CN104090212A - 无需故障前电压记忆的线路相间故障定位方法 - Google Patents
无需故障前电压记忆的线路相间故障定位方法 Download PDFInfo
- Publication number
- CN104090212A CN104090212A CN201410339281.3A CN201410339281A CN104090212A CN 104090212 A CN104090212 A CN 104090212A CN 201410339281 A CN201410339281 A CN 201410339281A CN 104090212 A CN104090212 A CN 104090212A
- Authority
- CN
- China
- Prior art keywords
- phase
- fault
- voltage
- centerdot
- delta
- 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
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims abstract description 30
- 238000009434 installation Methods 0.000 claims abstract description 4
- 230000005611 electricity Effects 0.000 claims description 22
- 230000004807 localization Effects 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 9
- 230000006870 function Effects 0.000 claims description 6
- 230000001012 protector Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 abstract description 6
- 238000005259 measurement Methods 0.000 abstract 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 206010017577 Gait disturbance Diseases 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Landscapes
- Locating Faults (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410339281.3A CN104090212B (zh) | 2014-07-16 | 2014-07-16 | 无需故障前电压记忆的线路相间故障定位方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410339281.3A CN104090212B (zh) | 2014-07-16 | 2014-07-16 | 无需故障前电压记忆的线路相间故障定位方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104090212A true CN104090212A (zh) | 2014-10-08 |
CN104090212B CN104090212B (zh) | 2016-06-08 |
Family
ID=51637943
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410339281.3A Active CN104090212B (zh) | 2014-07-16 | 2014-07-16 | 无需故障前电压记忆的线路相间故障定位方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104090212B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104950229A (zh) * | 2015-06-17 | 2015-09-30 | 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 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3612989A (en) * | 1968-02-27 | 1971-10-12 | Compteurs Comp D | Arrangement for establishing the location of phase-to-phase or phase-to-earth faults on a loop of a polyphase electrical powerline utilizing only voltage and current magnitudes available at a measuring point on the loop |
JP2001251769A (ja) * | 2000-03-01 | 2001-09-14 | Fuji Electric Co Ltd | 電力系統の事故検出装置 |
CN103869221A (zh) * | 2014-02-21 | 2014-06-18 | 国家电网公司 | 基于sv网络采样的双回线路单相接地故障距离测量方法 |
CN103872664A (zh) * | 2014-02-21 | 2014-06-18 | 国家电网公司 | 利用故障前电压实测实现线路相间故障电压保护方法 |
-
2014
- 2014-07-16 CN CN201410339281.3A patent/CN104090212B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3612989A (en) * | 1968-02-27 | 1971-10-12 | Compteurs Comp D | Arrangement for establishing the location of phase-to-phase or phase-to-earth faults on a loop of a polyphase electrical powerline utilizing only voltage and current magnitudes available at a measuring point on the loop |
JP2001251769A (ja) * | 2000-03-01 | 2001-09-14 | Fuji Electric Co Ltd | 電力系統の事故検出装置 |
CN103869221A (zh) * | 2014-02-21 | 2014-06-18 | 国家电网公司 | 基于sv网络采样的双回线路单相接地故障距离测量方法 |
CN103872664A (zh) * | 2014-02-21 | 2014-06-18 | 国家电网公司 | 利用故障前电压实测实现线路相间故障电压保护方法 |
Non-Patent Citations (2)
Title |
---|
林富洪等: "基于分布参数模型的高压输电线路单相接地故障单端测距方法", 《电网技术》 * |
鲁文军等: "一种自动适应电力系统运行方式变化的新型突变量选相元件", 《中国电机工程学报》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104950229A (zh) * | 2015-06-17 | 2015-09-30 | 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 |
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 |
Also Published As
Publication number | Publication date |
---|---|
CN104090212B (zh) | 2016-06-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103293439B (zh) | 基于分布参数测量阻抗幅值特性线路单相接地故障单端测距方法 | |
