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PORTABLE SOLAR POWER SUPPLY WITH HIGH HEAT RADIATION PERFORMANCE
Disclosed is a portable solar power supply, which includes a housing, a front cover and a rear cover, and further includes a wind deflector and an exhaust fan...
FRAME-MOUNTED WIRE MANAGEMENT DEVICE
A wire management device is disclosed. The device comprises a clip comprising an upper planar member and a lower planar member, each planar member having an...
SOLAR ARRAY SUPPORT STRUCTURE WITH A TELESCOPIC WIND BRACE
Disclosed herein is a solar array structure that includes a first vertical column having a first height and a second vertical column having a second height,...
Motor Bridge Driver Circuit
A motor bridge driver integrated circuit comprises a first set of input ports arranged to receive control signals from a first microprocessor, a second set of...
CONTROL APPARATUS FOR AC ROTARY MACHINE
A control apparatus for an AC rotary machine includes voltage application units 3, 4 for applying voltages respectively to two sets of three-phase windings of...
APPARATUS FOR CONTROLLING MOTOR
An apparatus for controlling a motor includes a hall sensor including a plurality of phases, each phase provided to output hall signals depending on a driving...
METHOD FOR CONTROLLING A MOTOR
A method for controlling a motor includes detecting output signals output from three phases of a hall sensor, determining a failure of the hall sensor...
METHOD AND INVERTER WITH THERMAL MANAGEMENT FOR CONTROLLING AN ELECTRIC
A temperature estimation module estimates each junction temperature of a corresponding semiconductor device, among a plurality of semiconductor devices, for...
DRIVE CONTROL DEVICE USING PWM CONTROL OF SYNCHRONOUS RECTIFICATION TYPE
A drive control device includes: a driver including a circuit and configured to drive a motor; and a controller configured to control the driver. The...
MOTOR DRIVING DEVICE FOR CONTROLLING MOTOR WITH PULSE SIGNAL
A motor driving device includes a control unit configured to control a motor by obtaining a driving current of the motor, and generating a PWM signal for...
CIRCULATING CURRENT AND OSCILLATING CURRENT SUPPRESSING METHOD AND
PARALLEL INVERTER DRIVER SYSTEM
A circulating current and oscillating current suppressing method and parallel inverter driver system are disclosed. Each inverter driver outputs a suppressing...
MOTOR CONTROLLER, FLUX COMMAND GENERATOR, AND METHOD FOR GENERATING FLUX
A motor controller includes a driver, a current detector, and a command generator. The driver is configured to drive a power converter based on a flux command...
NORMALIZATION OF MOTOR PHASE MEASUREMENTS
A method of normalizing phase measurements for a motor using a normalizing phase measurements (NPM) algorithm that a processor implements to cause a motor...
INPUT VECTOR SET FOR POSITION DETECTION OF PM MOTORS
A method of determining angular position (.theta.) of a rotor of an N-phase permanent magnet motor (PMM). A processor having an associated stored angular...
ALTERNATOR WITH CURRENT MEASUREMENT
An alternator is described that is configured to provide a current for powering one or more loads. The alternator includes an output port configured to output...
DEVICE FOR RIPPLE CONTROLLING AN ALTERNATOR AND METHOD FOR RIPPLE
CONTROLLING THE SAME
A device for ripple controlling an alternator includes an alternator including a rotor and a stator, a detector for detecting a rotation position of the rotor,...
HIGH VOLTAGE DIRECT CURRENT SYSTEM WITH IMPROVED GENERATOR EXCITATION
According to one embodiment of the present invention, a variable frequency generator is provided. The variable frequency generator can comprise a main stator...
DEVICE FOR CONTROLLING ALTERNATOR AND METHOD FOR CONTROLLING THE SAME
A device and a method for controlling an alternator which is connected to an engine through a pulley and an accessory belt include a drive motor connected to a...
MOTOR CONTROL DEVICE
The invention concerns a device for controlling a motor comprising a stator and a rotor, the stator being provided with at least one winding, the motor being...
MULTI-FUNCTIONAL ECM MOTORS FOR HVAC SYSTEMS
Systems and methods associated with an HVAC system and a multi-functional ECM motor for use in the HVAC system are disclosed. The motor controller of the ECM...
CONTROL METHOD FOR THREE-PHASE DC BRUSHLESS MOTOR, CONTROL DEVICE, AND
IMAGE FORMING DEVICE
A control method for a three-phase DC brushless motor including a rotor that includes a plurality of magnetic poles and that is rotatable, a stator that...
DRIVE CONTROL DEVICE USING PWM CONTROL OF SYNCHRONOUS RECTIFICATION TYPE
A drive control device include a processor and a memory including instructions that, when executed by the processor, cause the processor to perform operations....
A power generator 1 includes a magnetostrictive element 10, a fixing member 7 for supporting a proximal end portion of the magnetostrictive element 10, a...
CANTILEVER PIEZOELECTRIC TRANSDUCER
A piezoelectric transducer includes: an anchorage; a beam of semiconductor material, extending in cantilever fashion from the anchorage in a main direction...
SYSTEM FOR HARVESTING ENERGY FROM DOOR OR DOOR HARDWARE MOVEMENT
An electrical generation system for a door positioned in a doorway includes a hinge arranged to support the door for rotational movement with respect to the...
PIEZO CERAMIC PLANAR MOTOR AND DRIVING METHOD THEREOF
Provided is a piezo-actuated planar motor, comprising a planar substrate and a mover installed on the planar substrate, the piezo-actuated planar motor further...
DEVICE FOR GENERATING ELECTRICITY BY FRICTION AND MANUFACTURING METHOD
A device for generating electricity by friction and a manufacturing method thereof. The device comprises a first substrate and a second substrate arranged...
BIDIRECTIONAL POWER CONVERTER
A bidirectional power converter circuit is controlled via a hysteresis loop such that the bidirectional power converter circuit can compensate in near real...
INVERTER GRID-CONNECTED SYSTEM AND METHOD FOR IMPLEMENTING THREE-PHASE
ALTERNATING CURRENT GRID-CONNECTED...
A controller controls a first switch, a second switch, a third switch, a fourth switch, a fifth switch and a sixth switch, so that an alternating current...
ADAPTIVE CONTROL METHOD FOR GRID-CONNECTED INVERTERS USED WITH DISTRIBUTED
Systems, methods, and devices relating to control systems for grid-connected inverters. Because grid conditions may vary and because control system stability...
Circuit Arrangement with a Rectifier Circuit
In accordance with an embodiment, a method includes receiving by a drive circuit electrical power from a voltage tap of a first rectifier circuit that includes...
RECTIFIER AND METHOD OF CONTROLLING THE SAME
A rectifier includes: a rectifying circuit configured to rectify alternating current (AC) power into direct current (DC) power through a switching operation; a...
BALANCING AND/OR DISCHARGE RESISTOR ARRANGEMENTS
Circuits comprising at least one energy storage device, a resistor and switch arranged in series with the resistor are described. The energy storage device is...
CONVERTER WITH A POWER FACTOR CORRECTION CIRCUIT
An AC/DC converter includes a first terminal and a second terminal for receiving an AC voltage and a third terminal and a fourth terminal for delivering a DC...
AC-to-DC Charge Pump Having A Charge Pump And Complimentary Charge Pump
An improved AC-to-DC charge pump for use, for example, in voltage generation circuits. In one embodiment, two 2-diode charge pumps are coupled in back-to-back...
DEAD TIME COMPENSATION FOR SYNCHRONOUS RECTIFIERS IN ADAPTIVE OUTPUT
A synchronous rectifier controller for an adaptive output power converter is provided. The synchronous rectifier controller includes a voltage detection...
A power converter for driving a three-phase AC motor with three phase conductors has: a first terminal for connecting a first of the three phase conductors of...
Power Conversion Unit, Power Converter, and Power Conversion Method
An imbalance of control signals between two power semiconductor elements is reduced. A first power semiconductor module and a second power semiconductor module...
SWITCHED-MODE CONVERTER AND METHOD FOR CONVERTING ELECTRICAL ENERGY
There are large amounts of switched-mode power supplies used for supplying energy for electrical devices. This brings the need to improve the efficiency of the...
LLC RESONANT CONVERTER AND METHOD FOR SUPPRESSING RIPPLES IN OUTPUT
The present disclosure discloses an LLC resonant converter and a method for suppressing ripples in output voltage of the LLC resonant converter. The LLC...
SWITCHED-MODE CONVERTER WITH SIGNAL TRANSMISSION FROM SECONDARY SIDE TO
A circuit for a switched-mode power supply is described. According to at least one configuration, the circuit comprises a switched-mode converter having a...
PHASE-SHIFTING A SYNCHRONIZATION SIGNAL TO REDUCE ELECTROMAGNETIC
A power supply with reduced electromagnetic interference (EMI) is described. This power supply includes cascaded stages with switched-mode power-supply...
ELECTRICAL CIRCUIT FOR DELIVERING POWER TO CONSUMER ELECTRONIC DEVICES
An electrical circuit for providing electrical power for use in powering electronic devices is described herein. The electrical circuit includes a power...
APPARATUS AND METHOD FOR CONTROLLING SWITCHING POWER SUPPLY
An output voltage error detection unit outputs an auxiliary winding voltage generated across an auxiliary winding having the same number of turns as a...
Integrated Circuit and Switching Power-Supply Device
A switching power-supply device has a smoothing capacitor connected between a ground-side output terminal connected to one end of a secondary winding of a...
In a switching regulator, a first switch and a second switch are turned ON and OFF complementarily according to an output voltage. In a step-up/down mode, a...
POWER CONVERSION DEVICE
Voltage applied to switching elements of a power conversion device is suppressed to be within a predetermined range. A power conversion device (1) includes a...
POWER SUPPLIER, POWER SUPPLY SYSTEM, AND VOLTAGE ADJUSTMENT METHOD
A power supplier for generating a supply voltage is provided. The power supplier includes a PWM signal generator, a power conversion circuit, and first and...
Testing of a Photovoltaic Panel
A method for testing a photovoltaic panel connected to an electronic module. The electronic module includes an input attached to the photovoltaic panel and a...
Voltage Multiplier For High-Current Use
A voltage multiplier includes: a multitude of winding blocks connected in series; a switching circuit configured to connect to ground a first node arranged...