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Patents Grants
last 30 patents
Information
Patent Grant
Direct-current transmission line protection method and system based...
Patent number
11,973,340
Issue date
Apr 30, 2024
China Electric Power Research Institute
Zexin Zhou
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method for monitoring short-term voltage stability of power system
Patent number
11,967,823
Issue date
Apr 23, 2024
Tsinghua University
Chao Lu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Live flaw detection system for multi-bundled conductor splicing sle...
Patent number
11,959,866
Issue date
Apr 16, 2024
STATE GRID HUNAN ELECTRIC COMPANY LIMITED
Dehua Zou
G05 - CONTROLLING REGULATING
Information
Patent Grant
Live detection system, method, and thermal infrared imager for powe...
Patent number
11,953,379
Issue date
Apr 9, 2024
State Grid Shandong Electric Power Research Institute
Rong Liu
G01 - MEASURING TESTING
Information
Patent Grant
Hierarchical health index evaluation method and apparatus for intel...
Patent number
11,954,210
Issue date
Apr 9, 2024
State Grid Shandong Electric Power Research Institute
Wenting Wang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for making spatio-temporal combined optimal scheduling strat...
Patent number
11,949,234
Issue date
Apr 2, 2024
ELECTRIC POWER SCIENCE & RESEARCH INSTITUTE OF STATE GRID TIANJIN ELECTRIC PO...
Shiqian Ma
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Overhead line detection method and system based on cable inspection...
Patent number
11,909,182
Issue date
Feb 20, 2024
State Grid Jiangsu Electric Power Co., Ltd., Changzhou Branch
Jiazhen Duan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Optical detection system
Patent number
11,867,616
Issue date
Jan 9, 2024
STATE GRID CHONGQING ELECTRIC POWER CO. ELECTRIC POWER RESEARCH INSTITUTE
Qiang Yao
G01 - MEASURING TESTING
Information
Patent Grant
Cloud-end collaborative system and method for load identification
Patent number
11,841,387
Issue date
Dec 12, 2023
China Electric Power Research Institute
Xingqi Liu
G01 - MEASURING TESTING
Information
Patent Grant
Method and electronic device for dispatching power grid
Patent number
11,837,871
Issue date
Dec 5, 2023
Tsinghua University
Wenchuan Wu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Control method and system for distribution network with distributed...
Patent number
11,824,361
Issue date
Nov 21, 2023
ELECTRIC POWER SCIENCE & RESEARCH INSTITUTE OF STATE GRID TIANJIN ELECTRIC PO...
Shiqian Ma
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Quasi-real-time data collection system and method for competitive p...
Patent number
11,821,929
Issue date
Nov 21, 2023
State Grid Jiangsu Electric Power Co., Ltd. Marketing Service Center
Chao Zhou
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
System for perceiving operating state of large power transformer ba...
Patent number
11,815,565
Issue date
Nov 14, 2023
STATE GRID XINJIANG CO., LTD. ELECTRIC POWER RESEARCH INSTITUTE
Yi You
G01 - MEASURING TESTING
Information
Patent Grant
Post insulator and direct current power transmission device
Patent number
11,791,068
Issue date
Oct 17, 2023
State Grid Corporation of China
Licheng Lu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Unit commitment method considering security region of wind turbine...
Patent number
11,777,313
Issue date
Oct 3, 2023
State Grid Qinghai Electric Power Research Institute
Yue Fan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Differential protection determination method
Patent number
11,764,568
Issue date
Sep 19, 2023
TAIZHOU POWER SUPPLY COMPANY OF STATE GRID ZHEJIANG ELECTRIC POWER
Ping Zhao
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and device for timing in time-varying distance protection ba...
Patent number
11,749,985
Issue date
Sep 5, 2023
China Electric Power Research Institute
Zexin Zhou
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and device for starting direct-current (DC) transmission lin...
Patent number
11,742,652
Issue date
Aug 29, 2023
China Electric Power Research Institute
Hong Cao
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Micro-power wireless access method and apparatus for internet of th...
Patent number
11,736,969
Issue date
Aug 22, 2023
State Grid Jiangsu Electric Power Co., Ltd. Research Institute
Jianhua Qin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Cable trench inspection robot
Patent number
11,731,280
Issue date
Aug 22, 2023
STATE GRID ANHUI ELECTRIC POWER RESEARCH INSTITUTE
Tao Sun
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Submodule topology circuit for modular multilevel converter and met...
Patent number
11,632,059
Issue date
Apr 18, 2023
Yangzhou Power Supply Branch of State Grid Jiangsu Electric Power Co., Ltd.
Zhong Liu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Control method for a parallel MMC unit of a LCC-MMC hybrid cascade...
Patent number
11,616,369
Issue date
Mar 28, 2023
STATE GRID JIANGSU ELECTRIC POWER CO., LTD.
Hui Cai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Flow-guiding rod, bushing and converter transformer system
Patent number
11,615,908
Issue date
Mar 28, 2023
State Grid Corporation of China
Shan Liu
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Source-load cooperation access method for a power distribution regi...
