CN103760472B - 同杆并架双回线路同名故障相序诊断方法 - Google Patents
同杆并架双回线路同名故障相序诊断方法 Download PDFInfo
- Publication number
- CN103760472B CN103760472B CN201410054078.1A CN201410054078A CN103760472B CN 103760472 B CN103760472 B CN 103760472B CN 201410054078 A CN201410054078 A CN 201410054078A CN 103760472 B CN103760472 B CN 103760472B
- Authority
- CN
- China
- Prior art keywords
- phase
- fault
- line
- double
- analyses
- 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.)
- Active
Links
- 238000004458 analytical method Methods 0.000 title claims abstract description 17
- 238000000819 phase cycle Methods 0.000 title claims abstract description 10
- 238000002405 diagnostic procedure Methods 0.000 title claims abstract description 7
- 238000009434 installation Methods 0.000 claims abstract description 16
- 230000001681 protective effect Effects 0.000 claims description 13
- 230000001012 protector Effects 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 abstract description 4
- 230000007704 transition Effects 0.000 abstract description 4
- 238000003745 diagnosis Methods 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410054078.1A CN103760472B (zh) | 2014-02-18 | 2014-02-18 | 同杆并架双回线路同名故障相序诊断方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410054078.1A CN103760472B (zh) | 2014-02-18 | 2014-02-18 | 同杆并架双回线路同名故障相序诊断方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103760472A CN103760472A (zh) | 2014-04-30 |
CN103760472B true CN103760472B (zh) | 2015-12-30 |
Family
ID=50527741
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410054078.1A Active CN103760472B (zh) | 2014-02-18 | 2014-02-18 | 同杆并架双回线路同名故障相序诊断方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103760472B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104062551B (zh) * | 2014-07-04 | 2016-08-17 | 国家电网公司 | 一种双回线路非同名相跨线接地故障快速定位方法 |
CN104090210B (zh) * | 2014-07-15 | 2016-08-17 | 国家电网公司 | 双回线路非同名相跨线接地故障单端测距方法 |
CN104950229B (zh) * | 2015-06-17 | 2018-07-24 | 国家电网公司 | 基于单回线路单端电气量双回线路跨线故障点短路电阻测量方法 |
CN104950218A (zh) * | 2015-06-17 | 2015-09-30 | 国家电网公司 | 基于同名相电流突变量幅相特性双回线路同名故障相序诊断方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000074978A (ja) * | 1998-08-31 | 2000-03-14 | Nissin Electric Co Ltd | 平行2回線送電線における故障点標定装置 |
CN101814730A (zh) * | 2009-04-15 | 2010-08-25 | 河南省电力公司 | 同杆并架双回线保护的故障选相方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101635453A (zh) * | 2009-08-20 | 2010-01-27 | 中国电力科学研究院 | 限制特高压同塔双回线路潜供电流的方法及装置 |
-
2014
- 2014-02-18 CN CN201410054078.1A patent/CN103760472B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000074978A (ja) * | 1998-08-31 | 2000-03-14 | Nissin Electric Co Ltd | 平行2回線送電線における故障点標定装置 |
CN101814730A (zh) * | 2009-04-15 | 2010-08-25 | 河南省电力公司 | 同杆并架双回线保护的故障选相方法 |
Also Published As
Publication number | Publication date |
---|---|
CN103760472A (zh) | 2014-04-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102769279B (zh) | 线路保护装置的纵联零序保护的高阻接地选相方法 | |
CN103219711B (zh) | 一种同杆并架双回线路接地故障距离保护方法 | |
CN101593964B (zh) | 同杆并架双回线的纵联零序功率方向保护方法 | |
CN103762554B (zh) | 三相三绕组变压器分侧绕组故障检测方法 | |
CN104267311A (zh) | 一种同塔双回线路故障选相方法 | |
CN105337256B (zh) | 一种用于同塔双回线路的零序电压补偿元件闭锁方法 | |
CN103368151A (zh) | 利用序电压相位特性实现线路接地故障选相方法 | |
CN103762569B (zh) | 同杆并架双回线路两相接地短路故障方向判别方法 | |
CN103762574B (zh) | 双回线路非同名相跨线接地阻抗距离保护方法 | |
CN103760472B (zh) | 同杆并架双回线路同名故障相序诊断方法 | |
CN103353572B (zh) | 基于支路选择因子的t接线路故障支路选择方法 | |
CN104035006B (zh) | 基于三角函数双回线路非同名相跨线接地故障判别方法 | |
CN103227455B (zh) | 基于故障阻抗相位特性的线路单相接地故障继电保护方法 | |
CN104049182B (zh) | 同杆并架双回线路单相接地故障类型诊断方法 | |
CN103163413B (zh) | 一种特高压交流输电线路单相接地故障类型诊断方法 | |
CN105759170A (zh) | 抗过渡电阻影响的输电线路接地故障选相方法 | |
CN103760458B (zh) | 同杆并架双回线路单相接地故障方向判别方法 | |
CN105699850A (zh) | 利用故障点电流相位特性实现线路接地故障选相方法 | |
CN104052033B (zh) | 一种基于零序电流相关系数识别故障分支的保护方法 | |
CN104950228A (zh) | 同杆并架双回线路单相接地故障点过渡电阻值测量方法 | |
CN104078953A (zh) | 一种输电线路相间弧光电压保护方法 | |
CN105699852A (zh) | 抗分布电容电流和过渡电阻影响的输电线路接地故障选相方法 | |
CN105699853A (zh) | 输电线路接地故障选相方法 | |
CN103248019A (zh) | 输电线路相间短路故障继电保护方法 | |
CN103197201B (zh) | 输电线路低中高电阻接地故障类型识别方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100031 West Chang'an Avenue, Xicheng District, Xicheng District, Beijing Co-patentee after: State Grid Fujian Electric Power Co., Ltd. Patentee after: State Grid Corporation of China Co-patentee after: PUTIAN POWER SUPPLY COMPANY, STATE GRID FUJIAN ELECTRIC POWER CO., LTD. Address before: 100031 West Chang'an Avenue, Xicheng District, Xicheng District, Beijing Co-patentee before: State Grid Fujian Electric Power Co., Ltd. Patentee before: State Grid Corporation of China Co-patentee before: PUTIAN POWER SUPPLY COMPANY, STATE GRID FUJIAN ELECTRIC POWER CO., LTD. |
|
CP01 | Change in the name or title of a patent holder | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190222 Address after: 351100 No. 999, South Garden Road, Xia Lin Street, Chengxiang District, Putian, Fujian Co-patentee after: State Grid Fujian Electric Power Co., Ltd. Patentee after: PUTIAN POWER SUPPLY COMPANY, STATE GRID FUJIAN ELECTRIC POWER CO., LTD. Co-patentee after: State Grid Corporation of China Address before: 100031 West Chang'an Avenue, Xicheng District, Xicheng District, Beijing Co-patentee before: State Grid Fujian Electric Power Co., Ltd. Patentee before: State Grid Corporation of China Co-patentee before: PUTIAN POWER SUPPLY COMPANY, STATE GRID FUJIAN ELECTRIC POWER CO., LTD. |
|
TR01 | Transfer of patent right |