentiellement du même gabarit, disposés dans une ou plusieurs rangées circulaires, p. ex. roulements à aiguilles pour charges axiales principalement

Abrégé

A device for detecting a defect in an insulating material according to the present invention includes: an outer case including therein, a test chamber for storing an insulating material to be measured; a withstand voltage tester for applying a voltage to the insulating material to be measured stored in the test chamber; a plurality of X-ray modules disposed in the test chamber and emitting X-rays toward different regions or in different directions; and a partial discharge sensor for measuring a partial discharge generated from the insulating material to be measured stored in the test chamber.

Classes IPC  ?

• G01N 23/18 - Recherche de la présence de défauts ou de matériaux étrangers
• H01H 33/26 - Moyens pour détecter la présence d'un arc ou d'une autre décharge
• G01R 31/12 - Test de la rigidité diélectrique ou de la tension disruptive
• G01R 31/04 - Essai de connexions, p.ex. de fiches de prises de courant ou de raccords non déconnectables

Abrégé

The purpose of the present invention is to provide a field discharge resistor unit, which has an improved thermal stability and has an easily adjustable resistance value and heat capacity, and a synchronous motor including the same. A field discharge resistor unit according to an embodiment of the present invention is a device coupled to a rotary shaft of a synchronous motor and connected to a coil wound on a rotor of the synchronous motor, to reduce a magnitude of an electric current flowing through the coil wound on the rotor, and comprises: a hub which has a receiving space therein and is coupled to the rotary shaft of the synchronous motor so that a rotary movement of the hub matches that of the shaft; and at least one conductor disk which is received in the receiving space of the hub and may function as a resistor when an electric current flows therethrough.

Classes IPC  ?

• H02K 19/02 - Moteurs synchrones

Abrégé

The present invention relates to an integrated vessel data system and a vessel comprising same. According to the present invention, a vessel data request including a VDM path is received, and by using the received VDM path, the requested vessel data is searched from a database in which vessel data are stored. The VDM path may be an identifier hierarchically defining paths leading to each vessel data in a VDM, and each vessel data may be identified by the VDM path. Accordingly, necessary vessel data may be efficiently provided to various third-party services.

Classes IPC  ?

• B63J 99/00 - Matière non prévue dans les autres groupes de la présente sous-classe
• G06Q 50/00 - Technologies de l’information et de la communication [TIC] spécialement adaptées à la mise en œuvre des procédés d’affaires d’un secteur particulier d’activité économique, p. ex. aux services d’utilité publique ou au tourisme
• H04L 12/24 - Dispositions pour la maintenance ou la gestion

Abrégé

The present invention relates to a method for collecting vessel data using a vessel data model (VDM), a device for collecting vessel data, and a vessel comprising same. Accordingly, it is preferable that the present invention comprises the steps of: acquiring vessel data generated from vessel equipment; and, on the basis of a VDM, converting the vessel data into integrated vessel data having an integrated format, and collecting same, wherein the VDM is generated by combining a vessel model, a system model and a data model, wherein the vessel model is a model defined by hierarchically classifying the vessel equipment, the system model is a model defined by structuring the vessel data, and the data model is a model for defining the attributes and types of the vessel data.

Classes IPC  ?

• B63J 99/00 - Matière non prévue dans les autres groupes de la présente sous-classe
• G06Q 50/00 - Technologies de l’information et de la communication [TIC] spécialement adaptées à la mise en œuvre des procédés d’affaires d’un secteur particulier d’activité économique, p. ex. aux services d’utilité publique ou au tourisme
• H04L 12/24 - Dispositions pour la maintenance ou la gestion

Abrégé

Disclosed are a disconnecting switch and an earthing switch for a gas insulated switchgear capable of implementing three positions by a single operator and may have a stable interpolarity contact. According to the present invention, the size of a gas-insulated switchgear may be reduced by operating a disconnecting switch and an earthing switch by a single operator, and implementing three positions.

Classes IPC  ?

• H01H 31/00 - Interrupteurs à coupure dans l'air pour haute tension sans moyen d'extinction ou de prévention des arcs
• H01H 33/42 - Mécanismes moteurs
• H02B 5/06 - Postes de transformation d'extérieurPostes de transformation comportant des installations d'intérieur et d'extérieur à isolation gazeuse
• H01H 3/04 - Leviers
• H01H 33/666 - Dispositions pour l'actionnement

Abrégé

A spring operation device includes a closing shaft rotating to apply closing driving force to a movable contactor of a circuit breaker; a breaking shaft connected to the closing shaft in an axial direction and rotating to apply breaking driving force to the movable contactor of a circuit breaker; a plurality of springs having one ends connected to the closing shaft and the breaking shaft and the other ends fixed in position and provided along circumferences of the closing shaft and the breaking shaft in order to transmit elastic restoring force to the closing shaft and the breaking shaft to rotate the closing shaft and the breaking shaft; and a power transmission unit connecting the closing shaft and the breaking shaft when a closing operation is performed and releasing a connection between the closing shaft and the breaking shaft when a breaking operation is performed.

Classes IPC  ?

• H01H 3/38 - Mécanismes-moteurs, c.-à-d. pour transmettre la force motrice aux contacts utilisant un ressort ou autre couplage élastique de l'arbre
• H01H 3/30 - Dispositions comportant une énergie à l'intérieur de l'interrupteur pour actionner le mécanisme d'entraînement utilisant un moteur à ressort

Abrégé

A motor frame is disclosed. According to an exemplary embodiment in the present disclosure, a motor frame includes a main frame including a component of a motor provided therein; and a front cover and a rear cover covering an open front surface and an open rear surface of the main frame, respectively, and having cores into which the component of the motor is inserted, respectively, in which a region between the main frame and the cores is asymmetrical in a vertical direction.

