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WO/2023/007780A1 |
The converter device for converting power from an AC power source into DC power through a converter circuit comprises: a load determination unit that determines which of a low-load operation and a high-load operation the operation state ...
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WO/2023/005489A1 |
Disclosed are a switch power amplifier, a control method therefor, and a control system thereof. An output capacitor of a BUCK circuit acts as an energy buffer link to balance unbalanced energy at an input side and an output side. In add...
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WO/2023/006272A1 |
A system includes a controller for a DC to AC inverter including a processor configured to execute instructions to perform operations including: generating a first pulse for a first phase of a center-aligned PWM signal to alternately act...
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WO/2023/008082A1 |
In the present invention, an acquisition unit acquires traveling data of an electric mobile body. A prediction unit predicts an aging failure of an electric machine conversion unit including a motor for driving a drive wheel of the elect...
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WO/2023/006371A1 |
The application describes a DC bus bar (13) for electrically connecting to a DC link of a power converter, comprising a first and a second positive bar (3) and a first and a second negative bar (4), the positive and negative bars (3, 4) ...
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WO/2023/005594A1 |
Disclosed is an air conditioner, comprising: a rectification circuit, an input end of which is connected to an alternating-current power source; a PFC circuit, an input end of which is connected to an output end of the rectification circ...
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WO/2023/007643A1 |
This busbar module is disposed across a plurality of housings and distributes DC power to smoothing capacitors and power conversion units. The busbar module comprises a first conductor and a second conductor. The first conductor is appli...
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WO/2023/009652A1 |
Disclosed are implementations that include a power converter system and method including an N-phase power converter stage having to an alternating current (AC) side and a direct current (DC) side, with N > 1. The system and method furthe...
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WO/2023/007619A1 |
The present invention comprises: a non-boosting rectifier circuit (210) that converts a first alternating-current voltage into a direct-current voltage; a reactor (220) connected to the rectifier circuit (210); a capacitor (230) that smo...
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WO/2023/006370A1 |
The invention relates to a method for operating an inverter (100) with a DC input and an AC output. The DC input can be connected to a DC source (10), bridge branches (125) of a bridge circuit (110) are connected to the AC output via pow...
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WO/2023/008197A1 |
A case (1) for housing a dynamo-electric machine (2) and an inverter device (INV) is provided with an inflow port (11) into which a cooling liquid flows and a distribution path (4) through which the cooling liquid is distributed. The dis...
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WO/2023/006726A1 |
The invention relates to an electrical drive system (1) for a vehicle (2), having - a switching apparatus (6) which has: - a first switching state in which a charging connection (7) is directly connected to an electrical energy store of ...
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WO/2023/005270A1 |
Disclosed are a switched capacitor resonant voltage-multiplying rectifier converter, and a control method and a control system thereof. The connection between an active sub-module, positive modules, negative modules, and resonant branche...
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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 ...
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WO/2023/009651A1 |
Disclosed are implementations that include a non-isolated power converter system comprising a filter including an inductor and a capacitor. The inductor of the filter includes a core portion and a winding portion. The core portion may in...
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WO/2023/009201A1 |
An energy storage system can include a battery, a power converter comprising a first plurality of switching devices coupled to the battery and a second plurality of switching devices coupled between the first plurality of switching devic...
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WO/2023/005645A1 |
A voltage conversion circuit, a control method, a power supply device (1200), and a storage medium. A first capacitor (C1) is provided between a first common terminal (106) and a second common terminal (107), so that the first capacitor ...
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WO/2023/005504A1 |
Provided are a receiving circuit (200), a chip (800), an electronic device, a charging system, and a charging method. The receiving circuit (200) comprises: a wireless receiving module (210) used for receiving an electromagnetic signal a...
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WO/2023/009649A1 |
Disclosed are implementations that include a power converter system including a non-isolated N-phase DC/AC power converter, for N ≥ 1, with a DC voltage section and an N- phase AC voltage section, with the power converter including ene...
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WO/2023/008077A1 |
This uninterruptible power supply device comprises a housing including a front plate having an intake port, and a rear plate having an exhaust port, a fan which includes a motor portion and a blade and which is disposed in the vicinity o...
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WO/2023/001365A1 |
The invention relates to an operating method for an inverter (2) which is connected on the AC side to an AC power supply network (15), in which method measurement variables detected by the inverter (2) in its interior are monitored and c...
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WO/2023/003055A1 |
The present invention relates to an image display device. An image display device according to an embodiment of the present invention comprises a display and a power supply unit for supplying a drive voltage to the display, wherein the p...
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WO/2023/002623A1 |
This electric power converting device comprises a filter unit including a first magnetic body core having a through hole, a positive electrode bus bar and a negative electrode bus bar which are inserted through the through hole in the fi...
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WO/2023/002937A1 |
Provided is a compact, inexpensive inverter device that is capable of suppressing common mode noise while ensuring a wide operation range. The inverter device 1 comprises: an inverter circuit 28 that applies, to a motor 8, phase voltage ...
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WO/2023/002559A1 |
A DC power source device (100) comprises: a rectification circuit (2); a reactor (3); a charging unit (4); a charge storage unit (6); and a control unit (10). The charge storage unit (6) has first and second capacitors (6a, 6b) that are ...
