Arrangements for reducing harmonics or ripples

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HELECTRICITY H02Electric power H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER SYSTEMS FOR STORING ELECTRIC ENERGY H02J3/00Circuit arrangements for ac mains or ac distribution networks

Current Industry

H02J3/01Arrangements for reducing harmonics or ripples

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Alternating-current power harmonic-based circuit state detection
- Patent number 12,308,645
- Issue date May 20, 2025
- Google LLC
- Xiaohu Zhou
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System and method for controlling an active harmonic filter in an i...
- Patent number 12,301,005
- Issue date May 13, 2025
- GE Vernova Infrastructure Technology LLC
- Pushkar Chandrakant Chaudhari
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System, method, and circuit for alternating current (AC) and direct...
- Patent number 12,294,288
- Issue date May 6, 2025
- Analog Devices, Inc.
- Noe Quintero
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power conversion device, control device, and distributed power sour...
- Patent number 12,288,985
- Issue date Apr 29, 2025
- TMEIC Corporation
- Takashi Shigemasa
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and system of self-adaptive setting of closed-loop parameter...
- Patent number 12,278,492
- Issue date Apr 15, 2025
- Shandong University
- Yuanyuan Sun
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Modular power grid
- Patent number 12,255,451
- Issue date Mar 18, 2025
- Apparent Labs, LLC
- Stefan Matan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Power-electronic device comprising a transformer unit and method
- Patent number 12,237,677
- Issue date Feb 25, 2025
- SMA Solar Technology AG
- Sebastian Umlauf
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Efficient hierarchical distributed power storage
- Patent number 12,237,682
- Issue date Feb 25, 2025
- BREAKEATS LLC
- Robert James Fanfelle
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Photovoltaic rapid shutdown system and control method therefor
- Patent number 12,237,683
- Issue date Feb 25, 2025
- SUNGROW POWER SUPPLY CO., LTD.
- Qiaodi Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Highly flexible, electrical distribution grid edge energy manager a...
- Patent number 12,224,583
- Issue date Feb 11, 2025
- Gridbridge, Inc.
- Chad Eckhardt
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Power management device
- Patent number 12,199,434
- Issue date Jan 14, 2025
- Hyundai Motor Company
- Seong Chul Ahn
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Active rectifier with phase locked varying switch frequencies
- Patent number 12,184,071
- Issue date Dec 31, 2024
- Hamilton Sundstrand Corporation
- Huazhen H. Chai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power conversion system with ripple injection and power conversion...
- Patent number 12,184,166
- Issue date Dec 31, 2024
- Delta Electronics, Inc.
- Yu-Jen Lin
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Line reactor protection security using local frequency measurement
- Patent number 12,176,716
- Issue date Dec 24, 2024
- Schweitzer Engineering Laboratories, Inc.
- Ritwik Chowdhury
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power conversion system and communication method thereof
- Patent number 12,160,165
- Issue date Dec 3, 2024
- Delta Electronics (Shanghai) Co., Ltd.
- Hong Liu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power control system and device
- Patent number 12,155,212
- Issue date Nov 26, 2024
- Daikin Industries, Ltd.
- Masaki Kouno
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Active rectifier with phase locked varying switch frequencies
- Patent number 12,142,918
- Issue date Nov 12, 2024
- Hamilton Sundstrand Corporation
- Huazhen H. Chai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Parameter design method for series passive impedance adapter applic...
- Patent number 12,132,315
- Issue date Oct 29, 2024
- ELECTRIC POWER RESEARCH INSTITUTE. CHINA SOUTHERN POWER GRID
- Hong Rao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Active harmonics cancellation
- Patent number 12,132,311
- Issue date Oct 29, 2024
- WiTricity Corporation
- Marcel Fischer
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Apparatus and method for controlling delta-connected cascaded multi...
- Patent number 12,113,456
- Issue date Oct 8, 2024
- ABB Schweiz AG
