CN108376974B - 一种基于限流级差配合的配电网继电保护系统 - Google Patents
一种基于限流级差配合的配电网继电保护系统 Download PDFInfo
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- CN108376974B CN108376974B CN201810142127.5A CN201810142127A CN108376974B CN 108376974 B CN108376974 B CN 108376974B CN 201810142127 A CN201810142127 A CN 201810142127A CN 108376974 B CN108376974 B CN 108376974B
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- 230000001681 protective effect Effects 0.000 claims abstract description 7
- 230000006837 decompression Effects 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 4
- 230000002441 reversible effect Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 6
- 230000001052 transient effect Effects 0.000 abstract description 6
- 238000002955 isolation Methods 0.000 abstract description 5
- 230000033001 locomotion Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 13
- 238000004891 communication Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 8
- 230000003111 delayed effect Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
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- 230000035945 sensitivity Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
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
- H02H7/261—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 involving signal transmission between at least two stations
- H02H7/262—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 involving signal transmission between at least two stations involving transmissions of switching or blocking orders
-
- 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
- H02H3/063—Details concerning the co-operation of many similar arrangements, e.g. in a network
-
- 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
- H02H3/066—Reconnection being a consequence of eliminating the fault which caused disconnection
-
- 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
- H02H7/261—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 involving signal transmission between at least two stations
- H02H7/263—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 involving signal transmission between at least two stations involving transmissions of measured values
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
- H02H9/021—Current limitation using saturable reactors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
参数 | 整定值 | 参数 | 整定值 |
I<sub>SET,S</sub> | 2.4kA | Δt<sub>1,L3</sub> | 0.4s/0.4s |
I<sub>set,L</sub> | 0.7kA | Δt<sub>1,L0</sub> | 0.6s/0.2s |
Δt<sub>1,S1</sub> | 1s | Δt<sub>1,L4</sub> | 0.8s/0s |
Δt<sub>1,S2</sub> | 1s | Δt<sub>2</sub> | 0.5s |
Δt<sub>1,L1</sub> | 0.8s/0s | Δt<sub>3</sub> | 2s |
Δt<sub>1,L2</sub> | 0.6s/0.2s |
Claims (4)
Priority Applications (1)
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CN201810142127.5A CN108376974B (zh) | 2018-02-11 | 2018-02-11 | 一种基于限流级差配合的配电网继电保护系统 |
Applications Claiming Priority (1)
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CN201810142127.5A CN108376974B (zh) | 2018-02-11 | 2018-02-11 | 一种基于限流级差配合的配电网继电保护系统 |
Publications (2)
Publication Number | Publication Date |
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CN108376974A CN108376974A (zh) | 2018-08-07 |
CN108376974B true CN108376974B (zh) | 2019-09-03 |
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CN201810142127.5A Active CN108376974B (zh) | 2018-02-11 | 2018-02-11 | 一种基于限流级差配合的配电网继电保护系统 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3806256A1 (en) * | 2019-10-07 | 2021-04-14 | G & W Electric Company | Single phase fault isolation and restoration for power distribution network |
Families Citing this family (17)
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---|---|---|---|---|
CN109617031B (zh) * | 2019-01-08 | 2020-05-19 | 程丽娜 | 一种配电网短路事故保护处理系统 |
CN110416982A (zh) * | 2019-08-03 | 2019-11-05 | 西南交通大学 | 一种利用故障限流装置减少断路器跳闸次数的方法 |
US20210102986A1 (en) | 2019-10-07 | 2021-04-08 | G & W Electric Company | Single phase fault isolation and restoration for loss of voltage fault in power distribution network |
CN110633268B (zh) * | 2019-10-09 | 2021-03-02 | 广东电网有限责任公司 | 配电线路自动化开关继电保护级差的配置系统及配置方法 |