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WO/2023/001995A1 |
The invention relates to a switching system comprising a switching arm (202, 204) comprising a high-side switch (202) and a low-side switch (204), each switch (202, 204) having an input terminal (D), an output terminal (S) and a control ...
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WO/2023/002936A1 |
Provided is an inverter device capable of driving a motor within a wide operation range while realizing cancelation of common mode noise as much as possible by offsetting a change in a phase voltage by changes in other phase voltages. A ...
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WO/2023/002628A1 |
This heat exchanger has an inner fin that has heat conductivity and is disposed inside a flat path, wherein: the inner fin is formed by a plurality of fin sections, each of which has a protruding shape formed by a top surface section and...
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WO/2023/286329A1 |
This power conversion device comprises: an inverter circuit constituted by a plurality of switching elements; a first capacitor and a second capacitor connected in parallel to the inverter circuit; a control circuit unit that controls th...
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WO/2023/286041A1 |
The invention relates to an electrical converter (104), which comprises: - an inverter (106) designed to provide at least one so-called input AC voltage (VX, VY, VZ) from a so-called input DC voltage (VE); - an AC-to-AC voltage converter...
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WO/2023/286255A1 |
This power conversion device comprises: a semiconductor module in which a semiconductor element is sealed; a driving circuit board on which a driving circuit for driving the semiconductor element is mounted; a control circuit board on wh...
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WO/2023/286189A1 |
A power conversion device according to the present invention comprises a first relay unit, one or more second relay units, and a safety control unit. The first relay unit comprises a first logical processing unit that sends, to an upstre...
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WO/2023/286464A1 |
[Problem] When a protection operation is simply cancelled in accordance with the resolution of a short-circuit, there is a risk that the short-circuit could occur again and cause device breakdown. [Solution] Provided is a control device ...
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WO/2023/285024A1 |
A three-phase power converter uses a smoothed discontinuous pulse width modulation reference voltage signal and a proportional or proportional resonant controller to apply a negative current feedback to the reference voltage signal.
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WO/2023/287010A1 |
A multilevel converter is disclosed. The multilevel converter may include: a n-th sub-module; a (n+1)th sub-module; and a ripple removing part for magnetically coupling the consecutive n-th sub-module and (n+1)th sub-module which are con...
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WO/2023/285446A1 |
A power converter (11, 11a, 11b) is disclosed, which comprises a capacitor arrangement (10, 10a..10c) with a plurality of caseless capacitor cells (1a..1l) each comprising a film capacitor element (2) with a wound metallized plastic film...
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WO/2023/286627A1 |
In relation to a power converting device that employs a multi-gate semiconductor element, in order to restrict an increase in device size due to increased wiring, and to enable switching of the multi-gate semiconductor element to be stop...
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WO/2023/287424A1 |
A multilevel converter (300, 310) includes a plurality of power cells (302, 304) receiving power from a source and supplying power to multiple output phases (U, V, W), wherein each output phase (U, V, W) includes a high voltage power cel...
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WO/2023/285234A1 |
A power module is described comprising: a plurality of DC terminals at a first end of the power module for receiving a DC input, wherein the plurality of DC terminals comprise one or more positive DC terminals and one or more negative DC...
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WO/2023/286564A1 |
A power conversion device (2) comprises: a conversion circuit (30) that has switching elements, converts a direct-current voltage output from a direct-current power source (10) to a prescribed voltage by switching of the switching elemen...
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WO/2023/286328A1 |
This power conversion device comprises: a inverter circuit; an AC conductor; a magnetic sensor that detects magnetism generated when an AC current flows; first and second magnetic bodies opposing to each other with the AC conductor and t...
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WO/2023/286904A1 |
The present disclosure provides an induction heating type cooktop capable of heating both a magnetic body and a non-magnetic body with only a single coil and a capacitor without a separate switching structure. The induction heating type ...
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WO/2023/288235A1 |
A multilink power converter with reduced winding voltage is disclosed, as well as various applications. In the disclosed embodiments, multiple primary switch modules have their inputs connected in series while using a single transformer ...
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WO/2023/286479A1 |
A power conversion device comprising: a housing having an accommodating space formed therein; a base substrate fixed onto an inner surface of the housing so that the accommodating space is partitioned into a first space on a first side a...
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WO/2023/283725A1 |
There is described a power converter for transforming electrical power between direct current (DC) power and alternating current (AC) power. The power converter has a first stage comprising a first branch having a first pair of series-co...
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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...
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WO/2023/286257A1 |
This power conversion device comprises: a semiconductor module in which a semiconductor element is sealed; a circuit board on which a driving circuit is mounted that drives the semiconductor element via a control terminal of the semicond...
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WO/2023/280332A1 |
Circuit wiring arrangement of a monophasic stimulator for transcranial magnetic stimulation, which comprises a stimulation capacitor (C1l) connected via a switch (S) and a limiting means (Rp) to a source (U) of a stimulation energy, whil...
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WO/2023/279196A1 |
A dynamically-reconfigurable power converter includes a controller circuit and switching circuitry. The switching circuitry includes a first set of nodes electrically connectable to terminals of an energy storage device, a second set of ...
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WO/2023/283260A1 |
Example embodiments of systems, devices, and methods are provided herein for energy systems having multiple modules arranged in cascaded fashion for storing power from one or more photovoltaic sources. Each module includes an energy sour...
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