216923 ⎘
Circuit arrangements for ac mains or ac distribution networks; Arrangements for adjusting, eliminating or compensating reactive power in networks using shunt compensators with stepless control wherein at least one reactive element is actively controlled by a bridge converter, e.g. active filters
Sub-classes:POWER CONTROL SYSTEM FOR POWER NETWORK
#2Grid-Forming Microinverter and Method Based on Bidirectional Flyback Converters
#3UTILIZATION OF DISTRIBUTED GENERATOR INVERTERS AS STATCOM
#4USER-INSTALLABLE PART INSTALLATION DETECTION TECHNIQUES
#5CONTROL METHOD, INVERTER, AND PHOTOVOLTAIC SYSTEM
#6SYSTEM AND METHOD FOR UNBALANCED CURRENT ADJUSTMENT FROM CAPACITY ENHANCEMENT AND SPLIT-PHASE OUTPUT OF DISTRIBUTION TRANSFORMER
#7System and method for controlling an active harmonic filter in an inverter-based resource
#8Power compensation control method and apparatus for high-power multi-functional efficient charging system
#9Control Method for a Grid Following Voltage Source Converter without Phase Locked Loop
#10USE OF DISTRIBUTED GENERATOR (DG) INVERTERS AS STATCOMS FOR DECREASING LINE LOSSES
#11USER-INSTALLABLE PART INSTALLATION DETECTION TECHNIQUES
#12HIGH ANTI-INTERFERENCE MICROSYSTEM BASED ON SYSTEM IN PACKAGE (SIP) FOR POWER GRID
#13POWER CONTROL SYSTEM AND HEAT PUMP SYSTEM
#14User-installable part installation detection techniques
#15Power flow control system for a distribution grid having a grid forming capability
#16POWER QUALITY COMPENSATION SYSTEM, A POWER ELECTRONIC CONTROLLER AND CONTROL METHOD OF THE SAME
#17Grid Forming Over Distribution Grid with Renewable Sources and Loads
#18Systems and methods for paralleling 3-wire and 4-wire 3-phase active harmonic filters
#19Power quality compensation system and control method with bus voltage and current peak control
#20Device for active electrical compensation
#21Method and system for locally controlling power delivery along a distribution feeder of an electricity grid
#22Utilization of distributed generator inverters as STATCOM
#23Magnetically controllable inductor in a series circuit
#24Magnetically controllable choke coil having central connection
#25Transformer converter with center tap inductance
#26Damping oscillations using active filters
#27Wind turbine assembly
#28Flexible reactive power compensation
#29Active filter for resonance reduction
#30System and method for stabilizing an alternating voltage grid
#31Reactive power control method, device and system
#32Method and system for locally controlling power delivery along a distribution feeder of an electricity grid
#33Active power filter-based modular multilevel converter
#34Power electronics conditioning system with half-winding generator setup
#35Method for black-starting an electrical grid
#36Hybrid control device for static synchronous compensator (STATCOM)
#37Use of distributed generator (DG) inverters as STATCOMs for decreasing line losses
#38Power-source power factor control system, phase modifying apparatus, and active filter apparatus
#39Relating to reactive power support in wind power plants
#40Active power filter with adjustable neutral current limit
#41Frequency converter and method in connection with a frequency converter
#42Arrangement for reactive power compensation
#43Reactive power control device and reactive power control method
#44UTILITY INTERACTIVE INVERTER WITH VAR DISPATCH CAPABILITIES
#45Utilization of distributed generator inverters as STATCOM
#46Controlling a wind turbine during over-voltage ride through
#47System and method for optimizing reactive power generation of a wind farm
#48Active filter for resonance reduction
#49System and method for controlling cluster-based wind farms
#50ACTIVE FILTER, CONTROL METHOD THEREOF, AND POWER MANAGEMENT SYSTEM COMPRISING ACTIVE FILTER
#51Gas turbine electrical power system and control strategy for limiting reverse power shutdown
#52Power electronic voltage tranforming apparatus with single-phase power electronic transformers
#53Electrical power systems having reactive power and harmonic support components
#54Power factor correction device and method for operating a power factor correction device
#55Multilevel converter with reduced AC fault handling rating
#56Reactive power compensator and method of controlling the same
#57Reactive power compensation apparatus and control method thereof
#58Unfolding bridge, inverter having reactive-power capability, and polarity reversing method
#59Electrical arrangement comprising sub-modules
#60Peer-to-peer: AC power grid compensation architecture
#61Power compensation apparatus and method of controlling the same
#62Cascaded photovoltaic grid-connected inverter, control method and control device for the same
#63Gas tube-switched flexible alternating current transmission system
#64Power control circuit and method for stabilizing a power supply
#65Fuel cell power plant with real and reactive power modes
#66Converter for symmetrical reactive power compensation, and a method for controlling same
#67DC/AC converter apparatus comprising means for controlling the reactive power and power conversion and generation system comprising such DC/AC converter apparatus
#68Control of reactive power in a wind power plant
#69Reconfiguration of the reactive power loop of a wind power plant
#70Hybrid winch with controlled release and torque impulse generation control for anchor handling offshore
#71Method and apparatus for compensating non-active currents in electrical power networks
#72System and method for improved reactive power speed-of-response for a wind farm
#73Power conversion device and method of controlling the same
#74Utilization of distributed generator inverters as STATCOM
#75Systems and methods for reactive power compensation
#76Distributed power source system with storage battery
#77Control apparatus for photovoltaic inverter
#78Compensating electrical harmonics on the electrical grid
#79Wireless power transfer systems using load feedback
#80Active front-end rectifier filter delay compensation method based on model predictive control
#81Meter/voltage regulator with volt-ampere reactive control positioned at customer site
