Electric drivetrain of a device, and gas compression equipment including such a drivetrain

Methods and apparatus for EMI filter having switched capacitance based on loading

Decomposition and mitigation of a disturbance being present at an electric connection between an electric power generating system and a power grid

HVDC converter with neutral-point connected zero-sequence dump resistor

Conducted emissions filters

Power conversion apparatus with low common mode noise and application systems thereof

Method for controlling harmonics and resonances in an inverter

Method and apparatus for implementing a power converter input terminal voltage discharge circuit

Micro-inverter with improved control

ELECTROMAGNETIC INTERFERENCE FILTER, AND POWER SUPPLY APPARATUS AND DISPLAY APPARATUS INCLUDING THE SAME

Switching power supply with fundamental frequency control

Noise filtering

Method and apparatus for inverter output current harmonic reduction

Digital EMI filter

Varying switching frequency and period of a power supply controller

Voltage converting apparatus and sub-harmonic detector thereof

Switching Power Supply

EMI filter using active damping with frequency dependant impedance

THREE PHASE BOOST CONVERTER TO ACHIEVE UNITY POWER FACTOR AND LOW INPUT CURRENT HARMONICS FOR USE WITH AC TO DC RECTIFIERS

Cascaded H-Bridge (CHB) inverter level shift PWM with rotation

Passive power factor correction circuit

Series switch bridgeless power supply

Power conversion circuits

Apparatus and method for controlling DC-AC power conversion

SYSTEMS AND METHODS FOR OPERATING AN AC/DC CONVERTER WHILE MAINTAINING HARMONIC DISTORTION LIMITS

Method of suppressing electromagnetic interference emission

Electromagnetic interference emission suppressor

Power supply input routing

Harmonic regulator for current source rectification and inversion

Electrical control system

Printed circuit board

Power conversion apparatus

Power conversion apparatus

Cascaded H-bridge (CHB) inverter level shift PWM with rotation

AC/DC power converter with improved power factor and improved THDi

Electro-mechanical kinetic energy storage device and method of operation

Variable input control for improving switched power supplies

Sensing and control for improving switched power supplies

Selective control for improving switched power supplies

Power inverter including a power semiconductor module

Control circuit for discontinuous conduction mode power factor correction converter using harmonic modulation

Systems and Methods for Balancing UPS Source Currents During Unbalanced Load Transient Conditions

System and method for suppression of peaking in an external LC filter of a buck regulator

M2LC system and method for controlling same

Method and apparatus for controlling a grid-connected converter

Multiple inverter and active power filter system

Power converting apparatus

Three-phase AC-DC converter circuit and conversion method and control system thereof

Power electronic converter for use in high voltage direct current power transmission

Method of Damping Harmonic Output

Power supply device for a nonlinear, time-varying load

DEVICE FOR SUPPRESSING HIGH-FREQUENCY CURRENTS IN INFEED LINES OF AN INVERTER

Power factor correction device, and controller and THD attenuator used by same

Method to minimize input current harmonics of power systems such as ESP power systems

Motor-driving system

Fast power-up bias voltage circuit

Power supply device for a household appliance and an operating method thereof

Independently adjustable current and voltage AC-AC converter

ELECTRO-MAGNETIC INTERFERENCE REDUCTION CIRCUIT FOR POWER CONVERTERS AND METHOD FOR THE SAME

MOTOR DRIVE SYSTEM EMPLOYING AN ACTIVE RECTIFIER

Three-phase AC to DC converter and air conditioning apparatus using three-phase AC to DC converter

Power receiving device and wireless power supply system

Power converter that delays state changes of on/off pulses and control method thereof

