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Matches 51 - 100 out of 5,806

Document Document Title
WO/2023/147817A1
The invention relates to a discharge circuit for discharging an electrical energy accumulator (7, 8), wherein the discharge circuit (5) has a discharge section (14), through which a discharge current (IE) flows during the discharging of ...  
WO/2023/143825A1
The invention relates to a device (10) for supplying a DC load (11) with a transformer arrangement (12) and a converter (16). The invention is characterized in that the transformer arrangement is connected on the mains side by means of t...  
WO/2023/146283A1
A semiconductor transformer according to one embodiment of the present invention comprises a plurality of semiconductor transformer modules for transforming power, wherein each of the semiconductor transformer modules comprises: a high-v...  
WO/2023/139484A1
A method for predicting power converter health is provided. The method comprises receiving a plurality of parameter measurements associated with a power converter system comprising a power converter. The plurality of parameter measuremen...  
WO/2023/131479A1
A lighting device, including a first and a second ferroresonant transformer, is provided. Each ferroresonant transformer includes an input winding, an energy storage winding, and an output winding. Each input winding is configured to rec...  
WO/2023/121759A1
A device for providing power to a server rack includes a first AC input port (502-1), a second AC input port (502-2), a first relay (510-1), a second relay (510-2), and an output port (506). The output port (506) is electrically connecte...  
WO/2023/115219A1
A differential rectifier for use in a receiver for receiving wireless power via inductive coupling comprises first and second capacitors; first and second switching elements; and first and second inductors. The first capacitor and first ...  
WO/2023/110286A1
The invention relates, inter alia, to a converter (100) for connecting an electrical load (1) to a power supply grid (2), comprising a grid-side power converter (10) and a load-side power converter (20), wherein the grid-side power conve...  
WO/2023/111682A1
According to an embodiment, a DC/DC voltage converter (108, 112) is disclosed, configured as an electrical supply for a magnetic bearing control system (111) comprising a regulation unit, configured to regulate the DC/DC voltage converte...  
WO/2023/104602A1
Power conversion apparatus for converting power supplied by an AC power supply and providing the converted power to a heat pump, comprising a three-phase rectifier, a DC-Link and an inverter, wherein: the three-phase rectifier is configu...  
WO/2023/098016A1
Provided in the present application are a power supply system and a power supply method, which can be applied to the technical field of power distribution. The power supply system comprises: a direct-current rectifying device, an industr...  
WO/2023/092629A1
The present invention belongs to the technical field of transformers, and particularly relates to a variable-flux voltage-variation rectifier transformer for an electric trolley. The variable-flux voltage-variation rectifier transformer ...  
WO/2023/087434A1
The present invention relates to a power distribution network grounding fault step-down active arc extinction power supply and a control method therefor. The active arc extinction power supply comprises a step-up transformer T2, a four-q...  
WO/2023/087121A1
The present invention relates to the field of electronics, more specifically to the field of apparatus for converting an AC or DC input into an AC or DC output, and in particular, it provides a switch cell comprising an internal power li...  
WO/2023/087974A1
Provided in the present invention is a single three-phase compatible alternating-current/direct-current/alternating-current traction converter, comprising a plurality of rectification-side power tube bridge arms, and further comprising t...  
WO/2023/082442A1
Embodiments of the present application disclose an integrated power supply and multi-channel auxiliary transmission system, comprising a whole vehicle train power supply system and an auxiliary unit; the whole vehicle train power supply ...  
WO/2023/083942A1
The invention relates to a method for controlling an electrical transmission connection (30) between first and second AC voltage buses (411, 421) that are connected respectively to first and second alternating voltage zones (1, 2) of an ...  
WO/2023/070224A1
A modular multilevel AC-AC converter is provided which allows for the direct conversion of AC power between different voltage levels using half-bridge submodules. The converter has a partial power processing topology that exploits intern...  
WO/2023/072751A1
A power conversion system configured to provide electrical power conversion is provided. The system comprises a first power converter (10) comprising power electronic switches of a first type that are switchable to provide electric power...  
WO/2023/075602A1
The present disclosure relates to a power module, a multi-port power converter and an energy system comprising the same. A power module according to the present disclosure comprises a first module port configured to be electrically conne...  
WO/2023/066837A1
The invention relates to a method for controlling an intermediate circuit voltage at an intermediate circuit capacitor of a drive machine, wherein the method comprises the following steps: detecting an actual voltage value applied at the...  
WO/2023/063830A1
Onboard medium-voltage vessel electric charging apparatus (10) and method for onboard medium-voltage charging enabling compensating for voltage variations of at least one energy storage device (60) during charging thereof. The onboard me...  
WO/2023/062943A1
Provided is a bi-directional switch having: a first silicon carbide transistor; a first diode provided in series with the first silicon carbide transistor, the first diode having a lower on voltage at the rated current of the bi-directio...  
WO/2023/056772A1
Disclosed are a power supply switching method and apparatus, and a multi-power supply system. The method is applied to a multi-power supply system which comprises an alternating-current power supply, a direct-current power supply and an ...  
WO/2023/059271A1
The invention relates to a power and control circuit for an induction hob comprising a power circuit (18) including at least one inverter (44) (46) (48) (50) (52) (54) (60) (62) (66) coupled with the control circuit (14); an upper switch...  
