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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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WO/2019/193917A1 |
A magnetic core according to an embodiment of the present invention is of the type obtained by combining two segments having identical shapes so as to form a closed magnetic path. Each segment is provided with: a base part; a cylindrical...
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WO/2019/185452A1 |
The invention relates to a transformer comprising a first winding (W3) and at least one second winding (W4) on a winding body (9). The winding body (9) comprising a base section (13) equipped with at least one first electric connection (...
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WO/2019/181520A1 |
This static induction electric apparatus is formed by disposing a common winding (LC), a series winding (LS), and a tertiary winding (LT) in a main leg iron core (11). The tertiary winding is divided, and one of divided tertiary windings...
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WO/2019/176082A1 |
A magnetic component according to the present invention comprises: a first coil 10; a first insulation part 60 which is provided on one side of the first coil 10; a second coil 20 which is provided on one side of the first insulation par...
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WO/2019/158967A1 |
The invention relates to a device for amplifying power, the device comprising a torus body, two conducting wires of a circuit connectable to a power source, each wire being wrapped a number of times around the ring of the torus body to f...
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WO/2019/131883A1 |
A welding transformer (10) includes a core (12), and a primary winding (18) and a secondary winding (20) wound alternately around the core (12). The primary winding (18) has a first strip-shaped conductor (40a) with the width direction t...
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WO/2019/127133A1 |
Provided is a transformer (20), comprising a first coil (21) and a second coil (22); said first coil (21) is magnetically coupled to said second coil (22). At least one of the first coil (21) and the second coil (22) comprises a pluralit...
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WO/2019/110314A1 |
The invention relates to the galvanically isolated transmission of electrical power between three voltage systems. For this purpose, a transformer is provided which comprises a total of five windings. The transmission between the individ...
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WO/2019/097574A1 |
Provided is an electric power converter in which an electromagnetic induction device has an inductance value that enables achieving high durability and vibration-proofing performance while allowing the electromagnetic induction device to...
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WO/2019/086179A1 |
Present invention concerns a method (420) and a system for determining a winding (135) geometry (200) for an electrical transformer (100), the transformer (100) having a winding (135) comprising several turns of a conductor (150) and a c...
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WO/2019/087466A1 |
This transformer (1) comprises a first core (13), a first primary coil (11), a first secondary coil (12), and a first insulation member (15). The first secondary coil (12) contains a second conductor (17) wound around the first core (13)...
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WO/2019/087665A1 |
In order to address an overheating problem in an onboard ECU including a boosting control circuit, the purpose of the present invention is to provide a damper attenuation force variable device which includes a mechanism with which, even ...
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WO/2019/082489A1 |
This coil component, which is used in a two-phase transformer coupling, is provided with a first coil, a second coil, and a magnetic core on which the first coil and the second coil are disposed, wherein the magnetic core is provided wit...
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WO/2019/078420A1 |
The purpose of the present invention is to provide a three-phase electrical transformer, which is usable, in an emergency situation, as an open-phase recoverer for preventing an accident in which an open-phase occurs and is usable as an ...
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WO/2019/045395A3 |
An embodiment of the present invention relates to an alternating current (AC) power generator capable of adjusting frequency and voltage. The technical objective to be resolved is to provide a high-efficiency AC power generator capable o...
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WO/2019/073658A1 |
A power conversion device (10a) that performs a direct-current power conversion between a pair of first DC terminals (20) and a pair of second DC terminals (30). Direct-current nodes of n DC/AC converters (100) are connected in parallel ...
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WO/2019/074130A1 |
Provided is an electronic component including: an insulating layer; a low voltage conductor pattern formed in the insulating layer; a high voltage conductor pattern formed in the insulating layer so as to face the low voltage conductor p...
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WO/2019/073650A1 |
A transformer (1) that comprises a first iron core group (20), a second iron core group (21), and a plurality of winding parts (30). The first iron core group (20) includes a plurality of adjacent iron core laminates (10). The second iro...
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WO/2019/070673A1 |
A radiofrequency (RF) filter includes an inductive element having multiple coil sections collectively forming an undivided coil of a cable of twisted magnetic wires. At least two adjacent coil sections have different turn pitches. The ca...
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WO/2019/068693A1 |
A transformer core (102) comprising a first leg (103), a second leg (103) and a third leg (103), each leg configured to be surrounded by one or more transformer coils (101) and each leg having two ends opposite each other, the transforme...
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WO/2019/068438A1 |
The invention relates to an assembly (1) for connecting to a high-voltage grid, comprising multiple single-phase transformers (2, 3, 4), each of which has a transformer tank (5) that is filled with a fluid and is equipped with a core wit...
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WO/2019/045395A2 |
An embodiment of the present invention relates to an alternating current (AC) power generator capable of adjusting frequency and voltage. The technical objective to be resolved is to provide a high-efficiency AC power generator capable o...
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WO/2019/044050A1 |
Provided is a stationary induction electric device that is capable of improving insulation performance with a small number of additional structures. This stationary induction electric device is provided with: an iron core 1; a low-voltag...
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WO/2019/042716A1 |
The invention relates to an assembly (1) for connection to a high-voltage system having multiple single-phase transformers (2, 3, 4) which each have a transformer tank (5) which is filled with a fluid and in which a core (21) having at l...
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WO/2019/031066A1 |
This electronic component has a coil section having: a base formed of a conductive metal; a first terminal section connected to a circuit board, on which a rectifying circuit is mounted; and a second terminal section that outputs a direc...
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WO/2019/026194A1 |
The production method for the shell-type transformer of the present invention comprises: a step of constructing an E-shaped stack body that is E-shaped as observed from the stacking direction of a plurality of electromagnetic steel plate...
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WO/2018/235322A1 |
The objective of the invention is to provide an oil-filled transformer wherein the heat-dissipating characteristics and the strength of the tank, and a size reduction of the oil-filled transformer, have been taken into consideration. In ...
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WO/2018/230044A1 |
Provided is a fault monitoring system capable of detecting directly an anomaly in the waveform or the amplitude of magnetic flux density in the iron core of a stationary induction machine. The stationary induction machine fault monitorin...
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WO/2018/226823A1 |
A fluid treatment apparatus is constructed from at least one electrochemical cell including a bipolar ion exchange membrane and having a single output orifice to deliver treated fluid. The apparatus may employ a power supply transformer ...
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WO/2018/207403A1 |
The invention comprises: a transformer (10) having a primary wound wire formed by winding a first conductor, and a secondary wound wire provided opposite the primary wound wire, formed by winding a second conductor; a first wiring (21) c...
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WO/2018/199666A1 |
The present invention relates to a three-phase transformer comprising: first to third primary side coils to which first to third primary side voltages for first to third phases are applied respectively; first to third secondary side coil...
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WO/2018/193504A1 |
A planar transformer (4) provided with: a plurality of EI cores (4a1), (4a2); a primary winding substrate (410) provided with primary windings surrounding each of the plurality of EI cores (4a1), (4a2); a first secondary winding substrat...
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WO/2018/178163A1 |
The invention relates to a high voltage transformer (1) comprising a primary circuit having a primary winding (101), a secondary circuit having at least two secondary windings (301a, 301b), which are connected in series and decoupled by ...
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WO/2018/180998A1 |
This annular coil component is formed by combining, at two coupling end parts, a pair of coil members each provided with a magnetic core, a resin case that almost entirely surrounds the magnetic core, and a coil wound around the resin ca...
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WO/2017/208745A9 |
A circuit device (20) is provided with: a core (30) including first core portions (31, 32) and second core portions (33, 34); and a first heat transfer member (40) that is disposed between the first core portions (31, 32) and the second ...
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WO/2018/167947A1 |
Two through-holes (7a) are provided to a second cover (7) at portions facing a second core (9) and a secondary coil (5), and heat radiation members (11) are provided to the through-holes (7a). Heat generated from the secondary coil (5) i...
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WO/2018/154971A1 |
Provided is a power conversion device which is very low-cost and compact. A secondary winding 2 and a tertiary winding 3 are disposed in contact with a primary winding 1. The secondary winding 2 and the tertiary winding 3 are configured ...
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WO/2018/146196A1 |
The invention relates to an air-cooled dry-type transformer (1) comprising a core (10) provided with a branch (11); a winding body (14) arranged about the branch (11); a cooling channel (25) extending in the direction of the longitudinal...
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WO/2018/147221A1 |
This DC power supply device comprises: a transformer having a primary magnetic core, a secondary magnetic core, at least one primary coil wound on the primary magnetic core, and a plurality of secondary coils wound on the secondary magne...
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WO/2018/131797A1 |
Disclosed is a real-time detection/recovery system of a power line failure in a power distribution system, which immediately alerts, shuts off, and recovers power in real-time when a disconnection, a resistance increase, a contact failur...
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WO/2018/120796A1 |
Provided are a multifunctional machine reactor and a multifunctional machine output circuit. The reactor comprises a magnetic core, a winding, and a base. The left and right sides of the magnetic core are provided with a winding L1 and a...
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WO/2018/105465A1 |
In this electronic circuit board of a power conversion device or the like, thermal interference between mounted components is reduced in order to closely arrange the mounted components including a semiconductor element to be mounted on a...
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WO/2018/102578A1 |
An electric device comprises a core having a center section and two outer sections, a high current winding, and a low current winding. The high current winding includes a plurality of half-turn coils connected in parallel between a first...
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WO/2018/095757A1 |
The invention relates to a transformer device for making a compact transformer having high power density. For this purpose, a toroidal magnetic core comprising a secondary coil is inserted into a cup-shaped jacket having an inner segment...
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