Leakage current reducing apparatus

Three phase inverter driver

COMPOSITE AC TO DC CONVERTER WITH BOOSTING CAPABILITIES

Hybrid 2-level and multilevel HVDC converter

Switching power supply device

Integrated magnetic device for low harmonics three-phase front-end

Harmonic cancelling interphase magnetic device

Power converter based on H-bridges

System for managing DC link switching harmonics

Power conditioner

Resonance frequency adjusting circuit

Composite AC-to-DC power converter using midpoint method

SIGNAL PROCESSOR, FILTER, CONTROL CIRCUIT FOR POWER CONVERTER CIRCUIT, INTERCONNECTION INVERTER SYSTEM AND PWM CONVERTER SYSTEM

Phase shift transformer in multi-level medium voltage inverter

Method of reducing common mode current

Grid-connected inverter and method for filtering AC output thereof

Power conversion apparatus

Adaptive harmonic reduction apparatus and methods

Varying switching frequency and period of a power supply controller

Apparatus for converting direct current to alternating current using a frequency converter

Synchronized Power Supply for Medical Imaging

POWER CONVERTER

PHASE-CONTROLLED AC VOLTAGE STABILIZING CIRCUIT

Method and apparatus to reduce line current harmonics from a power supply

Inverter apparatus including control circuit employing two-phase modulation control, and interconnection inverter system including the inverter apparatus

POWER CONVERSION DEVICE

Controller for a power converter and method of operating the same

Modified voltage source converter structure

Methods, systems and apparatus for controlling third harmonic voltage when operating a multi-phase machine in an overmodulation region

MULTILEVEL POWER CONVERTER OR INVERTER ARRANGEMENT USING H BRIDGES

Method for controlling a converter

Phase-displacement of a power converter in a wind turbine

Reverse charging prevention system for mild hybrid vehicle

Configurable hybrid converter circuit

Systems and methods for reducing harmonic distortion in electrical converters

Power converter with controlled current source to reduce harmonic distortion

Method and apparatus for implementing a power converter input terminal voltage discharge circuit

Circuit and method for sub-harmonic elimination of a power converter

Discontinuous pulse width drive modulation method and apparatus for reduction of common-mode voltage in power conversion systems

System and method for damping LC circuits in power conversion systems

LED driver with low harmonic distortion of input AC current and methods of controlling the same

Surge suppression circuit for a load control device

Reconfigurable power converter module

Adaptive current limiter and dimmer system including the same

Method of controlling a PFC stage operating in boundary conduction mode, a PFC stage, and an SMPS

Power conversion device

Controlling method of switches of switching arms, notably for charging accumulation means, and corresponding charging device

Power conversion device and method for controlling thereof

Output current distortion compensating apparatus in inverter

Apparatus and method for controling power quality of power generation system

Active switching ripple filter

Method for smoothing alternating electric current from a number of power generating units and wind power plant including a number of wind mills with variable rotational speed

System interconnection inverter with bypass path

Power conversion apparatus

Plug-in power line conditioner

Power conditioning unit

Method and apparatus for operation of a converter circuit having plural phase modules and sub-converter systems for the phase modules

Power Conversion Device

Power input device with current pulse multiplier transformer to reduce harmonic currents in converter/inverter circuits and devices, and method of making the same

Current controller device and vector control method for controlling power conversion

SWITCHING POWER SUPPLY

Power converter, control method thereof, and direct matrix converter

Method and apparatus to reduce line current harmonics from a power supply

Multi-Stage Charge Pump with Variable Number of Boosting Stages

Distributed power generation interface

Electrical power-saving control apparatus, power supply including that apparatus and power-saving method thereof

Frequency compression for an interleaved power factor correction (PFC) converter

System and method for monitoring power filters and detecting power filter failure in a wind turbine electrical generator

Composite 24-pulse AC to DC power converter having a main rectifier and multiple auxiliary rectifiers

Method and apparatus for generating power in a wind turbine

Power conversion apparatus

Device for controlling regeneration energy in an electronic motor drive having an LC filter to reduce conducted emissions from the motor back to the voltage source

DEVICE FOR SUPPLYING WARM WATER AND METHOD THEREOF

Apparatus for converting direct current to alternating current using an active filter to reduce double-frequency ripple power of bus waveform

Apparatus and method for controlling DC-AC power conversion

Method and apparatus for implementing a power converter input terminal voltage discharge circuit