Classes IPC  ?

• H02K 5/20 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction avec des canaux ou des conduits pour la circulation d'un agent de refroidissement
• H02K 9/14 - Dispositions de refroidissement ou de ventilation dans lesquels l'agent de refroidissement gazeux circule entre l'enveloppe de la machine et une chemise extérieure

Produits et services

(1) Calculating machines, namely calculators, data-processing equipment namely, computer hardware, integrated circuits and network servers and computers; Apparatus for recording, transmission, processing and reproduction of sound, images or data, namely, vehicle inspection cameras and scopes, closed-circuit television (CCTV) surveillance cameras; Electrical storage batteries, electric batteries for vehicles and battery chargers for electrical storage batteries and electric batteries for vehicles; Automatic control apparatus and instruments, namely, marine automation controlling systems for ship propulsion, ballast, engines, steering and thrusters; Diagnostic apparatus for vehicles namely, airbag scan tools, vehicle fault code readers, vehicle compression and vacuum testers, diagnostic laptops, vehicle electrical testers and test leads, vehicle emission analysers, vehicle fuel pressure testers, vehicle ignition testers, vehicle multimeters, spark plug coil testers, vehicle battery and fuse testers, digital vehicle gas tester and vehicle alternator testers; Nautical apparatus and instruments namely, marine switchgear consoles; Alarm monitoring devices for ships for the supervision and control of marine engines, machinery propulsion, bilge alarms, door and hatch alarms and cabin alarms; Electric power distribution machines namely, low voltage induction motors, distribution boxes for electrical power, power distribution panels, boxes, cables and assemblies, marine diesel engines; Electrical controllers namely, electronic servo motor controllers; Solar modules; Non-contact power supply system apparatus, namely, non-contact power supply coils; Acoustic transformers, audio transformers, current transformers, distribution transformers, electric transformers, voltage transformers, high-voltage transformers, power transformers, step down and step up transformers; Circuit breakers; Switchboards; Electrical and electronic control apparatus for improving power efficiency namely low voltage converter, low and medium voltage circuit breakers; Electrical power supplies namely, switchgears, gas-insulated switchgears, electrical rotating machines; Electricity transporting system apparatus, namely electric battery motors, electrical power plants, electric towers; Electric power controllers namely, low and medium voltage circuit breakers; Electric control devices for energy management namely electric utility grids; Electric power converters; Analog and digital power modules; Apparatus for measuring, monitoring, analyzing electricity consumption, namely, energy monitors, optical sensors, led monitors; Apparatus for diagnosing electrical power installations, namely, multimeters, voltage detectors, megohmmeters, microohmmeters, ground resistance testers, gaussmeters, hipot testers; Electric power analyzers; Remote control apparatus and instruments, namely, computer programs for remotely collecting and disseminating energy usage information, remote controls for energy monitors, remote control for auto pilot steering systems; Remote measuring controllers for ships; Marine navigation apparatus, namely gyro compasses, sonar, radar, magnetic compasses, ship auto pilot steering systems, echo sounders, electronic map display information systems, rudder angle indicators, rate of turn indicators, global positioning system (GPS) consisting of computers, computer software, transmitters, receivers, and network interface devices, ship whistles; Downloadable computer software for remote monitoring and analysis to enable users to access, store, transmit information to control the energy-efficient and economical operation of ship propulsion systems and building power systems; Computer software platforms, namely information and communication technology (ICT) platforms to connect telephone lines and telephone signals with computers, enterprise software, middleware, and audio-visual receivers to enable users to access, store, transmit information to control the energy-efficient and economical operation of ship propulsion systems and building power systems; Computer and network operating system programs; Data processing programs namely voyage data recorders; Data collecting apparatus for ships namely network servers to collect and disseminate information about energy usage and energy loads to all for the energy-efficiency and economical operation of ship propulsion systems and building power systems (1) Development of operating system software for comprehensive protection power control for the protection of electrical power systems from faults through the isolation of faulted parts from the rest of the electrical network; Remote server administration; Design of computer system for ship mechanism controls; Platform as a service (PAAS) featuring computer software platforms for use in the field of energy management; Development of software for secure network operations; Computer network configuration services; Design of power transformers and gas insulated switchgears; Design of power regulators; Design of electric power generators; Design and drafting of ship; Management power storage apparatus; Research and development of power converters, inverter, charger for used in renewable energy systems; Research and development relating of renewable energy production; Research and development of power storage system; Management of power quality; Diagnostic services relating to power quality; Management of comprehensive protection power control operating system; Maintenance of power system monitoring and control; Research in the field of energy; Research and development of technology for nuclear power and to harness marine energy, hydroelectric, wind, geothermal and solar power

