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Patent # Description
2019/0089291 TEMPERATURE MONITORING
The present disclosure relates to an electronic circuit for detecting the current winding temperature of phase windings and/or other characteristics of an...
2019/0089290 HIGH SPEED MOTOR DRIVE
A system to provide power to a downhole-type tool includes a downhole-type electric motor that can be positioned in a wellbore and a variable speed drive...
2019/0089289 ELECTRIC MOTOR WITH INDEPENDENT POLE CONTROL
An electric motor includes a rotor assembly including a component rotatable about an axis and a stator assembly including a plurality of poles positioned...
2019/0089288 ELECTRONIC CONTROL DEVICE AND CONTROL METHOD THEREOF
Provided is an electronic control device including inverter circuits of first and second systems for driving a multiphase motor with first and second coil sets...
2019/0089287 POWER CONVERSION DEVICE, MOTOR DRIVE UNIT, AND ELECTRIC POWER STEERING DEVICE
A power conversion device may include a first inverter to which a first end of each phase winding is coupled; a second inverter to which a second end of each...
2019/0089286 INVERTER CONTROL METHOD, CONTROL DEVICE, AND INVERTER
A control method of an inverter for outputting polyphase alternate-current electrical power is provided. In the control method, modified PWM pulses of...
2019/0089285 MOTOR DRIVING DEVICE
API duty calculation unit of a microcomputer that performs control at a predetermined control period calculates a duty ratio of a voltage applied to a coil of...
2019/0089284 FREQUENCY CONVERTER, BYPASS FREQUENCY CONVERSION CONTROL SYSTEM AND SWITCHING CONTROL METHOD THEREOF
This invention provides a frequency converter and bypass frequency conversion control system, and its switching control method, belonging to the technical...
2019/0089283 Identification of a Secondary Part During Use in a Linear-Motor-Based System
A method for identifying a secondary part during use in a linear-motor-based system, wherein a primary part includes primary-part coils in the...
2019/0089282 METHOD, ANGLE DETERMINATION APPARATUS AND CONTROL APPARATUS
The present invention discloses a method for determining a rotor angle of a rotor of an electric machine, having the steps of producing a torque-dependent test...
2019/0089281 ACTIVE STABILIZATION OF DC LINK IN MOTOR DRIVE SYSTEMS
The present disclosure provides a system and method that provides active damping at the input of a motor drive system without the need for the hardware used in...
2019/0089280 POWER GENERATOR SYSTEM AND GENERATOR EXCITER DEVICE THEREOF
A power generator system includes a field winding, an alternator, a voltage regulator and a generator exciter device. The field winding generates a magnetic...
2019/0089279 POWER GENERATION SYSTEM, SYSTEM FOR SUPPRESSING SUB-SYNCHRONOUS OSCILLATION AND METHOD FOR CONTROLLING...
The present invention discloses a power generation system including a double-fed induction generator, a power converter, and a controller. The double-fed...
2019/0089278 ADAPTIVE CONTROL SYSTEM FOR A VARIABLE SPEED ELECTRICAL GENERATOR
Systems, apparatuses, and methods are disclosed herein for controlling a variable speed electrical generator. The method includes setting a threshold for a...
2019/0089277 BRUSHLESS DC MOTOR CONTROL UNIT
An electrical switch unit for use with an electrical device to control operation of a DC motor of the electrical device, the electrical switch unit comprising:...
2019/0089276 METHOD AND DEVICE FOR OPERATING AN ELECTRICALLY COMMUTATED MACHINE
A method and device for operating an electrically commutated machine having a rotor on which a first gear of a transmission can be situated, wherein a...
2019/0089275 DRIVE DEVICE
A drive device includes a motor, an inverter, and a rotation angle detector. The rotation angle detector includes a resolver and an electronic control unit....
2019/0089274 MOTOR CONTROL INTEGRATED CIRCUIT
A motor control integrated circuit according to embodiments outputs predetermined PWM signals to an inverter circuit that drives a synchronous motor and is...
2019/0089273 BRAKING SYSTEM FOR ELECTROMAGNETIC MOTORS
A method for preventing motion of an output shaft (401), of an electromagnetic motor comprising a coil assembly, when a mechanical brake (400) is released,...
2019/0089272 BRAKING SYSTEM FOR ELECTROMAGNETIC MOTORS
A mechanical brake for arresting movement of the output shaft of a linear electric motor, comprising a pivotally mounted plate having a space for receiving the...
2019/0089271 BRAKING SYSTEM FOR ELECTROMAGNETIC MOTORS
A method for controlling a braking system of an electromagnetic motor, the electromagnetic motor having a moveable output shaft, comprising the steps of:...
2019/0089270 ELECTROSTATIC INDUCTION SYSTEM FOR GLOBAL ENVIRONMENTAL CONSERVATION
An electrostatic induction system includes used activated carbon as electron-collecting units, to which electrons are supplied by an electrostatic induction...
2019/0089269 GENERATOR OF ELECTRICITY COMPRISING A MAGNETO-ELECTRIC CONVERTER AND ASSOCIATED MANUFACTURING PROCESS
An electrical generator comprises a converter including two electrical terminals for converting a variation in a magnetic field into a potential difference...
2019/0089268 MAGNETIC SHAPE MEMORY ALLOY ACTUATOR
The present invention relates to an actuator based on a magnetic shape memory alloy (MSMA), a new family of crystalline materials which exhibit strain...
2019/0089267 POWER CONVERSION APPARATUS
In a power conversion apparatus, a controller calculates a duty ratio being a ratio of an on-duration of each of bridge-circuit switches configured by first to...
2019/0089266 POWER CONVERTER AND AIR CONDITIONER EQUIPPED WITH THE SAME
In a power converter, modules are electrically interconnected by a busbar and joint members. Each joint member has a connecting portion formed on one side and...
2019/0089265 POWER CONVERSION DEVICE
A power conversion device that can prevent decrease in sealing properties between a case and a fixed member. The power conversion device has a case, a fixed...
2019/0089264 SYNCHRONOUS RECTIFIER CIRCUIT AND SWITCHING POWER SUPPLY APPARATUS
Based on a control voltage outputted by a secondary-side control circuit and a drain voltage of a second transistor that has a drain electrode connected to a...
2019/0089263 ISOLATED DC-DC CONVERTER
In described examples, an isolated DC-DC converter includes an input node for receiving an input voltage, and a transformer including a primary side having...
2019/0089262 ISOLATED DC-DC CONVERTER
An isolated DC-DC converter 400 includes a plurality of modules, an output node, and a transformer with a secondary side having first and second terminals and...
2019/0089261 ISOLATED DC-DC CONVERTER
In described examples, an isolated DC-DC converter includes: an input node for receiving an input voltage; a transformer including a primary side having first...
2019/0089259 POWER CONVERTER MODULE
A power converter module includes a carrier board, a transformer, and an inductor. A converter and a rectifying unit are arranged on the carrier board. The...
2019/0089258 SLEW-CONTROLLED SWITCHED CAPACITORS FOR AC-DC APPLICATIONS
In a power converter, a regulator that receives a first voltage couples to a switched-capacitor converter that provides a second voltage. Slew-control...
2019/0089257 Standby Power
Various embodiments of apparatuses, systems, and methods for controlling the operating status of a power converter during, a standby mode, a powered mode, and...
2019/0089256 SINGLE-STAGE POWER CONVERTER WITH POWER FACTOR CORRECTION
Systems, methods, and apparatus for a circuit with power factor correction (PFC) are disclosed. In one or more embodiments, the disclosed method comprises...
2019/0089255 CONTROL CIRCUIT AND CONTROL METHOD OF FLYBACK CONVERTER
Embodiments of the present application provide a control circuit and a control method of a flyback converter, the control circuit comprises: a first sampling...
2019/0089254 HALF BRIDGE RESONANT CONVERTERS, CIRCUITS USING THEM, AND CORRESPONDING CONTROL METHODS
A half bridge resonant converter comprises a half bridge inverter having a high side switch and a low side switch with an output defined from a node between...
2019/0089253 DC-DC CONVERTER
A DC-DC converter may include a first lower FET and a first upper FET connected in series between a high potential output wiring and a low potential wiring,...
2019/0089252 HIGH EFFICIENCY CONVERTER
A high efficiency converter is provided. The converter can be used in applications requiring fast transient response under a first loading condition, and high...
2019/0089251 SINGLE INDUCTOR MULTI-OUTPUT BUCK-BOOST CONVERTER AND CONTROL METHOD THEREOF
A converter can include: (i) a first switch having a first terminal for receiving an input voltage, and a second terminal coupled to a first terminal of a...
2019/0089250 POWER CONVERTER WITH ZERO-VOLTAGE SWITCHING
A power converter circuit includes a power stage that includes a transformer and a switch. The switch can be controlled in response to a PWM signal to provide...
2019/0089249 SWITCH CONTROL CIRCUIT AND BUCK CONVERTER INCLUDING THE SAME
A buck converter includes a power switch having one end to which an input voltage is transferred, a synchronous switch connected between the other end of the...
2019/0089248 VOLTAGE CONVERSION APPARATUS AND CONTROL METHOD THEREFOR
A voltage conversion apparatus includes a power supply circuit with a first switch, a voltage conversion circuit, and a protective circuit with a detection...
2019/0089247 FAST MODE TRANSITIONS IN A POWER CONVERTER
Disclosed embodiments of a power converter include a power output stage for generating a first voltage output and an auxiliary power output stage for...
2019/0089246 SHUNT REGULATOR INCLUDING RAMP CONTROL CIRCUIT
In some examples, a shunt regulator includes a plurality of selection pins configured to receive a digital signal. The shunt regulator also includes an...
2019/0089245 LIMITING AVERAGE CURRENT IN A PEAK-CONTROLLED BOOST CONVERTER
A method may include monitoring a current through a power inductor of a boost converter and detecting when a mathematical integral of a difference between the...
2019/0089244 Power Regulation with Charge Pumps
The present disclosure describes aspects of power regulation with charge pumps. In some aspects, an integrated circuit (IC) includes multiple processor cores...
2019/0089243 ON-VEHICLE POWER CONVERSION APPARATUS
This on-vehicle power conversion apparatus is provided with: a power conversion circuit to which DC power is inputted; and a noise reduction unit that is...
2019/0089242 POWER SUPPLY DEVICE AND METHOD OF CONTROLLING POWER SUPPLY DEVICE
A power supply device according to the present invention detects a value of an input voltage (power supply voltage) by an input side voltage detection circuit,...
2019/0089241 Reconfigurable Bidirectional DC-AC Power Inverter for Worldwide Voltages
Systems and method are provided for using a single reconfigurable alternating current (AC)/direct current (DC) voltage converter to support a three phase mode...
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