The present application relates to the technical field of heat pump systems, and discloses a heat pump system control method and apparatus, a heat pump system, and a storage medium. The heat pump system control method comprises: measuring an indoor ambient temperature and a set temperature when a heat pump system operates; and when the indoor ambient temperature and the set temperature meet a preset fault condition, determining a cause of water circuit fault by means of a water flow switch and handling a fault.
F24F 11/84 - Control systems characterised by their outputsConstructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
2.
AIR CONDITIONER OUTDOOR UNIT, CONTROL METHOD, CONTROLLER, AND OUTDOOR UNIT
Disclosed in the present application are an air conditioner outdoor unit, a control method, a controller, and an outdoor unit. The air conditioner outdoor unit comprises a power supply circuit, a first draught fan and a second draught fan, and the power supply circuit comprises: a first voltage conversion circuit, wherein a voltage input end of the first voltage conversion circuit is connected to a power supply output end of a power supply winding, and a voltage output end of the first voltage conversion circuit is used for supplying power to a first inverter drive module corresponding to the first draught fan and a second inverter drive module corresponding to the second draught fan; and a second voltage conversion circuit, wherein a voltage input end of the second voltage conversion circuit is connected to the voltage output end of the first voltage conversion circuit, and a voltage output end of the second voltage conversion circuit is used for supplying power to a first control module corresponding to the first draught fan and a second control module corresponding to the second draught fan.
A method for controlling an air conditioner includes obtaining an input air conditioning demand in response to a multi-dimensional adjustment mode of the air conditioner being turned on, determining a target dimensional parameter combination from a plurality of dimensional parameter combinations according to the air conditioning demand, and controlling the air conditioner to operate according to the target dimensional parameter combination.
Disclosed in the present disclosure are an energy storage system and a control method therefor, and a controller. The energy storage system comprises a hybrid inverter and a battery system; the hybrid inverter is suitable for being connected to a battery system; and the control method for the energy storage system comprises: acquiring the type of the hybrid inverter (S1); and when parameters of the battery system match the type, controlling the hybrid inverter to work, wherein the parameters are used for representing the output voltage of the battery system (S2).
A control method includes, in response to that a current time is in a time duration of a user being away from home, detecting a current operation state of an air conditioner. The time duration of the user being away from home is determined according to historical use data of the air conditioner. The historical use data includes at least one of historical use time of the air conditioner or historical connection time between the air conditioner and a terminal application. The method further includes, in response to that the air conditioner is in an on state, determining that the user forgot to turn off the air conditioner, and outputting a prompt message or reducing an energy consumption of the air conditioner.
Disclosed in the present application are a control circuit of an air conditioner, a control method for an air conditioner, and an air conditioner. The control circuit comprises: a first switching circuit, which is used for controlling at an indoor unit side the connection state between a second power supply busbar and a communication line; a second switching circuit, which is used for controlling the connection state between the second power supply busbar and a power supply line of an outdoor unit, and controlling the connection state between the communication line and the power supply line of the outdoor unit; a first controller, which is disposed on the indoor unit side, is connected to the first switching circuit, and is used for controlling the voltage value between a first power supply busbar and the communication line on the basis of the adjustment of a conduction duty cycle of the first switching circuit; and a second controller, which is disposed on an outdoor unit side and is used for controlling the working state of the second switching circuit.
The present application discloses an air conditioner indoor and outdoor unit power supply circuit, an apparatus, an air conditioner, a control method, and a medium. The air conditioner indoor and outdoor unit power supply circuit comprises an indoor unit circuit (100) and an outdoor unit circuit (200). The indoor unit circuit (100) comprises an indoor-outdoor unit terminal block (112) and an indoor control module (121) configured to drive and control an indoor load. The indoor-outdoor unit terminal block (112) comprises an indoor unit power supply interface for acquiring a direct current power supply. The outdoor unit circuit (200) comprises a power input terminal block (201) configured to connect to an external alternating current power supply, a power conversion module (220) configured to convert the external alternating current power supply to output two paths of stepped-down direct current power supplies, and an outdoor control module (210) configured to drive and control an outdoor load, wherein one output end of the power conversion module (220) is connected to the indoor unit power supply interface, and the other output end is configured to supply power to the outdoor load.
The present application discloses an air conditioning system, a standby control method, an operation control device, and a storage medium. The air conditioning system comprises an indoor unit and an outdoor unit. The outdoor unit comprises an outdoor controller (200), a power supply access seat (100), an intelligent power module (400), and a power supply control module (300); the intelligent power module (400) comprises a power supply input port connected to the power supply access seat (100), a first power supply port (410) used for supplying power to the outdoor controller, and a second power supply port (420) used for supplying power to a primary load (500); and the power supply control module (300) controls, on the basis of a control signal of the outdoor controller (200), the second power supply port (420) to supply power to the primary load (500). The indoor unit comprises a power supply interface (700) connected to the power supply access seat to supply power to the indoor unit, and an indoor controller (600) communicationally connected to the outdoor controller (200), so that the outdoor controller (200) sends a standby control signal to the power supply control module (300) on the basis of a communication signal sent by the indoor controller (600).
The present application relates to a DC/DC branch parallel detection method and device, and a photovoltaic inverter. The parallel detection method comprises: before a photovoltaic inverter is started, detecting input voltages of a plurality of DC/DC branches (S100); selecting a first DC/DC branch from among the plurality of DC/DC branches, and determining second DC/DC branches from among the remaining DC/DC branches, wherein absolute values of differences between the input voltages of the second DC/DC branches and the input voltage of the first DC/DC branch are less than a first preset value (S200); turning on the first DC/DC branch such that the input voltage of the first DC/DC branch decreases, and determining a third DC/DC branch from among the second DC/DC branches, wherein an absolute value of a difference between the input voltage of the third DC/DC branch and the input voltage of the first DC/DC branch is less than a second preset value (S300); determining that the first DC/DC branch and the third DC/DC branch are connected in parallel to a same photovoltaic string (S400); and controlling the third DC/DC branch to perform voltage output along with the first DC/DC branch (S500).
G01R 31/66 - Testing of connections, e.g. of plugs or non-disconnectable joints
H02S 50/00 - Monitoring or testing of PV systems, e.g. load balancing or fault identification
H02M 7/48 - 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
10.
ENERGY STORAGE CIRCUIT AND CONTROL METHOD FOR CONTROL DEVICE OF AIR CONDITIONER, DEVICE, AND STORAGE MEDIUM
The present application discloses an energy storage circuit and control method for a control device of an air conditioner, a device, and a storage medium. The control device of the air conditioner comprises: a controller and a power supply circuit, wherein the power supply circuit is used for converting an external power supply power supply and then supplying power to the controller; the energy storage circuit is arranged between an output end of the power supply circuit and a power supply end of the controller; the energy storage circuit comprises: a super capacitor switching circuit and a charging circuit, wherein the super capacitor switching circuit comprises multiple super capacitors and a switching device, the switching device comprises a switching circuit arranged between two adjacent super capacitors and is used for controlling the multiple super capacitors to be switched between a first connection state and a second connection state, the first connection state is that the multiple super capacitors are connected in parallel, and the second connection state is that the multiple super capacitors are connected in series; and an output end of the charging circuit is connected to an input end of the super capacitor switching circuit and is used for charging the super capacitors.
The present application discloses a battery control method, a control device, a photovoltaic energy storage system, and a storage medium, wherein the method is applied to the photovoltaic energy storage system. The photovoltaic energy storage system comprises a photovoltaic string (100) and an energy storage battery (200). The battery control method comprises: detecting the working state of a photovoltaic energy storage system and the power level of an energy storage battery (200) (S101); and when a trigger condition of a battery sleep strategy is satisfied, controlling the energy storage battery (200) to enter a sleep mode (S102), wherein the trigger condition of the battery sleep strategy comprises at least one of the following: a duration in which the photovoltaic energy storage system is in a standby state is greater than a first duration; in an off-grid mode, the power level of the energy storage battery (200) is lower than a backup power level or a discharge cut-off power level, and no power supply input of the photovoltaic string (100) is detected; and the photovoltaic string (100) and/or the energy storage battery (200) has a fault.
The present application discloses a control apparatus for an air conditioner, a control method thereof, a device, and a storage medium. The control apparatus comprises a controller, a power supply circuit, and an energy storage circuit. The controller is used for controlling at least one valve to act and supplying power to the at least one valve; the power supply circuit is used for performing conversion processing on an external power supply and then supplying power to the controller, an output end of the power supply circuit being connected to a power supply end of the controller by means of a first power supply line; and the energy storage circuit is arranged between the output end of the power supply circuit and the power supply end of the controller, is connected in parallel to the first power supply line, and is used for supplying power to the controller when the power supply circuit is powered off.
F24F 11/84 - Control systems characterised by their outputsConstructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
F24F 11/89 - Arrangement or mounting of control or safety devices
F24F 11/32 - Responding to malfunctions or emergencies
13.
CONTROL APPARATUS OF AIR CONDITIONER AND CONTROL METHOD THEREFOR, AND DEVICE AND STORAGE MEDIUM
Disclosed in the present application are a control apparatus of an air conditioner and a control method therefor, and a device and a storage medium. The control apparatus comprises: a controller, a power supply circuit and an energy storage circuit. The controller is used for controlling the action of at least one valve body and supplying power to the at least one valve body; the energy storage circuit is used for supplying power to the controller, storing, when the power supply circuit supplies power to the energy storage circuit, electric energy outputted by the power supply circuit, and performing filtering and voltage stabilizing processing on the output power supply of the power supply circuit, and an output end of the energy storage circuit is connected to a power supply end of the controller; and the power supply circuit is used for performing conversion processing on an external power supply and then supplying power to the energy storage circuit, and and an output end of the power supply circuit is connected to a power supply end of the energy storage circuit.
F24F 11/32 - Responding to malfunctions or emergencies
F24F 11/84 - Control systems characterised by their outputsConstructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
The present application discloses an air conditioner control method and apparatus, a device, and a storage medium. An air conditioner comprises an indoor unit, an outdoor unit, and an energy storage module; a refrigerant pipe is provided between the indoor unit and the outdoor unit; and an electric valve is provided on the refrigerant pipe. The method comprises: acquiring a power supply state indicating whether the air conditioner is powered on or not; and if it is determined, on the basis of the power supply state, that the air conditioner has been powered on, generating first instruction information, wherein the first instruction information is used for instructing the energy storage module to switch to a charging mode.
F24F 11/89 - Arrangement or mounting of control or safety devices
F24F 11/84 - Control systems characterised by their outputsConstructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
F24F 11/36 - Responding to malfunctions or emergencies to leakage of heat-exchange fluid
F24F 11/64 - Electronic processing using pre-stored data
15.
CONTROL METHOD, DEVICE, EQUIPMENT AND STORAGE MEDIUM
A control method, a control equipment, a control device and a computer-readable storage medium are provided. The method includes: obtaining target information and target network connection information for activation and binding in response to detecting a device that currently needs to be activated and bound; and sending the target information and the target network connection information to the device. The target network connection information is configured for enabling the device to access a target communication network corresponding to the target network connection information, and the target information is configured for enabling the device to implement activation and binding operation at a service device by the target communication network.
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 12/28 - Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
16.
AIR CONDITIONER AND CONTROL METHOD AND APPARATUS THEREFOR, AND STORAGE MEDIUM
Disclosed in the present application are an air conditioner and a control method and apparatus therefor, and a storage medium. The method is applied to a first device and comprises: acquiring a model code of a second device; searching a local parameter library for the model code, and if it is determined that there is no control parameter corresponding to the model code, sending a first parameter acquisition instruction to the second device; and receiving a first control parameter sent by the second device, wherein the first control parameter is a parameter for a first device to control the operation of the second device, and the first device is an indoor unit, and the second device is an outdoor unit, or the first device is an outdoor unit, and the second device is an indoor unit.
Provided are a three-phase power conversion circuit for a household electrical appliance, a household electrical appliance, and a power-on control method for a household electrical appliance. The three-phase power conversion circuit includes a three-level active PFC unit, at least two power-on units, and a control unit. The three-phase power, subsequent to being converted by the three-level active PFC unit, obtains a first DC power and a second DC power to supply power to corresponding loads. The power-on unit is arranged at input terminals of the three-level active PFC unit to buffer a device in the three-level active PFC unit when the three-level active PFC unit is powered on. A first controllable switch module and a second controllable switch module in the power-on unit and the three-level active PFC unit are controlled by the control unit to complete buffering.
H02M 1/14 - Arrangements for reducing ripples from DC input or output
H02M 1/36 - Means for starting or stopping converters
H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
H02M 7/219 - Conversion of AC power input into DC 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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a bridge configuration
H02M 7/28 - Conversion of AC power input into DC power output without possibility of reversal by static converters using electrolytic rectifiers
18.
REMOTE CONTROLLER CONNECTION METHOD AND APPARATUS, REMOTE CONTROLLER, AND SYSTEM
A connection method includes obtaining first communication identification information stored in a local storage region of a remote controller, matching second communication identification information broadcasted by an electrical appliance with the first communication identification information, and establishing, in response to the second communication identification information being successfully matched with the first communication identification information, a short-range radio-frequency communication link between the remote controller and the electrical appliance. The short-range radio-frequency communication link being used for control of the electrical appliance by the remote controller.
H04W 4/80 - Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
Provided are a method for controlling a full bus load to discharge in a household electrical appliance and related apparatuses. In the method, in response to determining that a half bus load is turned on and a full bus load is turned off, a voltage difference between a first DC power and a second DC power is determined to obtain a voltage difference. The first DC power and the second DC power are obtained by converting three-phase power through a three-level active PFC unit. Subsequent to the voltage difference between the first DC power and the second DC power being determined, a full bus load is controlled to be turned on or off based on the voltage difference to stabilize a half bus voltage in a predetermined voltage interval.
H02J 3/14 - Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
20.
CONTROL METHOD AND APPARATUS FOR AIR-CONDITIONING DEVICE, AND DEVICE, MEDIUM AND PROGRAM PRODUCT
Provided are a method and apparatus for controlling an air-conditioning device, a device, a medium, and a program product. The method includes: activating a linkage mode of the air-conditioning device; in the linkage mode, determining, in response to a control instruction for a first adjustment dimension of a plurality of adjustment dimensions of the air-conditioning device and in response to controlling the first adjustment dimension, a target value of the first adjustment dimension; and controlling a second adjustment dimension based on the target value of the first adjustment dimension and an adjustment coefficient for an adjustment from the first adjustment dimension to the second adjustment dimension.
A method and apparatus for controlling an air-conditioning device, a device, a medium, and a program product are provided. The method includes: activating the linkage mode of the air-conditioning device and pushing a first notification message to notify a user that the air-conditioning device is in the linkage mode; and controlling, in the linkage mode and in response to a control instruction for a first adjustment dimension, an enabled adjustment dimension among the plurality of adjustment dimensions other than the first adjustment dimension while controlling the first adjustment dimension.
The present application provides a switching tube negative-voltage driving circuit and a control method therefor, an air conditioner and a storage medium, wherein the switching tube negative-voltage driving circuit comprises a bridge circuit and a plurality of driving modules. The bridge circuit comprises two bridge arms, each bridge arm comprising bridge tubes connected in series; the driving modules and the bridge tubes are connected in a manner of corresponding to each other on a one-to-one basis, and input sides of all the driving modules are connected to the same power supply source; and each driving module comprises a driving unit and a negative-voltage voltage stabilizing unit, wherein a power supply end of the driving unit is connected to the power supply source, a first output end of the driving unit is connected to a control end of a bridge tube by means of the negative-voltage voltage stabilizing unit, and a second output end of same is connected to an output end of the bridge tube.
H02M 1/088 - Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters for the simultaneous control of series or parallel connected semiconductor devices
23.
COMPRESSOR OPERATION CONTROL METHOD AND APPARATUS, AND AIR CONDITIONING DEVICE AND STORAGE MEDIUM
A compressor operation control method and apparatus, and an air conditioning device and a storage medium. The method comprises: acquiring a target operation frequency of a compressor; if the target operation frequency is less than a set frequency, acquiring an operating current of the compressor; according to M preset frequency-limiting areas, determining a first frequency-limiting area, which is adapted to the operating current of the compressor, wherein each frequency-limiting area is used for limiting the minimum operation frequency of the compressor, and the minimum operation frequency in each frequency-limiting area is less than the set frequency, M being an integer greater than 1; and on the basis of the first frequency-limiting area, controlling the operation frequency of the compressor, such that the operation frequency of the compressor is not less than the minimum operation frequency in the first frequency-limiting area.
Disclosed in the present application are a control method for a PFC circuit of an air conditioner, and an outdoor unit control circuit and an air conditioner. The PFC circuit comprises a first bridge arm and a second bridge arm, wherein the first bridge arm comprises a first gallium nitride switch tube and a second gallium nitride switch tube that are connected in series. The air conditioner comprises a load module powered by the PFC circuit, wherein the load module comprises a compressor. The method comprises: acquiring an operation state of a compressor (S210); and on the basis of the operation state, controlling a first gallium nitride switch tube and a second gallium nitride switch tube, so as to reduce the current flowing through a freewheeling diode of the first gallium nitride switch tube and a freewheeling diode of the second gallium nitride switch tube during a startup process of the compressor (S220).
H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
H02M 7/12 - Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
The present application provides a voltage control circuit, a voltage control method, an air conditioning device, and a storage medium. The voltage control circuit comprises a voltage boost module (100), a signal generation module (200), a stepless voltage regulation module (300), and an inverter module (400). The voltage boost module (100) is used for regulating an input voltage to obtain an initial output voltage; the signal generation module (200) is used for outputting a waveform signal and regulating a duty ratio of the waveform signal; the stepless voltage regulation module (300) is used for performing stepless voltage regulation processing on the initial output voltage on the basis of the duty ratio of the waveform signal to obtain a target output voltage; and the inverter module (400) has an input side connected to an output end of the voltage boost module (100), and an output side used for outputting an alternating-current voltage to a piezoelectric load, such that the piezoelectric load vibrates at the alternating-current 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
H02M 1/08 - Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static converters
H02M 7/48 - 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
The present application discloses a direct-current motor assembly of a constant-speed air conditioner outdoor unit, and a constant-speed air conditioner outdoor unit. The direct-current motor assembly of the constant-speed air conditioner outdoor unit comprises: a direct-current motor body; an input interface, configured to be connected to a mains supply; a power supply module, an input end of the power supply module being connected to the input interface, and the power supply module being configured to convert the connected mains supply into a direct-current power supply and then output the direct-current power supply; and a driving module, a power input end of the driving module being connected to an output end of the power supply module, an output end of the driving module being connected to the direct-current motor, and the driving module being configured to convert the direct-current power supply into a driving power supply and then output the driving power supply to the direct-current motor body, so as to drive the direct-current motor body to work at a predetermined rotating speed.
H02P 7/292 - Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual DC dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only using static converters, e.g. AC to DC
27.
ELECTRONIC CONTROL COMPONENT AND AIR CONDITIONER HAVING SAME
An electronic control component (100) and an air conditioner (1000) having same. The electronic control component (100) comprises an electronic control box (1), a circuit board (2) and a heating device (3), wherein the electronic control box (1) is a closed box body; the circuit board (2) is accommodated in the electronic control box (1); and the heating device (3) comprises an inductive device (31) arranged on the circuit board (2), the inductive device (31) being accommodated in the electronic control box (1).
An upgrading method and apparatus for a multi-split air conditioner, and a device and a storage medium. The multi-split air conditioner comprises at least two indoor units, wherein the at least two indoor units communicate with each other; and the at least two indoor units comprise a first indoor unit provided with a communication module, and at least one second indoor unit not provided with a communication module. The method is applied to a first indoor unit. The method comprises: receiving version information determined by a second indoor unit; sending at least one piece of version information to a cloud device; by means of a communication module, receiving upgrade information of an indoor unit to be upgraded which is determined by the cloud device on the basis of the at least one piece of version information; and sending the upgrade information to the indoor unit to be upgraded, wherein the upgrade information is used for instructing an upgrade of the indoor unit to be upgraded.
A dehumidification control method, a storage medium, a dehumidification controller, and a dehumidification device. The method is applied to a dehumidification device and comprises: acquiring indoor ambient temperature and indoor ambient humidity (S1); on the basis of the indoor ambient temperature, determining target humidity, and determining a humidity difference between the indoor ambient humidity and the target humidity (S2); and on the basis of the humidity difference, controlling a fan rotating speed and a compressor frequency of the dehumidification device (S3).
F24F 11/77 - Control systems characterised by their outputsConstructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
30.
PLASMA GENERATION APPARATUS, AIR CONDITIONER, ELECTRONIC DEVICE, AND CIRCUIT CONTROL METHOD
A plasma generation apparatus, an air conditioner, an electronic device, and a circuit control method. The apparatus comprises a signal generation circuit (10), an oscillation circuit (20), a voltage signal processing circuit (30), and a plasma generator (40), wherein the signal generation circuit (10) is used for outputting a driving signal; the oscillation circuit (20) is used for receiving a direct-current voltage signal, converting the direct-current voltage signal into an alternating-current voltage signal on the basis of the driving signal, and outputting the alternating-current voltage signal to the voltage signal processing circuit (30); and the voltage signal processing circuit (30) is at least used for performing boosting processing on the alternating-current voltage signal to obtain a first square wave pulse signal, and outputting the first square wave pulse signal to the plasma generator (40).
F24F 8/192 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering by electrical means, e.g. by applying electrostatic fields or high voltages
31.
MOTOR DRIVING CIRCUIT AND CONTROL METHOD THEREFOR, MOTOR CONTROLLER, AND HOUSEHOLD APPLIANCE
A motor driving circuit and a control method therefor, a motor controller, and a household appliance. The motor driving circuit comprises a PFC unit, a bus capacitor, and an inverter; the bus capacitor is arranged at an output end of the PFC unit; and the inverter is configured to drive a motor to work on the basis of a bus voltage on the bus capacitor. The method comprises: synchronously controlling a PFC unit and an inverter, such that the PFC unit works in a charging state when the inverter works in a follow current state, and the PFC unit works in a discharging state when the inverter works in a driving state.
H02P 27/06 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters
H02M 5/458 - Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into DC by static converters using discharge tubes or semiconductor devices to convert the intermediate DC into AC using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
32.
METHOD AND DEVICE FOR CONTROLLING AIR CONDITIONER BASED ON DATA OF SHARED SENSOR, AND STORAGE MEDIUM
A control method includes receiving, by a first air conditioner, a detection value of a shared sensor sent by a second air conditioner, and controlling operation of the first air conditioner according to the detection value. The shared sensor is configured to detect outdoor environment information.
A method and device for detecting a foreign matter for a wireless power transmission system, a household appliance and an air conditioning system are provided. The wireless power transmission system includes a transmitting end and a receiving end. The receiving end includes a receiving detection coil and a receiving work coil, and a mutual inductance corresponding to the receiving detection coil is greater than a mutual inductance corresponding to the receiving work coil. The method includes: controlling the transmitting detection coil of the transmitting end to send an electric energy to the receiving end and obtaining a transmitting power of the transmitting end; obtaining a receiving power when the receiving end receives the electric energy transmitted by the transmitting end; obtaining a result of a foreign matter detection based on the transmitting power and the receiving power.
H02J 50/60 - Circuit arrangements or systems for wireless supply or distribution of electric power responsive to the presence of foreign objects, e.g. detection of living beings
H02J 50/12 - Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
34.
CONTROL METHOD AND APPARATUS FOR MULTI-CHANNEL PFC CIRCUIT, AND DEVICE AND STORAGE MEDIUM
Disclosed in the present application are a control method and apparatus for a multi-channel PFC circuit, and a device and a storage medium. The control method comprises: on the basis of a fault detection result for each path of PFC in a multi-channel PFC circuit, updating a fault frequency value of each path of PFC; and in response to the fault frequency value being greater than or equal to a set frequency threshold value, adjusting a current-limiting value of the corresponding path of PFC.
Disclosed in the present application are an air-conditioner circuit and a multi-split air conditioner. The air-conditioner circuit comprises an outdoor-unit circuit (100), a carrier communication cable (200) and an indoor-unit circuit (300). The outdoor-unit circuit (100) comprises an outdoor-unit power supply circuit (110); the carrier communication cable (200) is connected to an output end of the outdoor-unit power supply circuit (110), so as to acquire a carrier power supply; and the indoor-unit circuit (300) comprises a power supply input end (310), an indoor-unit power supply circuit (320), a switch device (330) and a wire controller circuit (340), wherein the indoor-unit power supply circuit (320) acquires electric energy from the power supply input end by means of the switch device (330); a control end of the switch device (330) is connected to the carrier communication cable (200); the wire controller circuit (340) is connected to the carrier communication cable (200), so as to acquire electric energy; the wire controller circuit (340) is provided with a standby switch (341) which is connected to the carrier communication cable (200); and the standby switch (341) is used for triggering, when turned on, an overload protection function of the outdoor-unit power supply circuit (110) by means of the carrier communication cable (200).
Disclosed in the present application are an air conditioner circuit and an air conditioner. The air conditioner circuit comprises an indoor unit circuit (100), an outdoor unit circuit (200) and a wire controller circuit (300). The indoor unit circuit (100) comprises a power supply output end (110), an indoor unit switch power supply (120) and a first switch device (130). The outdoor unit circuit (200) acquires electric energy from the power supply output end (110) by means of the first switch device (130), and a control end of the first switch device (130) is connected to an output end of the indoor unit switch power supply (120). The wire controller circuit (300) is connected to the output end of the indoor unit switch power supply (120) to acquire electric energy. The wire controller circuit (300) is further provided with a standby switch (310) connected to the output end of the indoor unit switch power supply (120), the standby switch (310) being used for triggering an overload protection function of the indoor unit switch power supply (120).
The present application discloses a control method and apparatus for an interleaved PFC circuit, a device, and a storage medium. The control method comprises: acquiring at least two current sampling values of each channel of PFC in an interleaved PFC circuit in a single carrier period; and on the basis of the at least two current sampling values of each channel of PFC, adjusting the driving carrier frequency and driving signal duty ratio of the interleaved PFC circuit.
A control method includes, in response to detecting a target-type fault, determining, by a first control device managing a three-phase three-level power supply circuit, a control signal for instructing a first load to stop operating. The first load is connected to one of buses of the three-phase three-level power supply circuit, and the target-type fault is correlated with a second load connected to two of the buses of the three-phase three-level power supply circuit. The method further includes sending the control signal to a second control device via a target communication channel, to instruct the second control device to control the first load to stop operating.
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
H02H 1/00 - Details of emergency protective circuit arrangements
H02M 7/217 - Conversion of AC power input into DC 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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only
39.
METHOD FOR DETERMINING RESPONSE DEVICE, DEVICE, AND SERVER
A method for determining a response device, a device, and a server are provided. The method includes: obtaining a target probability value of a device as a response device based on a preset probability value strategy subsequent to receiving a voice control signal, the probability value strategy being determined based on response state information of the device to the voice control signal; determining a target signal-to-noise ratio based on the target probability value and a signal-to-noise ratio of the received voice control signal; and determining whether the device is a response device to the voice control signal based on the target signal-to-noise ratio.
Disclosed is an installation prompting method, which is applied to a cloud server. The method includes: obtaining logistics status information; the logistics status information represents whether the first functional module of the air conditioner has been received; when the logistics status information is first status information, controlling the target device to output installation guidance information; the first status information is information indicating that the first functional module has been received, and the installation guidance information is information for guiding the installation and use of the first functional module in a preset area of the air conditioner.
A voltage control method includes obtaining two half-bus voltages at a direct current side of a three-level converter, overvoltage protection values of the two half-bus voltages, and a load voltage required by a load. One of the two half-bus voltages is configured to supply voltage to the load. The method further includes determining a voltage control strategy based on a relationship among the two half-bus voltages, the overvoltage protection values, and the load voltage. The voltage control strategy compensates for an output duty ratio of a switch of the three-level converter, such that the one of the two half-bus voltages is greater than or equal to the load voltage and each of the two half-bus voltages is smaller than or equal to a corresponding one of the overvoltage protection values. The method also includes performing voltage control on the two half-bus voltages based on the voltage control strategy.
H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
H02M 1/12 - Arrangements for reducing harmonics from AC input or output
H02M 7/12 - Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
H02M 7/217 - Conversion of AC power input into DC 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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only
42.
WAKE-UP PROCESSING METHOD AND DEVICE, VOICE APPARATUS, AND COMPUTER-READABLE STORAGE MEDIUM
Provided are a wake-up processing method and device, a voice apparatus, and a computer-readable storage medium. The method includes: obtaining to-be-recognized audio; processing the to-be-recognized audio using a wake-up model and at least two groups of training data separately, to obtain at least two confidence levels and respective confidence level thresholds corresponding to the at least two confidence levels, the at least two groups of training data being obtained by separately with training at least two groups of wake-up word training sets using the wake-up model; and triggering a wake-up event of the voice apparatus based on a comparison result between the at least two confidence levels and the respective confidence level thresholds corresponding to the at least two confidence levels.
Provided in the present invention are a control method and control apparatus for an electric motor driving circuit, and an air conditioner and a storage medium. The electric motor driving circuit is used for driving an electric motor (100) with a three-phase winding, wherein one end of the three-phase winding is connected to an output end of a first IPM module (200), and the other end of the three-phase winding is connected to a common end of a switching module (400). A first end of the switching module (400) is connected to an output end of a second IPM module (300), a second end of the switching module (400) is connected to the output end of the first IPM module (200), the switching module (400) is used for communicating a first end or communicating a second end, and a first relay (S1) is provided on a bus (500) between the first IPM module (200) and the second IPM module (300). The control method comprises: controlling the working states of a switching module and a first relay, such that an electric motor is switched to different target connection states, wherein the target connection states comprise a star connection state, a triangular connection state and an open-winding connection state (S110).
H02P 25/18 - Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details characterised by the circuit arrangement or by the kind of wiring with arrangements for switching the windings, e.g. with mechanical switches or relays
44.
Power line communication-based pairing method and device for air conditioner, and storage medium
A power line communication-based pairing method and device for an air conditioner, and a storage medium are provided. Based on a pairing request instruction, A CCO module on an indoor side selects an STA module to be paired, in a power line network, for use as a pairing object. The CCO module sends pairing request information to the power line network. The STA module receives the pairing request information. If the STA module determines that identification information thereof exists in the pairing request information, the STA module establishes a pairing relationship with the CCO module. The STA module sends pairing feedback information to the power line network. The CCO module receives the pairing feedback information. If the CCO module determines that the identification information thereof exists in the pairing feedback information, the CCO module determines that the pairing is successful and establishes a pairing relationship with the STA module.
An air conditioner and a data transmission method based on power line communication therefor, and a storage medium are provided. According to the method, a working parameter is acquired by an indoor unit; if it is determined that the working parameter meets a set condition, a communication interval is adjusted through an outdoor unit from a first communication interval to a second communication interval; and communication data is sent to the outdoor unit on the basis of the second communication interval and by means of a power line. In order to send the communication data to the outdoor unit, the communication data is modulated by the indoor unit into multiple sub-carrier signals and the sub-carrier signals are coupled to the power line. Each sub-carrier signal corresponds to a different frequency band, and the first communication interval is larger than the second communication interval.
The present application provides an air supply method for an air conditioner, a controller, an air conditioner, and a storage medium. The air supply method comprises: acquiring an air supply mode and a target object position, wherein the target object position is detected by a radar (S100); and according to the air supply mode and the target object position, determining a target area from a plurality of preset areas, and controlling an air guide assembly to face the target area, wherein the preset areas are areas obtained by dividing a detection range of the radar on the basis of a swing orientation range of the air guide assembly (S200).
F24F 11/79 - Control systems characterised by their outputsConstructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling the direction of the supplied air
F24F 11/64 - Electronic processing using pre-stored data
Disclosed in the present invention are an operation control method and apparatus for an air conditioner, and a computer readable storage medium. The air conditioner comprises a first circuit board and a second circuit board. The operation control method comprises: acquiring a power-on signal (S110); within a first preset duration, when an operation state of the air conditioner satisfies a first preset condition, determining whether the first circuit board stores a serial number of the air conditioner (S120); and when the first circuit board stores the serial number, flashing the serial number to the second circuit board (S130).
A multi-split air conditioner and a method for controlling same, a controller, and a storage medium. The method for controlling the multi-split air conditioner comprises the following steps: in a cooling mode, acquiring indoor unit capacity and an evaporator reference temperature of a target indoor unit, wherein the target indoor unit is one or more of a plurality of indoor units (220) (S100); and when the indoor unit capacity is less than or equal to preset capacity, controlling the rotation speed of a fan of an outdoor unit (210) according to the evaporator reference temperature (S200).
F24F 11/871 - Control systems characterised by their outputsConstructional details thereof for controlling the temperature of the supplied air by controlling absorption or discharge of heat in outdoor units by controlling outdoor fans
F24F 13/22 - Means for preventing condensation or evacuating condensate
49.
PFC CIRCUIT, CONTROL METHOD FOR PFC CIRCUIT, MEDIUM AND HOUSEHOLD APPLIANCE
A PFC circuit, a control method for the PFC circuit, a medium and a household appliance. The PFC circuit (30) comprises a first inductor (L1), a first switching transistor (Q1) and a second switching transistor (Q2). The first switching transistor (Q1) and the second switching transistor (Q2) are connected in parallel and then connected to the first inductor (L1). The control method comprises: when the PFC circuit is started, performing staggered control on the first switching transistor and the second switching transistor, and obtaining an inductor current (S10); respectively performing effectiveness detection on the first switching transistor and the second switching transistor according to the inductor current (S20); and determining the working mode of the PFC circuit according to the effectiveness detection result of the first switching transistor and the effectiveness detection result of the second switching transistor, so as to control the PFC circuit (S30).
H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
H02M 7/219 - Conversion of AC power input into DC 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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a bridge configuration
50.
CONTROL METHOD AND APPARATUS, DEVICE, AND STORAGE MEDIUM
Embodiments of the present application disclose a control method. The method comprises: upon detecting that a device to be activated and bound exists currently, acquiring target information and target network connection information that are used for performing activation and binding; and transmitting the target information and the target network connection information to said device, wherein the target network connection information is used for enabling said device to access a target communication network corresponding to the target network connection information, and the target information is used for enabling said device to realize an activation and binding operation at a service device by means of the target communication network. The embodiments of the present application further disclose a control apparatus, a device, and a storage medium.
H04L 12/28 - Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
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 67/51 - Discovery or management thereof, e.g. service location protocol [SLP] or web services
51.
HOUSEHOLD APPLIANCE SYSTEM, COMMUNICATION METHOD AND DEVICE THEREOF, AND STORAGE MEDIUM
A household appliance system, a communication method and device thereof, and a storage medium, relating to the technical field of household appliances. The method comprises: when any one of a plurality of devices has a data transmission demand, the device monitors the state of a communication bus by means of a monitoring interface, and when the communication bus is in an idle state, transmits an arbitration frame to the communication bus by means of a communication interface (S101); and the device receives an arbitration frame on the communication bus by means of a monitoring port, competes for control of the communication bus according to the received arbitration frame and the transmitted arbitration frame, and when the competition for the control of the communication bus is successful, transmits a data frame to the communication bus by means of the communication interface (S102).
G06F 13/42 - Bus transfer protocol, e.g. handshakeSynchronisation
H05B 47/18 - Controlling the light source by remote control via data-bus transmission
F24F 11/62 - Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
52.
METHOD FOR DISCHARGE CONTROL OF FULL-BUS LOAD IN HOUSEHOLD APPLIANCE, AND RELATED APPARATUSES
A method for discharge control of a full-bus load in a household appliance, and related apparatuses. The method for discharge control of a full-bus load in a household appliance comprises: firstly, for a full-bus load and a half-bus load, upon determining that only the half-bus load is operating, then determining a voltage difference between a first direct current and a second direct current, wherein the first direct current and the second direct current are obtained by means of converting a three-phase power supply through a three-phase level active PFC unit; and after the voltage difference between the first direct current and the second direct current is determined, then controlling the turning on or turning off of the full-bus load according to the voltage difference, so that a half-bus voltage is stabilized within a preset voltage range.
H02J 1/08 - Three-wire systemsSystems having more than three wires
H02J 3/14 - Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
53.
THREE-PHASE POWER SUPPLY CONVERSION CIRCUIT FOR HOUSEHOLD APPLIANCE, HOUSEHOLD APPLIANCE, AND POWER-ON CONTROL METHOD
A three-phase power supply conversion circuit for a household appliance, a household appliance, and a power-on control method. The three-phase power supply conversion circuit comprises a three-level active PFC unit, at least two power-on units and a control unit. After a three-phase power supply is converted by the three-level active PFC unit, a first direct current and a second direct current can be obtained to supply power to corresponding loads. Moreover, an input end of the three-level active PFC unit is provided with a power-on unit, so as to buffer a device in the three-level active PFC unit when the three-level active PFC unit is powered on. Specifically, a first controllable switch module and a second controllable switch module in the power-on unit, and the three-level active PFC unit are controlled by means of the control unit, so as to complete buffering, thereby avoiding damage to the device caused by an instantaneous high voltage.
H02M 7/219 - Conversion of AC power input into DC 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 triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a bridge configuration
H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
54.
DEHUMIDIFIER WORKING STATE INDICATION METHOD AND APPARATUS, DEHUMIDIFIER, AND MEDIUM
The present disclosure discloses a dehumidifier working state indication method and apparatus, a dehumidifier, and a medium. The dehumidifier working state indication method comprises: determining that a dehumidifier meets a preset shutdown condition (S11); during a shutdown process of the dehumidifier, controlling a compressor in the dehumidifier to be turned off, lowering an angle of an air guide strip of the dehumidifier, and performing on-off switch control on a display interface of the dehumidifier, so as to indicate different shutdown responses by a combination of an angle change of the air guide strip and a display state of the display interface (S13).
F24F 3/14 - Air-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatmentApparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by humidificationAir-conditioning systems in which conditioned primary air is supplied from one or more central stations to distributing units in the rooms or spaces where it may receive secondary treatmentApparatus specially designed for such systems characterised by the treatment of the air otherwise than by heating and cooling by dehumidification
F24F 11/32 - Responding to malfunctions or emergencies
F24F 11/89 - Arrangement or mounting of control or safety devices
A control method and apparatus for an air-conditioner, and an air conditioner and a storage medium. The control method comprises: receiving a regulation instruction for an air conditioner, wherein the regulation instruction is used for controlling the air conditioner to regulate the current air environment to a target state; according to historical regulation records, acquiring a regulation probability of regulating the current air environment to the target state; and when the regulation probability is higher than a preset probability threshold, controlling the air conditioner to execute the regulation instruction.
Disclosed in the present disclosure are a control method and apparatus for an air-conditioning device, and a device, a medium and a program product. The method comprises: enabling a linkage mode of an air-conditioning device (S410); in the linkage mode, in response to a control instruction for a first adjustment dimension among a plurality of adjustment dimensions of the air-conditioning device, determining a target value of the first adjustment dimension when the first adjustment dimension is controlled (S420); and controlling a second adjustment dimension according to the target value of the first adjustment dimension and an adjustment coefficient from the first adjustment dimension to the second adjustment dimension (S430).
Disclosed are an air conditioning equipment control method and apparatus, a device, a medium, and a program product. The method comprises: determining a score of each of N adjustment dimension value combinations with respect to a target (S410); according to the score of each of the N adjustment dimension value combinations with respect to the target, determining a first adjustment dimension value combination having the highest score with respect to the target (S420); and controlling air conditioning equipment according to the first adjustment dimension value combination (S430).
Disclosed herein are an electrolysis generation apparatus and a control method therefor, and an electrical device. The electrolysis generation apparatus comprises an electrolysis assembly (10), a first power supply circuit (41), and a second power supply circuit (42), wherein the electrolysis assembly (10) comprises a first electrode (11) and a second electrode (12), which are arranged opposite and spaced apart from each other; and the first power supply circuit (41) is connected to the first electrode (11), and the second power supply circuit (42) is connected to the second electrode (12). An electrolysis controller (43) is configured to control the first power supply circuit (41) and the second power supply circuit (42) to alternately operate at a preset alternating interval, so as to change the direction of a current between the first electrode (11) and the second electrode (12).
C25B 9/00 - Cells or assemblies of cellsConstructional parts of cellsAssemblies of constructional parts, e.g. electrode-diaphragm assembliesProcess-related cell features
C25B 1/00 - Electrolytic production of inorganic compounds or non-metals
59.
CONTROL METHOD AND APPARATUS FOR AIR CONDITIONING DEVICE, AND DEVICE, MEDIUM AND PROGRAM PRODUCT
Provided are a control method and apparatus for an air conditioning device, and a device, a medium and a program product. The method comprises: enabling a linkage mode of an air conditioning device, and then pushing first prompt information, so as to give a prompt to a user that the air conditioning device has entered the linkage mode; and in the linkage mode, in response to a control instruction for a first adjustment dimension, controlling enabled adjustment dimensions, other than the first adjustment dimension, in a plurality of adjustment dimensions while controlling the first adjustment dimension.
F24F 11/62 - Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
F24F 11/64 - Electronic processing using pre-stored data
F24F 11/65 - Electronic processing for selecting an operating mode
F24F 11/89 - Arrangement or mounting of control or safety devices
60.
CONTROL METHOD AND APPARATUS FOR AIR CONDITIONING DEVICE, DEVICE, MEDIUM, AND PROGRAM PRODUCT
A control method and apparatus for an air conditioning device (110), a device, a medium, and a program product. The method comprises: starting a linkage mode of an air conditioning device (110) (S410); and in the linkage mode, in response to a control instruction for a target adjustment dimension combination in a plurality of adjustment dimensions of the air conditioning device (110), controlling a started adjustment dimension other than the target adjustment dimension combination among the plurality of adjustment dimensions in the case that the target adjustment dimension combination is controlled (S420).
F24F 11/64 - Electronic processing using pre-stored data
F24F 11/65 - Electronic processing for selecting an operating mode
F24F 11/74 - Control systems characterised by their outputsConstructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
61.