Produits et services

Calculating machines, data-processing equipment and computers; Apparatus for recording, transmission, processing and reproduction of sound, images or data; Batteries and battery chargers; Automatic control apparatus and instruments; Diagnostic apparatus for vehicles; Nautical apparatus and instruments; Alarm monitoring devices for ships; Electric power distribution machines; Electrical controllers; Solar modules; Non-contact power supply system apparatus; Transformers; Circuit breakers; Switchboards; Electrical and electronic control apparatus for improving power efficiency; Electronic power supplies; Electricity transporting system apparatus; Electric power controllers; Electric control devices for energy management; Electric power converters; Power distributors [electrical]; Power modules; Apparatus for measuring/monitoring/analyzing electricity consumption; Apparatus for diagnosing electrical power installations; Electric power analyzers; Remote control apparatus and instruments; Remote measuring controllers for ships; Marine navigation apparatus; Downloadable computer software for remote monitoring and analysis; Computer software platforms; Operating system programs; Data processing programs; Autopilots for vessels; Data collecting apparatus for ships. Development of operating system software for comprehensive protection power control; Remote server administration; Design of computer system for ship mechanism controls; Providing paas (platform as a service); Development of software for secure network operations; Configuration of computer systems and networks; Design of power facilities; Design of power regulators; Design of generators; Design and drafting of ship; Management power storage apparatus; Research and development of power converters/inverter/charger for use in renewable energy systems; Research and development relating to renewable energy production; Research and development of power storage system; Management of power quality; Diagnostic services relating to power quality; Management of comprehensive protection power control operating system; Maintenance of power system monitoring and control; Research in the field of energy; Research and development of technology for nuclear power or alternative energy.

Abrégé

An apparatus for measuring dissolved gas includes a body having an internal space, a separator installation part provided in the body and having a separator allowing a dissolved gas to pass therethrough and blocking insulating oil installed therein, and a sensor installation part provided in the body and allowing a gas sensor measuring dissolved gas separated by the separator to be installed therein, wherein the separator installation part and the sensor installation part are configured in such a manner that the separator and the gas sensor are independently installed in the body or separated from the body. According to the apparatus for measuring dissolved gas, a gas sensor may be manufactured to be standardized, and excellent compatibility with respect to various types of gas sensors may be provided.

Classes IPC  ?

• H01F 27/25 - Noyaux magnétiques fabriqués à partir de bandes ou de feuillards
• G01N 33/28 - Huiles
• H01F 27/02 - Enveloppes
• H01F 27/12 - Refroidissement par huile

Abrégé

An apparatus for measuring dissolved gas includes a body having an internal space, a separator installation part provided in the body and having a separator allowing a dissolved gas to pass therethrough and blocking insulating oil installed therein, and a sensor installation part provided in the body and allowing a gas sensor measuring dissolved gas separated by the separator to be installed therein, wherein the separator installation part and the sensor installation part are configured in such a manner that the separator and the gas sensor are independently installed in the body or separated from the body. According to the apparatus for measuring dissolved gas, a gas sensor may be manufactured to be standardized, and excellent compatibility with respect to various types of gas sensors may be provided.

Classes IPC  ?

• G01N 1/22 - Dispositifs pour prélever des échantillons à l'état gazeux
• H01F 27/12 - Refroidissement par huile

Abrégé

The present invention relates to an ion exchange membrane and a manufacturing method therefor and, more specifically, to an ion exchange membrane comprising a cross-linked sulfonated triblock copolymer and carbon nanotube, which is utilizable in a redox flow energy storage device, etc. due to high ion conductivity, mechanical strength and ion selectivity. The ion exchange membrane of the present invention has superior ion selectivity and mechanical strength and thus can greatly improve the performance of a fuel battery, etc. when applied thereto.

Classes IPC  ?

• H01M 8/1023 - Matériaux d’électrolyte polymère caractérisés par la structure chimique de la chaîne principale du polymère conducteur ionique comprenant uniquement du carbone, p. ex. des polyarylènes, des polystyrènes ou des polybutadiène-styrènes
• H01M 8/20 - Éléments à combustible indirects, p. ex. éléments à combustible avec un couple REDOX irréversible
• H01M 8/1072 - Matériaux d’électrolyte polymère caractérisés par le procédé de fabrication par des réactions chimiques, p. ex. polymérisation in situ ou réticulation in situ
• H01M 8/18 - Éléments à combustible à régénération, p. ex. batteries à flux REDOX ou éléments à combustible secondaires
• C08J 5/22 - Bandes, membranes ou diaphragmes

Abrégé

− group; and a method for manufacturing the ion exchange membrane. The ion exchange membrane according to the present invention can provide excellent physical properties while also maintaining ion conductivity.

Classes IPC  ?

• H01M 8/10 - Éléments à combustible avec électrolytes solides
• H01M 8/18 - Éléments à combustible à régénération, p. ex. batteries à flux REDOX ou éléments à combustible secondaires
• H01M 8/20 - Éléments à combustible indirects, p. ex. éléments à combustible avec un couple REDOX irréversible
• H01M 8/1041 - Composites ou mélanges à électrolyte polymère
• H01M 8/1069 - Matériaux d’électrolyte polymère caractérisés par le procédé de fabrication
• C08J 5/22 - Bandes, membranes ou diaphragmes

Abrégé

The magnetic contactor, according to an exemplary embodiment, includes: a moving core including a main core disposed to be movable in a length direction thereof and first and second core plates disposed at both ends of the main core, respectively; a coil provided on the circumference of the main core; a fixed core disposed around the coil to form a magnetic path; and a permanent magnet disposed between the coil and the fixed core, wherein the first core plate is disposed outside the fixed core, the second core plate is disposed inside the fixed core, and the fixed core is provided with at least one protrusion to reduce a gap between the fixed core and the first or second core plate.

Classes IPC  ?

