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METHODS OF AUTO TUNING MACHINE PARAMETERS AND SYSTEMS THEREOF
In one example embodiment, a method includes determining a first adjustment value for a slip frequency of a rotor in an induction motor, determining a second...
CONTROLLER FOR MOTOR
A controller is provided which can interface with a variable frequency drive and a motor, the controller having (a) one or more voltage and current sensors...
ELECTRIC MOTOR DRIVER WITH CURRENT SENSOR ERROR CORRECTION
A system configured to operate an electric motor and correct for current measurement errors present in current sensors used by the system includes a plurality...
METHOD FOR OPERATING AN ELECTRIC MACHINE
A method for operating an electric machine having a power inverter, which is electrically connected to a relative ground potential, and a ground differential...
STEPPING MOTOR DRIVING DEVICE AND TIMEPIECE
A stepping motor driving device drives a first coil and a second coil. The stepping motor driving device includes a motor control unit. The motor control unit...
LOAD-ADAPTIVE SMOOTH STARTUP METHOD FOR SENSORLESS FIELD-ORIENTED CONTROL
OF PERMANENT MAGNET SYNCHRONOUS MOTORS
A field oriented control (FOC) system and method provides smooth field-oriented startup for three-phase sensorless permanent magnet synchronous motors (PMSMs)...
MOTOR DRIVE CONTROLLER AND METHOD FOR CONTROLLING MOTOR
A motor drive controller includes: an advance-angle reference voltage generator that generates an advance-angle reference voltage; a back electromotive voltage...
POWER CONVERSION DEVICE AND POWER CONVERSION METHOD
There is provided a power conversion device including a plurality of Direct Current (DC) power sources (VB) that converts an output voltage of each of the DC...
METHOD FOR CONTROLLING OPERATING SPEED AND TORQUE OF ELECTRIC MOTOR
Systems and methods for controlling the operating speed and the torque of an electric motor using an operational model are described. An operational model for...
Vector Currents Controller for Salient Pole Synchronous Machine
A control system for an alternating current (AC) machine having a rotor and a stator is disclosed. The control system may include a direct current (DC) link...
POWER GENERATING DEVICE AND AN OBJECT FOR UTILIZING THE POWER GENERATING
The present invention provides a power generating device, comprising a first shell, a sensor module, a second shell, a magnetic module and a cover. The sensor...
INTERNAL COMBUSTION ENGINE WITH POWER-GENERATING MEMBER
[Problems to be solved] There is known means for converting the vibration energy of the body of a road vehicle to electrical energy, thereby improving the fuel...
CONVERTER FOR CONVERTING ENERGY TO BE RECOVERED AND ELECTRICITY GENERATOR
A converter for converting a variation in energy to be recovered, the converter including: a transducer layer extending essentially parallel to a reference...
CONVERTER FOR CONVERTING A VARIATION IN ENERGY TO BE RECOVERED INTO A
A converter including a first transducer that can lengthen inside at least a first deformation zone and simultaneously shrink inside at least a different...
ELECTRIC GENERATING ELEMENT AND ELECTRIC GENERATOR
To provide an electric generating element including a first electrode; an intermediate layer; and a second electrode, the first electrode, the intermediate...
DRIVING DEVICE FOR SWITCHING ELEMENT AND POWER CONVERSION SYSTEM
In a driving device, a resistor is provided on a current path connected to an on-off control terminal of a switching element. The current path permits a drive...
POWER CONVERSION DEVICE
The resonant inverter circuit includes two or more switch elements. A detector detects an output current of the switch elements. A resonance frequency...
INDUCTIVE POWER HARVESTER WITH POWER LIMITING CAPABILITY
A power harvester having a current transformer configured to be inductively coupled to a current conductor and a circuit for delivering power to a load. The...
RECTIFIER CIRCUIT WITH REDUCED REVERSE RECOVERY TIME
A rectifier circuit includes a MOSFET (M1), and a first Zener diode (D1) or a first Zener-emulator (E1) that emulates the D1. The circuit conducts current in a...
HALF BRIDGE FOR AN ACTIVE RECTIFIER
A half bridge for an active rectifier having an alternating-voltage connection, a positive direct-voltage connection, as well as a ground connection, a first...
An energy efficient apparatus includes a switching device, a frequency dependent reactive device, and a control element is provided. The switching device is...
UNIT CURRENT TRANSFORMER DEVICE AND MAGNETIC INDUCTION POWER SUPPLYING
DEVICE FOR LINEARLY CONTROLLING OUTPUT...
The present invention relates to a unit current transformer device and a magnetic induction power supplying device, and particularly to a magnetic induction...
UNIVERSAL INPUT ELECTRONIC TRANSFORMER
An electronic transformer including an input receiving an input voltage. The input voltage being at least one selected from the group consisting of a first...
POWER TRANSMISSION NETWORK
A power transmission network includes a plurality of converters. Each converter includes first and second electrical terminals, each first electrical terminal...
POWER FREQUENCY CURRENT CONVERTER AND METHOD FOR CONTROLLING THE SAME
The present disclosure provides a power frequency current converter, including: an input side and an output side, wherein a current of the input side or the...
UNIVERSAL SOCKET SOLUTION
Embodiments of the invention relate to a universal power outlet, a universal junction box associated with a cover, and a universal extension cord. Sensors...
POWER CONVERTER AND CONTROLLING METHOD THEREOF
The present application discloses a power converter and a controlling method thereof. The power converter at least comprises an inductor, a parasitic...
ELECTRONIC CARD COMPRISING MAGNETIC ELEMENTS
An electronic board, in particular for a power electronics circuit such as a converter, comprises: a planar substrate having a first side and a second side...
ULTRA HIGH VOLTAGE REGULATOR
An ultra high voltage regulator includes a rectifying circuit, a first transistor, a second transistor, an output capacitor, a bootstrap diode, a bootstrap...
METHOD OF FEEDBACK COMMANDING A MONOPHASE RESONANT CONVERTER, A RELATED
MONOPHASE RESONANT CONVERTER AND A...
A resonant converter includes a primary switching circuit having a primary winding and a primary switching stage configured to drive the primary winding; a...
SERIES COMPENSATING ELECTRIC POWER TRANSMISSION SYSTEM
A series compensating electric power transmission system has an insulated type DC-DC converter that operates in the first through fourth quadrants, first and...
POWER CONVERSION CIRCUIT SYSTEM
The present invention provides a power conversion circuit system in which a circulating current can be reduced by accurately detecting the circulating current,...
SYSTEMS AND METHODS FOR CONSTANT CURRENT CONTROL WITH PRIMARY-SIDE SENSING
AND REGULATION IN VARIOUS OPERATION...
System and method for regulating a power converter. The system includes a first signal processing component configured to receive at least a sensed signal and...
A power converter that can be made compact and lightweight is provided. The power converter includes a control circuit power supply, a power semiconductor...
A power apparatus for an external load comprises a transformer, a power coordinating unit, a control unit and an internal load. The transformer is adapted for...
METHOD AND DEVICE FOR HIGH-POWER-FACTOR FLYBACK CONVERTER
The present disclosure is directed to a switching power converter having a power transistor controlled by a controller. The controller includes a multiplier...
ELECTRIC POWER SUPPLY SYSTEM
A converter can selectively use reactors through an ON-OFF control on relays by an electronic control unit. The first reactor is disposed as a component of the...
LOSSLESS POWER CONVERSION TO DC METHOD AND DEVICE
A device and a method for power conversion to DC using zero-current and/or zero-voltage switching. Provides output voltage of any level and polarity. Operates...
POWER SUPPLY CIRCUIT
A power supply circuit, such as a DC-DC converter includes a first transistor connected to an input voltage node, a second transistor connected between the...
Charge Shedding Circuit
In one embodiment, a method receives a shed comparison signal that is based on a comparison of a voltage detected from a voltage converter to a reference...
Current Metering For Transitioning Between Operating Modes In Switching
Current metering for transitioning to low power operation in switching regulators is disclosed. In an exemplary embodiment, a method is provided that includes...
DC POWER SUPPLY CONTROL SYSTEM AND CIRCUIT
A DC power supply control system includes a voltage conversion module configured to couple to a DC power supply and convert a DC voltage to a power voltage; a...
In a DC-DC converter, a voltage at a connecting point where a switching transistor is connected to an inductor is compared with a threshold voltage set within...
Slew Rate Enhancement For Transient Load Step Response
A power conversion circuit, such as a buck converter/regulator, includes a feedback loop operatively coupling the output voltage to the controller for the...
HIGH SPEED, EFFICIENT SIC POWER MODULE
A power converter module includes an active metal braze (AMB) substrate, power converter circuitry, and a housing. The AMB substrate includes an aluminum...
VOLTAGE CHARGE PUMP WITH SEGMENTED BOOST CAPACITORS
A voltage charge pump circuit with boost capacitor segments and boost delay chain structures are provided. The voltage charge pump circuit comprising a...
UNITED POWER MODULE AND SYSTEM USING THE SAME
A united power module having an external input and a first input is provided. The united power module includes a load block, a protection circuitry and a...
CONTROL DEVICE FOR A SWITCHING REGULATOR WITH INTERLEAVED CONVERTER
STAGES, SWITCHING REGULATOR AND...
A control device for a switching regulator, having two or more converter stages operating with interleaved operation, each comprising an inductive element and...
An embodiment of a snubber circuit that absorbs a surge voltage generated in a transformer of a switching power supply, comprises a diode, a zener diode...
UNDERVOLTAGE PROTECTION CIRCUIT, UNDERVOLTAGE PROTECTION METHOD AND
SWITCHING POWER SUPPLY
In one embodiment, an undervoltage protection circuit for a switching power supply can include: (i) an undervoltage detection circuit that determines whether...