CN110932243B (zh) * | 2019-11-22 | 2022-03-04 | 广东电网有限责任公司 | 一种双端电源线路保护自适应方法及系统 |
CN111371075B (zh) * | 2019-12-26 | 2022-07-19 | 国网北京市电力公司 | 馈线保护处理方法、存储介质以及处理器 |
CN111600283A (zh) * | 2020-05-29 | 2020-08-28 | 南京海兴电网技术有限公司 | 电力系统保护方法及快速分闸型永磁断路器开关设备 |
CN111682514B (zh) * | 2020-07-03 | 2022-08-02 | 广东电网有限责任公司电力科学研究院 | 10kV架空线路相间故障级差保护方法、系统及终端设备 |
US11646603B2 (en) | 2020-07-20 | 2023-05-09 | G & W Electric Company | Single phase fault isolation and restoration with loop avoidance for multiple tie-in devices |
US11588347B2 (en) | 2020-07-20 | 2023-02-21 | G & W Electric Company | Single phase fault isolation and restoration with load estimation |
US11626753B2 (en) | 2020-07-20 | 2023-04-11 | G & W Electric Company | Single phase fault isolation and restoration with loop avoidance |
US11646573B2 (en) * | 2020-10-01 | 2023-05-09 | S&C Electric Company | Closed loop restoration |
CN112736868A (zh) * | 2020-12-23 | 2021-04-30 | 国网浙江省电力有限公司金华供电公司 | 一种5g智能分布式配网保护系统 |
CN113410822B (zh) * | 2020-12-31 | 2023-08-22 | 上海宏力达信息技术股份有限公司 | 一种自适应配电线路故障保护保护系统及方法 |
CN112886557B (zh) * | 2021-04-12 | 2022-03-22 | 广东电网有限责任公司佛山供电局 | 一种配电网主站与级差保护协同型自愈方法 |
CN113725826B (zh) * | 2021-04-19 | 2023-12-05 | 保定钰鑫电气科技有限公司 | 一种相间短路的故障处理方法 |
CN114050546A (zh) * | 2021-11-17 | 2022-02-15 | 贵州电网有限责任公司 | 一种小水电站上网线路配合启动重合闸方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05328598A (ja) * | 1992-05-18 | 1993-12-10 | Yaskawa Electric Corp | 配電線路の短絡保護装置 |
CN2821850Y (zh) * | 2005-09-19 | 2006-09-27 | 上海电器科学研究所(集团)有限公司 | 选择性保护开关 |
CN102684308A (zh) * | 2012-05-18 | 2012-09-19 | 上海交通大学 | 基于超导状态信息的配电网自愈系统及其方法 |
CN102916409A (zh) * | 2012-11-13 | 2013-02-06 | 山东电力集团公司济南供电公司 | 基于参数调整的电压-时间型馈线自动化运行方法 |
-
2018
- 2018-02-11 CN CN201810142127.5A patent/CN108376974B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05328598A (ja) * | 1992-05-18 | 1993-12-10 | Yaskawa Electric Corp | 配電線路の短絡保護装置 |
CN2821850Y (zh) * | 2005-09-19 | 2006-09-27 | 上海电器科学研究所(集团)有限公司 | 选择性保护开关 |
CN102684308A (zh) * | 2012-05-18 | 2012-09-19 | 上海交通大学 | 基于超导状态信息的配电网自愈系统及其方法 |
CN102916409A (zh) * | 2012-11-13 | 2013-02-06 | 山东电力集团公司济南供电公司 | 基于参数调整的电压-时间型馈线自动化运行方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3806256A1 (en) * | 2019-10-07 | 2021-04-14 | G & W Electric Company | Single phase fault isolation and restoration for power distribution network |
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Address after: 710054 No. 308 Youyi East Road, Shaanxi, Xi'an Patentee after: STATE GRID SHAANXI ELECTRIC POWER Research Institute Patentee after: STATE GRID CORPORATION OF CHINA Address before: 710054 No. 308 Youyi East Road, Shaanxi, Xi'an Patentee before: STATE GRID SHAANXI ELECTRIC POWER Research Institute Patentee before: State Grid Corporation of China |
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Effective date of registration: 20221221 Address after: 710054 No. 308 Youyi East Road, Shaanxi, Xi'an Patentee after: STATE GRID SHAANXI ELECTRIC POWER Research Institute Patentee after: STATE GRID CORPORATION OF CHINA Patentee after: National Network (Xi'an) Environmental Protection Technology Center Co.,Ltd. Address before: 710054 No. 308 Youyi East Road, Shaanxi, Xi'an Patentee before: STATE GRID SHAANXI ELECTRIC POWER Research Institute Patentee before: STATE GRID CORPORATION OF CHINA |
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Effective date of registration: 20240620 Address after: No. 669, Hangtian Middle Road, Xi'an national civil aerospace industry base, Shaanxi 710100 Patentee after: Electric Power Research Institute of State Grid Shaanxi Electric Power Co.,Ltd. Country or region after: China Patentee after: STATE GRID CORPORATION OF CHINA Patentee after: National Network (Xi'an) Environmental Protection Technology Center Co.,Ltd. Address before: 710054 No. 308 Youyi East Road, Shaanxi, Xi'an Patentee before: STATE GRID SHAANXI ELECTRIC POWER Research Institute Country or region before: China Patentee before: STATE GRID CORPORATION OF CHINA Patentee before: National Network (Xi'an) Environmental Protection Technology Center Co.,Ltd. |