CN106256066A - 具有故障类型判断功能的配电终端及其判断方法 - Google Patents
具有故障类型判断功能的配电终端及其判断方法 Download PDFInfo
- Publication number
- CN106256066A CN106256066A CN201480078486.9A CN201480078486A CN106256066A CN 106256066 A CN106256066 A CN 106256066A CN 201480078486 A CN201480078486 A CN 201480078486A CN 106256066 A CN106256066 A CN 106256066A
- Authority
- CN
- China
- Prior art keywords
- automatic reclosing
- fault
- circuit
- fault type
- nrj
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/02—Details
- H02H3/06—Details with automatic reconnection
- H02H3/07—Details with automatic reconnection and with permanent disconnection after a predetermined number of reconnection cycles
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B15/00—Systems controlled by a computer
- G05B15/02—Systems controlled by a computer electric
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
- H02H7/30—Staggered disconnection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00007—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using the power network as support for the transmission
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
- Y02B70/3225—Demand response systems, e.g. load shedding, peak shaving
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/222—Demand response systems, e.g. load shedding, peak shaving
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/121—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using the power network as support for the transmission
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Power Engineering (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
一种用于配电网络中的自动化终端的故障类型判断方法和装置。该方法包括:针对配电设备的进线和出线中的每一根线路(Li),记录在该线路上出现的故障次数(Nfi);故障发生后根据每一根线路(Li)上的电流和/或电压,确定是否执行了自动重合闸,并记录已经执行的自动重合闸次数(Nr);在故障类型判断周期(Nrj)内,针对每一根线路(Li),若该线路(Li)上出现的故障次数(Nfi)大于所述变电站侧允许的最大自动重合闸次数(Nrm),或者所述故障为再次故障(Sfi=1),则判断该线路(Li)上的故障为永久故障。
Description
PCT国内申请,说明书已公开。
Claims (1)
- PCT国内申请,权利要求书已公开。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2014/083595 WO2016015348A1 (zh) | 2014-08-01 | 2014-08-01 | 具有故障类型判断功能的配电终端及其判断方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106256066A true CN106256066A (zh) | 2016-12-21 |
CN106256066B CN106256066B (zh) | 2019-06-11 |
Family
ID=55216700
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201480078486.9A Active CN106256066B (zh) | 2014-08-01 | 2014-08-01 | 具有故障类型判断功能的配电终端及其判断方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US10355523B2 (zh) |
EP (1) | EP3176898A4 (zh) |
CN (1) | CN106256066B (zh) |
BR (1) | BR112017001710A2 (zh) |
WO (1) | WO2016015348A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112462194A (zh) * | 2020-11-09 | 2021-03-09 | 国网山东省电力公司东平县供电公司 | 一种配电线路的故障查找装置及方法 |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10355523B2 (en) * | 2014-08-01 | 2019-07-16 | Siemens Aktiengesellschaft | Power distribution terminal capable of determining fault type and determination method thereof |
US10365676B2 (en) * | 2015-04-30 | 2019-07-30 | Abb Inc. | Secured control of circuit breakers in a digital substation |
CN109428314A (zh) * | 2017-08-22 | 2019-03-05 | 西门子(中国)有限公司 | 智能开关装置和开关柜 |
CN109959842A (zh) * | 2017-12-26 | 2019-07-02 | 航天科工深圳(集团)有限公司 | 一种故障检测的方法、装置及配电终端 |
CN109149575A (zh) * | 2018-09-29 | 2019-01-04 | 许继集团有限公司 | 一种环网单元及双环网型配电网 |
CN110470938B (zh) * | 2019-07-29 | 2021-11-23 | 北京天能继保电力科技有限公司 | 一种用于变电站/配电自动化系统的在线检测方法 |
CN110336383B (zh) * | 2019-08-08 | 2021-07-23 | 国网冀北电力有限公司秦皇岛供电公司 | 一种配电网馈线自动化系统 |
CN110445137B (zh) * | 2019-08-14 | 2021-06-04 | 珠海格力电器股份有限公司 | 交直流混合供电系统的故障处理方法及其装置 |
CN111856210B (zh) * | 2020-07-27 | 2023-02-21 | 云南电力技术有限责任公司 | 一种配电网线路故障类型的判定方法及装置 |
