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WO/2024/080038A1 |
This transistor (10) is used in electric power conversion in a single direction or in two directions, the transistor comprising: a plurality of electromagnetic cores; a first winding (21) that is connected to a primary-side circuit (41);...
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WO/2024/056382A1 |
The invention relates to a coil assembly (20) for a power voltage transformer (100), wherein the coil assembly (20) comprises two identical high-voltage coils (10) connected in parallel, and each high-voltage coil is constructed as a tra...
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WO/2024/052186A1 |
The invention relates to a vehicle charging device (2) for inductively charging an energy accumulator (7) of a vehicle (1), the vehicle charging device (2) comprising an interface (5) for receiving electric power, a first section compris...
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WO/2024/042637A1 |
This transformer (100) comprises: a bobbin (30) that extends in a winding axis direction; a first coil (11); a second coil (12); an interlayer tape (50); and one or more creepage surface tapes (60). The first coil (11) is wound inside am...
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WO/2024/021539A1 |
Disclosed in the present invention is a fractional-turn planar transformer, and a converter. In the fractional-turn planar transformer, circuit structures are provided between two adjacent sections of secondary winding on a first surface...
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WO/2024/010435A1 |
The present invention relates to a non-rotating electric power conversion device configured to improve electric power conversion efficiency. The non-rotating electric power conversion device according to the present invention is configur...
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WO/2024/010434A1 |
The present invention relates to a non-rotating power conversion device configured to enhance power conversion efficiency. The non-rotating power conversion device according to the present invention is a non-rotating power conversion dev...
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WO/2023/248580A1 |
In the present invention, a vector potential coil 11 is a vector potential coil constituting a solenoid coil extending along a curved coil axis. Inside the solenoid coil, a ferromagnetic body member 11A extends along the coil axis. A pow...
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WO/2023/237700A1 |
A transformer (200) comprising a core (201), such as, for example, a single-phase core, that comprises a plurality of wound limbs (205a, 205b), primary and secondary concentric windings (202, 204, 212, 214) formed on each limb of the plu...
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WO/2023/229057A1 |
An active power transformer for controlling non-uniform voltage, of the present invention, comprises a plurality of zigzag wiring parts that are symmetrically-structured and are connected to a power source system having three-phase wirin...
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WO/2023/218510A1 |
Provided are: a low-profile transformer which is equipped with a plurality of cylindrical secondary coils and is capable of being more compact and having a lower product height in comparison to the prior art; and a method for producing t...
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WO/2023/217433A1 |
The present disclosure relates to a system (10) comprising a transformer (12) which comprises at least one first winding (18) wound around at least one core (14) and at least one second (19) winding wound around the at least one first wi...
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WO/2023/210317A1 |
This circuit board comprises a core, a base insulation layer, a first and a second coil part, and first through fourth wiring. The core is formed of a magnetic material and has a thickness of 10 μm to 300 μm. The base insulation layer ...
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WO/2023/203016A1 |
The invention relates to a magnetic coupling device (1) for connecting to each other first and second circuits (2, 3). The magnetic coupling device (1) comprises: respective first and second sets (10, 20) of first and second coils (12a, ...
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WO/2023/198387A1 |
A ring-core transformer, in particular having a toroidal ring core, wherein the transformer has a ring winding, in particular wherein the ring axis of the ring winding is oriented coaxially to the ring axis of the ring core, wherein the ...
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WO/2023/200062A1 |
The present invention relates to a sub-module for a single packaging type semiconductor transformer with excellent insulation and induction heating prevention performance, which can increase insulation performance by securing a separatio...
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WO/2023/200063A1 |
The present invention relates to a submodule for a single packaging type semiconductor transformer with reduced partial discharge and excellent insulation performance, wherein the submodule may secure a separation distance between a high...
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WO/2023/188588A1 |
A coupled inductor (1) comprises: a magnetic body (10); a conductor (20) at least partially provided in the magnetic body (10); and a conductor (30) that is at least partially provided in the magnetic body (10) and that is coupled with t...
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WO/2023/188028A1 |
Provided is a surface mount coil component (surface mount transformer 1) comprising: a winding wire (3) with a lead portion (3a); an insulating bobbin (2) with a winding shaft portion for the winding wire (3); a plurality of mounting ter...
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WO/2023/176662A1 |
This insulating chip comprises: a first unit; and a second unit disposed on the first unit. The first unit includes: a first element insulating layer having a first element rear surface and a first element front surface; a first insulati...
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WO/2023/171136A1 |
The present disclosure provides a transformer in which, as a bobbin-less transformer not using a bobbin, winding variation of windings and variation in leakage inductance are reduced and the reliability is improved. A transformer (206) c...
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WO/2023/166913A1 |
This transformer comprises: an iron core including an iron core body; a first main winding; a second main winding; a first detection winding; and a second detection winding. The iron core body has: a first through-hole and a second throu...
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WO/2023/160231A1 |
A core-type controllable reactor provided by the present application, comprising phase A, phase B and phase C. Iron core columns of each phase are wound with a first winding, a second winding and a third winding, wherein the second windi...
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WO/2023/162509A1 |
A magnetic component according to an embodiment of the present invention comprises: a first substrate portion and a second substrate portion facing each other; a magnetic core that is provided on a surface of the second substrate portion...
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WO/2023/157656A1 |
A copper plate 11a forming a primary-side unit coil 11 includes a body portion 12, a first terminal portion 14, and a second terminal portion 15. A first insulation sheet 71 includes a first insulation portion 71a and a second insulation...