CN103869220B (zh) | 基于直采直跳通讯模式双回线路单相接地故障定位方法 | |
CN103245878B (zh) | 一种输电线路单相接地故障单端测距方法 | |
CN103760469B (zh) | 基于故障前后电压相位特性线路单相接地故障定位方法 | |
CN104049180A (zh) | 双回线路非同名相跨线接地故障单端测距方法 | |
CN103245887B (zh) | 利用集总参数实现线路相间故障单端测距方法 | |
CN103245877B (zh) | 利用单端电气量实现线路单相接地故障测距方法 | |
CN103293444B (zh) | 抗过渡电阻和负荷电流影响的线路单相接地故障单端测距方法 | |
CN103278742B (zh) | 利用电压降虚部特性实现线路单相接地故障单端测距方法 | |
CN103267929B (zh) | 利用电压降虚部特性实现线路相间故障单端测距方法 | |
CN103245890B (zh) | 抗过渡电阻和负荷电流影响的线路单相接地故障单端测距方法 | |
CN103777116B (zh) | 利用故障前后电压相位阶跃特性线路相间故障定位方法 | |
CN103323739A (zh) | 基于分布参数测量阻抗幅值特性线路相间故障单端测距方法 | |
CN103245876B (zh) | 利用电压降实部特性实现线路相间故障单端测距方法 | |
CN103163427B (zh) | 利用沿线电压降实部分布特性实现线路单相接地故障单端测距方法 | |
CN104764977A (zh) | 基于阻抗定位函数相位特性线路相间故障单端定位方法 | |
CN103293440B (zh) | 利用序分量实现线路单相接地故障单端测距方法 | |
CN104090212A (zh) | 无需故障前电压记忆的线路相间故障定位方法 | |
CN104062551A (zh) | 一种双回线路非同名相跨线接地故障快速定位方法 | |
CN103217630B (zh) | 利用电压降实部特性实现线路单相接地故障单端测距方法 | |
CN104330705A (zh) | 基于相间故障位置因子的线路相间故障单端测距方法 | |
CN104062553B (zh) | 同杆并架双回线路单相接地故障单端测距方法 | |
CN105242174A (zh) | 基于阻抗定位函数幅值特性线路单相接地故障测距方法 | |
CN104730415A (zh) | 基于阻抗定位函数幅值特性线路相间故障单端测距方法 | |
CN103245888B (zh) | 抗附加故障距离影响的线路相间故障单端测距方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
ASS | Succession or assignment of patent right |
Owner name: STATE GRID FUJIAN ELECTRIC POWER CO., LTD. MAINTEN Free format text: FORMER OWNER: STATE GRID FUJIAN ELECTRIC POWER CO., LTD. MAINTENANCE BRANCH COMPANY OF STATE GRID FUJIAN ELECTRIC POWER COMPANY Effective date: 20140928 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C53 | Correction of patent of invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Zeng Huimin Inventor after: Lin Fuhong Inventor before: Zeng Huimin |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: CENG HUIMIN TO: CENG HUIMIN LIN FUHONG |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20140928 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant after: State Grid Corporation of China Applicant after: STATE GRID FUJIAN ELECTRIC POWER Co.,Ltd. Applicant after: STATE GRID FUJIAN MAINTENANCE Co. Applicant after: STATE GRID PUTIAN ELECTRIC POWER SUPPLY Co. Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant before: State Grid Corporation of China Applicant before: STATE GRID FUJIAN ELECTRIC POWER Co.,Ltd. Applicant before: STATE GRID FUJIAN MAINTENANCE Co. |
|
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 | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Co-patentee after: STATE GRID FUJIAN ELECTRIC POWER Co.,Ltd. Patentee after: STATE GRID CORPORATION OF CHINA Co-patentee after: STATE GRID FUJIAN MAINTENANCE Co. Co-patentee after: STATE GRID PUTIAN ELECTRIC POWER SUPPLY Co. Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Co-patentee before: STATE GRID FUJIAN ELECTRIC POWER Co.,Ltd. Patentee before: State Grid Corporation of China Co-patentee before: STATE GRID FUJIAN MAINTENANCE Co. Co-patentee before: STATE GRID PUTIAN ELECTRIC POWER SUPPLY Co. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191217 Address after: 351100 Putian province Fujian city Chengxiang District Nanyuan Xia Lin Street Road No. 999 Co-patentee after: STATE GRID CORPORATION OF CHINA Patentee after: STATE GRID PUTIAN ELECTRIC POWER SUPPLY Co. Co-patentee after: STATE GRID FUJIAN ELECTRIC POWER Co.,Ltd. Co-patentee after: STATE GRID FUJIAN MAINTENANCE Co. Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Co-patentee before: STATE GRID FUJIAN ELECTRIC POWER Co.,Ltd. Patentee before: STATE GRID CORPORATION OF CHINA Co-patentee before: STATE GRID FUJIAN MAINTENANCE Co. Co-patentee before: STATE GRID PUTIAN ELECTRIC POWER SUPPLY Co. |