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POWER CONVERTER AND POWER CONDITIONER
A power converter 1 includes a first conversion circuit 10 connected with a first winding n1 of a transformer 40, and a second conversion circuit 20 connected...
PROTOCOL FOR COMMUNICATION BETWEEN SECONDARY SIDE AND PRIMARY SIDE OF
ISOLATED SWITCHING POWER CONVERTERS
A power converter system comprises a switching power converter having a primary side and a secondary side that are electrically isolated from each other. A...
SEMICONDUCTOR DEVICE AND POWER SUPPLY UNIT UTILIZING THE SAME
A semiconductor device has pluralities of grid array terminals forming a grid array structure, e.g. a BGA structure, in which the output end of a built-in...
Multiphase DC-To-DC Switching Power Converter with Leading Edge and Cross
A multiphase DC-to-DC synchronous power converter, which has a number of converter channels that generate a corresponding number of current sense signals,...
POWER CONSUMPTION REDUCED TYPE POWER CONVERTER
Provided is a power consumption reduction type power converter. For example, such a power converter includes a regulator configured to convert a power voltage...
EFFICIENT MULTI-MODE DC-DC CONVERTER
In one form, a multi-mode converter includes first, second, third, and fourth transistors having respective control terminals and arranged in a four-switch...
SWITCHING REGULATOR CIRCUITS AND METHODS WITH RECONFIGURABLE INDUCTANCE
The present disclosure includes switching regulator circuits and methods having reconfigurable inductance. In one embodiment, a circuit comprises a switching...
CHARGE PUMP CURRENT ADJUSTMENT
A charge pump circuit may include an output node, a current source circuit, a current sink circuit, a first amplifier circuit, and a second amplifier circuit....
System and Method for a Switched-Mode Power Supply
In accordance with an embodiment, a method of operating a switched-mode power converter includes measuring an input voltage of the switched-mode power...
APPARATUS FOR CHARGE RECOVERY DURING LOW POWER MODE
Described is an apparatus for power management. The apparatus comprises: a first power supply node; a second power supply node; a controllable device coupled...
CHARGE PUMP CIRCUIT
When a voltage difference between a raised output voltage vcp and an input voltage vin is larger than a set voltage value, based on a added-on voltage vup...
Power Circuit, Gate Driving Circuit and Display Module
A power circuit includes a first charge pump for converting a supply voltage into a first high voltage and a first low voltage, at least one second charge...
Current Mode Control DC-DC Converter with Single Step Load Transient
A power converter using constant on-time (COT) or ramp pulse modulation (RPM) control achieves more rapid resumption of steady-state operation after a step-up...
POWER CONVERTER WITH HYSTERETIC BUCK-BOOST ARCHITECTURE AND METHOD
In one form, an apparatus comprises a buck-boost converter circuit, a ripple emulator circuit, a ripple based controller circuit, and a switch control circuit....
POWER CONVERSION DEVICE
Each phase arm of a power conversion device includes at least one converter cell connected in series. For each converter cell, an element driving unit is...
Commutation Cell, Power Converter and Compensation Circuit Having
Dynamically Controlled Voltage Gains
The present disclosure relates to a commutation cell configured for limiting switching overvoltage. The commutation cell includes a power electronic switch...
DISTRIBUTED GAP INDUCTOR, NOTCH FILTER APPARATUS AND METHOD OF USE THEREOF
A high frequency inductor filter apparatus and method of use thereof is described. In one embodiment, an inductor is used to filter/invert/convert power, where...
POWER SOURCE APPARATUS AND ELECTRIC DEVICE
Provided are a power supply device capable of supplying required power even during standby and an electrical apparatus. A power supply device includes a...
VIBRATION ELECTRIC GENERATOR
A vibration electric generator includes two generator units connected with each other in a lever manner. Each generator unit includes: a moving part configured...
A linear vibrator includes a housing with an accommodation space; a vibrating part received in the accommodating space; and a plurality of elastic members for...
LINEAR RESONANT ACTUATOR
According to an exemplary embodiment, a linear resonant actuator includes A linear vibration actuator comprises a movable element group, a coil, a pair of...
LINE START PERMANENT MAGNET MOTOR USING A HYBRID ROTOR
A rotor system for a downhole motor comprises a set of permanent magnets, a set of conductors and a pair of end conductor rings connecting the set of...
LINE START PERMANENT MAGNET MOTOR USING A MODULAR ROTOR
A rotor system for a downhole motor comprises at least one permanent magnet rotor section, and at least one squirrel cage rotor section. The permanent magnet...