- Xing Huang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching valve
- Patent number 12,107,419
- Issue date Oct 1, 2024
- GE INFRASTRUCTURE TECHNOLOGY LLC
- Pablo Briff
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Active power filtering-based harmonic suppression method, system an...
- Patent number 12,100,956
- Issue date Sep 24, 2024
- North China Electric Power University
- Chongru Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Hybrid compensation system and control method thereof
- Patent number 12,040,764
- Issue date Jul 16, 2024
- Delta Electronics (Shanghai) Co., Ltd.
- Jianfei Zheng
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Power supply system, power supply method, control apparatus, and co...
- Patent number 12,015,304
- Issue date Jun 18, 2024
- HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD.
- Zhou Shu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Virtual power grid
- Patent number 11,984,722
- Issue date May 14, 2024
- Apparent Labs, LLC
- Stefan Matan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Ferromagnetic harmonic elimination method for active matched resist...
- Patent number 11,973,337
- Issue date Apr 30, 2024
- QUJING POWER SUPPLY BUREAU OF YUNNAN POWER GRID CO., LTD
- Xiaohong Zhu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Mitigation of harmonic disturbances in a power converter
- Patent number 11,967,891
- Issue date Apr 23, 2024
- EATON INTELLIGENT POWER LIMITED
- Huaqiang Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Regulation method and regulation device for converter of wind turbi...
- Patent number 11,962,158
- Issue date Apr 16, 2024
- Xinjiang Goldwind Science & Technology Co., Ltd.
- Zhongchuan Jiang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power-electronic device comprising a transformer unit and method
- Patent number 11,942,785
- Issue date Mar 26, 2024
- SMA Solar Technology AG
- Sebastian Umlauf
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Power supply circuit, compensation circuit and harmonic distortion...
- Patent number 11,942,786
- Issue date Mar 26, 2024
- SHANGHAI BRIGHT POWER SEMICONDUCTOR CO., LTD.
- Jianjing Lv
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
HIGHLY FLEXIBLE, ELECTRICAL DISTRIUBTION GRID EDGE ENERGY MANAGER A...
- Publication number 20250183709
- Publication date Jun 5, 2025
- GRIDBRIDGE, INC.
- Chad Eckhardt
- G05 - CONTROLLING REGULATING
Information Patent Application
CONTROL DEVICES TO HANDLE UNBALANCED LOADS FOR POWER SOURCES
- Publication number 20250175007
- Publication date May 29, 2025
- Cummins Power Generation Inc.
- Timothy M Lewis
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER CONVERSION APPARATUS, CONTROL METHOD, AND POWER SUPPLY SYSTEM
- Publication number 20250167681
- Publication date May 22, 2025
- Huawei Digital Power Technologies Co., Ltd.
- Zhaohui Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
HARMONIC REDUCE SYSTEM AND UNINTERRUPTIBLE POWER SUPPLY INCLUDING SAME
- Publication number 20250158402
- Publication date May 15, 2025
- SANTAK ELECTRONIC (SHENZHEN) CO., LTD.
- Huahong NING
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Electrical Power Apparatus
- Publication number 20250149892
- Publication date May 8, 2025
- Enoda LTD
- Andrew John Scobie
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
INVERTER, RECTIFIER, FREQUENCY CONVERTER, AND PHOTOVOLTAIC POWER GE...
- Publication number 20250105629
- Publication date Mar 27, 2025
- Huawei Digital Power Technologies Co., Ltd.
- Yaxue DING
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER SYSTEMS AND CONTROL METHODS TO ADDRESS PEAK LOADING
- Publication number 20250088002
- Publication date Mar 13, 2025
- Flex Ltd.
- James P. Novak
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Alternating-Current Power Harmonic-Based Circuit State Detection
- Publication number 20250079841
- Publication date Mar 6, 2025
- Google LLC
- Xiaohu Zhou
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
INTELLIGENT POWER SUPPLY APPARATUS BASED ON SOLAR BATTERIES
- Publication number 20250070560
- Publication date Feb 27, 2025
- SUN WORLD LIMITED LIABILITY COMPANY
- Dmitriy Nikolaevich KUSHNEREV
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Power Control Apparatus and Method
- Publication number 20250054688
- Publication date Feb 13, 2025
- Enoda Ltd.
- Andrew John Scobie
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
FINITE CONTROL SET MODEL PREDICTION CONTROL METHOD OF LLCL BATTERY...
- Publication number 20250030241
- Publication date Jan 23, 2025