#82Static synchronous compensator and voltage control method
#83Methods and systems for integrated Volt/VAr control in electric network
#84Active filter for resonance reduction
#85Renewable energy site reactive power control
#86Three-phase power conversion with power factor correction operational day and night
#87Systems and methods for grid interactive UPS
#88Systems and methods for multi-use multi-mode ups
#89Single phase power system controller and method therefor
#90Balancing power grid parameters using distributed energy control
#91Systems and methods for utilizing an active compensator to augment a diode rectifier
#92Static synchronous compensator systems and related methods
#93Reactive power regulation
#94Inverter and active power filter system utlizing an auxiliary capacitor module
#95Adaptive controller for STATCOM to enhance voltage stability
#96Wind farm harmonic predictor and method for predicting harmonics
#97Reactive energy compensator comprising N parallel inverters, N capacitor banks, and means for connecting the banks through passive electrical components
#98Reactive energy compensator and associated method for balancing half-bus voltages
#99Method and apparatus for controlling a frequency converter
#100System and method for reducing harmonic distortion
#101Methods and systems for controlling a power converter
#102Systems and methods for switch-controlled VAR sources coupled to a power grid
#103System and method for Var injection at a distributed power generation source
#104Master-slave architecture for controlling operation of photovoltaic power plants
#105Voltage source converter and a method for fault handling thereof
#106Inverter capable of providing reactive power
#107CHARGING APPARATUS OF MOBILE VEHICLE
#108Utilization of distributed generator inverters as STATCOM
#109Method for regulation of power converters and arrangement for carrying out the method
#110System and method for providing reactive power using electric car battery
#111MODULES FOR AN ACTIVE MAINS FILTER AND ACTIVE MAINS FILTER
#112Reactive power compensation in electrical power system
#113Arrangement For Exchanging Power
#114Power control circuit and method for stabilizing a power supply
#115Arrangement for exchanging power
#116Method of load leveling in an energy-generating installation
#117System and method for distribution of inverter VAR support
#118ELECTRICAL ENERGY GENERATING INSTALLATION DRIVEN AT VARIABLE ROTATIONAL SPEEDS, WITH A CONSTANT OUTPUT FREQUENCY, ESPECIALLY A WIND POWER INSTALLATION
#119METHOD AND SYSTEM FOR MANAGING POWER QUALITY AND EFFICIENCY
#120Control device reactive power compensator and method
#121Methods for minimizing double-frequency ripple power in single-phase power conditioners
#122METHOD AND SYSTEM FOR MANAGING POWER QUALITY AND EFFICIENCY
#123Apparatus and method for controling power quality of power generation system
#124DC capacitor balancing
#125System stabilizing device
#126Automatic self-adjusting voltage controller
#127Grid-interactive photovoltaic generation system with power quality control and energy saving
#128Static compensator and method for controlling thereof
#129Universal three phase controllers for power converters
#130Wind mill power flow control with dump load and power converter
#131Methods for minimizing double-frequency ripple power in single-phase power conditioners
#132Voltage regulator with inductor banks
#133STATCOM system for providing reactive and/or active power to a power network
#134Reactive power compensation in solar power system
#135Multi-function three-phase active power filter
#136Power compensator and method for providing a black start with that compensator
#137Universal three phase controllers for power converters
#138Systems and methods for reducing distortion in a power source using an active harmonics filter
#139Systems and methods for voltage SAG compensation
#140Methods for minimizing double-frequency ripple power in single-phase power conditioners
#141Utility interactive inverter with VAR dispatch capabilities
#142Modularized active power filter
#143Energy converter system with reactive-power-management
#144Method and device for injecting reactive current during a mains supply voltage dip
#145Method of designing a static synchronous compensator based on passivity-based control
#146Active power filter
#147Active filter
#148Integrated closed loop control method and apparatus for combined uninterruptible power supply and generator system
#149Method of operating a converter circuit
#150Universal three phase controllers for power converters
#151Voltage regulator with inductor banks
#152Active power conditioner for AC load characteristics
#153Power conversion and voltage sag correction with regenerative loads
#154Active type harmonic suppression apparatus
#155Reactive power compensator
#156Active power filter apparatus with reduced va rating for neutral current suppression
#157Reactive power compensator device
#158Power converter circuit and associated triggering method for generators with dynamically variable power output
#159Wide bandwidth AC-DC power converter
#160Equipment and method for exchanging power, in shunt connection, with an electric power network, and use of such equipment
#161Hybrid parallel active power filter for electrified railway system
#162Continuous reactive power support for wind turbine generators
#163Hybrid power flow controller and method
#164Integrated closed loop control method and apparatus for combined uninterruptible power supply and generator system
#165Inverter system with reactive power support and control method thereof
#166System and method for creation and operation of a microgrid from a preexisting electric grid
#167Method for reactive power oscillation damping for a wind turbine system with integrated reactive power compensation device
#168System and method for reactive power control of wind turbines in a wind farm supported with auxiliary reactive power compensation
#169System and method for reactive power control of a wind turbine by varying switching frequency of rotor side converter
#170Hybrid STATCOM with wide compensation range and low DC-link voltage