MAGNET-FREE ROTATING ELECTRIC MACHINE
A magnet-free rotating electric machine provided with an annular rotor between an outer and inner stators. The annular rotor includes pairs of inner and outer...
Single-Phase Brushless Motor
A single-phase brushless motor includes a stator, a rotor disposed within the stator, and sensors disposed around an outer periphery of the rotor. The stator...
LINE START PERMANENT MAGNET MOTOR
A downhole electric submersible pump, comprises at least one pump unit having a pump inlet, and an electric motor system to power the pump, the electric motor...
ROTOR HAVING AN INSERT
A rotor for an electric machine includes a laminated core and a groove which extend in axial direction from a first axial end to a second axial end along a...
COIL END SHAPING APPARATUS AND METHOD
A coil end shaping apparatus shapes three flatwise bent portions f1 to f3 in a lead wire portion extending from one end of a coil by bringing first and second...
LAMINATED ROTOR AND MANUFACTURING METHOD FOR LAMINATED ROTOR
A manufacturing method for a laminated rotor includes inserting a bridge member into a magnetic flux leakage suppression hole, thus allowing a tip of the...
CONTROLLED ASSEMBLY OF PERMANENT MAGNET MACHINES
Provided is a control method and a control system for controlling the insertion of a plurality of magnets within an electrical machine including a stator and a...
APPARATUS FOR MANUFACTURING IRON CORE FOR ROTATING ELECTRIC MACHINE
The apparatus for manufacturing an iron core for a dynamo-electric machine according to an embodiment of the present invention is provided with a rotary...
ELECTRIC MOTOR AND GENERATOR
Disclosed are various embodiments for a direct current electric motor and generator. The motor comprises a housing. A frame is attached to an armature that...
DISTURBANCE AVOIDING COVER
A body is located between a protected component and a disturbing object and is inclined relative to a vertical direction. The protected component is located...
ELECTRIC ROTATING MACHINE
An electric rotating machine that can raise the utilization efficiency of cooling oil is obtained. In an rotation axle, there are provided an oil flow path...
POWER GENERATING UNIT
A power generating unit of the preset invention includes: a power generating apparatus that has a push part, and generates power by pushing the push part; a...
ELECTRICAL GENERATOR ASSEMBLY
An enclosure for a standby generator includes a frame having a base for supporting an engine and an alternator driven by the engine, a back wall extending...
A reciprocating tool includes a motor, a reciprocating member, and a crank mechanism. The motor is disposed in a housing. The reciprocating member projects...
A rotary unit of this motor has a plurality of magnets, a hollow shaft which has a tubular shape, and a ball nut. Each of the magnets is in contact with an...
An actuator that transforming electrical energy into mechanical energy (or vice-versa) that is particularly suited to portable applications requiring a high...
An electric compressor includes a compression mechanism having a movable member, an electric motor including a rotary shaft, a shaft support member and a...
ELECTRIC MOTOR GENERATOR WORKING WITHOUT BEARINGS
An electrical motors/generator system working without a bearing between the rotor and the stator is provided. The stator may substantially surround the rotor...
ELECTRIC MACHINE HAVING A MOUNTING FLANGE
The invention relates to an electric machine (12) having a mounting flange (10) and to a method for producing an electric machine (12) of this kind having a...
A motor may include a rotor including a shaft; a stator arranged radially outside of the rotor; a bearing arranged on an upper side of the stator; a tubular...
SECURING DEVICE AND METHOD FOR FIXING AN ELECTRIC MACHINE TO A COMPONENT
The invention relates to a securing plate (10), a fixing device and to a method for fixing an electric machine (12), for example to a component (30) of a motor...
A motor may include an armature; a cylindrical housing; a brush card assembly; a cylindrical bracket positioned under the brush card assembly and directly...
A motor may include an armature; a cylindrical housing; a brush card assembly; a cylindrical bracket positioned under the brush card assembly and fixed to the...
MACHINE COMPONENT OF AN ELECTRIC MACHINE AND METHOD FOR PRODUCTION THEREOF
A machine component of an electric machine includes a metal base body and a sealing element, arranged on the base body, for thermally decoupling the machine...
Electrical Submersible Pump with Motor Winding Encapsulated in Bonded
An electrical submersible pump assembly has a motor with a stator stack of limitations. The stack has slots through which magnet wires are wound. An...
VERY HIGH TEMPERATURE ELECTRICAL WINDING
A stator has a field winding, the winding comprising a plurality of axial conductors connected at their ends to form at least one circuit with a number of...
MOTOR UNIT HAVING INSULATION MEMBER
A motor unit having an insulation member is provided. The motor unit includes rotor cores formed in a radial direction on an exterior circumference of a motor...