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7589481 |
Control device integrated dynamo-electric machine
In order to improve reliability, cost performance, and cooling property, a control device integrated dynamo-electric machine mounted to a dynamo-electric machine includes an inverter bridge...
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7542317 |
Semiconductor device and power conversion apparatus using the same
The power conversion apparatus uses the semiconductor device. Said semiconductor device includes a first group of power semiconductor elements at least one of which is electrically connected...
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7515447 |
Method and arrangement in inverter
A method and arrangement in connection with an inverter that comprises several power semiconductor components and a control apparatus arranged to control them is disclosed. The method comprises the...
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7505294 |
Tri-level inverter
A tri-level inverter power module has an architecture employing a high degree of modularity that allows a base power module to be quickly, easily, and cost effectively configured to address a large...
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7492597 |
Structure for cooling a power adapter
A power adapter includes a housing formed of a bottom cover shell and a top cover shell and having an air passage extending across the bottom cover shell and an exhaust port in the top cover shell,...
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7487581 |
Method of manufacturing an inverter device
By providing a plurality of semiconductor chips that are connected in parallel and constitute one arm of an inverter; a first conductor to which a face on one side of said plurality of...
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7477530 |
Frequency converting apparatus and control method for the apparatus
The difference between internal processes of a power converting apparatus may bring about a heat difference in the apparatus. In the cooling process, it is presumed that the temperature change of...
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7471534 |
Inverter type motor drive unit
An inverter type drive unit for feeding AC electric power of variable parameters to an electric motor has an electronic control section, and a power converting and output section which includes one...
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7453695 |
Cooling structure of electric device
A cooling structure of electric devices in a vehicle is structured to hold an inverter ( 300 ) downward of a cooling passage ( 356 ), and to hold a condenser ( 200 ) upward of the cooling passage (...
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7450383 |
Redundant power supply system
A redundant power supply system includes a system cabinet, a first power supply apparatus, a second power supply apparatus and a power converting circuit board. The system cabinet at least includes...
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7428157 |
Apparatus and method for virtually shielding a synchronous switching regulator
Virtual shielding is used to reduce the sources/origins of latchup and switching noise in a synchronous switching regulator. The regulator power stage may be split into two half stages. The ground...
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7397653 |
Inverter design
An inverter component layout and mounting bracket are disclosed which allow for electrical components, or the inverter as a whole to be replaced easily in the field. The disclosed mounting bracket...
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7355870 |
Switching mode power supply and method for outputting voltage therefrom
A switching mode power supply and a method for outputting voltage therefrom are provided, where a transformer receives rectified alternating current (AC) voltage and transforms a voltage value or a...
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7333331 |
Power unit device and power converter device
A power unit device which can be made small, with which special measures of plant and labor at the time of assembly are unnecessary, and of which assembly is easy and universality in its...
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7317626 |
Power converter
A power converter of the present invention is connected between a direct current power source and controls power to a load by switching equipment. The converter is equipped with a first conductor...
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7289325 |
Power converter cooling
A power conversion system which uses a plurality of transistors to convert DC power to AC power is made more efficient by the use of liquid refrigerant to cool the transistors. A plurality of...
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7282824 |
Press-fitting method and rectifying device having press-fitted member
In a rectifying device for a vehicular AC generator, a rectifying element is press-fitted in a positive-side radiation plate. The radiation plate is prepared in a predetermined shape and an...
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7227259 |
Low-inductance circuit arrangement for power semiconductor modules
A circuit arrangement for a power semiconductor module provides low parasitic inductances and low loss. An electrically insulating substrate supports metallic ribbon connectors which in turn power...
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7215542 |
Electronic device having heat-dissipating structure for socket
An electronic device having a heat-dissipating structure for a socket is disclosed. The electronic device comprises a case, a plurality of electronic components disposed in the case, an airflow...
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7206205 |
Inverter device and method of manufacturing the device thereof, and electric automobile incorporating the inverter device thereof
By providing a plurality of semiconductor chips that are connected in parallel and constitute one arm of an inverter; a first conductor to which a face on one side of said plurality of...
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7187568 |
Power converter having improved terminal structure
A terminal structure for power electronics circuits reduces the need for a DC bus and thereby the incidence of parasitic inductance. The structure is secured to a support that may receive one or...
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7177153 |
Vehicle drive module having improved cooling configuration
An electric vehicle drive includes a thermal support may receive one or more power electronic circuits. The support may aid in removing heat from the circuits through fluid circulating through the...
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7145788 |
Electrical power system for vehicles requiring electrical power while the vehicle engine is not in operation
A system for supplying electrical power for use when the vehicle engine is shut down and configurations of long-haul trucks employing the system are disclosed. The power system is a battery bank...
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7116021 |
Bridge rectifier for charging system alternator
A charging system includes an alternator body, rotor coil and stator windings. A bridge rectifier is positioned within the alternator body and connected to the stator windings for rectifying the...
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7072182 |
Switching assembly
A switch assembly and method includes a heat sink with two switch modules coupled thereto. Both of the switch modules are used in switching operations to make use of the entire heat sink, providing...