• H01H 9/00 - Détails de dispositifs de commutation non couverts par
• H01F 7/08 - Électro-aimantsActionneurs comportant des électro-aimants avec armatures
• H01F 7/02 - Aimants permanents
• H01H 50/36 - Éléments immobiles de circuit magnétique, p. ex. culasse
• H01H 51/22 - Relais polarisés
• H01F 7/16 - Armatures à mouvement rectiligne
• H01H 50/20 - Éléments mobiles de circuits magnétiques, p. ex. armature mobiles à l'intérieur de la bobine et sensiblement longitudinalement par rapport à l'axe de celle-ciÉléments mobiles de circuits magnétiques, p. ex. armature mobiles coaxialement à la bobine
• H01H 50/54 - Dispositions de contact
• H01H 51/06 - Armature mobile entre deux positions limites de repos se déplaçant dans une direction à la suite de l'excitation de l'électro-aimant et retournant, après désexcitation de celui-ci, à sa position de départ, grâce à l'énergie emmagasinée pendant le déplacement dans la première direction, p. ex. en utilisant un ressort, en utilisant un aimant permanent par gravité

Abrégé

The present disclosure relates to a circuit breaker of a gas-insulated switchgear, and more particularly, to a self-blast circuit breaker of a gas-insulated switchgear, which reuses arc heat. A self-blast circuit breaker having a heat expansion chamber and a puffer chamber includes auxiliary intake valves which introduce a hot gas exhausted through an inside of an actuating rod, into the heat expansion chamber.

Classes IPC  ?

• H01H 33/90 - Interrupteurs comportant des moyens séparés pour diriger, obtenir ou augmenter l'écoulement du fluide extincteur d'arc l'écoulement du fluide extincteur d'arc étant produit ou augmenté par le mouvement de pistons ou d'autres organes produisant une pression ce mouvement étant réalisé par ou conjointement avec le mécanisme qui actionne les contacts
• H01H 33/72 - Interrupteurs comportant des moyens séparés pour diriger, obtenir ou augmenter l'écoulement du fluide extincteur d'arc comportant des organes fixes pour diriger l'écoulement du fluide extincteur d'arc, p. ex. chambre d'arc
• H01H 33/88 - Interrupteurs comportant des moyens séparés pour diriger, obtenir ou augmenter l'écoulement du fluide extincteur d'arc l'écoulement du fluide extincteur d'arc étant produit ou augmenté par le mouvement de pistons ou d'autres organes produisant une pression

Abrégé

A gas-insulated circuit breaker may include: a fixed contact having a hollow formed therein; a fixed arc contact disposed in the hollow of the fixed contact; a fixed-side conductor provided to surround the fixed contact and configuring a gap between the fixed-side conductor and the fixed contact as a discharge path for an insulation gas; a movable contact having a hollow formed therein; a movable arc contact disposed in the hollow of the movable contact; a movable-side conductor provided to surround the movable contact and configuring a gap between the movable-side conductor and the movable contact as a discharge path for an insulation gas; a first extension part formed on the fixed-side conductor and extending the discharge path for the insulation gas of the fixed-side conductor; and a second extension part formed on the movable-side conductor and extending the discharge path for the insulation gas of the movable-side conductor.

Classes IPC  ?

• H01H 33/64 - Interrupteurs dans lesquels les moyens de prévention ou d'extinction des arcs ne comportent pas de moyen séparé destiné à obtenir ou accroître l'écoulement du fluide extincteur d'arc dans lesquels la coupure s'opère dans un gaz
• H01H 33/74 - Interrupteurs comportant des moyens séparés pour diriger, obtenir ou augmenter l'écoulement du fluide extincteur d'arc comportant des organes fixes pour diriger l'écoulement du fluide extincteur d'arc, p. ex. chambre d'arc dans lesquels la coupure s'opère dans un gaz
• H01H 33/91 - Interrupteurs comportant des moyens séparés pour diriger, obtenir ou augmenter l'écoulement du fluide extincteur d'arc l'écoulement du fluide extincteur d'arc étant produit ou augmenté par le mouvement de pistons ou d'autres organes produisant une pression ce mouvement étant réalisé par ou conjointement avec le mécanisme qui actionne les contacts le fluide extincteur d'arc étant de l'air ou un gaz
• H01H 33/02 - Interrupteurs pour haute tension ou courant fort comportant des moyens d'extinction ou de prévention des arcs Détails
• H01H 33/88 - Interrupteurs comportant des moyens séparés pour diriger, obtenir ou augmenter l'écoulement du fluide extincteur d'arc l'écoulement du fluide extincteur d'arc étant produit ou augmenté par le mouvement de pistons ou d'autres organes produisant une pression

Abrégé

There is provided an open-type induction motor, and more particularly, to an open type induction motor in which a rotor has a structure allowing air to flow therein, thus enhancing cooling efficiency of the rotor and a stator. The open-type induction motor includes: a stator including an iron stator core having a radial duct hole and a stator coil wound around the iron stator core; and a rotor disposed in a hollow of the stator so as to be rotatable by magnetism generated by the stator coil, and including a rotational shaft, a plurality of iron rotor cores stacked in an axial direction of the rotational shaft and coupled to the rotational shaft, a rotor coil coupled to the plurality of iron rotor cores, and duct plates stacked between the plurality of iron rotor cores and outwardly discharging air present at the inner side of the iron rotor cores.

Classes IPC  ?

• H02K 1/32 - Parties tournantes du circuit magnétique avec des canaux ou des conduits pour l'écoulement d'un agent de refroidissement
• H02K 9/06 - Dispositions de refroidissement ou de ventilation par l'air ambiant s'écoulant à travers la machine comportant des moyens pour établir la circulation d'un agent de refroidissement avec des ventilateurs ou des dispositifs d'entraînement mûs par l'arbre de la machine

Abrégé

There is provided a high speed solenoid having enhanced response characteristics. The high speed solenoid includes: a movable shaft linearly movable in an axial direction; a movable coil unit coupled to the movable shaft; and a magnetic field forming unit forming a magnetic field in a direction perpendicular with respect to that of a current flowing in the movable coil unit, wherein when a current is applied to the movable coil unit, the movable coil unit is moved by a magnetic field formed by the magnetic field forming unit to move the movable shaft. According to the high speed solenoid, the weight of a moving part is significantly reduced, and since an electrical time constant is small, a response speed of the solenoid may be enhanced.

Classes IPC  ?

• H01F 5/00 - Bobines d'induction
• H01F 7/18 - Circuits en vue d'obtenir des caractéristiques de fonctionnement souhaitées, p. ex. pour un fonctionnement lent, pour l'excitation successive des enroulements, pour l'excitation à grande vitesse des enroulements
• H01F 7/06 - Électro-aimantsActionneurs comportant des électro-aimants
• H01F 7/16 - Armatures à mouvement rectiligne

Abrégé

There is provided an apparatus for sensing an arc in a gas insulated switchgear (GIS) including: an optical signal receiving unit receiving an optical signal generated due to an arc within a GIS; and a circuit breaker controller outputting a circuit breaker interrupt signal based on the received optical signal, wherein the optical signal receiving unit is installed within the GIS. An optical signal due to an arc may be received at the maximum level, and an arc generated within a GIS may be simply sensed at low costs.

Classes IPC  ?

• G01J 1/00 - Photométrie, p. ex. posemètres photographiques
• G01R 31/12 - Test de la rigidité diélectrique ou de la tension disruptive
• H02B 13/065 - Moyens pour détecter ou réagir à un défaut mécanique ou électrique
• H02H 1/00 - Détails de circuits de protection de sécurité
• H02H 7/22 - Circuits de protection de sécurité spécialement adaptés aux machines ou aux appareils électriques de types particuliers ou pour la protection sectionnelle de systèmes de câble ou de ligne, et effectuant une commutation automatique dans le cas d'un changement indésirable des conditions normales de travail pour appareillage de distribution, p. ex. système de barre omnibusCircuits de protection de sécurité spécialement adaptés aux machines ou aux appareils électriques de types particuliers ou pour la protection sectionnelle de systèmes de câble ou de ligne, et effectuant une commutation automatique dans le cas d'un changement indésirable des conditions normales de travail pour dispositifs de commutation
• G01R 31/327 - Tests d'interrupteurs de circuit, d'interrupteurs ou de disjoncteurs

Abrégé

Disclosed herein is a centrifugal casting machine, including: a rotating plate rotating by means of a motor; a cylindrical sleeve installed on the rotating plate and having an internal diameter corresponding to an external diameter of silicon steel plates constituting a core in the sleeve; an upper mold internally installed on the sleeve to define a first molding space into which a molten metal is introduced to mold an end ring; a lower mold internally installed on the sleeve to define a second molding space into which a molten metal is introduced to mold an end ring; a dummy shaft fitted in the center of the core and coupled to the lower mold; a cap coupled to an upper end of the dummy shaft to press the core; and a hydraulic ram coupled to the lower mold to move the lower mold up and down and coupled to the rotating plate to rotate therewith.

Classes IPC  ?

• B22D 13/04 - Coulée par centrifugationCoulée utilisant la force centrifuge de pièces peu profondes ou creuses, p. ex. de roues ou couronnes, coulées dans des moules tournant autour de leur axe de symétrie
• B22D 13/10 - Accessoires pour machines à couler par centrifugation, p. ex. moules, leur garnissageMoyens pour l'alimentation en métal liquide, pour le nettoyage des moules ou pour l'extraction des pièces

Abrégé

Disclosed is an electronic contactor including: a lower body; a magnetic force generator disposed within the lower body and magnetized by electric power transferred from outside to perform suctioning operation; a crossbar coupled to an upper portion of the magnetic force generator and provided with a movable contact to be lifted or lowered; a pair of separable upper bodies each being provided at one side thereof with a stationary contact and an auxiliary stationary contact and respectively coupled to upper opposite ends of the lower body such that the movable contact and auxiliary movable contacts are placed therein, facing ends of the upper bodies being coupled to each other inside the upper bodies so as to face each other; and a cover coupling upper ends of the upper bodies such that an upper end of the crossbar and the movable contact are exposed.

Classes IPC  ?

• H01H 9/02 - Supports, enveloppes ou capots
• H01H 13/04 - EnveloppesCouvercles
• H01F 3/00 - Noyaux, culasses ou induits
• H01H 50/16 - Circuits magnétiques
• H01H 50/02 - SupportsEnveloppesCapots
• H01H 50/04 - Montage complet de relais ou d'éléments de relais sur un support ou à l'intérieur d'une enveloppe
• H01H 50/54 - Dispositions de contact
• H01H 51/06 - Armature mobile entre deux positions limites de repos se déplaçant dans une direction à la suite de l'excitation de l'électro-aimant et retournant, après désexcitation de celui-ci, à sa position de départ, grâce à l'énergie emmagasinée pendant le déplacement dans la première direction, p. ex. en utilisant un ressort, en utilisant un aimant permanent par gravité

Abrégé

A gas insulated switchgear including a circuit breaker, a first through third switches, a voltage transformer, a cable head, a gas insulated busbar unit, and first and second current transformers is provided. The gas insulated busbar unit is connected with the second current transformer and the first and second switches are connected with a bottom of the gas insulated busbar unit. The third switch is connected with the first current transformer, the cable head is connected with the third switch, and the voltage transformer is connected with a top of the cable head. The first and second current transformers are respectively connected with first and second sides of the circuit breaker.