CN112018887B (zh) * | 2020-08-18 | 2022-06-10 | 江苏省电力试验研究院有限公司 | 一种配网馈线自动化运行过程监管及分析方法 |
CN112152878B (zh) * | 2020-09-15 | 2022-04-19 | 国网山东省电力公司滨州供电公司 | 变电站数字通道监测管理方法、系统、终端及存储介质 |
CN112332385B (zh) * | 2020-10-28 | 2022-07-12 | 西安工程大学 | 一种探测式的配电网相间重合前永久性故障判别方法 |
CN112350287A (zh) * | 2020-11-02 | 2021-02-09 | 国网山东省电力公司滨州市沾化区供电公司 | 一种配电网混合线路故障处理装置及方法 |
CN112331007B (zh) * | 2020-11-03 | 2022-06-07 | 国网江苏省电力有限公司南通供电分公司 | 配变智能终端优化布点技能培训系统及培训方法 |
CN112531883B (zh) * | 2020-11-25 | 2023-05-12 | 贵州电网有限责任公司 | 一种新型模块化ftu |
CN113097967A (zh) * | 2021-03-30 | 2021-07-09 | 金昌平 | 一种根据运行工况自动闭锁重合闸扩展终端适应范围的方法 |
CN113721103B (zh) * | 2021-11-01 | 2022-02-11 | 广东电网有限责任公司东莞供电局 | 一种高压开关柜在线故障诊断方法及系统 |
CN115250225A (zh) * | 2022-07-25 | 2022-10-28 | 济南浪潮数据技术有限公司 | 一种基于故障域检测的网络健康监测方法、装置及介质 |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5237511A (en) * | 1990-10-29 | 1993-08-17 | Westronic, Inc. | Distribution automation smart remote terminal unit |
US5773980A (en) * | 1997-01-30 | 1998-06-30 | Abb Power T&D Company, Inc. | One-terminal fault location system that corrects for fault resistance effects |
JP2001283706A (ja) * | 2000-03-30 | 2001-10-12 | Tootsuu:Kk | 自動復帰型サーキットブレーカ |
CN1375900A (zh) * | 2001-03-16 | 2002-10-23 | Abb输配电技术有限公司 | 单相或所有相的自动开关控制 |
CN1536737A (zh) * | 2003-03-14 | 2004-10-13 | Tm T&D��ʽ���� | 配电网监控系统 |
US6894478B1 (en) * | 2001-10-26 | 2005-05-17 | E.O. Schweitzer Manufacturing Company, Inc. | Fault indicator with automatically configured trip settings |
US7110231B1 (en) * | 2002-08-30 | 2006-09-19 | Abb Inc. | Adaptive protection system for a power-distribution network |
CN101425672A (zh) * | 2007-10-30 | 2009-05-06 | 通用电气公司 | 用于配电网络的控制的系统和方法 |
US20120155557A1 (en) * | 2010-12-17 | 2012-06-21 | General Electric Company | System and method for power grid communication |
US20130003238A1 (en) * | 2011-06-30 | 2013-01-03 | General Electric Company | System and method for automated fault control and restoration of smart grids |
CN103354352A (zh) * | 2013-04-23 | 2013-10-16 | 国家电网公司 | 一种基于分布式智能的配电网安全保护方法 |
US20140207300A1 (en) * | 2011-08-26 | 2014-07-24 | Korea Electric Power Corporation | System and method for managing a power distribution system |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6778370B1 (en) | 2001-03-16 | 2004-08-17 | Abb Technology Ag | Adaptive recloser/sectionalizer |
US7154722B1 (en) * | 2001-09-05 | 2006-12-26 | Abb Technology Ag | Loop control for distribution systems |
US9379534B2 (en) * | 2013-03-13 | 2016-06-28 | Consolidated Edison Company Of New York, Inc. | Recloser device and method of operation |
US9588168B2 (en) * | 2013-09-16 | 2017-03-07 | Schweitzer Engineering Laboratories, Inc. | Fault location using traveling waves |
WO2015165778A1 (en) * | 2014-04-29 | 2015-11-05 | Abb Technology Ltd | Method and control system for handling a reclosing operation in a power system |
US10355523B2 (en) * | 2014-08-01 | 2019-07-16 | Siemens Aktiengesellschaft | Power distribution terminal capable of determining fault type and determination method thereof |
WO2016044469A1 (en) * | 2014-09-16 | 2016-03-24 | Schweitzer Engineering Laboratories, Inc. | Fault detection in electric power delivery systems using underreach, directional, and traveling wave elements |
CN110932246A (zh) * | 2015-09-18 | 2020-03-27 | 施瓦哲工程实验有限公司 | 电力输送系统的时域线路保护 |
-
2014
- 2014-08-01 US US15/320,455 patent/US10355523B2/en not_active Expired - Fee Related
- 2014-08-01 EP EP14898955.1A patent/EP3176898A4/en not_active Withdrawn
- 2014-08-01 CN CN201480078486.9A patent/CN106256066B/zh active Active