AIR CONDITIONER CONTROL METHOD AND APPARATUS, AIR CONDITIONER, AND STORAGE MEDIUM
The present application discloses an air conditioner control method and apparatus, an air conditioner, and a storage medium. The air conditioner control method of the present application comprises: when the air conditioner starts a multi-dimensional conditioning mode, obtaining an inputted air conditioning requirement; determining a target dimension parameter combination from a plurality of dimension parameter combinations according to the air conditioning requirement; and controlling the air conditioner to operate according to the target dimension parameter combination.
F24F 11/64 - Electronic processing using pre-stored data
F24F 11/54 - Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
F24F 11/50 - Control or safety arrangements characterised by user interfaces or communication
F24F 11/89 - Arrangement or mounting of control or safety devices
62.
CONTROL METHOD AND APPARATUS FOR AIR CONDITIONING DEVICE, DEVICE, MEDIUM, AND PROGRAM PRODUCT
Disclosed in the present disclosure are a control method and apparatus for an air conditioning device, a device, a medium, and a program product. The method comprises: switching from a common mode of the air conditioning device to a linkage mode (S410); determining the current value of a first conditioning dimension in a plurality of conditioning dimensions of the air conditioning device (S420); and controlling a second conditioning dimension on the basis of the current value of the first conditioning dimension (S430).
Disclosed in the present disclosure are a control method and apparatus for an air conditioning device, and a device, a medium and a program product. The method comprises: enabling a linkage mode of an air conditioning device (S410); in the linkage mode, in response to a control instruction for a first conditioning dimension in a plurality of conditioning dimensions of the air conditioning device, determining a target value of the first conditioning dimension when the first conditioning dimension is controlled (S420); determining a first conditioning coefficient according to a time interval between a time when a user recently actively controls a second conditioning dimension and the current time (S430); and controlling the second conditioning dimension according to the target value of the first conditioning dimension and the first conditioning coefficient (S440).
A control circuit for an air conditioner outdoor unit, an electric control component and an air conditioner are provided. The control circuit has a power input end for accessing alternating current power, an outdoor unit power supply circuit connected to the power input end for converting the accessed alternating current into an outdoor unit power supply, a first electronic switch provided in series between the power input end and the outdoor unit power supply circuit, and a standby power supply. An input end of the standby power supply is connected to an output end of a standby control power supply of an indoor unit. An output end of the standby power supply is connected to a controlled end of the first electronic switch. The standby power supply starts to operate when receiving the standby control power supply of the indoor unit, to control the closing of the first electronic switch.
A switching control board includes an outdoor unit communication module configured to establish a communication connection between the switching control board and an outdoor unit of an air conditioning system, a detection module configured to detect a type of an indoor device of the air conditioning system that is connected to the switching control board, and a control module connected to the outdoor unit communication module and the detection module. The control module is configured to obtain a control parameter based on the type of the indoor device and send the control parameter to the outdoor unit via the communication connection between the switching control board and the outdoor unit to control the outdoor unit.
F24F 1/0003 - Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station characterised by a split arrangement, wherein parts of the air-conditioning system, e.g. evaporator and condenser, are in separately located units
66.
ELECTRIC CONTROL COMPONENT, AIR CONDITIONER HAVING SAME, AND ASSEMBLY METHOD FOR ELECTRIC CONTROL COMPONENT
Provided are an electric control component, an air conditioner having the same, and an assembly method for the electric control component. The electric control component includes a circuit board, a chip, a radiator and a fixing member. The chip is disposed on the circuit board. The radiator is disposed at a side of the chip away from the circuit board. The fixing member is configured to rigidly connect the radiator to the circuit board. At least one of the circuit board and the radiator has an engagement portion adapted to be engaged with a pre-tightening device for clamping the radiator and the circuit board.
Provided are a control method for an air conditioner and an air conditioner. The control method includes: determining a corner frequency of a compressor based on a target frequency of the compressor and a minimum operating frequency of the compressor; determining, based on the corner frequency, a first rate and a second rate of frequency-raising of the compressor; and controlling the compressor to start up, the compressor performing the frequency-raising at the first rate when a current operating frequency of the compressor is smaller than the corner frequency, and the compressor performing the frequency-raising at the second rate when the current operating frequency of the compressor is greater than or equal to the corner frequency. The first rate is greater than the second rate.
F24F 11/86 - Control systems characterised by their outputsConstructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
68.
CIRCUIT PROTECTION METHOD AND APPARATUS, AND RELATED DEVICE AND MEDIUM
Disclosed in the content of the present disclosure are a circuit protection method and apparatus, and a related device and a medium, which are applied to a wireless receiving circuit in a wireless power supply system. The method comprises: when it is detected that a load device in a wireless receiving circuit is turned off, acquiring an output voltage of the wireless receiving circuit; and controlling the turning-on and turning-off of a target power transistor in the wireless receiving circuit according to the output voltage, so as to protect the wireless receiving circuit. By means of the present disclosure, the technical problems such as circuit complexity and increased circuit costs in the prior art can be solved.
H02J 50/12 - Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
H02M 7/12 - Conversion of AC power input into DC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
G06F 1/26 - Power supply means, e.g. regulation thereof
69.
FOREIGN OBJECT DETECTION METHOD AND APPARATUS, HOUSEHOLD APPLIANCE AND AIR CONDITIONING SYSTEM
Disclosed are a foreign object detection method and apparatus for a wireless power transmission system, a household appliance and an air conditioning system. A wireless power transmission system comprises a transmitting end and a receiving end, the transmitting end comprising a transmitting detection coil and a transmitting work coil, and the mutual inductance corresponding to the transmitting detection coil being greater than that corresponding to the transmitting work coil. The method comprises: controlling the transmitting detection coil of the transmitting end to transmit electric energy to the receiving end, and obtaining the transmitting power of the transmitting end; acquiring the receiving power which the receiving end has at the time of receiving the electric energy from the transmitting end; and on the basis of the transmitting power and the receiving power, obtaining a foreign object detection result. By setting the mutual inductance corresponding to the transmitting detection coil to be greater than that corresponding to the transmitting work coil, the detection precision is improved during metallic foreign object detection while the wireless power transmission system can work in a low-power and high-efficiency state, thereby ensuring that small metallic foreign objects can be detected in a high-power transmission application scenario.
H02J 50/60 - Circuit arrangements or systems for wireless supply or distribution of electric power responsive to the presence of foreign objects, e.g. detection of living beings
70.
AIR-CONDITIONING SYSTEM, CONTROL METHOD, OPERATION CONTROL APPARATUS, AND STORAGE MEDIUM
An air-conditioning system, a control method, an operation control apparatus, and a storage medium. The air-conditioning system comprises a master unit, slave units, and a slave unit power supply module; the master unit and the slave units are connected by means of a carrier communication bus; each slave unit comprises a slave unit MCU and a slave unit power source module; the slave unit power source module obtains a power source from the carrier communication bus to supply power for the slave unit MCU; the slave unit power supply module comprises a slave unit power source input end and a slave unit power source management module; and the slave unit power source input end supplies power for the carrier communication bus by means of the slave unit power source management module.
F24F 11/54 - Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
A multi-split system and a communication method of the multi-split system. The multi-split system comprises a carrier bus, a master, a slave and a wire controller. The master is provided with a first communication interface chip, the slave is provided with a second communication interface chip, and the wire controller is provided with a third communication interface chip and a fourth communication interface chip. The master, the slave and the wire controller can send to the carrier bus communication signals of a first carrier frequency or receive from the carrier bus communication signals of the first carrier frequency. The wire controller can further send to the carrier bus communication signals of a second carrier frequency or receive from the carrier bus communication signals of the second carrier frequency.
An electric control board, an outdoor unit of an air conditioner, and an air conditioner. The electric control board comprises a substrate (100). The front face of the substrate (100) is provided with a first mounting area (110), a second mounting area (120), a third mounting area (130), and a fourth mounting area (140). The substrate (100) comprises, in the length direction thereof, a first side edge and a second side edge; the first mounting area (110) and the second mounting area (120) are close to the first side edge and are successively provided in the width direction of the substrate (100); and the third mounting area (130) and the fourth mounting area (140) are close to the second side edge and are successively provided in the width direction of the substrate (100). A main control circuit (200), a rectifier and inverter circuit (300), a power input circuit (400) and a functional interface circuit (500) are respectively mounted in the mounting areas corresponding thereto.
Disclosed is an air conditioning unit, a wireless power supply control method and apparatus, and a storage medium. The air conditioning unit comprises: a wireless charging apparatus, a wireless energy storage apparatus, and a wireless air conditioner. The wireless charging apparatus is configured to wirelessly transmit power to the outside when being connected to mains electricity. The wireless energy storage apparatus comprises a wireless power transmission module and an energy storage module electrically connected to the wireless power transmission module. When the wireless energy storage apparatus establishes a communicative connection with the wireless charging apparatus and the wireless air conditioner, the wireless power transmission module is configured to receive electric energy wirelessly transmitted by the wireless charging apparatus, and/or the wireless power transmission module is configured to wirelessly transmitting electric energy released by the energy storage module to the outside. The wireless air conditioner is configured to receive the electric energy wirelessly transmitted by the wireless charging apparatus or the wireless energy storage apparatus.
An air conditioner control apparatus and an air conditioner. The air conditioner comprises a compressor, a condenser, an evaporator, and an energy storage apparatus, an energy-carrying loop being provided between the energy storage device and the evaporator, and the energy-carrying loop being provided with an energy release driving member. The control apparatus comprises: an air conditioner controller; an energy release control switch, electrically connected to the air conditioner controller and, driven by the air conditioner controller, used to control the energy release driving member to operate so as to deliver energy in the energy storage device to the evaporator by means of the energy-carrying loop and the energy release driving member. The air conditioner control apparatus and the air conditioner disclosed in content of the present disclosure can provide more operation modes, so that a user experience is improved.
Disclosed in the content of the present disclosure are an air conditioning unit, a power supply control method and apparatus, and a storage medium. The air conditioning unit comprises: a wireless charging apparatus and a wireless air conditioner, wherein an energy storage module is arranged in the wireless charging apparatus or the wireless air conditioner; the wireless charging apparatus is used for performing wireless power supply on the energy storage module and/or the wireless air conditioner when the wireless charging apparatus is connected to a mains power supply; and the energy storage module is used for performing wireless power supply on the wireless air conditioner when the wireless charging apparatus is not connected to the mains power supply.
The present application provides a three-phase current reconstruction method and apparatus, a device and a storage medium. The method comprises: calculating a three-phase duty cycle of a current PWM cycle on the basis of a three-phase current value of a previous PWM cycle; on the basis of the three-phase duty cycle, determining that the current PWM cycle enters an unobservable region; on the basis of the mechanical angle of a motor rotor of the current PWM cycle, the rotation angular velocity and the peak value of a current vector amplitude before entering the unobservable region, determining a current vector amplitude of the current PWM cycle; and on the basis of the current vector amplitude of the current PWM cycle and the electrical angle of the motor rotor, reconstructing a three-phase current value of the current PWM cycle.
A phase current acquisition method, apparatus, device and system and a storage medium. The phase current acquisition method comprises: obtaining equivalent electrical parameters of a transformer sampling and conditioning circuit, the transformer sampling and conditioning circuit being configured to acquire a current signal of a secondary side of a current transformer provided on a phase line of a motor (501); determining a phase shift angle of the current transformer on the basis of the equivalent electrical parameters and an electrical angular velocity of a motor rotor (502); and on the basis of the phase shift angle, performing phase shift compensation on the current signal acquired by the transformer sampling and conditioning circuit to obtain a phase current of the phase line (503). An output torque of the motor can be increased under the condition that a bus voltage is not changed, and the utilization rate of a power supply voltage can be improved.
H02P 21/14 - Estimation or adaptation of machine parameters, e.g. flux, current or voltage
H02P 21/22 - Current control, e.g. using a current control loop
H02P 27/08 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters with pulse width modulation
G01R 15/18 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
78.
AIR CONDITIONER CONTROL METHOD AND APPARATUS BASED ON DATA OF SHARED SENSOR, AND STORAGE MEDIUM
Disclosed in the present application are an air conditioner control method and apparatus based on data of a shared sensor, and a storage medium. The air conditioner control method based on data of a shared sensor comprises: leasing a shared sensor from a second air conditioner which has a shared sensor to be leased, wherein the shared sensor is used for measuring outdoor environment information; receiving measurement values of the shared sensor which are sent by the second air conditioner; and controlling the operation of a first air conditioner according to the measurement values. In the present application, a shared sensor of a second air conditioner is leased, and the operation of an air conditioner is controlled by using measurement values of the shared sensor, thereby reducing the costs of the air conditioner, and increasing the utilization rate of the sensor.
The present application discloses an air supply device and a control method therefor. Different types of filter assemblies can be mounted in the air supply device, each filter assembly comprises a filter screen, and the types and/or the quantities of the filter screens in the different types of filter assemblies are different. The control method comprises: receiving an air supply starting instruction, and obtaining the type of a current filter assembly; obtaining a preset rotating speed corresponding to the type of the current filter assembly; and driving a fan of the air supply device to rotate at the preset rotating speed.
F24F 11/64 - Electronic processing using pre-stored data
F24F 11/77 - Control systems characterised by their outputsConstructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
F24F 7/003 - Ventilation in combination with air cleaning
F24F 7/06 - Ventilation with ducting systems with forced air circulation, e.g. by fan
F24F 8/10 - Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
80.
MOUNTING PROMPTING METHOD, AIR CONDITIONER, AND COMPUTER-READABLE STORAGE MEDIUM
A mounting prompting method, an air conditioner, and a computer-readable storage medium. The method comprises: acquiring first module information and second module information, the first module information being information of a first function module to be mounted that corresponds to a preset region of an air conditioner, and the second module information being information of a second function module currently mounted in a preset region of the air conditioner; determining recommended mounting positions according to the first module information and the second module information, the recommended mounting positions comprising the positions in the preset region recommended for mounting the first function module and the second function module, respectively; and outputting mounting prompting information according to the recommended mounting positions.
F24F 11/64 - Electronic processing using pre-stored data
F24F 11/52 - Indication arrangements, e.g. displays
F24F 11/49 - Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring ensuring correct operation, e.g. by trial operation or configuration checks
81.
RECOMMENDING METHOD FOR AIR CONDITIONER, AIR CONDITIONER, AND READABLE STORAGE MEDIUM
The present application discloses a recommending method for an air conditioner, an air conditioner, and a computer-readable storage medium. The air conditioner comprises a mounting position, at least one air treatment module being selectively mounted in the mounting position. The recommending method comprises: obtaining environmental data of an environment in which a target air conditioner is located and a mounted air treatment module of the target air conditioner, the environmental data comprising at least one among user information and environmental information; determining a target object according to the environmental data and the mounted air treatment module, the target object comprising a target function and/or a target mode; and generating recommendation information corresponding to the target object and outputting the recommendation information.
An installation prompt method, which is applied to a cloud server. The method comprises: acquiring logistics state information, wherein the logistics state information represents whether a first functional module of an air conditioner has been received (S10); and when the logistics state information is first state information, controlling a target device to output installation guidance information, wherein the first state information is information indicating that the first functional module has been received, and the installation guidance information is information for guiding the first functional module to be installed and used in a preset area of the air conditioner (S20).
A smart device control method, comprising: obtaining first voice information and a first wakeup threshold corresponding to a geographic location where a smart device is located (102); determining a first similarity between the first voice information and first preset wakeup information of the smart device (104); and controlling the smart device to enter a wakeup phase according to a comparison result of the first similarity and the first wakeup threshold (106). Wakeup conditions for smart devices in different regions are made to more meet language habits of the regions; on the basis of reducing the probability of false wakeup, the difficulty of waking up smart devices by users in dialect-speaking regions is reduced, and the usage experience of the users is improved. The present application further relates to a smart device control apparatus, a smart device, and a readable storage medium.
A remote control connection method and apparatus, a remote control and a system, which are applied in the technical field of wireless control. The remote control acquires first communication identification information stored in a local storage region of the remote control (S201); the remote control scans second communication identification information broadcasted by an electrical device, and matches the scanned second communication identification information with the first communication identification information (S202); and if the second communication identification information successfully matches the first communication identification information, a short-range radio frequency communication link between the remote control and the electrical device is established, wherein the short-range radio frequency communication link is used for the remote control to control the electrical device (S203).
G08C 17/02 - Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
H04W 4/06 - Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]Services to user groupsOne-way selective calling services
85.
METHOD FOR RECOMMENDING AIR TREATMENT MODULE OF AIR CONDITIONER, AND SERVER, AIR CONDITIONER AND MEDIUM
Disclosed in the present application are a method for recommending an air treatment module of an air conditioner, and a server, an air conditioner and a medium. The method comprises: acquiring a missing air treatment module from a target air conditioner which is associated with a target user, wherein the air treatment module is selectively installed at an installation position of the target air conditioner; selecting a recommended air treatment module from the missing air treatment module according to user data of the target user and/or working condition data of the target air conditioner; and sending, to a device which is associated with the target user, recommendation information of the recommended air treatment module.
Disclosed in the present application are a method for recommending a sensor module of an air conditioner, and a server, an air conditioner and a medium. The method comprises: acquiring a missing sensor module from a target air conditioner which is associated with a target user, wherein the sensor module is selectively installed at an installation position of the target air conditioner; selecting a recommended sensor module from the missing sensor module according to user data of the target user and/or working condition data of the target air conditioner; and sending, to a device which is associated with the target user, recommendation information of the recommended sensor module.
The present application discloses a configuration method for an air conditioner, an air conditioner, and a computer-readable storage medium. The method comprises the following steps: according to a mounted air treatment module and a customized configuration operation of an air conditioner, determining a target control parameter corresponding to a target object, the air conditioner comprising at least one mounting position, the air treatment module being selectively mounted in the mounting position, and the target object comprising a target function and/or a target mode; and associatively saving the target control parameter and the target object and displaying a control corresponding to the target object.
A responding device determination method, and a device, a server and a computer-readable storage medium. The method comprises: after a voice control signal is received, acquiring, according to a preset probability value policy, a target probability value of a device as a responding device, wherein the probability value policy is determined on the basis of response state information of the device to the voice control signal (S101); determining a target signal-to-noise ratio according to the target probability value and a signal-to-noise ratio of the received voice control signal (S102); and according to the target signal-to-noise ratio, determining whether the device is used as the responding device to the voice control signal (S103).
A multi-split air conditioner control circuit, an electrically controlled device, and an air conditioner. The multi-split air conditioner control circuit is applied to an outdoor unit (50) of a multi-split air conditioner, and comprises: a power input terminal (10) used for being connected to a first power supply; a wake-up circuit (20) used for providing a second power supply to a controller (30) when a working signal sent by an indoor unit (60) of the multi-split air conditioner is received; and the controller (30) used for controlling, when the working signal and the second power supply are received, a first switch (40) to be switched from an off state to an on state, so as to receive the first power supply. A low power consumption mode is configured for the outdoor unit (50) in the multi-split air conditioner, such that the power consumption of the outdoor unit (50) is reduced.
A control method and control apparatus for an electronic expansion valve of an air conditioner, and an air conditioner and a medium, which can be widely applied to the technical field of air conditioners. The air conditioner comprises an electronic expansion valve (222). The control method comprises the following steps: determining a first adjustment opening degree of an electronic expansion valve (222); acquiring the current opening degree of the electronic expansion valve (222); determining an opening degree adjustment coefficient for the electronic expansion valve (222) according to the current opening degree; determining a target adjustment opening degree for the electronic expansion valve (222) according to the opening degree adjustment coefficient and the first adjustment opening degree; and adjusting the current opening degree of the electronic expansion valve (222) according to the target adjustment opening degree.
F25B 41/35 - Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators by rotary motors, e.g. by stepping motors
91.
WAKE-UP METHOD, APPARATUS, DEVICE, AND COMPUTER STORAGE MEDIUM
A wake-up method, an apparatus, a device, and a computer storage medium, which are used in a voice device. The method comprises: obtaining audio to be identified (S101); utilizing a wake-up model and at least two groups of training data to separately perform processing on the audio to be identified, and obtaining at least two confidence scores and a confidence score threshold corresponding to each score (S102), wherein the at least two groups of training data are obtained by separately performing training on at least two wake-up word training sets by means of the wake-up model; and triggering a wake-up event of the voice device according to a comparison result between the at least two confidence scores and the confidence score threshold corresponding to each score (S103).
An away-from-home determination method and apparatus, and a computer-readable storage medium. The away-from-home determination method comprises: detecting the current operating state of an air conditioner when the current time is within a user away-from-home time period, wherein the user away-from-home time period is determined according to historical usage data of the air conditioner, and the historical usage data comprises at least one of a historical usage time of the air conditioner, and a historical connection time of the air conditioner and a terminal application; and when the operating state is a first state, determining that a user is away from home, wherein the first state comprises a turn-off state of the air conditioner, and a disconnection state of the air conditioner and the terminal application.
A control method and apparatus for an air conditioner, and a computer readable storage medium. The control method for the air conditioner comprises: when a current time is within a time period when a user is not at home, detecting a current running state of the air conditioner, said time period being determined according to historical usage data of the air conditioner, and the historical usage data comprising at least one of historical usage time periods of the air conditioner and time periods of historical connection between the air conditioner and a terminal application; and when the air conditioner is in a power-on state, determining that the user forgets to turn off the air conditioner, and outputting prompt information or reducing energy consumption of the air conditioner.
An air conditioner control method, the air conditioner, and a computer-readable storage medium. The air conditioner control method comprises: obtaining working condition data of the air conditioner, wherein the working condition data comprises environmental data and a current setting mode; according to the environmental data in the current setting mode, detecting whether the mode of the air conditioner is set to be incorrect; and performing error correction processing when the mode is set to be incorrect, the error correction processing comprising outputting an error reminder and/or switching a mode of the air conditioner.
F24F 11/49 - Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring ensuring correct operation, e.g. by trial operation or configuration checks
F24F 11/80 - Control systems characterised by their outputsConstructional details thereof for controlling the temperature of the supplied air
The present application relates to the technical field of air conditioners. Disclosed are a control right switching method and apparatus for a virtual remote control, a device, and a storage medium. In the present application, when an air conditioner selection instruction input by a user on a current virtual remote control is received, a target air conditioner that the user needs to control by means of the current virtual remote control is detected; if the target air conditioner has been bound to another virtual remote control, air conditioner unbinding is performed; and if air conditioner unbinding succeeds, control right switching of the virtual remote control is completed according to password information input by the user on the basis of a password setting interface.
A recommendation method for a mounting position of an air treatment module, which method is applied to an air conditioner. The air conditioner is provided with at least one mounting position, and the mounting position is used for having the air treatment module selectively mounted. The recommendation method comprises: identifying the type of an air treatment module to be mounted (S10); determining, according to the type of said air treatment module, a target mounting position from among idle mounting positions (S20), wherein the performance of said air treatment module is different at different mounting positions; and outputting prompt information of the target mounting position (S30).
F24F 11/49 - Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring ensuring correct operation, e.g. by trial operation or configuration checks
F24F 11/52 - Indication arrangements, e.g. displays
F24F 11/64 - Electronic processing using pre-stored data
97.
AIR CONDITIONER SECURITY PROTECTION METHOD AND APPARATUS, STORAGE MEDIUM AND TERMINAL DEVICE
The present application belongs to the technical field of air conditioner control, and discloses an air conditioner security protection method and apparatus, a storage medium and a terminal device. In the present application, when a target air conditioner is scanned, verification information is sent to the target air conditioner; a verification result fed back by the target air conditioner according to the verification information is received; and when the verification result is that verification is successful, a control instruction is sent to the target air conditioner so as to control the operation of the target air conditioner. Control rights of the air conditioner are confirmed by means of the verification information, which prevents a situation in which other people are also able to control the air conditioner of a user, thus improving the security of air conditioner control.
Embodiments of the present disclosure disclose a Bluetooth pairing processing method, an electrical device, a terminal, and a server. Applied to the electrical device side, the method comprises: turning on a Bluetooth hotspot of an electrical device, and receiving a Bluetooth connection request of a first terminal (S101); establishing a Bluetooth connection with the first terminal according to the Bluetooth connection request (S102); and sending to a server notification information that Bluetooth has been connected, the notification information comprising information of the first terminal, so that when a second terminal cannot establish a Bluetooth connection with the electrical device, the server sends to the second terminal informative information about the Bluetooth connection status of the electrical device (S103).
An area partition method for household appliances, and a terminal device and a readable storage medium, wherein the area partition method for household appliances is applied to a terminal device. The area partition method for household appliances comprises: displaying an appliance identifier of a target household appliance and nearby area information of the target household appliance, wherein the nearby area information comprises descriptive information of a household appliance in a nearby area (S10); classifying the household appliance in the nearby area and the target household appliance into the same target area (S20); and displaying descriptive information of the target area (S30).
G05B 15/02 - Systems controlled by a computer electric
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]
100.
FAULT DETECTION METHOD AND APPARATUS, AND DEVICE, SYSTEM AND STORAGE MEDIUM
A control method, a fault detection apparatus, a device, a system and a storage medium. The method comprises: determining a first target power source line, a second target power source line and a third target power source line in a three-phase power supply device (101), wherein the three-phase power supply device is used for supplying power to an electric device of a user; measuring a first target voltage between the first target power source line and the second target power source line, and a second target voltage between the first target power source line and the third target power source line (102); determining a fault detection result on the basis of the first target voltage and the second target voltage (103), wherein the fault detection result is used for indicating whether the three-phase power supply device has a wiring error; and if the fault detection result indicates that the three-phase power supply device has a wiring error, generating first prompt information (104), wherein the first prompt information is used for giving a prompt regarding the fact that the three-phase power supply device has a wiring error.
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