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WO/2024/088121A1 |
Provided in the present application are a power converter and a control method therefor. The power converter comprises an output inductor, an output capacitor, a first current sampling circuit, a first-phase bridge arm, a second-phase br...
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WO/2024/092180A1 |
The disclosure provides a method of operating a system supported by an electric vehicle, EV. The method includes receiving input data from the input. When the input data is indicative of the EV being in a driving status, the method inclu...
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WO/2024/087162A1 |
Disclosed in the present invention is a two-stage topological driving power supply circuit, comprising a first-stage topological circuit and a second-stage topological circuit, which are connected in series. The first-stage topological c...
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WO/2024/087624A1 |
The present application relates to a flyback switching power supply and a self-powered circuit and method therefor. The self-powered circuit comprises: a charging capacitor used for taking power from a primary side coil and supplying pow...
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WO/2024/088530A1 |
Disclosed are a switching cell (1) for an electric power converter (2) and a method (3) of operating such a switching cell (1). Inter alia, the switching cell (1) implements a current sharing between magnetically coupled auxiliary power ...
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WO/2024/087418A1 |
Embodiments of the present application provide a multi-voltage independent output circuit of a single-inductor transformer and a related product. The multi-voltage independent output circuit is provided with an input interface and a plur...
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WO/2024/087652A1 |
A voltage control method and apparatus, a household appliance, and a computer storage medium. The method is applied to a power factor correction (PFC) circuit. The method comprises: determining the operating states of a first load and of...
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WO/2024/089896A1 |
This gate driving device comprises: gate driving voltage output units that are provided in correspondence to each of a plurality of power semiconductor elements connected in series, and that output gate driving voltages; gate lines provi...
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WO/2024/087763A1 |
The present disclosure provides a photovoltaic air conditioning system, a control method therefor, and a photovoltaic air conditioner. The photovoltaic air conditioning system comprises a photovoltaic cell, a direct current bus capacitor...
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WO/2024/090066A1 |
A DC/DC converter 20 comprises a power unit 21 and a control unit 22, and is characterized in that the control unit 22 comprises: a first control unit 23 that generates a first control command value CC for causing the output of the power...
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WO/2024/091609A1 |
A controller integrated circuit (410) for controlling a voltage converter (400). The controller IC (410) includes a transistor control driver terminal (416) and a power terminal (418). A driver (427) has a driver input, a driver output, ...
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WO/2024/091544A1 |
In one example, an apparatus (900) comprises an amplifier (912), a ramp generation circuit (918), and a comparator (920). The amplifier has a reference input, a power converter feedback input, and an amplifier output. The ramp generation...
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WO/2024/087623A1 |
The present application relates to a switching power supply, and a self-power supply circuit and a self-power supply method therefor. The self-power supply circuit for a switching power supply comprises: a charging capacitor for storing ...
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WO/2024/087616A1 |
Disclosed in the present invention is a conduction-interference filter circuit for a high-power switch power source, the circuit comprising a common-mode inductor and further comprising a hollow coil, wherein the common-mode inductor is ...
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WO/2024/091083A1 |
The present invention relates to a modular multilevel converter and a power system using same. The modular multilevel converter may comprise: a first converter unit having a leg according to a preset phase, wherein the leg has an upper a...
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WO/2024/087622A1 |
The present application relates to a switching power supply, and a power replenishing circuit thereof and a power replenishing method therefor. The power replenishing circuit of the switching power supply comprises: a control module, whi...
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WO/2024/090982A1 |
An air conditioner capable of suppressing inverter loss is provided. The air conditioner includes a motor driving device of a motor having a plurality of phase coils not connected to each other, and the motor driving device includes two ...
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WO/2024/088990A1 |
A circuit (10) having the following features: a power converter circuit (12) comprising a DC voltage connection with two potential taps (20a, 20b) and one or more phase connections (18a, 18b, 18a', 18b', 18c'); and a controller (25), the...
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WO/2024/087629A1 |
The present application discloses a control method and apparatus for a three-phase power supply conversion circuit, a device, and a storage medium. The method comprises: acquiring respective operating power values of a full-bus load and ...
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WO/2024/087637A1 |
The present application belongs to the technical field of switching power source control, and relates to a switching power source, a DCM-based self-powered circuit and a power supplementing method, and a CCM-based self-powered circuit an...
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WO/2024/083123A1 |
Provided are a three-phase Vienna rectification circuit and a design method therefor. The three-phase Vienna rectification circuit comprises a three-phase alternating-current input end, three inductors, three power switch groups, a first...
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WO/2024/082132A1 |
Embodiments of the present invention disclosea device for DC bus capacitor and method thereof, electrical device and storage medium. The device comprising: a resistor, connected in series with a DC bus capacitor of a converter; a braking...
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WO/2024/085377A1 |
A power supply device is disclosed. This power supply device comprises a PFC circuit and a control circuit for controlling the operation of the PFC circuit. The PFC circuit comprises: a power input unit that receives an AC voltage as an ...
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WO/2024/082211A1 |
There is provided a DC-to-DC power converter 100, comprising: first and second input terminals 101, 102 for coupling to a DC power supply; a plurality of DC-to-AC power converter modules 110, each of which comprises first and second DC i...
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WO/2024/082252A1 |
A pulse synchronization control method for a converter, and a converter and a computer-readable storage medium, which relate to the technical field of converters. In the method, a pulse modulation instruction is sent to each power module...
