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WO/2021/011052A1 |
Asymmetric AC to DC autotransformer for turboelectric propulsion, and associated systems and methods are described herein. In one embodiment, an asymmetric AC to DC autotransformer includes: a first coil, a second coil and a third coil o...
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WO/2021/002088A1 |
According to the present invention, power for operating an attached device such as a monitoring means or a cooling means for a stationary induction apparatus is stably and safely supplied at low cost from the stationary induction apparat...
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WO/2020/255662A1 |
Provided is a switched-mode power supply device in which noise is reduced without using a large EMI filter or the like. The switched-mode power supply device 9 is provided with a switching transformer 15 for switching a lower-voltage pow...
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WO/2020/251437A1 |
A method and filter arrangement 400 for limiting distortion in a power supply system420, said filter arrangement 400 being connected to a three-phase power supply device 420 supplying loads RL, said filter arrangement 400 comprising a ph...
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WO/2020/249929A1 |
There is provided an apparatus for pulse charging of a load capacitor, the apparatus comprising: a ferrous cored transformer having a primary winding and a secondary winding; a primary circuit connected to the primary winding; a secondar...
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WO/2020/241190A1 |
The present invention reduces leakage inductance of a transformer. A first coil includes a first end and a second end. A second coil includes a third end and a fourth end. A secondary winding includes a first conductor and a second condu...
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WO/2020/229523A1 |
The invention relates to a high voltage transformer which is designed as a toroidal transformer. Said high voltage transformer comprises a magnetisiable core (310) and a low voltage winding (330) and a high voltage winding (320 surroundi...
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WO/2020/217274A1 |
This cooling structure for a transformer according to an embodiment comprises a coil and a partitioning member. The partitioning member covers the coil in an axial direction on the downstream side in the circulation direction of a refrig...
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WO/2020/217109A1 |
The present invention relates to a traction transformer with a four-limbed core and a plurality of windings. The four limbs of the core are arranged side by side with two main limbs at the center and two side limbs located on the sides o...
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WO/2020/212172A1 |
In the field of high voltage direct current (HVDC) power transmission, a single-phase three- winding converter transformer (22), for connection with a converter (14) in a valve hall (12) of a HVDC converter station (10), comprises a firs...
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WO/2020/204686A1 |
The invention relates to a self-induction transformer, comprising: at least two magnetic circuits (4 and 5) which are connected, and at least three electrical windings (1, 2 and 3): a primary winding (1) which surrounds the exposed part ...
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WO/2020/195275A1 |
According to the present invention, a core (X1) has a rectangular loop shape including a side (A1) to a side (A4). The side (A1) and a side (A3) face each other and a side (A2) and the side (A4) face each other. A winding (w11) is wound ...
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WO/2020/195668A1 |
A planar coil component 10 according to the present disclosure comprises a plurality of insulation layers 50, at least two wiring layers 20, 30, and a magnetic core 40. In the planar coil component in which the insulation layers 50 and t...
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WO/2020/182532A1 |
The application describes an inverter (1) for converting DC voltage from at least one DC voltage source into AC voltage, comprising: - an input (2a) having two input connections for connecting the DC voltage source, - a multiphase output...
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WO/2020/183867A1 |
This electronic component includes: an insulating layer that has a main surface; a passive device that includes a low-voltage pattern formed within the insulating layer and a high-voltage pattern which is formed within the insulating lay...
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WO/2020/183762A1 |
The present invention provides a power conversion device (1) equipped with a circuit board (10), a first magnetic core (8a), and a casing (9). The circuit board (10) includes an insulating base (10s) and a first coil conductor (coil cond...
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WO/2020/152486A3 |
A method for insulating at least one coil of a toroidal transformer, comprising forming an opening (4) in an electrically insulating thermoplastic cup (1) receiving an iron core (8) with a coil for leading through terminals of the coil, ...
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WO/2020/170499A1 |
In the present invention, a primary-side magnetic core 2 has a first winding part 2a on which a primary-side coil 5 is wound and first and second standing parts 2b, 2c which stand up from both ends of the first winding part 2a, and is fo...
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WO/2020/166404A1 |
This inductor (1) comprises an annular magnetic core (11) having a center hole (11h), and a coil (12). The coil (12) has a flat part (121) and a projecting part (122) projecting from the flat part (121). The magnetic core (11) is dispose...
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WO/2020/161388A1 |
An arc suppression coil for a three-phase electric power network comprises a transformer core having three limbs: a first limb, a second limb and a third limb. The transformer core defines an additional path for carrying magnetic flux be...
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WO/2020/152486A2 |
A method for insulating at least one coil of a toroidal transformer, comprising forming an opening (4) in an electrically insulating thermoplastic cup (1) receiving an iron core (8) with a coil for leading through terminals of the coil, ...
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WO/2020/148942A1 |
This stationary induction device comprises: a first iron core; a coil wound around the first iron core; and a second iron core comprising plate-shape magnetic members which have a first surface facing a yoke part of the first iron core, ...
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WO/2020/129376A1 |
This power conversion device comprises a multilayer substrate (100) with a conductive layer forming a primary-side coil and a secondary-side coil of a transformer (TR), and a circuit substrate (200) which is electrically connected to the...
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WO/2020/090577A1 |
According to an embodiment, a stacked core for a stationary induction apparatus (1, 21) is provided in which a joint surface at which a yoke portion (2, 3, 12, 22, 23) and a leg portion (4, 5, 6, 11, 24, 25, 26) are joined includes a pro...
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WO/2020/066562A1 |
A coil device 20 that comprises: a core 30 that is a magnetic body that has a pair of facing walls 32A, 32B that are arranged so as to face and a plurality of first leg parts 40 that protrude toward the sides toward which the facing wall...
