CN106159914B - 一种基于功率模型的功率型差动保护算法 - Google Patents
一种基于功率模型的功率型差动保护算法 Download PDFInfo
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- CN106159914B CN106159914B CN201610538261.8A CN201610538261A CN106159914B CN 106159914 B CN106159914 B CN 106159914B CN 201610538261 A CN201610538261 A CN 201610538261A CN 106159914 B CN106159914 B CN 106159914B
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Classifications
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- 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
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CN201610538261.8A CN106159914B (zh) | 2016-07-08 | 2016-07-08 | 一种基于功率模型的功率型差动保护算法 |
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CN201610538261.8A CN106159914B (zh) | 2016-07-08 | 2016-07-08 | 一种基于功率模型的功率型差动保护算法 |
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CN106159914A CN106159914A (zh) | 2016-11-23 |
CN106159914B true CN106159914B (zh) | 2018-10-16 |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107800113B (zh) * | 2017-11-03 | 2019-06-21 | 济南历源实业有限责任公司 | 一种电流差动保护区外故障闭锁的方法、系统及解锁方法 |
CN107834513A (zh) * | 2017-11-21 | 2018-03-23 | 国家电网公司 | 基于功率差动原理的换流变压器保护方法 |
CN112018735B (zh) * | 2020-08-12 | 2022-08-16 | 国网山东省电力公司电力科学研究院 | 含高渗透率分布式电源配电网的功率差动保护方法及系统 |
CN114142433B (zh) * | 2021-03-10 | 2023-12-05 | 保定钰鑫电气科技有限公司 | 一种电力系统的保护方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103336191A (zh) * | 2013-05-31 | 2013-10-02 | 华北电力大学 | 基于故障分量无功功率的故障关联域识别系统及其方法 |
EP2870670A1 (fr) * | 2012-07-05 | 2015-05-13 | Hager-Electro SAS | Dispositif de protection différentiel. |
CN104852354A (zh) * | 2015-06-04 | 2015-08-19 | 南京南瑞继保电气有限公司 | 一种自适应斜率的变压器零序差动保护方法和装置 |
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2016
- 2016-07-08 CN CN201610538261.8A patent/CN106159914B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2870670A1 (fr) * | 2012-07-05 | 2015-05-13 | Hager-Electro SAS | Dispositif de protection différentiel. |
CN103336191A (zh) * | 2013-05-31 | 2013-10-02 | 华北电力大学 | 基于故障分量无功功率的故障关联域识别系统及其方法 |
CN104852354A (zh) * | 2015-06-04 | 2015-08-19 | 南京南瑞继保电气有限公司 | 一种自适应斜率的变压器零序差动保护方法和装置 |
Non-Patent Citations (3)
Title |
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基于广义瞬时功率的新型变压器保护原理;马静 等;《中国电机工程学报》;20080505;第28卷(第13期);第78-83页 * |
基于瞬时功率理论的输电线路分相电流差动保护;邓翔天 等;《电力自动化设备》;20141110;第34卷(第11期);第82-94页 * |
特高压输电线路计算功率法差动保护;王利平 等;《中国电机工程学报》;20130705;第33卷(第19期);第174-182页 * |
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Address after: 253000 Shandong Province, Dezhou City Lake Street No. 1237 Co-patentee after: National Network Intelligent Technology Co., Ltd. Patentee after: Dezhou Power Supply Company of State Grid Shandong Province Electric Power Company Co-patentee after: State Grid Corporation of China Address before: 253000 Shandong Province, Dezhou City Lake Street No. 1237 Co-patentee before: Shandong Luneng Intelligent Technology Co., Ltd. Patentee before: Dezhou Power Supply Company of State Grid Shandong Province Electric Power Company Co-patentee before: State Grid Corporation of China |
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Effective date of registration: 20210225 Address after: 253000 41 Dongfeng East Road, Decheng District, Dezhou City, Shandong Province Patentee after: DEZHOU POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER Co. Patentee after: Shandong Luneng Software Technology Co.,Ltd. intelligent electrical branch Patentee after: STATE GRID CORPORATION OF CHINA Address before: 253000 1237 Xinhu street, Decheng District, Dezhou City, Shandong Province Patentee before: DEZHOU POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER Co. Patentee before: National Network Intelligent Technology Co.,Ltd. Patentee before: STATE GRID CORPORATION OF CHINA |
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Address after: 253000 41 Dongfeng East Road, Decheng District, Dezhou City, Shandong Province Patentee after: DEZHOU POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER Co. Patentee after: Shandong luruan Digital Technology Co.,Ltd. smart energy branch Patentee after: STATE GRID CORPORATION OF CHINA Address before: 253000 41 Dongfeng East Road, Decheng District, Dezhou City, Shandong Province Patentee before: DEZHOU POWER SUPPLY COMPANY OF STATE GRID SHANDONG ELECTRIC POWER Co. Patentee before: Shandong Luneng Software Technology Co.,Ltd. intelligent electrical branch Patentee before: STATE GRID CORPORATION OF CHINA |