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WO/2024/082980A1 |
A chip, a control chip, a switching power supply and a power adapter, which relate to the technical field of electronics, and can ensure precision in detecting a current. The chip comprises: a substrate; a first switch tube manufactured ...
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WO/2024/083387A1 |
The invention relates to a method for operating switching elements (24) of an inverter (20) which is electrically coupled to a multiphase alternating voltage (16), wherein the inverter has at least one series circuit (22) which consists ...
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WO/2024/083326A1 |
The invention relates to a busbar arrangement (1) for connecting a first component (2) and a second component (3), the busbar arrangement at least having a plurality of electrical conductors (4) for the electrical transfer of a multiphas...
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WO/2024/083391A1 |
The invention relates to the detection of an electric current through a diode which is arranged in parallel with a semiconductor switching element. For this purpose, an output signal of a circuit arrangement is used for saturation monito...
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WO/2024/083648A1 |
The invention refers to a control method for power converter, that assures operation under Zero Voltage Switching (ZVS) condition in a broad power range in a reliable manner, and which is easy to implement. The control method for operati...
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WO/2024/083373A1 |
The invention relates to a method for operating a dual active bridge (10), wherein: the dual active bridge (10) is provided with at least one primary-side and one secondary-side full bridge (12, 14); a transformer device (16) is provided...
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WO/2024/082553A1 |
Disclosed are an air conditioner, a power supply circuit thereof and a buck-boost control method therefor. When a switch circuit (110) is connected to a mains supply, if it is detected that a load (20) currently connected to a PFC circui...
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WO/2024/082730A1 |
The present invention relates to a finite control set model predictive control method for an LLCL-type battery energy storage converter. In the method, a finite control set model predictive control method is used for controlling an energ...
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WO/2024/083388A1 |
The invention relates to electrical industrial equipment (1) comprising: - a main device (3) comprising: - a fluidic circuit (7) intended for pumping gas to an intake (3a) of the main device (3), and - a central electrical unit (17) conf...
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WO/2024/083556A1 |
It is described a method of boosting power output (8) of a wind turbine (1) above a nominal power output (30), the method comprising: determining dynamically a maximum active power production limit (15, Pmax) in dependency of a voltage (...
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WO/2024/083122A1 |
The present invention relates to the technical field of motor carrier frequencies. Specifically, disclosed are a high-speed motor carrier frequency modulation method and system. The modulation method comprises the following steps: enabli...
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WO/2023/059697A9 |
According to one aspect of the present disclosure, an electrical-to-electrical power converter includes an energy storage component including a transducer material and a second material for mechanical energy storage, the second material ...
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WO/2024/083277A1 |
The present invention relates to a converter unit for supplying electrical power to at least one first electrical load and one second electrical load of a vehicle. The converter unit comprises a first electrical converter (11) for supply...
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WO/2024/078480A1 |
Provided is a module overvoltage protection circuit, which relates to the technical field of voltage direct current transmission. The module overvoltage protection circuit comprises: a bridge structure module, the bridge structure module...
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WO/2024/079112A1 |
The aim of the invention is to carry out a discharge process of an intermediate circuit capacitor (C) in two stages, i.e. using two different circuits (E, W). A discharge circuit (E)(which is also used for the pre-charge process) is used...
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WO/2024/080679A1 |
An objective of the present invention is to provide an output control system and method for an inverter for harmonic suppression, which suppresses harmonic vibration transmitted from a propeller, by analyzing, in real time, vibration gen...
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WO/2024/077931A1 |
The present application discloses a buck-boost converter and a power supply system. The converter comprises a controller, a controllable switching transistor, a freewheeling diode and a boost circuit. A first terminal and a second termin...
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WO/2024/081462A1 |
A method for intelligently generating a stimulus for use in characterization of parameters of a model of a battery may include dynamically analyzing a current drawn from the battery by a load, based on analysis of the current, determinin...
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WO/2024/077920A1 |
Disclosed in the utility model is a millimeter wave-based switching power supply, comprising an input voltage circuit, an upper bridge LLC circuit and a lower bridge LLC circuit of a transformer primary winding, a millimeter wave switch ...
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WO/2024/077713A1 |
Provided in the present disclosure are a power source control circuit and a memory. The power source control circuit comprises: a control module, which is coupled to a control end of a transmission module and is used for outputting a con...
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WO/2024/079474A1 |
A power switching system for controlling power supply to an electronic assembly comprising a plurality of electronic devices each having a power supply unit, the power switching system comprising a plurality of power switching modules, e...
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WO/2024/080518A1 |
According to an embodiment, a charging device may comprise a multi-converter, an output port for charging an external device, a first battery and a controller. The controller can be configured to: check whether power is supplied to the c...
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WO/2024/078002A1 |
Provided in the present application are an electronic device, a power supply circuit and a control circuit thereof. The power supply circuit comprises a power factor correction circuit, a direct-current bus, an inverter circuit, a voltag...
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WO/2024/077839A1 |
Provided in the embodiments of the present application are a fast-charge drive circuit and a related product. The fast-charge drive circuit comprises a boost circuit, a drive circuit and a sampling circuit, wherein the drive circuit is c...
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WO/2024/078318A1 |
The present application provides a direct-current conversion circuit and a photovoltaic inverter. The direct-current conversion circuit comprises an RC circuit, and a first direct-current conversion unit and a second direct-current conve...
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