- Shanghai Maritime University
- Ning GAO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Power Supply System
- Publication number 20250007290
- Publication date Jan 2, 2025
- Huawei Digital Power Technologies Co., Ltd.
- Liang Wang
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
CHARGER VOLTAGE DROP COMPENSATION
- Publication number 20240408990
- Publication date Dec 12, 2024
- Rivian IP Holdings, LLC
- Aashiv Vij
- B60 - VEHICLES IN GENERAL
Information Patent Application
ACTIVE RECTIFIER WITH PHASE LOCKED VARYING SWITCH FREQUENCIES
- Publication number 20240405552
- Publication date Dec 5, 2024
- HAMILTON SUNDSTRAND CORPORATION
- Huazhen H. Chai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SYSTEM AND METHOD FOR CONTROLLING AN ACTIVE HARMONIC FILTER IN AN I...
- Publication number 20240388091
- Publication date Nov 21, 2024
- General Electric Renovables España, S.L.
- Pushkar Chandrakant Chaudhari
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SYSTEM AND METHOD FOR CONTROLLING A HARMONIC FILTER BANK OF A RENEW...
- Publication number 20240380213
- Publication date Nov 14, 2024
- General Electric Renovables España, S.L.
- Enno Ubben
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SYSTEMS AND METHODS FOR REDUCING HARMONIC CONTENT IN A POWER NETWOR...
- Publication number 20240380204
- Publication date Nov 14, 2024
- Nanyang Technological University
- Howe Li YEO
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
SCOUT COMMAND FOR ADAPTIVE POWER GRID MANAGEMENT
- Publication number 20240339835
- Publication date Oct 10, 2024
- GE INFRASTRUCTURE TECHNLOLOGY LLC
- Jamshid Sharif-Askary
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER STORAGE DEVICE AND ASSOCIATED GRID
- Publication number 20240332974
- Publication date Oct 3, 2024
- GE Energy Power Conversion Technology Limited
- Samir SOUA
- C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
Information Patent Application
PASSIVE-TYPE HARMONIC REMOVAL DEVICE AND METHOD FOR MANUFACTURING SAME
- Publication number 20240321486
- Publication date Sep 26, 2024
- THE THINKING LION CO., LTD.
- Jungyong Chong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRIC POWER QUALITY CONTROL METHOD AND DEVICE FOR OIL PRODUCTION...
- Publication number 20240322567
- Publication date Sep 26, 2024
- Cangzhou Power Supply Company, State Grid Hebei Electric Power Co., Ltd.
- Wenle Song
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER CONVERSION APPARATUS AND CONTROL METHOD
- Publication number 20240291283
- Publication date Aug 29, 2024
- Huawei Digital Power Technologies Co., Ltd.
- Aitang Chen
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
IMPROVED SYSTEMS AND METHODS FOR INTEGRATING PV POWER IN ELECTRIC V...
- Publication number 20240227601
- Publication date Jul 11, 2024
- FISKER INC.
- Pranav SANE
- B60 - VEHICLES IN GENERAL
Information Patent Application
POWER-ELECTRONIC DEVICE COMPRISING A TRANSFORMER UNIT AND METHOD
- Publication number 20240235195
- Publication date Jul 11, 2024
- SMA Solar Technology AG
- Sebastian Umlauf
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
AN INVERTER SYSTEM FOR ACTIVE HARMONIC FILTER AND STATIC COMPENSATO...
- Publication number 20240222972
- Publication date Jul 4, 2024
- Elektra Elektronik Sanayi Ve Ticaret Anonim Sirketi
- Veysel Tutku Büyükdegirmenci
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER CONVERSION DEVICE, CONTROL DEVICE, AND DISTRIBUTED POWER SOUR...
- Publication number 20240213775
- Publication date Jun 27, 2024
- TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATION
- Takashi SHIGEMASA
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
PARAMETER DESIGN METHOD FOR SERIES PASSIVE IMPEDANCE ADAPTER APPLIC...
- Publication number 20240204528
- Publication date Jun 20, 2024
- ELECTRIC POWER RESEARCH INSTITUTE. CHINA SOUTHERN POWER GRID
- Hong Rao
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD FOR CONTROLLING AN ENERGY CONVERSION SYSTEM, ENERGY CONVERSI...
- Publication number 20240204650
- Publication date Jun 20, 2024
- ABB Schweiz AG
- Ioannis Tsoumas
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
POWER CONVERSION DEVICE AND CONTROL METHOD THEREOF
- Publication number 20240195178
- Publication date Jun 13, 2024
- DELTA ELECTRONICS (SHANGHAI) CO., LTD.
- Feidong Xu
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
GRID ADAPTER SYSTEMS AND METHODS
- Publication number 20240195175
- Publication date Jun 13, 2024
- Adaptr, Inc.
- Hassan Shahriar
- B60 - VEHICLES IN GENERAL

Arrangements for reducing harmonics or ripples

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Alternating-current power harmonic-based circuit state detection

System and method for controlling an active harmonic filter in an i...

System, method, and circuit for alternating current (AC) and direct...

Power conversion device, control device, and distributed power sour...

Method and system of self-adaptive setting of closed-loop parameter...

Modular power grid

Power-electronic device comprising a transformer unit and method

Efficient hierarchical distributed power storage

Photovoltaic rapid shutdown system and control method therefor

Highly flexible, electrical distribution grid edge energy manager a...

Power management device

Active rectifier with phase locked varying switch frequencies

Power conversion system with ripple injection and power conversion...

Line reactor protection security using local frequency measurement

Power conversion system and communication method thereof

Power control system and device

Active rectifier with phase locked varying switch frequencies

Parameter design method for series passive impedance adapter applic...

Active harmonics cancellation

Apparatus and method for controlling delta-connected cascaded multi...

Switching valve

Active power filtering-based harmonic suppression method, system an...

Hybrid compensation system and control method thereof

Power supply system, power supply method, control apparatus, and co...

Virtual power grid

Ferromagnetic harmonic elimination method for active matched resist...

Mitigation of harmonic disturbances in a power converter

Regulation method and regulation device for converter of wind turbi...

Power-electronic device comprising a transformer unit and method

Power supply circuit, compensation circuit and harmonic distortion...

Patents Applicationslast 30 patents

HIGHLY FLEXIBLE, ELECTRICAL DISTRIUBTION GRID EDGE ENERGY MANAGER A...

CONTROL DEVICES TO HANDLE UNBALANCED LOADS FOR POWER SOURCES

POWER CONVERSION APPARATUS, CONTROL METHOD, AND POWER SUPPLY SYSTEM

HARMONIC REDUCE SYSTEM AND UNINTERRUPTIBLE POWER SUPPLY INCLUDING SAME

Electrical Power Apparatus

INVERTER, RECTIFIER, FREQUENCY CONVERTER, AND PHOTOVOLTAIC POWER GE...

POWER SYSTEMS AND CONTROL METHODS TO ADDRESS PEAK LOADING

Alternating-Current Power Harmonic-Based Circuit State Detection

INTELLIGENT POWER SUPPLY APPARATUS BASED ON SOLAR BATTERIES

Power Control Apparatus and Method

FINITE CONTROL SET MODEL PREDICTION CONTROL METHOD OF LLCL BATTERY...

Power Supply System

CHARGER VOLTAGE DROP COMPENSATION

ACTIVE RECTIFIER WITH PHASE LOCKED VARYING SWITCH FREQUENCIES

SYSTEM AND METHOD FOR CONTROLLING AN ACTIVE HARMONIC FILTER IN AN I...

SYSTEM AND METHOD FOR CONTROLLING A HARMONIC FILTER BANK OF A RENEW...

SYSTEMS AND METHODS FOR REDUCING HARMONIC CONTENT IN A POWER NETWOR...

SCOUT COMMAND FOR ADAPTIVE POWER GRID MANAGEMENT

POWER STORAGE DEVICE AND ASSOCIATED GRID

PASSIVE-TYPE HARMONIC REMOVAL DEVICE AND METHOD FOR MANUFACTURING SAME

ELECTRIC POWER QUALITY CONTROL METHOD AND DEVICE FOR OIL PRODUCTION...

POWER CONVERSION APPARATUS AND CONTROL METHOD

IMPROVED SYSTEMS AND METHODS FOR INTEGRATING PV POWER IN ELECTRIC V...

POWER-ELECTRONIC DEVICE COMPRISING A TRANSFORMER UNIT AND METHOD

AN INVERTER SYSTEM FOR ACTIVE HARMONIC FILTER AND STATIC COMPENSATO...

POWER CONVERSION DEVICE, CONTROL DEVICE, AND DISTRIBUTED POWER SOUR...

PARAMETER DESIGN METHOD FOR SERIES PASSIVE IMPEDANCE ADAPTER APPLIC...

METHOD FOR CONTROLLING AN ENERGY CONVERSION SYSTEM, ENERGY CONVERSI...

POWER CONVERSION DEVICE AND CONTROL METHOD THEREOF

GRID ADAPTER SYSTEMS AND METHODS