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WO/2020/066563A1 |
A coil device 20 that comprises: a core 30 that is a magnetic body that has a pair of facing walls 32A, 32B that are arranged so as to face and a plurality of leg parts 40 that protrude toward the sides toward which the facing walls 32A,...
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WO/2020/053931A1 |
The present invention provides a static inductor in which electrical insulation properties can easily be improved by increasing assembly precision. The static inductor according to the present invention comprises: a steel core; a plurali...
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WO/2020/047589A1 |
The present invention provides methods and apparatus for producing a variable and auto regulated three phase power source from an existing three, two or single phase power supply source. Variability and regulation are achieved by produci...
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WO/2020/035675A1 |
A transformer part (200) including an isolation core casing for a power converter is provided. The transformer part (200) includes a primary winding (202), a secondary winding (204), a magnetic core, a cover (208) and a cup (210). The co...
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WO/2020/034730A1 |
Disclosed in the present application is a planar transformer. The planar transformer comprises: a power source PCB; a magnetic core, the magnetic core being fixed to the power source PCB and being used for forming a closed magnetic path;...
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WO/2020/017257A1 |
This transformer comprises: an iron core including a first yoke, a first leg and a second leg connected to the first yoke, and a second yoke connected to the first leg and the second leg; and fastening fittings that support the iron core...
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WO/2020/017082A1 |
The present invention is provided with: a primary-side core (2a) to which a primary winding (3a) is mounted; a secondary-side core (2b) to which a secondary winding (3b) is mounted; an insulative spacer (5) which is disposed at the oppos...
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WO/2020/003483A1 |
This electronic device comprises: a primary coil 10; a secondary coil 20 which is arranged so as to face the primary coil 10; a primary-side electronic element 110 which is electrically connected to the primary coil 10; and a secondary-s...
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WO/2020/003484A1 |
This magnetic component comprises: a primary coil 10; a secondary coil 20 which is arranged so as to face the primary coil 10; a core 500 which passes through the primary coil 10 and the secondary coil 20; and a coil sealing part 50 whic...
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WO/2020/004054A1 |
This magnetic component (3) provided to an electronic device is equipped with: a coil (4) which comprises a conductor that generates a magnetic flux upon receipt of electric current; cores (5a, 5b) that are each composed of a magnetic bo...
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WO/2020/003552A1 |
A stationary apparatus comprising: a wound core; a coil wound around the wound core; and a magnetic material block comprising laminated layers of magnetic material. The magnetic material block is disposed such that a laminated face of th...
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WO/2020/001811A1 |
A transformer with a ring core and a system for supplying electrical power to a load, wherein the transformer has a primary winding and a secondary winding, which are wound on the ring core, wherein the partial windings are spaced apart ...
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WO/2019/244761A1 |
A coil component (3) is provided with: a coil (4); a core (5a, 5b) disposed so as to cover a winding portion (4a) of the coil (4) and forming a magnetic path of a magnetic flux that links with a winding wire of the coil (4); and a bobbin...
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WO/2019/234453A1 |
A coil of electrically conductive material is provided, the coil comprising a first and second section, the first section having a first plurality of turns and the second section having a second plurality of turns. Both the first plurali...
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WO/2019/235430A1 |
This power conversion device comprises: a housing in which a recessed section is formed; a magnetic component housed in the recessed section of the housing; a heat sink that covers an opening of the recessed section in the housing and is...
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WO/2019/226010A1 |
The present invention relates to a core, a transformer, a power conversion device, and a solar module including the power conversion device. A core according to an embodiment of the present invention comprises: a base; an outer wall form...
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WO/2019/215233A1 |
A magnetic core (1) for an electromagnetic induction device, comprising: a limb (5) made of a grain-oriented material, a yoke (3) made of an amorphous material, and an auxiliary joint member (7) made of grain-oriented material, wherein t...
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WO/2019/215084A1 |
An intermediate yoke for a power transformer with at least three legs, the intermediate yoke comprising a plurality of pre-stacked intermediate yoke modules for being fitted between the adjacent legs, laminated transformer sheets of an i...
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WO/2019/216366A1 |
This circuit structure 10 is provided with: a substrate 20 to which a heat-generating component 11 is mounted and in which through holes 22A, 22B are formed; a heat dissipation member 40 stacked on the substrate 20; and a heat transfer m...
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WO/2019/212257A1 |
The present invention may comprise: a direct current-to-alternating current conversion unit having at least two multi-level converters each converting input direct-current power into alternating-current power; a Scott transformer which o...
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WO/2019/210541A1 |
A transformer and a manufacturing method therefor, and an electromagnetic device, comprising: a substrate (10, 210, 310, 411, 510), a magnetic core (16, 216), an input line layer (24, 31) and a coupling line layer (25, 33), and an electr...
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WO/2019/206706A1 |
The invention relates to a three-phase transformer, having three windings on the primary side and three windings on the secondary side, wherein the winding axes of the pairs of windings that are associated with the same phase coincide, t...
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WO/2019/198843A1 |
The objective of the present invention is to provide a three-phase active harmonic filter that is useful not only in emergencies but also in normal times since the three-phase active harmonic filter can be used in emergencies as an open ...
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WO/2019/198152A1 |
Provided is a pressed powder core 1 that has excellent mechanical properties and has magnetic properties which do not tend to change even when used under a high temperature environment, the pressed powder core 1 comprising a molded body ...
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WO/2019/198259A1 |
Provided is a pressed powder core 1 that has excellent mechanical properties and has magnetic properties which do not tend to change even when used under a high temperature environment, the pressed powder core 1 comprising a molded body ...
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