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7057910 |
Semiconductor device and control method
In a semiconductor device for generating complementary PWM signals for, for example, controlling an inverter, a dead time is flexibly added by using a simple architecture. A dead time addition unit...
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7042744 |
Diode stack
Hermetically sealed high-voltage assemblies are made up of series-connected diodes. Exposed tabs bonding adjacent diodes allow for greater thermal dissipation than previous products. This allows...
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7042725 |
Power switching module and inverter equipped therewith
A power switching module is provided having at least one power switch placed above at least one other power switch, each power switch in turn including an upper wall and a lower wall, each of which...
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7032695 |
Vehicle drive module having improved terminal design
A terminal structure for vehicle drive power electronics circuits reduces the need for a DC bus and thereby the incidence of parasitic inductance. The structure is secured to a support that may...
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7023712 |
Cooling arrangement in frequency converter
The invention relates to a cooling arrangement in a frequency converter, the arrangement being configured to convey heat generated at the frequency converter to a space surrounding the frequency...
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7019996 |
Power converter employing a planar transformer
A power converter may employ a planar transformer to minimize winding conduction loss, and the switching devices of the power converter may be aligned in lines parallel to an edge of the planar...
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6987670 |
Dual power module power system architecture
A dual power module architecture employing a high degree of modularity, that allows a base power module to be quickly, easily, and cost effectively configured to address a large variety of...
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6934156 |
Electric-power supply with rectifier
An electric-power supply incorporates an electronic card with at least one rectifier and one output line of the rectifier. The output line is formed of at least one first bar made of conductive...
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6930373 |
Circuit arrangement
The circuit has a power stage (LE) with heat generating components mounted around at least one component that generates less heat mounted in an inner region. The heat generating components are...
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6909607 |
Thermally matched fluid cooled power converter
A thermal support may receive one or more power electronic circuits. The support may aid in removing heat from the circuits through fluid circulating through the support. Power electronic circuits...
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6906437 |
Current rectifier assembly for rotating electrical machines, in particular motor vehicle alternators
The invention concerns a current-rectifying arrangement for rotary electrical machines of the type comprising a support ( 50, 51, 51′ ) for a plurality of positive diodes ( 66 ), a support for a...
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6885553 |
Bus bar assembly for use with a compact power conversion assembly
An electronic converter assembly comprising a first heat sink member having at least a first mounting surface and a length dimension, a plurality of power switching device modules wherein each...
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6882069 |
Vehicle AC generator with rectifier diode package disposed between cooling plates
A vehicle AC generator having a rectifier unit with cooling plates for the positive-electrode and negative-electrode sides, each having principal planes opposing each other; and a diode package...
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6867970 |
Modular converter unit
A modular converter unit and a power converter assembly having at least one modular converter unit are described. The converter unit includes a two-sided cooling device and an intermediate circuit...
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6865080 |
Compact fluid cooled power converter supporting multiple circuit boards
A support may receive one or more power electronic circuits. The support may aid in removing heat from the circuits through fluid circulating through the support. The support, in conjunction with...
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6828703 |
Diode interconnection in an alternator rectifier
An alternator having a plurality of positive and negative diodes, is disclosed. The alternator further includes a plurality of stator windings each of the plurality of stator windings has a first...
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6798677 |
Modular power converter
A power converter includes at least one capacitor and at least two semiconductor power switches. Each capacitor includes a pair of connectors for connecting the capacitor to the at least two...
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6775162 |
Self-regulated cooling system for switching power supplies using parasitic effects of switching
A self-regulated system and method for cooling switching power supplies that take parasitic effects of switching which would normally be dissipated as heat in a typical RC snubber circuit, and use...
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6747884 |
Power converter device
The present invention provides a variable-speed control system which is capable of estimating saturation voltages of respective switching elements in the inverter operation to execute the...
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6735968 |
Refrigerating apparatus and an inverter device used therein
A refrigerating apparatus comprises: a first substrate, on one surface of which an active converter and an inverter are mounted, and on a reverse surface of which a radiation fin is closely fixed;...
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6678182 |
Electrical bus with associated porous metal heat sink and method of manufacturing same
A module is formed in which semiconductor components are soldered to an electrically conductive heat sink. The electrically conductive heat sink is formed so that it will serve as an electrical bus...
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6678181 |
Industrial power supply modules
An industrial power supply module includes a heatsinking structure, e.g., an extruded aluminum structure, comprising a plurality of walls joined to define a channel. first and circuit board...
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6665195 |
Converter appliance capacitor assembly
The invention relates to a capacitor module for a converter. The capacitor module contains a capacitor which can be fastened to a base frame or to a cooling body by means of lateral, mechanical...
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6665183 |
Power supply apparatus
A power supply apparatus has chassis ( 42, 44 ) mounted on opposing surfaces of a heat sink ( 40 ). Printed circuit boards ( 46, 48 ) are disposed outward of the chassis ( 42, 44 ) and detachably...
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6664675 |
Vehicle rotary electric machine with a rectifier protection arrangement having a sacrificial member
A rectifier protection arrangement of a vehicle rotary electric machine is disposed where conductive liquid may be splashed on thereon. The arrangement includes a positive conductor member that is...
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