WO/2023/052400A1
A power supply circuit for supplying a load, which may be a SMA component or a piezoelectric component, may use short high-voltage pulses to achieve fast heating of the load and, in order to comply with functional requirements, the SMA o...  
WO/2023/035087A1
The present invention relates to the field of electronics, specifically to the field of equipment for converting an AC or DC input into an AC or DC output, and in particular, provides a switching cell for a power converter device, charac...  
WO/2023/022660A1
A power controller circuit comprises a controller and a bi-directional switching assembly coupled to a sensor configured to sense at least one energy parameter of an energy flowing through the bi-directional switching assembly. The bi-di...  
WO/2023/011051A1
A test system and method for a power conversion apparatus, and a storage medium, belonging to the technical field of aging tests. A power supply grid is connected to an alternating-current end of a first power conversion apparatus, the p...  
WO/2023/014580A1
In an embodiment, a power module may include: a plurality of first stages, each having an H-bridge to receive an incoming AC voltage at a first frequency and rectify the incoming AC voltage to a DC voltage; a plurality of DC buses, each ...  
WO/2023/006749A1
The invention relates to an electric drive system (1) for a vehicle, comprising: - a first three-phase electric machine (5) and a second three-phase electric machine (6) for driving at least one drive axle (4) of the vehicle; - an electr...  
WO/2023/007506A1
The present subject matter disclosed herein relates to an electric limiter device (10) to supply electric power to a load, comprising an input circuit comprising a porcelain fuse (01) for receiving input high voltage primary supply from ...  
WO/2023/006949A1
The invention relates to a converter circuit (10) for generating an isolated DC voltage (uout), having: a switchable input converter (30), a switchable resonant circuit converter (40), an m-phase transformer (50), and a rectifier bridge ...  
WO/2023/286197A1
A power conversion device (100) is provided with a converter (3), an inverter (5), and a control circuit (7) for controlling the converter and the inverter. The control circuit (7) generates a first control signal (s3) for controlling th...  
WO/2023/280108A1
The present application relates to the technical field of device control. Provided are a voltage control circuit applicable to a frequency inversion device, and a frequency inversion device. The circuit comprises: a voltage output unit, ...  
WO/2023/272349A1
A two-wire trailing edge dimmer circuit arrangement including a voltage comparator, a low pass filter arrangement that removes high frequency ripple injection signals and a reference voltage arrangement. The voltage comparator is adapted...  
WO/2023/274999A1
The invention relates to an electric power supply system, designed to supply power to a plurality of separate loads (8A, 8B, 8C) from an AC source (4), comprising at least two single-phase or multiphase electrical transformers (6A, 6B, 6...  
WO/2023/277726A1
The claimed invention relates to systems and methods for controlling the consumption of resources. The proposed system and method can be used in businesses in order to organize remote monitoring of the parameters of connected equipment, ...  
WO/2023/272512A1
The present disclosure relates to a switching control method for a three-level flying-capacitor converter. When the current input voltage of a three-level flying-capacitor converter is lower than a predetermined proportion of the maximum...  
WO/2023/272809A1
Disclosed in the present invention is an ACAC alternating-current power supply module for a railway signal power supply panel. The ACAC alternating-current power supply module comprises a PFC module, a DCDC module and an inverter module,...  
WO/2023/272738A1
A coreless power transformer (100) comprises: a primary winding comprising a first planar coil (201) arranged on a PCB layer (101) and a second planar coil (202) arranged on a PCB layer (102), and configured to receive power from a power...  
WO/2022/267473A1
The invention relates to a high-power density, long-life and high-frequency pulse AC power supply. The power supply comprises a high-frequency pulse alternating-current power supply body, a replaceable plug-in base, a power distribution ...  
WO/2022/257952A1
An electronic device (10) and a variable frequency control system using the electronic device (10). The electronic device may comprise: a shielding layer (102), which is inserted between a current outflow terminal (201) of a switching de...  
WO/2022/258265A1
The invention relates to a charging current method (1) for limiting a charging current (IL) in a DC voltage circuit (2), wherein the charging current (IL) is conducted from an electric supply grid (4) into the DC voltage circuit (2) via ...  
WO/2022/245452A1
A motor drive receives a position feedback signal from an encoder operatively connected to the motor. The motor drive executes a speed regulator module on a first periodic interval to achieve desired operation of the motor, and the motor...  
WO/2022/235554A1
A switched-mode neutral forming device is provided herein and comprises one or more windings coupled to (i) a plurality of line terminals via a plurality of switches and (ii) a neutral terminal, wherein each switch of the plurality of sw...  
WO/2022/229065A1
A control system configured to control the switching of taps (25-27) of an on-load tap changer (30) provided on an electric power transformer (20) is provided. The on-load tap changer (30) comprises switches (32) that are controllable to...  
WO/2022/221906A1
The invention relates to a method of controlling an electrical power regulating system having a plurality of inverters connected in parallel, the inverters being connected to a common DC supply and live and neutral connections of a power...  
WO/2022/223519A1
A method for controlling an energy conversion system (20) is provided. The system comprises a rotating electrical machine (22), a machine-side converter (24), a DC-link (26) and a grid-side converter (28). The method comprises modulating...  
WO/2022/217566A1
A controller for controlling a GaN-based semiconductor device. The controller is configured to receive a current sensing signal VCS which is indicative of a drain-to-source current of the GaN-based semiconductor device and generate a con...  

Matches 51 - 100 out of 5,806