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Matches 701 - 750 out of 91,691

Document Document Title
WO/2019/026162A1
This power conversion device is provided with: a housing case having a first surface and a second surface on the side opposite the first surface; a first electronic component, which is a first heat generation source, disposed in a first ...  
WO/2019/026492A1
A power conversion device, provided with: a first inverter 100A; a second inverter 100B; a first control circuit and second control circuit 410A, 410B for controlling the first and second inverters; and a drive circuit 440 for supplying ...  
WO/2019/026337A1
Provided is a power conversion device provided with: semiconductor switching elements on the P-side and N-side for each performing switching control in accordance with a mode of energizing a P-terminal and an N-terminal; diodes each conn...  
WO/2019/026493A1
A power conversion device 1000 comprises: a first inverter 100A; a second inverter 100B; a drive circuit 440 for applying, to a low-side switch element of the first inverter, a control signal for turning on the low-side switch element wh...  
WO/2019/026712A1
[Problem] To suppress the deterioration of a smoothing capacitor provided in a power supply device of a driving device. [Solution] According to the present invention, a driving device 100 is provided with an output unit 13, an input unit...  
WO/2019/024999A1
The invention is concerned with a first voltage source converter (14) and converter station (10) comprising such a first voltage source converter (14) as well as to a method and computer program product for controlling the first voltage ...  
WO/2019/021582A1
Provided is an electric circuit device with which an increase in productivity and an improvement in water-tightness can be achieved. The electric circuit device is provided with a case having a recess in which a seal material is containe...  
WO/2019/021479A1
An inverter device (100) is provided with: a converter unit (11) for converting an AC voltage to a DC voltage; a smoothing capacitor (12) for smoothing the DC voltage output by the converter unit; an inverter unit (13) for converting the...  
WO/2019/021547A1
Provided is a multi-level inverter control device capable of reducing loss related to switching elements in maximum-current phase at zero frequency or in a very low speed domain. The multi-level inverter control device comprises: a maxim...  
WO/2019/021509A1
A power supply circuit unit 15 receives AC power and generates an internal power supply, said AC power having been inputted via a power supply plug 101. An interface control unit 30 is connected to an operation unit 32, and runs by recei...  
WO/2019/021731A1
A semiconductor module (10), wherein a plurality of switching elements (12, 13, 34) are connected in parallel. First current pathways (25, 26) are formed between a first main terminal (21) and each first main electrode (14b), and second ...  
WO/2019/020186A1
The invention relates to a converter arrangement (1) having a converter phase (2), which extends between a first and a second DC voltage pole (3, 4), wherein the converter phase comprises an AC voltage terminal (10) and a first converter...  
WO/2019/021517A1
Provided is a technique with which a highly efficient and reliable inverter concept (HERIC) circuit can be controlled more efficiently. A control unit 30 controls each SW element of a HERIC circuit 12 so that: a SW element UL and a SW el...  
WO/2019/021532A1
In the present invention, P-pole and N-pole thin-plate-shaped busbars, formed to stand in a direction perpendicular to an attachment surface of a 2in1 power semiconductor module, are adjacently attached to said power semiconductor module...  
WO/2019/021508A1
A household electrical appliance 100 comprises a power supply circuit unit 15, a power supply detection unit 18, an actuator drive unit 17, and a power supply unit switch 16. In step S102, a standby mode is implemented, and thus the powe...  
WO/2019/021602A1
This switching power supply device 1 is provided with: a switching circuit 7 that is equipped with first switching elements Q1-Q4; a rectification circuit 8 that is equipped with second switching elements Q5, Q6; a smoothing circuit 9; a...  
WO/2019/022745A1
A static synchronous compensator includes at least one converter pole for producing a first phase of an AC voltage waveform having a fundamental cycle. The first phase of the AC voltage waveform includes alternating converter pole chargi...  
WO/2019/022148A1
Provided is an electric brake device with which a switch power supply can be reliably charged and caused to operate rapidly when a brake operation next occurs, and with which no-load noise and vibration can be improved. The electric brak...  
WO/2019/020839A1
The invention relates to a photovoltaic inverter of up to 1500 V for outdoor use and without air filters, comprising at least four independent units of up to 800 kW of power in order to achieve an output power of up to 3200 kW, a system ...  
WO/2019/021128A1
The invention relates to a load dump for example for connection to a dynamic brake resistor and is especially useful when several motor drives and motors are operating together, are interconnected in one system. A load dump for connectio...  
WO/2019/020312A1
The invention relates to a current converter unit (303) for high-voltage direct-current (HVDC) transmission, comprising a first converter (315) and a second converter (318). A first direct-current terminal (364) of the first converter (3...  
WO/2019/019925A1
Disclosed in embodiments of the present invention are a control method and device for an alternating-current and direct-current conversion circuit, and a computer storage medium. The alternating-current and direct-current conversion circ...  
WO/2019/023379A1
An electrical combination, a motorized device system, a motor assembly, a battery pack, and operating methods. The combination may include an electrical device including a device housing, a load supported by the device housing, the load ...  
WO/2019/019555A1
A dual-loop predictive control-based switching type control method, relating to the fields of power electronic conversion technology and industrial control. The method is based on dual-loop predictive control, and dead-beat control is us...  
WO/2019/020195A1
The invention relates to a current converter unit (303) for high-voltage direct-current (HVDC) transmission, comprising a first converter (315). A first direct-current terminal (327) of the first converter (315) is connected to a first c...  
WO/2019/020215A1
The present invention relates to a method for recharging a stored energy source (102) used for actuating a power semiconductor switch (100), the stored energy source (102) and the power semiconductor switch (100) being at the same potent...  
WO/2019/021647A1
Provided is a power conversion device equipped with a plurality of drive units and capable of continuing to drive a motor when abnormality occurs. The power conversion device 1000 is provided with: a first inverter 120 connected to one e...  
WO/2019/021127A1
A torque ripple reduction device for an induction motor comprises: a sensor adapted to be connected to a motor to be driven. The device is configured with at least one characteristic of the motor. The sensor provides an input current sig...  
WO/2019/017139A1
A power supply device according to the present embodiment is provided with: a booster circuit which has a boosting switch and a synchronous rectification switch and boosts a voltage supplied from a DC power supply to output the boosted v...  
WO/2019/016867A1
This power conditioner is provided with: an inverter circuit which converts, into an AC voltage, a DC voltage input from a positive electrode input terminal and a negative electrode input terminal; a voltage division circuit having one e...  
WO/2019/017222A1
Provided are a diagnosis device for diagnosing the state of a rotary machine system, a power conversion device, the rotary machine system, and a diagnosis method for the rotary machine system. This rotary machine system is configured suc...  
WO/2019/017373A1
Provided are a plurality of active filter devices (41, 42, 43), outputs of which are connected to a harmonic wave generation loader (2) and which can generate compensation current for performing at least one among a reduction in harmonic...  
WO/2019/016929A1
This power converter (1) is provided with: a semiconductor module (10) having a first semiconductor element (A1) and a second semiconductor element (B1) that are connected in series; and a multilayer substrate (30) that has a first wire ...  
WO/2019/017672A1
The present invention pertains to an image display apparatus. The image display apparatus according to an embodiment of the present invention comprises: a display which includes a first electrode and a second electrode for receiving wire...  
WO/2019/016990A1
The present invention comprises: a power supply input unit (11) connectable to an alternating-current power supply (1) having a fluctuating power supply frequency; a rectifier unit (12) for rectifying an alternating-current voltage that ...  
WO/2019/015624A1
An apparatus includes a first switch and a first capacitor connected in series between a first voltage bus and a second voltage bus, a second capacitor and a second switch connected in series between the first voltage bus and the second ...  
WO/2019/017361A1
According to the present invention, a switch controller (40) of a resonance inverter calculates a DUTY ratio of bridge circuit switches (Q1-Q4) and controls an operation. A lower arm DUTY ratio calculator (51) calculates a lower arm DUTY...  
WO/2019/016949A1
Provided is a power conversion device equipped with an arm fuse blow-out detection means that detects, without the use of a microswitch, an arm fuse blow-out from the ripple current generated when an arm fuse blow-out occurs. The present...  
WO/2019/015822A1
The invention relates to an electrical energy production system (10), comprising: a diesel engine (1) that is functionally coupled to a three-phase current generator device (2), the generator device (2) being functionally coupled to an e...  
WO/2019/017119A1
According to the present invention, while suppressing an increase in a circuit scale, the disconnection of a reflux path through which a reflux current flows is detected. A battery monitoring device 3 is provided with: switching circuits...  
WO/2019/014930A1
A power rectifier and a radio communication device. The power rectifier comprises: a an input end of a first dynamic power distribution module receives the output power of an alternating current source, where: the first dynamic power dis...  
WO/2019/015777A1
The invention relates to an arrangement (1) comprising an asynchronous machine (5), which, in generator operation, is configured to feed electric power into an AC network (4). According to the invention, the asynchronous machine can be d...  
WO/2019/016991A1
A control unit (31) of each power conversion device (21) in a power conversion system controls a switching element unit (3) on the basis of a detection value of a reactor current that flows to a filter reactor (4), a detection value of a...  
WO/2019/012731A1
Provided is a technology of eliminating performance deterioration of a solar cell due to PID. A DC-DC converter (31) is provided with: a positive-side capacitor (C2) connected to a positive electrode-side output end; a negative-side capa...  
WO/2019/012725A1
In a configuration in which a plurality of power conversion units each equipped with a power converter for performing power conversion between a power supply and a load are multiplexed in parallel, at least one of the plurality of power ...  
WO/2019/014682A1
A power supply system comprises a primary regulation system, a secondary regulation system, and a controller. The primary regulation system comprises a primary transformer and a primary tap switch array. The secondary regulation system c...  
WO/2019/012835A1
This power supply device has a first switching circuit, a second switching circuit, and a control circuit. The first switching circuit is housed in a first space, and is insulated from the outside. The second switching circuit is housed ...  
WO/2019/013905A1
A system includes a voltage converter and a controller for controlling the operation of the voltage converter. The voltage converter includes a plurality of legs, wherein each leg includes a first and a second set of silicon (Si)-based p...  
WO/2019/012939A1
The DC-DC converter according to one embodiment is provided with: a switching element brought into either a first state in which a first node on the low potential side and a second node on the high potential side are electrically connect...  
WO/2019/012830A1
Provided are a power generation device and a power generation system with which the amplification of harmonic current due to resonance can be suppressed while preventing a decrease in power generation efficiency. The power generation dev...  

Matches 701 - 750 out of 91,691