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WO/2023/157657A1 |
A primary side coil 10 includes a first unit circuit 16 and a second unit circuit 17. The first unit circuit 16 includes a first external terminal 71 formed from a plate-shaped conductive member. The second unit circuit 17 includes a sec...
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WO/2023/107576A9 |
MotorTransformer device functioning as a Motor or an Isolation Transformer, and Integrated Powertrain System (IPS) for Electric Vehicle (EV). IPS includes a Matrix Converter to bidirectionally convert grid low frequencies (50/60 Hz) into...
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WO/2023/157562A1 |
Provided are: a power conversion device that comprises a magnetically coupled inductor and that can handle both a three-phase A/C power source and a single-phase A/C power source; and an on-board charger. A three-phase/single-phase switc...
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WO/2023/153634A1 |
A power supply according to an embodiment comprises: a substrate; a switching unit disposed on the substrate and alternately switching input direct current power so as to convert same into alternating current power; a transformer dispose...
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WO/2023/154233A1 |
A balun transformer for use in powering an electrode coil of a semiconductor chamber is provided. In one example, the balun transformer includes a primary coil having a primary winding between a primary first end and a primary second end...
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WO/2023/148177A1 |
The present invention relates to an integrated magnetic device (10) comprising at least three coils (11, 12, 13), each formed by at least one winding (111, 112, 113, 111', 112', 113') around a ferrite column (121, 122, 123), the coils (1...
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WO/2023/144194A1 |
A three phase transformer apparatus for a three phase electrical power transformation system is provided. For each phase of the three phase transformer apparatus the three phase transformer apparatus comprises: an upper core limb having ...
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WO/2023/123223A1 |
Disclosed are an integrated magnetic assembly and a magnetic core assembly. The integrated magnetic assembly includes a transformer and an inductor, which share a common magnetic core assembly having first, second and third columns. Prim...
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WO/2023/104654A1 |
Power control apparatus for modulating electrical power signals and methods for modulating electrical power signals are discussed. In one example, a power control apparatus comprises a magnetic core comprising a first limb and a second l...
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WO/2023/099047A1 |
A transformer system (1) for a direct current converter system (20) comprises a plurality of windings (4a, 4b, 4c, 5a, 5b, 5c) for three electrical phases (3a, 3b, 3c), the windings (4a, 4b, 4c, 5a, 5b, 5c) being electrically connected t...
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WO/2023/092628A1 |
Disclosed is a 35 kV dry-type single-phase combined test transformer, comprising four single-phase transformers, wherein a double-leg iron core comprising two iron core legs is arranged in each single-phase transformer, a high-voltage co...
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WO/2023/084852A1 |
In order to provide a circuit capable of accurately inspecting the number of coil windings, even for a transformer having a high winding ratio, this transformer winding number inspection circuit (1) is configured to be capable of in-phas...
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WO/2023/079003A1 |
A method for obtaining an improved transformer design for a power plant, comprises the steps of defining one or more critical temperatures (θhwnormal, θhwcontingency, θh, θo) in the operation of the transformer, determining a limit (...
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WO/2023/077247A1 |
The present invention relates to a passive stabiliser capable of attracting residual currents from the neutral before they reach the transformer, thereby preventing faults generated by current "returns" between the single-phase loads and...
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WO/2023/073203A1 |
Cores for electromagnetic devices are discussed. In one example, a core comprises three arc-shaped limbs. Each limb has a first end and a second end, and is arranged around a central axis. The first ends of the limbs are mutually connect...
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WO/2023/074799A1 |
Provided are: an on-board transformer with excellent tracking resistance; and a production method thereof. The on-board transformer contains at least one resin molded body. The resin molded body contains a polyarylene sulfide resin and...
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WO/2023/075258A1 |
Disclosed is a power distribution system control system comprising: power distribution lines for supplying power to customers; a main transformer unit which is installed in the middle of the power distribution lines and is a multi-windin...
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WO/2023/075260A1 |
The present invention relates to a smart transformer connected between different distribution lines to control a power flow, and a distribution system control system employing same. Disclosed is a technique capable of supplying stable po...
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WO/2023/053479A1 |
This reactor is equipped with a core comprising a plurality of electromagnetic steel plates layered in the thickness direction, and a coil comprising wire wound around the core. The electromagnetic steel plates include: a pair of outer c...
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WO/2023/054593A1 |
This reactor is provided with: a core comprising a plurality of electromagnetic steel plates laminated in the thickness direction; and, a coil comprising wire wound around the core. The electromagnetic steel plate has: a pair of outer co...
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WO/2023/042256A1 |
This stationary inductor comprises an iron core (1), a first coil (20) wound around a main leg portion (1m) of the iron core, a second coil (30) which is separated from the first coil (20) and is wound around the main leg portion (1m), a...
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WO/2023/007857A1 |
A central part (11) has a hollow part (11a) that extends in a forward/backward direction. A conductive wire (12) is wound about the central part (11). A first core and a second core are formed of a material including a magnetic substance...
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WO/2022/270818A1 |
The present invention relates to a bipolar power conversion device using a zig-zag transformer with respect to a cathode of a DC power source provided from a direct current distribution system, so as to enable independent power control o...
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WO/2022/270297A1 |
A core component (40) includes a first core (41), a second core (42), and a coupling member (43) each made of a magnetic body. The coupling member (43) is an integrally molded body composed of a first section (431), a second section (432...
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WO/2022/253517A1 |
The invention relates to a pressing device (11) for uniformly pressing windings of an active part (1) of a power transformer, said pressing device having pressing units (12) that are arranged one above the other and connected together, t...
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