Power conversion device

Line filter and use of a line filter

Buck converter having reduced ripple under a light load

Machine, Computer Program Product And Method For Implementing An Improved Efficiency And Reduced Harmonic Distortion Inverter

Inverter Topology For Improved Efficiency And Reduced Harmonic Distortion

Closed loop negative feedback system with low frequency modulated gain

Differential element with harmonic blocking and harmonic restraint operating in parallel

System-interconnected inverter

Inverter for a distributed power generator

AC mains filter and power supply system

Switching power converter for suppressing common mode noise

EMC filter

Power system

Extending input to output voltage range in multiple channel switching regulator applications

Motor drive system and its control method

Device for feeding back power

Active filtering device for a power supply

POWER CONVERTER

Driving with inverters with low switching losses

Variable PFC and grid-tied bus voltage control

Led driver with low harmonic distortion of input AC current and methods of controlling the same

Low-voltage harmonic filter for full-scale converter systems

Modular multi-pulse transformer rectifier for use in symmetric multi-level power converter

Method and apparatus to reduce line current harmonics from a power supply

Electric power supply circuit with PAM waveform correction

Method and Arrangement for Harmonic Wave Suppression in AC Voltage-Operated PTC Air Heaters

Converter with reduced harmonic waves

Method of designing a multi-winding device

Transient voltage and harmonic currents quashing (THQ) transformers, transformer winding topology, and method of making the same

Electric Power Converter

Method for smoothing alternating electric current from a number of power generating units and wind power plant including a number of wind mills with variable rotational speed

Matrix converters for wind energy conversion systems

Method for operating a converter circuit and apparatus for implementing the method

Mitigation of unbalanced input DC for inverter applications

Filter circuit and method of controlling same

AC voltage output apparatus and hybrid vehicle including the same

Device for connection to an impedance having a mainly inductive character

Dynamic harmonic filter for an AC power system

Three-phase voltage source inverter system

AC to DC power supply having zero frequency harmonic contents in 3-phase power-factor-corrected output ripple

Low-leakage EMC filter

Electronic power-saving device

Power converting apparatus with main converter and sub-converter

Power converter and its control method and air conditioner

Switching mode power supplies with digital electromagnetic interference control

Three-phase multi-winding device

Power grid filter choke

Method and arrangement for harmonic-wave suppression for AC voltage-operated PTC heaters

Zero-current notch waveform for control of a three-phase, wye-connected H-bridge converter for powering a high-speed electric motor

Method for operating a converter circuit, and device for carrying out the method

Controlled harmonics power supply for welding-type system

Method and system for pulse position scheduling in electric drives

Asymmetrical interleaving strategy for multi-channel power converters

Harmonic disturbance regulator

Active filter for reduction of common mode current

Cooling systems for variable speed drives and inductors

System and method to extend synchronous operation of an active converter in a variable speed drive

Variable speed drive with integral bypass contactor

Common mode & differential mode filter for variable speed drive

Active EMC filter for machine tools

CONSTANT VOLTAGE POWER SUPPLY CIRCUIT

Multiphase current supplying circuit, driving apparatus, compressor, and air conditioner

Bus disturbance regulator

Power conversion control apparatus and power conversion control method

Method for smoothing input current to a power delivery system having regeneration capability

Integrated DC link inductor and common mode current sensor winding

Electronic apparatus, AC/DC conversion device and power factor correction circuit thereof

DC/AC converter with dampened LCL filter distortions

CONVERTER HAVING A DAMPING CONTROL CIRCUIT

Transformerless utility-grid-interactive inverter

Modulation methods and apparatus for reducing common mode noise

Device and method for controlling an electric power converter

Method for operation of a converter circuit, as well as an apparatus for carrying out the method

Power control apparatus and method

Low loss propulsion system

Output power factor control of pulse-width modulated inverter

Electric power converter

Electric engine start system with active rectifier

Parameterization method for a converter and converter implementing the method

SPLIT PHASE POLYPHASE INVERTER

Method for suppressing common mode noise

Filter

Constant voltage power supply circuit

Circui and method for reducing interference from switched mode circuits

Power converter system and method

Active filter for reduction of common mode current

Apparatus for power control by phase gating and a method for harmonic reduction

Voltage control and harmonic minimization of multi-level converter

Energy saving startup circuit for power supply

Power source apparatus

System and method for reducing harmonic effects on a power delivery system

Tuner-compatible switch mode power supply architecture

Switch for power factor correction circuits

Pulse width modulation frequency dithering in a switch mode power supply

Switching power supply circuit

Compensator with filter for use with a three-phase drive powering a one-phase load

Systems and methods for reducing the magnitude of harmonics produced by a power inverter

PFC pre-regulator frequency dithering circuit

Pulse width modulation (PWM) utilizing a randomly generated pattern subsequently modified to create desired control characteristics

Amplifying circuit, noise reducing apparatus and power converting apparatus

Control method of AC/DC power converter for input current harmonic suppression

Electric power converter for reducing generated high frequency components

Filter device

AC-DC converting device, and electrical apparatus provided with AC-DC converting function

Electric power converter

Switching device and related operating method

Method and control circuit for reducing line-bound disturbances in a pulse-width modulated control of an electric motor

DC-DC switching converter device

System and method for determining harmonic contributions from non-linear loads without disconnecting any load

AC/DC converter and method of modulation thereof

Synchronized power supply for medical imaging

Methods for managing electrical power

Split phase polyphase inverter

Method for using a programmable operating frequency for a DC-to-DC converter for use with embedded wireless products

Direct current and alternating current motor and generator utilizing a periodic transformation system

Voltage source converter

Harmonic control and regulation system for harmonic neutralized frequency changer

Method and apparatus for rejecting the second harmonic current in an active converter with an unbalanced AC line voltage source

Utility grid-interactive power converter with ripple current cancellation using skewed switching techniques

Apparatus for controlling power factor compensation in inverter control circuit and method thereof

Direct current voltage transformer

Power converter system and method

Method for controlling an electric motor to reduce EMI

Method for improving the mode of operation of a matrix converter

Switching regulator with reduced conducted emissions

Power converter for a hybrid power filter

Transition mode operating device for the correction of the power factor in switching power supply units

Power system having a phase locked loop with a notch filter

Method and arrangement in connection with network inverter

Apparatus for controlling the power of an AC voltage supplying an electrical consumer by phase control and method for reducing harmonics

Method of operating a switched-mode power supply and switched-mode power supply

Multi-pulse converter circuits

Harmonic neutralized frequency changer

Amplifying circuit, noise reducing apparatus and power converting apparatus

Ripple-current reduction schemes for AC converters

Ripple-current reduction for transformers

Power supply apparatus for electric operation

Active damping control for L-C output filters in three phase four-leg inverters

12th active filter capable of concurrently removing 11th and 13th harmonics

System and method for determining harmonic contributions from non-linear loads

Active filter for multi-phase AC power system

Methods and apparatus for current control of a three-phase voltage source inverter in the overmodulation region

Electrical filters

Electronic device with frequency dithering

Thermal management device for energy storage system, method for controlling the thermal management device for energy storage system, and energy storage system

Resonant converter with multiple resonant tank circuits

Tube light with improved LED array

Synchronverter power control during unbalanced grid conditions

Attenuating harmonic current in power transmission lines

Inverter for a low frequency amplifier with high drive voltage, high power density, high efficiency, and wide bandwidth operation

Tube light with improved LED array

Tube light with improved LED array

Tube light with improved LED array

Harmonic regulator with loop delay compensation

Generator systems and controllers

Control circuit and control method for a three phase Vienna converter

Coordinated power converters for increased efficiency and power electronics lifetime

Inverter control device

Controlled power adjustments

Common voltage reduction for active front end drives

Low harmonic down-converting rectifier for wireless power transfer receiver