Patent number
11,500,341
Issue date
Nov 15, 2022
ELECTRIC POWER SCIENCE & RESEARCH INSTITUTE OF STATE GRID TIANJIN ELECTRIC PO...
Yan Qi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for constructing mobile electric energy interconn...
Patent number
11,494,748
Issue date
Nov 8, 2022
INFORMATION AND COMMUNICATION BRANCH, STATE GRID JIANGXI ELECTRIC POWER COMPANY
Xianming Liu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Estimation method for whole life cycle cost of power battery in ech...
Patent number
11,416,899
Issue date
Aug 16, 2022
STATE GRID JIANGXI ELECTRIC POWER COMPANY LIMITED RESEARCH INSTITUTE
Ping Liu
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Method, apparatus, and storage medium for controlling combined heat...
Patent number
11,411,406
Issue date
Aug 9, 2022
Tsinghua University
Wenchuan Wu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Voltage measurement method and apparatus
Patent number
11,385,273
Issue date
Jul 12, 2022
STATE GRID CHONGQING ELECTRIC POWER CO. ELECTRIC POWER RESEARCH INSTITUTE
Wenxin Peng
G01 - MEASURING TESTING
Information
Patent Grant
Low-voltage DC power distribution fast switching device
Patent number
11,374,404
Issue date
Jun 28, 2022
State Grid Jiangsu Electric Power Co., Ltd. Research Institute
Yubo Yuan
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method and system for evaluating an operation of a distribution net...
Patent number
11,360,947
Issue date
Jun 14, 2022
ELECTRIC POWER SCIENCE & RESEARCH INSTITUTE OF STATE GRID TIANJIN ELECTRIC PO...
Pan Zhang
G06 - COMPUTING CALCULATING COUNTING
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Patents Applications
last 30 patents
Information
Patent Application
METHOD FOR QUANTIFYING AND ASSESSING SCHEDULING RISK AND APPARATUS
Publication number
20240136816
Publication date
Apr 25, 2024
TSINGHUA UNIVERSITY
Bin WANG
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
HIGH-FREQUENCY TRANSFORMER
Publication number
20240120144
Publication date
Apr 11, 2024
GLOBAL ENERGY INTERCONNECTION RESEARCH INSTITUTE CO., LTD.
Zhanfeng DENG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OVERHEAD LINE DETECTION METHOD AND SYSTEM BASED ON CABLE INSPECTION...
Publication number
20240088631
Publication date
Mar 14, 2024
State Grid Jiangsu Electric Power Co., Ltd. , Changzhou Branch
Jiazhen DUAN
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
AUTOMATIC FIRE-EXTINGUISHING SYSTEM AND METHOD FOR CABLE TUNNEL
Publication number
20240050788
Publication date
Feb 15, 2024
State Grid Shandong Electric Power Research Institute
Hao Zhang
A62 - LIFE-SAVING FIRE-FIGHTING
Information
Patent Application
HIERARCHICAL HEALTH INDEX EVALUATION METHOD AND APPARATUS FOR INTEL...
Publication number
20240054226
Publication date
Feb 15, 2024
State Grid Shandong Electric Power Research Institute
Wenting Wang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MULTI-SENSOR DATA FUSION-BASED SELF-POWERED ONLINE MONITORING SYSTE...
Publication number
20240039631
Publication date
Feb 1, 2024
STATE GRID CHONGQING ELECTRIC POWER CO. ELECTRIC POWER RESEARCH INSTITUTE
Yongfu Li
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
DOCUMENT CLASSIFICATION METHOD AND APPARATUS, AND ELECTRONIC DEVICE
Publication number
20230401249
Publication date
Dec 14, 2023
STATE GRID CORPORATION OF CHINA
Jinfeng FAN
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
NETWORKING METHOD, COMMUNICATION METHOD, AND COMMUNICATION SYSTEM F...
Publication number
20230370362
Publication date
Nov 16, 2023
Beijing SmartChip Microelectronics Technology Co., Ltd.
Yubo Wang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
HIGH-VOLTAGE BUSHING AND HIGH-VOLTAGE POWER TRANSMISSION SYSTEM
Publication number
20230328918
Publication date
Oct 12, 2023
STATE GRID CORPORATION OF CHINA
Shan LIU
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
BEACON TIMESLOT ALLOCATION METHOD, APPARATUS, AND DEVICE
Publication number
20230327837
Publication date
Oct 12, 2023
Beijing SmartChip Microelectronics Technology Co., Ltd.
Dongyan Zhao
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
COORDINATED OPTIMIZATION PEAK SHAVING METHOD FOR PLURALITY OF POWER...
Publication number
20230299585
Publication date
Sep 21, 2023
STATE GRID GANSU ELECTRIC POWER RESEARCH INSTITUTE
Qiang Zhou
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
INTERMITTENT CHARACTERISTIC-BASED DEMAND-SIDE RESOURCE COORDINATION...
Publication number
20230253793
Publication date
Aug 10, 2023
China Electric Power Research Institute Company Limited
Yaping Li
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
WATERBORNE EPOXY RESIN FOR ANTI-CORROSION COATING, AND PREPARATION...