- 2014-08-01 BR BR112017001710A patent/BR112017001710A2/pt not_active Application Discontinuation
- 2014-08-01 WO PCT/CN2014/083595 patent/WO2016015348A1/zh active Application Filing
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5237511A (en) * | 1990-10-29 | 1993-08-17 | Westronic, Inc. | Distribution automation smart remote terminal unit |
US5773980A (en) * | 1997-01-30 | 1998-06-30 | Abb Power T&D Company, Inc. | One-terminal fault location system that corrects for fault resistance effects |
JP2001283706A (ja) * | 2000-03-30 | 2001-10-12 | Tootsuu:Kk | 自動復帰型サーキットブレーカ |
CN1375900A (zh) * | 2001-03-16 | 2002-10-23 | Abb输配电技术有限公司 | 单相或所有相的自动开关控制 |
US6894478B1 (en) * | 2001-10-26 | 2005-05-17 | E.O. Schweitzer Manufacturing Company, Inc. | Fault indicator with automatically configured trip settings |
US7110231B1 (en) * | 2002-08-30 | 2006-09-19 | Abb Inc. | Adaptive protection system for a power-distribution network |
CN1536737A (zh) * | 2003-03-14 | 2004-10-13 | Tm T&D��ʽ���� | 配电网监控系统 |
CN101425672A (zh) * | 2007-10-30 | 2009-05-06 | 通用电气公司 | 用于配电网络的控制的系统和方法 |
US20120155557A1 (en) * | 2010-12-17 | 2012-06-21 | General Electric Company | System and method for power grid communication |
US20130003238A1 (en) * | 2011-06-30 | 2013-01-03 | General Electric Company | System and method for automated fault control and restoration of smart grids |
US20140207300A1 (en) * | 2011-08-26 | 2014-07-24 | Korea Electric Power Corporation | System and method for managing a power distribution system |
CN103354352A (zh) * | 2013-04-23 | 2013-10-16 | 国家电网公司 | 一种基于分布式智能的配电网安全保护方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112462194A (zh) * | 2020-11-09 | 2021-03-09 | 国网山东省电力公司东平县供电公司 | 一种配电线路的故障查找装置及方法 |
Also Published As
Publication number | Publication date |
---|---|
US20170256985A1 (en) | 2017-09-07 |
EP3176898A4 (en) | 2018-05-02 |
BR112017001710A2 (pt) | 2017-11-21 |
US10355523B2 (en) | 2019-07-16 |
WO2016015348A1 (zh) | 2016-02-04 |
EP3176898A1 (en) | 2017-06-07 |
CN106256066B (zh) | 2019-06-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106256066A (zh) | 具有故障类型判断功能的配电终端及其判断方法 | |
EP3817174A1 (en) | Nested microgrid control system | |
CN105471106B (zh) | 具有设备状态监测功能的配电自动化终端及监测方法 | |
CN104133146B (zh) | 一种馈线自动化故障处理逻辑现场测试方法 | |
CN107611945B (zh) | 一种设备状态感知式110kV线路保护系统及实现方法 | |
CN104020761A (zh) | 一种无须联网的馈线自动化测试系统 | |
AU2020103307A4 (en) | Machine Learning-Based Power Quality Improvement System For Micro-Grid | |
CN208094205U (zh) | 一种船用电站管理装置 | |
CN104898018A (zh) | 配电网单相接地故障自动试拉检测与控制装置 | |
CN201199630Y (zh) | 带断零保护的漏电保护器 | |
EP2765679B1 (en) | Intelligent electrical power network device | |
CN104333143B (zh) | 一种用于配电网故障检测的智能型馈线终端装置 | |
CN107910855B (zh) | 一种应用于智能变电站的联切小电源装置 | |
CN207304157U (zh) | 一种电网调度控制系统 | |
CN105471278A (zh) | 应用于变流器中的辅助控制装置及变流器系统 | |
CN202550668U (zh) | 一种分布式配电网管理终端 | |
CN110531139A (zh) | 一种移动式破碎筛分站的电流监控系统及控制方法 | |
CN103900777A (zh) | 一种支柱式电子式电流互感器一次振动检测装置及方法 | |
CN106340954A (zh) | 一种电源线路断线识别并切换到备用电源的方法 | |
CN204559226U (zh) | 多端供电线路备用自投自愈装置 | |
CN107276416A (zh) | 开关电源设备以及系统 | |
CN211043553U (zh) | 台区漏电信息反馈报警器 | |
CN103412238A (zh) | 一种自适应小电流接地选线方法 | |
CN207181549U (zh) | 配电线路故障智能诊断装置 | |
JP2012249445A (ja) | 配電系統監視制御システムおよび監視制御サーバ |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20190307 Address after: No. 88 Chengxin Avenue, No. 4 Huarui Industrial Park, Jiangning Economic and Technological Development Zone, Nanjing City, Jiangsu Province Applicant after: Siemens Power Automation Co., Ltd. Address before: Munich, Germany Applicant before: Siemens AG |
|
TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant |