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WO/2009/143643 |
A liquid-cooled electromagnetic component (reactor, transformer) is comprised of a plurality of disc-shaped coils (4, 4') with one or more turns and flat radiators (5) located between them, wherein at least two disc coils (4, 4') are ass...
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WO/2009/141037 |
Inductance, comprising a main winding, running around at least one arm of a core, wherein the main winding is energised with alternating current and a control winding is provided on at least one arm of the core energised with single pole...
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WO/2009/138098 |
The invention relates to a transformer core (10, 20, 102) for a power transformer (100). Said transformer core (10, 20, 102) extends about an imaginary center axis (14, 35, 104) in the form of a closed toroidal structure. The transformer...
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WO/2009/138100 |
The invention relates to a high-voltage winding (10) comprising a flat conductor (50) which is arranged in layers about an imaginary winding axis (12, 88, 96) in a spiraling manner. Said flat conductor has a conductor cross-section along...
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WO/2009/138116 |
The invention relates to a transformer core (10, 20, 102) for a power transformer (100). Said transformer core (10, 20, 102) extends about an imaginary center axis (14, 35, 104) in the form of a closed toroidal structure. The transformer...
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WO/2009/137892 |
'INTRODUCED DISPOSITION IN EXPANSIBLE THERMAL RADIATOR TO OIL POWER TRANSFORMERS OR PARALLELS' is constructed by a tube form expansive dissipator cell (1) to oil radiators (3) of electric transformers (4), that belongs to the electric ma...
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WO/2009/138283 |
The invention relates to an actively cooled solenoid (10), having at least one current-conducting winding (310) for generating a magnetic field, and at least one copper pipe (211, 221) experiencing flow in the form of a winding (210, 220...
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WO/2009/137908 |
A tap-switching autotransformer for regulating the voltage supplied to a facility includes an electronics sub-assembly for controlling switching of the taps. The electronics sub-assembly and the windings are contained in a housing from w...
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WO/2009/139368 |
Disclosed is a powder magnetic core containing, as the main ingredients, a pulverized powder of an Fe amorphous alloy ribbon serving as a first magnetic body and an atomized powder of an Fe amorphous alloy containing Cr serving as a seco...
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WO/2009/138116 |
The invention relates to a transformer core (10, 20, 102) for a power transformer (100). Said transformer core (10, 20, 102) extends about an imaginary center axis (14, 35, 104) in the form of a closed toroidal structure. The transformer...
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WO/2009/138096 |
The invention relates to a dry-type transformer comprising a transformer core and high-voltage and low-voltage conductor windings (12, 14) arranged thereon. Said dry-type transformer (10) has a castable plastic sheath, the high-voltage a...
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WO/2009/138097 |
The invention relates to a dry-type transformer (10) comprising a transformer core which is enclosed on all sides by a solid high-strength plastic composite sheath having high-voltage and low-voltage conductor windings (14, 16) arranged ...
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WO/2009/138095 |
The invention relates to a dry-type transformer comprising at least one high-voltage winding and at least one low-voltage winding which interact by means of an electromagnetic field. Every winding is constituted of winding conductors, th...
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WO/2009/133584 |
An optimized transformer (1), in particular for carrying out dielectric tests, comprising a containment case (2) which is placed on a support structure, a magnetic core (3) placed inside the containment case (2), a primary winding (4), c...
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WO/2009/132893 |
A method for determining the relative humidity of an insulating liquid filled electric apparatus (20) comprising a container (1) containing insulating liquid (2) and gas (3), a communication unit (4) providing communication between the g...
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WO/2009/133765 |
This invention relates to a method for manufacturing silicon-containing particles characterized by preparing a uniform phase comprising a curable composition that includes a silicon-containing compound having in one molecule one or more ...
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WO/2009/130139 |
The present invention relates to a power transformer for radiofrequency signals. The transformer is made in a low‑cost multilayer printed circuit card (201) comprising at least successively the following stacked layers: a first conduct...
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WO/2009/131602 |
An inductor includes common mode and differential mode flux paths. The inductor comprises a first core having a first segment, a second segment extending from the first segment and a first bridge segment extending from the second segment...
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WO/2009/126977 |
An electrostatic screen (17) for an HVDCT component (1), the connections (11, 12) of which are at a higher potential than earth (15) during operation, in particular for an HVDCT air-cored induction coil, is distinguished by a casing (18)...
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WO/2009/127934 |
A transformer bushing (3) and cooperating surge arrestor are provided wherein an insulating body (6, 44) has a foot (2) for securing the bushing to a transformer housing (1 ) and an input conductor (5, 35, 43) passing generally axially t...
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WO/2009/127539 |
The invention relates to a method for reducing the air feed from the atmosphere into the expansion vessel of high-voltage systems filled with insulating fluid and also relates to a device for carrying out the method, the design of the de...
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WO/2009/129239 |
A variable width transverse flux electric inductor has a fixed powered coil section and associated box-like moveable passive coil sections that electromagnetically couple with magnetic flux generated by current flowing through the fixed ...
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WO/2009/127934 |
A transformer bushing (3) and cooperating surge arrestor are provided wherein an insulating body (6, 44) has a foot (2) for securing the bushing to a transformer housing (1 ) and an input conductor (5, 35, 43) passing generally axially t...
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WO/2009/129239 |
A variable width transverse flux electric inductor has a fixed powered coil section and associated box-like moveable passive coil sections that electromagnetically couple with magnetic flux generated by current flowing through the fixed ...
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WO/2009/127970 |
A reactor (1) includes a central core (2), a coil (3) provided around the central core (2), a U-shaped core (4) which has an open side and covers all but a portion of the outer peripheral surface of the coil, a top core (5) that covers t...
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WO/2009/125324 |
In a first aspect, the invention provides to a device comprising a substrate and an electrical conductor arranged between two terminals (A, B) and shaped for forming an inductor comprising at least two loops (1, 2) and arranged such that...
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WO/2009/125639 |
A wound magnetic core which is produced without using nonmagnetic fine powder such as silica and which is inexpensive, excellently handleable, and mass-producible; and a process for production of the same. The process comprises applying ...
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WO/2009/126046 |
The invention relates to a power transmission system for transmitting electrical power from a power source to a load. The system comprises a capacitive and lossy transmission line or cable and a transformer device (10). The transformer d...
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WO/2009/123433 |
A ballast choke coil constructed with more than two winding coils assembled on laminate cores being held together firmly by a bracket (M1) in the manner of simulating the toroidal structure created more space for increasing the number of...
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WO/2009/120016 |
A space transformer for a probe card of the invention is prepared by laminating a plurality of ceramic sheets and sintering, and is characterized by comprising a number of sets of enhanced vias, each including: a plurality of vias which ...
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WO/2009/120016 |
A space transformer for a probe card of the invention is prepared by laminating a plurality of ceramic sheets and sintering, and is characterized by comprising a number of sets of enhanced vias, each including: a plurality of vias which ...
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WO/2009/116059 |
The present invention relates to a system and method for preventing, protecting OLTC from fire and / or preventing, protecting and / or detecting explosion and / or resulting fire of electrical transformer (30) in advance before decompos...
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WO/2009/115460 |
A transformer comprising a circular ferrite structure (14) including a plurality of inwardly directed spokes (18), adjacent spokes being connected by cross-legs (20) which surround an opening inthe centre of the structure/a primary windi...
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WO/2009/117432 |
Methods, systems, and devices are described for integrating multiple transformers on a shared core, while avoiding interference between the transformers and other potentially undesirable effects of the integration. In one embodiment, mul...
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WO/2009/116025 |
An inductive power transfer system, for providing power to an electric load without the use of connecting wires. The system includes an inductive power outlet having a primary inductor and an inductive power receiver having a secondary i...
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WO/2009/117432 |
Methods, systems, and devices are described for integrating multiple transformers on a shared core, while avoiding interference between the transformers and other potentially undesirable effects of the integration. In one embodiment, mul...
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WO/2009/116059 |
The present invention relates to a system and method for preventing, protecting OLTC from fire and / or preventing, protecting and / or detecting explosion and / or resulting fire of electrical transformer (30) in advance before decompos...
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WO/2009/117136 |
A multi-core inductive device assembly for electrical or electronic applications. In one embodiment, the device assembly comprises a multiple core component structure providing multiple inductive devices (for example, that has N inductor...
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WO/2009/116059 |
The present invention relates to a system and method for preventing, protecting OLTC from fire and / or preventing, protecting and / or detecting explosion and / or resulting fire of electrical transformer (30) in advance before decompos...
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WO/2009/117136 |
A multi-core inductive device assembly for electrical or electronic applications. In one embodiment, the device assembly comprises a multiple core component structure providing multiple inductive devices (for example, that has N inductor...
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WO/2009/113775 |
The present invention relates to a multilayer power inductor in which sheets are charged with a soft magnetic metal alloy powder having a shape optimized along a magnetic path, pattern circuits made from conductive materials are formed o...
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WO/2009/113775 |
The present invention relates to a multilayer power inductor in which sheets are charged with a soft magnetic metal alloy powder having a shape optimized along a magnetic path, pattern circuits made from conductive materials are formed o...
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WO/2009/110073 |
This invention provides a method for removing dibenzyl disulfide, which can remove dibenzyl disulfide from an insulating oil to be injected into an electrical equipment at room temperature with a compact apparatus. The method comprises a...
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WO/2009/109321 |
The invention relates to a winding conductor for an electrical machine, in particular a transformer, the winding conductor being used for producing a winding in which adjacent winding layers each have a layer of electrically insulating m...
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WO/2009/109689 |
The invention is related to a disc winding of a power trans- former or a choke comprising plurality of parallel single strand conductors. The working time for bending the strand conductors of cross-overs is reduced by sharing the winding...
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WO/2009/109322 |
The invention relates to a conductor connection (19) on transformers, in particular on dry transformers, and a method for the production thereof, with a connection piece (12) which is formed by a conductor (14) made from an electrically ...
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WO/2009/109652 |
The invention relates to a body made of ceramic materials, having a basic metallization made of at least one electrically conductive material, such as tungsten/glass or molybdenum/glass compounds and an adhesive, electrically conductive ...
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WO/2009/108707 |
Micromodules and methods of making them are disclosed. An exemplary micromodule includes a substrate having a thin film inductor, and a bumped die mounted on the substrate and over the thin film inductor.
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WO/2009/108959 |
Inductively coupled shelving units and storage containers with integrated primary coils, as well as inductively coupled systems for storing and charging tools, are provided. Power is inductively coupled from a primary coil to a device co...
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WO/2009/105966 |
A cooling system of an oil-immersed transformer comprises several heat exchangers (2) and several condensing devices (3). The heat exchangers comprise oil-loop portions and evaporation cooling medium portions. The respective liquid mediu...
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