Publication number
20230159694
Publication date
May 25, 2023
State Grid Liaoning Shenyang Electric Power Supply Company
Changlong Yang
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
METHOD AND DEVICE FOR EVALUATING EFFECTIVENESS OF TRANSFORMER FIRE...
Publication number
20230153737
Publication date
May 18, 2023
STATE GRID ANHUI ELECTRIC POWER RESEARCH INSTITUTE
Jiaqing ZHANG
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
LIVE FLAW DETECTION SYSTEM FOR MULTI-BUNDLED CONDUCTOR SPLICING SLE...
Publication number
20230152247
Publication date
May 18, 2023
State Grid HuNan Electric Company Limited
Dehua ZOU
G05 - CONTROLLING REGULATING
Information
Patent Application
METHOD AND SYSTEM FOR PREDICTING A DAY-AHEAD WIND POWER OF WIND FARMS
Publication number
20230136352
Publication date
May 4, 2023
Economic and Technological Research Institute of State Grid Liaoning Electric...
XIAO PAN
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Application
UNIT COMMITMENT METHOD CONSIDERING SECURITY REGION OF WIND TURBINE...
Publication number
20230113872
Publication date
Apr 13, 2023
State Grid Qinghai Electric Power Research Institute
Yue Fan
G05 - CONTROLLING REGULATING
Information
Patent Application
CONTROL METHOD AND SYSTEM FOR DISTRIBUTION NETWORK WITH DISTRIBUTED...
Publication number
20230110198
Publication date
Apr 13, 2023
Electric Power Science & Research Institute of State Grid Tianjin Electric Po...
Shiqian Ma
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
SUBMODULE TOPOLOGY CIRCUIT FOR MODULAR MULTILEVEL CONVERTER AND MET...
Publication number
20230112838
Publication date
Apr 13, 2023
Yangzhou Power Supply Branch of State Grid Jiangsu Electric Power Co., Ltd.
Zhong Liu
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
IGBT DEVICE BACKSIDE STRUCTURE AND PREPARATION METHOD THEREFOR, AND...
Publication number
20230077959
Publication date
Mar 16, 2023
STATE GRID SMART GRID RESEARCH INSTITUTE CO., LTD.
Li LI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
CLOUD-END COLLABORATIVE SYSTEM AND METHOD FOR LOAD IDENTIFICATION
Publication number
20230070173
Publication date
Mar 9, 2023
CHINA ELECTRIC POWER RESEARCH INSTITUTE
Xingqi LIU
G01 - MEASURING TESTING
Information
Patent Application
POLE-GRIPPING MECHANISM AND MANNED POLE-CLIMBING WORK PLATFORM
Publication number
20230001269
Publication date
Jan 5, 2023
STATE GRID ANHUI ELECTRIC POWER CO., LTD. HUAINAN POWER SUPPLY COMPANY
Shaolei Wu
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
LINE DOUBLE-END STEADY-STATE QUANTITY DISTANCE MEASURING METHOD AND...
Publication number
20220413031
Publication date
Dec 29, 2022
STATE GRID CORPORATION OF CHINA
Yarong GUO
G01 - MEASURING TESTING
Information
Patent Application
CONTRIBUTION IDENTIFICATION METHOD FOR NOISE AT BOUNDARY OF URBAN S...
Publication number
20220405655
Publication date
Dec 22, 2022
State Grid Henan Electric Power Research Institute
Donghui Wang
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
TRANSACTION HARMONY DEGREE-BASED METHOD AND SYSTEM FOR TRANSACTION...
Publication number
20220397873
Publication date
Dec 15, 2022
STATE GRID BEIJING ELECTRIC POWER COMPANY
Shuang Zeng
G05 - CONTROLLING REGULATING
Information
Patent Application
METHOD FOR EVALUATING RESONANCE STABILITY OF FLEXIBLE DIRECT CURREN...
Publication number
20220397879
Publication date
Dec 15, 2022
State Grid Jiangsu Electric Power Co., Ltd. Economic Research Institute
Hui Cai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Method for Early Warning Brandish of Transmission Wire Based on Imp...
Publication number
20220383165
Publication date
Dec 1, 2022
State Grid Henan Electric Power Company Electric Power Research Institute
Degui Yao
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
MICRO-POWER WIRELESS ACCESS METHOD AND APPARATUS FOR INTERNET OF TH...
Publication number
20220361032
Publication date
Nov 10, 2022
State Grid Jiangsu Electric Power Co., Ltd. Research Institute
Jianhua Qin
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SYSTEM FOR PERCEIVING OPERATING STATE OF LARGE POWER TRANSFORMER BA...
Publication number
20220349957
Publication date
Nov 3, 2022
STATE GRID XINJIANG CO., LTD. ELECTRIC POWER RESEARCH INSTITUTE
Yi You
G01 - MEASURING TESTING
Information
Patent Application
CABLE TRENCH INSPECTION ROBOT
Publication number
20220347854
Publication date
Nov 3, 2022
STATE GRID ANHUI ELECTRIC POWER RESEARCH INSTITUTE
Tao Sun
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS