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CONTROL METHOD AND CONTROL DEVICE FOR INVERTER SYSTEM
The present application discloses a control method and a control device for parallel inverters. The method comprises: receiving a feedback signal Vmg...
POWER CONVERTER WITH OIL FILLED REACTORS
It is provided a power converter for transferring power between a high voltage DC connection and a high voltage AC connection. The power converter includes a...
HIGH VOLTAGE ANALOG SWITCH
A high voltage analog switch can be used in medical ultrasound applications. The high voltage analog switch can pass high voltage transducer excitation signals...
ELECTRICAL CIRCUIT FOR DELIVERING POWER TO CONSUMER ELECTRONIC DEVICES
An electrical circuit for providing electrical power for use in powering electronic devices, such as monitors, televisions, white goods, data centers, and...
INPUT OVERVOLTAGE PROTECTION USING CURRENT LIMIT
A controller for use in a power converter includes a state selection circuit coupled to receive an input voltage sense signal representative of an input...
Converter One Pin Sensing
Power converters, such as switched-mode power converters comprise a reduced number of sensing pins. A power converter is configured to convert electrical...
PCB PLANAR TRANSFORMER AND CONVERTER USING THE SAME
A PCB planar transformer, comprising: at least one primary winding layer, each formed with a primary winding therein, wherein wire traces constituting the...
PHASE ANGLE DETECTION MODULE FOR POWER CONVERTER
A power converter controller asserts a leading edge signal when a leading edge of a voltage signal is detected. The voltage sense signal is representative of...
POWER CONTROL APPARATUS WITH DYNAMIC ADJUSTMENT OF DRIVING CAPABILITY
A power control apparatus with dynamical adjustment of driving capability for converting an input power into an output power includes a transformer, a switch...
POWER SUPPLY SYSTEM
A power supply system includes a rectifier circuit, a voltage decreasing circuit, and a feedback circuit. The rectifier circuit receives an AC voltage, and...
VARIABLE POWER ENERGY HARVESTING SYSTEM
The disclosed invention provides examples of preferred embodiments including systems for harvesting energy from variable output energy harvesting apparatus....
A voltage converter in which switching between step-down conversion and step-up conversion is performed constantly, without being affected by a voltage drop of...
POWER CONVERTER CONTROLLER WITH INPUT CURRENT SLOPE ADJUSTMENT
A transient event detector includes a first reference generator, an adjustable low-pass filter, and a comparator. The first reference generator coupled to...
METHOD AND APPARATUS FOR PROVIDING SUPPLEMENTAL POWER IN A LED DRIVER
A DC current driver includes a DC current drive circuit configured to provide a DC supply current and receive a DC return current. A switch is coupled in...
POWER CONVERTER CONTROLLER WITH ANALOG CONTROLLED VARIABLE CURRENT CIRCUIT
A bleeder controller for controlling a magnitude of a variable current conducted by bleeder circuitry between input terminals of a device is disclosed. The...
INTRODUCING JITTER TO A SWITCHING FREQUENCY BY WAY OF MODULATING CURRENT
A controller for use in a power converter includes a switch controller coupled to a power switch coupled to an energy transfer element. The switch controller...
Current Zero-Cross Detection Device, Signal Acquisition Circuit, and
Disclosed are a current zero-cross detection device, zero-cross current signal acquisition circuit and totem pole bridgeless circuit system. The current...
FAST HIGH-SIDE POWER FET GATE SENSE CIRCUIT FOR HIGH VOLTAGE APPLICATIONS
A circuit for sensing gate voltage of a power FET. A switching circuit includes a switching FET having a high voltage rating, its drain coupled to the gate of...
VCC Charge and Free-Wheeling Detection via Source Controlled MOS
A driver circuit using a power converter allows free-wheeling detection and/or provision of supply voltage. A circuit controls a switching state of a power...
INDIRECT REGULATION OF OUTPUT CURRENT IN POWER CONVERTER
A controller includes a multiplier block that is coupled to receive an input voltage signal, an input current signal, and an output voltage signal that are...
LINEAR MOTOR, COMPRESSOR EQUIPPED WITH LINEAR MOTOR AND EQUIPMENT EQUIPPED
WITH LINEAR MOTOR
There is provided a linear motor that can detect the displacement of a moving member or the inclination of the moving member in a direction in which two...
MULTI-LAYER SANDWICH-SHAPED ELECTRIC WHEEL
A wheel assembly comprising a wheel-shaped stator plate provided between two wheel-shaped rotor plates, all of which being co-axially attached to a rotation...
METHOD OF MANUFACTURING ROTOR
There is provided a method of manufacturing a rotor that includes a permanent magnet inserted into a magnet-insert hole formed in a rotor core, a positioning...
ELECTRIC DRIVE DEVICE
Electric drive device for an electric power steering system that includes an electric motor with a motor case, and a motor shaft with a drive end, an...
LIQUID COOLED ELECTRIC MOTOR
According to an embodiment, a liquid cooled electric motor includes a case; a rotator including a rotation shaft and a rotator core secured to the rotation...
SYSTEM FOR LIQUID COOLING FOR A PUMP MOTOR
A system for liquid cooling for a motor for a pump is provided. The system includes a motor configured to be coupled to a pump to move a liquid from an inlet...
AN AIR-TO-AIR HEAT EXCHANGER
The heat exchanger comprises a first housing (10) provided with air channels (210) extending in a first direction (X) from an upstream end wall (13) towards a...
HEAT DISSIPATION APPARATUS FOR MOTORS
The present disclosure relates to a heat dispersion apparatus for motors, which comprises: a cooling fan, and a guide cover. The cooling fan has a plurality of...
RECIPROCATING MAGNET ELECTRICAL GENERATOR
A short burst electrical energy harvesting generator in one embodiment including a reciprocating magnet, under the magnetic influence of dual repelling...
DEVICE FOR GENERATING ELECTRICITY
A device for generating electricity includes a support; a driving element rotatably mounted on the support; an electricity generator disposed on the support; a...
RESETTABLE ELECTRO-MECHANICALLY ACTUATED CONNECTION UNIT FOR GENERATORS
An electrical generating system for an aircraft may include a first shaft connected with an engine gearbox, a second shaft connected with a generator of the...
DRIVING DEVICE OF STEERING FOR A VEHICLE
A driving device for steering a vehicle includes a housing cover formed with a power supply connector; an insert mold installed in the housing cover and formed...
STATOR ASSEMBLY UNIT OF DRIVE MOTOR OF HYBRID VEHICLE
A stator assembly unit of a drive motor includes a stator core fixedly mounted to an inside of a housing of a power transmission element in the drive motor of...
The present invention relates to a wet-operated armature of an electric machine, in particular of an electric motor for a fuel pump, said armature comprising a...
ROTATING ELECTRIC MACHINE WITH SHAFT-SEAL DEVICES MOUNTED THEREON
In a rotating electric machine with shaft-seal devices mounted thereon, an object to provide them is to uniformize a temperature distribution of a sealing ring...
In a motor, a magnet is configured so that four pairs of S-poles and N-poles are formed at equal angular intervals, and a stator core has six salient poles...
Surgical Instrument Motor With Increased Number Of Wires Per Phase Set And
Increased Fill Factor And...
A motor for a surgical instrument includes a rotor and a stator. The rotor includes a shaft and a magnet. The stator includes (i) a cavity in which the rotor...
ROTARY ELECTRICAL MACHINE FOR A MOTOR VEHICLE
A rotor (2), especially for an electrical rotating machine, for example for an alternator, comprising an electric winding (100) formed by at least one electric...
In a rotor structure including a leak prevention hole formed in a rotor core to prevent leakage of magnetic flux from a permanent magnet; an ...
CONTACTLESS POWER SUPPLY DEVICE AND CONTACTLESS POWER RECEIVING DEVICE
Disclosed is a contactless power supply device which supplies power in a contactless manner, and adopts a configuration including a power supply coil that...
FAST NETWORK FORMATION USING A BATTERY-BACKED NETWORK BACKBONE
In one embodiment, a device in a network detects a power outage event in the network. The device causes an unprotected node in the network to use a first...
SYSTEMS AND METHODS FOR BATTERY MANAGEMENT
According to at least one embodiment, an uninterruptible power supply (UPS) is provided. The UPS includes a first input configured to couple to a primary power...
SEMICONDUCTOR INTEGRATED CIRCUIT AND OPERATING METHOD THEREOF
A semiconductor integrated circuit included a power supply circuit having a first input terminal, a second input terminal, and an output terminal, wherein the...
UNIVERSAL SOLAR POWERED DEVICE FOR PERSONAL COMPUTING DEVICES
The various embodiments herein provide a solar based powering device with multi-device supportability comprising a solar panel, a charging circuit, a power...
CHARGE CONTROL DEVICE
When a microcomputer does not charge an electric storage device, the microcomputer activates at an interval set based on a timer set value and determines...
WIRELESS CHARGER CIRCUIT AND METHOD
A charging system for a mobile device includes a transmitter and a receiver. The transmitter includes (a) a first interface to a power source; (b) a second...
INTEGRATED WIRELESS RESONANT POWER CHARGING AND COMMUNICATION CHANNEL
A power delivery system wirelessly delivers electric power and a communication signal to a target device. The power delivery system includes a power...
SELECTABLE COIL ARRAY
An inductive wireless power system using an array of coils with the ability to dynamically select which coils are energized. The coil array can determine the...
PORTABLE POWER CHARGER KIT FOR WIRELESSLY RECHARGING ELECTRONIC DEVICES
A portable power charging kit includes a portable power charging unit comprising a charger housing and a unit of clothing adapted for receiving the portable...
CHARGING RECHARGEABLE APPARATUS
An apparatus comprising: control circuitry configured to switch the apparatus between a charging state in which energy transfer from the apparatus to a...