Classes IPC  ?

• H02B 1/20 - Schémas de barres omnibus ou d'autres fileries, p. ex. dans des armoires, dans les stations de commutation
• H02B 7/01 - Postes de transformation d'intérieur, p. ex. postes de transformation compacts à isolation gazeuse

Abrégé

A 3-way switch for a gas-insulated apparatus includes a first connecting part and a second connecting part perpendicular to the first connecting part, a support conductor having a first guide hole perpendicular to the direction of the first connecting part and a second guide hole in parallel to the direction of the second connecting part, a disconnecting switch (DS) operating part slidably coupled to the first guide hole, an earthing switch (ES) operating part slidably coupled to the second guide hole such that the ES operating part is perpendicular to the disconnecting switch operating part, and a main lever, one end of which is rotatably coupled to the support conductor and the other end of which is eccentrically rotated and rotatably connected to the DS operating part and the ES operating part for linear sliding of the DS operating part and the ES operating part.

Classes IPC  ?

• H01H 33/42 - Mécanismes moteurs
• H01H 31/00 - Interrupteurs à coupure dans l'air pour haute tension sans moyen d'extinction ou de prévention des arcs
• H01H 31/32 - Interrupteurs à coupure dans l'air pour haute tension sans moyen d'extinction ou de prévention des arcs avec contact mobile demeurant électriquement connecté à une ligne en position d'ouverture de l'interrupteur avec contact à déplacement rectiligne
• H01H 1/38 - Contacts à fiche et prise
• H01H 33/64 - Interrupteurs dans lesquels les moyens de prévention ou d'extinction des arcs ne comportent pas de moyen séparé destiné à obtenir ou accroître l'écoulement du fluide extincteur d'arc dans lesquels la coupure s'opère dans un gaz

Abrégé

A gas insulated switchgear includes an enclosure, a first fixed conductor, one side of the first fixed conductor being bent at a right angle and another side of the first fixed conductor being fixed on one side of the enclosure, a second fixed conductor configured to be spaced apart from the first fixed conductor and configured to be fixed on another side of the enclosure, a screw configured to form an axis on inner of the enclosure and being spaced apart from the first and second fixed conductors and a movable conductor configured to move along the axis through a rotation of the screw, one side of the movable conductor being in contact with the second fixed conductor.

Classes IPC  ?

• H01H 3/40 - Mécanismes-moteurs, c.-à-d. pour transmettre la force motrice aux contacts utilisant la friction ou des appareillages dentés ou à vis écrou
• H01H 31/02 - Interrupteurs à coupure dans l'air pour haute tension sans moyen d'extinction ou de prévention des arcs Détails
• H01H 33/34 - Dispositions à énergie incorporée dans l'interrupteur pour actionner le mécanisme moteur utilisant un mécanisme de commande à fluide hydraulique
• H02B 5/00 - Postes de transformation d'extérieurPostes de transformation comportant des installations d'intérieur et d'extérieur
• H02B 13/035 - Appareillages de commutation à isolation gazeuse
• H01H 3/26 - Dispositions comportant une énergie à l'intérieur de l'interrupteur pour actionner le mécanisme d'entraînement utilisant un moteur dynamo-électrique
• H01H 33/36 - Dispositions à énergie incorporée dans l'interrupteur pour actionner le mécanisme moteur utilisant un moteur dynamo-électrique
• H01H 33/42 - Mécanismes moteurs
• H01H 33/64 - Interrupteurs dans lesquels les moyens de prévention ou d'extinction des arcs ne comportent pas de moyen séparé destiné à obtenir ou accroître l'écoulement du fluide extincteur d'arc dans lesquels la coupure s'opère dans un gaz

Abrégé

A gas insulated switchgear includes a support frame, a first fixed conductor being installed on one side of the support frame, a second fixed conductor opposing the first fixed conductor and being installed on another side of the support frame, a screw forming an axis on inner of the support frame and being spaced apart from the first and second fixed conductor, a first movable contact wherein one side of the first movable contact is bent and another side of the first movable contact moves along the axis through a rotation of the screw and a second movable contact wherein one side of the second movable contact is bent and another side of the second movable contact is move along the axis through a rotation of the screw.

Classes IPC  ?

• H01H 33/64 - Interrupteurs dans lesquels les moyens de prévention ou d'extinction des arcs ne comportent pas de moyen séparé destiné à obtenir ou accroître l'écoulement du fluide extincteur d'arc dans lesquels la coupure s'opère dans un gaz
• H02B 1/20 - Schémas de barres omnibus ou d'autres fileries, p. ex. dans des armoires, dans les stations de commutation
• H01H 33/70 - Interrupteurs comportant des moyens séparés pour diriger, obtenir ou augmenter l'écoulement du fluide extincteur d'arc
• H01H 3/26 - Dispositions comportant une énergie à l'intérieur de l'interrupteur pour actionner le mécanisme d'entraînement utilisant un moteur dynamo-électrique
• H01H 33/36 - Dispositions à énergie incorporée dans l'interrupteur pour actionner le mécanisme moteur utilisant un moteur dynamo-électrique
• H01H 33/42 - Mécanismes moteurs
• H02B 7/01 - Postes de transformation d'intérieur, p. ex. postes de transformation compacts à isolation gazeuse

Abrégé

A device for monitoring internal arc in gas insulated switchgear. The device includes: at least one or more partial discharge sensors that electronic wave signals of partial discharge generated by internal arc in a gas section of the gas insulated switchgear; at least one or more gas pressure wave sensors that measure pressure wave signals due to expansion of a gas produced by internal arc in the gas section of the gas insulated switchgear; a data acquiring unit that receives the electronic wave signals measured by the partial discharge sensors and the pressure wave signals measured by the gas pressure sensors, finds out internal arc on the basis of the received sensor measure information, and determines the reason and the position of the internal ark; and a transmitting unit that transmits the sensor measurement information and determination information from the data acquiring unit to a super-system.

Classes IPC  ?

• G01R 31/12 - Test de la rigidité diélectrique ou de la tension disruptive
• H02B 13/065 - Moyens pour détecter ou réagir à un défaut mécanique ou électrique
• H02H 1/00 - Détails de circuits de protection de sécurité

Abrégé

The disclosure relates to a cubicle type gas insulated switchgear monitoring and diagnosis system that is able to remotely monitor and diagnose the state by measuring and analyzing in real time deterioration of a gas section and the operation state and the integrity assessment of a breaking unit in a cubicle gas insulated switchgear. The system includes the cubicle gas insulated switchgear, a Slave Data Acquisition System connected to the cubicle gas insulated switchgear, and a Master Data Acquisition System that determines deterioration of the cubicle type gas insulated switchgear and the operation state and the integrity assessment of the breaking unit by receiving and analyzing the sensing data from the S-DAS.

Classes IPC  ?

• G01R 31/327 - Tests d'interrupteurs de circuit, d'interrupteurs ou de disjoncteurs
• H02B 13/065 - Moyens pour détecter ou réagir à un défaut mécanique ou électrique

Abrégé

According to an embodiment of the present disclosure, there is provided a preventive diagnostic system for a GIS that includes a plurality of data acquisition systems (DAS's), a central communication unit (CCU), and a local server. The DAS generates an ICD file representing a content of the configuration of the DAS using a logical node designed for the preventive diagnostic system for a GIS and delivers the ICD file to the CCU, and the CCU performs a network connection so as to communicate with the DAS in compliance with IEC 61850 based on a content of the ICD file delivered from the DAS. According to the embodiment of the present disclosure, by applying IEC 61850 to the preventive diagnostic system for a GIS, smooth integration with a substation automation system and an efficient operation can be achieved.

Classes IPC  ?

• G01R 31/327 - Tests d'interrupteurs de circuit, d'interrupteurs ou de disjoncteurs
• H01H 33/26 - Moyens pour détecter la présence d'un arc ou d'une autre décharge
• H04L 29/08 - Procédure de commande de la transmission, p.ex. procédure de commande du niveau de la liaison
• G01R 31/12 - Test de la rigidité diélectrique ou de la tension disruptive
• H02B 13/065 - Moyens pour détecter ou réagir à un défaut mécanique ou électrique
• H04L 29/06 - Commande de la communication; Traitement de la communication caractérisés par un protocole

Abrégé

A GIS (Gas Insulated Switchgear) includes a main bus compartment including a main bus-bar unit, a transfer bus compartment including a transfer bus-bar unit, a sealed circuit breaker compartment including a circuit breaker unit and a load side compartment including a current transforming unit and a transfer bus conductor electrically coupling the transfer bus-bar unit and the current transformer unit. The circuit breaker unit is contained in the sealed circuit breaker compartment being separately independent from other compartments. The transfer bus conductor passes from the transfer bus-bar unit through the load side compartment to the current transformer unit without passing through the circuit breaker compartment. The sealed circuit breaker compartment and the load side compartment do not share insulating gas.

Classes IPC  ?

• H02B 1/20 - Schémas de barres omnibus ou d'autres fileries, p. ex. dans des armoires, dans les stations de commutation
• H02B 13/035 - Appareillages de commutation à isolation gazeuse

Abrégé

Provided is a sector gear including: a drive gear having a drive part that forms a part of a circle and has a plurality of teeth and a non-drive part that forms a remaining part of the circle and provides a non-contact angle of at least approximately 90 degrees; first and second movers forming a disconnector and a grounded breaking switch, respectively; and first and second driven gears engaged with the drive gear and respectively engaged with the first and second movers and configured to make the first mover or the second mover operate in conjunction with the drive part of the drive gear according to a direction of rotation of the drive gear, wherein an intermediate angle between the first and second movers is between approximately 90-135 degrees. The present invention can reduce the size of the gas-insulated switchgear having the sector gear.

Classes IPC  ?

• H01H 3/40 - Mécanismes-moteurs, c.-à-d. pour transmettre la force motrice aux contacts utilisant la friction ou des appareillages dentés ou à vis écrou
• F16H 19/04 - Transmissions comportant essentiellement et uniquement des engrenages ou des organes de friction et qui ne peuvent transmettre un mouvement rotatif indéfini pour convertir un mouvement rotatif en mouvement alternatif et vice versa comportant une crémaillère et pignon
• H01H 31/00 - Interrupteurs à coupure dans l'air pour haute tension sans moyen d'extinction ou de prévention des arcs
• H02B 13/035 - Appareillages de commutation à isolation gazeuse

Abrégé

A driver for a switch in a GIS (Gas Insulation Switchgear) includes a motor, a shaft connected with a moving contact of the switch, a gear connected with one terminal of the shaft and configured to transfer power of the motor to cause the shaft to reciprocate the moving contact through the shaft, a cam spline combined with the shaft and spaced apart from the gear, and a micro-switch connected with the cam spline and configured to control an operation of the motor.

Classes IPC  ?

• H01H 33/02 - Interrupteurs pour haute tension ou courant fort comportant des moyens d'extinction ou de prévention des arcs Détails
• H01H 33/40 - Dispositions à énergie incorporée dans l'interrupteur pour actionner le mécanisme moteur utilisant un moteur à ressort
• H01H 3/40 - Mécanismes-moteurs, c.-à-d. pour transmettre la force motrice aux contacts utilisant la friction ou des appareillages dentés ou à vis écrou
• H01H 3/42 - Mécanismes-moteurs, c.-à-d. pour transmettre la force motrice aux contacts utilisant des cames ou excentriques
• H01H 33/36 - Dispositions à énergie incorporée dans l'interrupteur pour actionner le mécanisme moteur utilisant un moteur dynamo-électrique

Abrégé

Provided is a combined explosion-proof electromotor, which includes a body in which an interior space is formed and whose one end is open in an axial direction, a terminal box whose one end is open in the axial direction so as to face the open end of the body and in which a space is formed to hold terminal cables extending from the outside, and a middle plate that is disposed between the opposing ends of the body and the terminal box which are connected by separate fastening means and that includes terminal insertion holes through which ends of the terminal cables are inserted into the body.

Classes IPC  ?

• H02K 5/136 - Enveloppes ou enceintes caractérisées par leur configuration, leur forme ou leur construction spécialement adaptées à un fonctionnement dans un liquide ou dans un gaz à l'épreuve des explosions
• H02K 5/22 - Parties auxiliaires des enveloppes non couvertes par les groupes , p. ex. façonnées pour former des boîtes à connexions ou à bornes

Abrégé

Provided is a dual structured contact for switchgear, which includes a moving contact unit being formed of a conducting material, the moving contact unit including first and second terminals, the first terminal comprising a cylinder and the second terminal extending to a driving unit such that the moving contact unit moves back and forth by the driving unit, and a fixing contact unit being formed of a conducting material, the fixing contact unit including first and second cylinders being outside and inside of the fixing contact unit with same axis, an inner part of the first cylinder being in contact with an outer part of the first terminal, and an outer part of the second cylinder being in contact with an inner part of the first terminal.

Classes IPC  ?

• H01H 3/00 - Mécanismes pour actionner les contacts
• H01H 1/38 - Contacts à fiche et prise

Abrégé

A GIS (Gas Insulated Switchgear) includes a main bus compartment including a main bus-bar unit, a transfer bus compartment including a transfer bus-bar unit, a sealed circuit breaker compartment including a circuit breaker unit and a load side compartment including a current transforming unit and a transfer bus conductor electrically coupling the transfer bus-bar unit and the current transformer unit. The circuit breaker unit is contained in the sealed circuit breaker compartment being separately independent from other compartments. The transfer bus conductor passes from the transfer bus-bar unit through the f the load side compartment to the current transformer unit without passing through the circuit breaker compartment. The sealed circuit breaker compartment and the load side compartment do not share insulating gas.

Classes IPC  ?

• H01H 33/02 - Interrupteurs pour haute tension ou courant fort comportant des moyens d'extinction ou de prévention des arcs Détails

Abrégé

Disclosed herein is a rupture prevention system, which increases a limit of the deformation of a transformer tank, thus primarily preventing a sudden rise in pressure, and which increases the number of rupture disc per unit area, thus preventing the rupture of the tank wherever the arc is generated in tank. The system includes a support part installed in the transformer tank and supporting a shielding plate so that it is not directly attached to the transformer tank. A plurality of rupture discs is mounted to pipes extending outwards from the transformer tank, and is ruptured when pressure in the transformer tank reaches a predetermined pressure level. A plurality of relief tanks is vertically installed at a position neighboring the transformer, and is coupled to the pipes. Further, an oil gauge is mounted at a lower position in each of the relief tanks, and generates a signal when the insulating oil flows into the relief tank.

Classes IPC  ?

• H01F 27/08 - RefroidissementVentilation
• H01F 27/10 - Refroidissement par liquide

Abrégé

Disclosed herein is a rupture prevention system, which increases a limit of the deformation of a transformer tank, thus primarily preventing a sudden rise in pressure, and which increases the number of rupture discs per unit area, thus preventing the rupture of the tank wherever the arc is generated in tank. The system includes a support part installed in the transformer tank and supporting a shielding plate so that it is not directly attached to the transformer tank. A plurality of rupture discs is mounted to pipes extending outwards from the transformer tank, and is ruptured when pressure in the transformer tank reaches a predetermined pressure level. A plurality of relief tanks is vertically installed at a position neighboring the transformer, and is coupled to the pipes. Further, an oil gauge is mounted at a lower position in each of the relief tanks, and generates a signal when the insulating oil flows into the relief tank.

Classes IPC  ?

• H01F 27/14 - Chambres d'expansionConservateurs d'huileMatelas de gazDispositions pour la purification, le séchage ou le remplissage

Abrégé

Provided is a superconducting coil capable of reducing a magnetic field perpendicularly irradiated to a wide surface of a superconducting wire composing a coil of a superconducting electric device by winding a low current density coil, driven with a current density lower than that flowing through a main coil, on a line extending from the main coil. The superconducting coil includes: a main coil driven with a current density flowing by entering current; and a low current density coil located on a line extending from upper and lower ends of the main coil, and series connected to a coil having the same shape as a portion of the main coil to be driven with a current density lower than that flowing through the main coil.

Classes IPC  ?

• H01F 6/00 - Aimants supraconducteursBobines supraconductrices