CN104078951A - 一种基于相间弧光电压特性线路相间故障双端保护方法 - Google Patents
一种基于相间弧光电压特性线路相间故障双端保护方法 Download PDFInfo
- Publication number
- CN104078951A CN104078951A CN201410339929.7A CN201410339929A CN104078951A CN 104078951 A CN104078951 A CN 104078951A CN 201410339929 A CN201410339929 A CN 201410339929A CN 104078951 A CN104078951 A CN 104078951A
- Authority
- CN
- China
- Prior art keywords
- phase
- phi
- transmission line
- fault
- voltage
- 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 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 42
- 230000016507 interphase Effects 0.000 claims description 18
- 230000001681 protective effect Effects 0.000 claims description 12
- 238000009434 installation Methods 0.000 claims description 9
- 230000001131 transforming effect Effects 0.000 claims description 9
- 230000001012 protector Effects 0.000 claims description 3
- 230000007704 transition Effects 0.000 abstract description 8
- 238000005259 measurement Methods 0.000 description 6
- 239000000306 component Substances 0.000 description 3
- 230000007257 malfunction Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410339929.7A CN104078951B (zh) | 2014-07-16 | 2014-07-16 | 一种基于相间弧光电压特性线路相间故障双端保护方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410339929.7A CN104078951B (zh) | 2014-07-16 | 2014-07-16 | 一种基于相间弧光电压特性线路相间故障双端保护方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104078951A true CN104078951A (zh) | 2014-10-01 |
CN104078951B CN104078951B (zh) | 2016-11-23 |
Family
ID=51600061
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410339929.7A Active CN104078951B (zh) | 2014-07-16 | 2014-07-16 | 一种基于相间弧光电压特性线路相间故障双端保护方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104078951B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104332973A (zh) * | 2014-11-12 | 2015-02-04 | 国家电网公司 | 利用故障有功功率实现线路相间短路故障继电保护方法 |
CN111817272A (zh) * | 2020-07-08 | 2020-10-23 | 国网福建省电力有限公司检修分公司 | 基于接地点弧光电压幅值特性输电线路单相高阻接地故障继电保护方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102694375A (zh) * | 2012-06-11 | 2012-09-26 | 福建省电力有限公司检修分公司 | 一种基于全分量差动系数矩阵的特高压交流输电线路保护方法 |
CN103296654A (zh) * | 2013-05-19 | 2013-09-11 | 国家电网公司 | 利用分布参数实现线路单相接地故障继电保护方法 |
CN103795044A (zh) * | 2014-02-24 | 2014-05-14 | 国家电网公司 | 一种输电线路相间距离保护iii段保护方法 |
CN103795041A (zh) * | 2014-02-24 | 2014-05-14 | 国家电网公司 | 一种输电线路过负荷防误动相间距离后备保护方法 |
-
2014
- 2014-07-16 CN CN201410339929.7A patent/CN104078951B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102694375A (zh) * | 2012-06-11 | 2012-09-26 | 福建省电力有限公司检修分公司 | 一种基于全分量差动系数矩阵的特高压交流输电线路保护方法 |
CN103296654A (zh) * | 2013-05-19 | 2013-09-11 | 国家电网公司 | 利用分布参数实现线路单相接地故障继电保护方法 |
CN103795044A (zh) * | 2014-02-24 | 2014-05-14 | 国家电网公司 | 一种输电线路相间距离保护iii段保护方法 |
CN103795041A (zh) * | 2014-02-24 | 2014-05-14 | 国家电网公司 | 一种输电线路过负荷防误动相间距离后备保护方法 |
Non-Patent Citations (2)
Title |
---|
施世鸿等: "T型高压输电线路故障测距", 《中国电机工程学报》 * |
杨铖等 : "采用双端量的高压输电线路选相元件", 《高电压技术》 * |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104332973A (zh) * | 2014-11-12 | 2015-02-04 | 国家电网公司 | 利用故障有功功率实现线路相间短路故障继电保护方法 |
CN111817272A (zh) * | 2020-07-08 | 2020-10-23 | 国网福建省电力有限公司检修分公司 | 基于接地点弧光电压幅值特性输电线路单相高阻接地故障继电保护方法 |
Also Published As
Publication number | Publication date |
---|---|
CN104078951B (zh) | 2016-11-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104795801A (zh) | 一种基于电压量的断路器非全相判别方法及装置 | |
CN103219711B (zh) | 一种同杆并架双回线路接地故障距离保护方法 | |
CN103762554A (zh) | 三相三绕组变压器分侧绕组故障检测方法 | |
CN102879671B (zh) | 特高压调压变压器保护的等效瞬时电感涌流闭锁判别方法 | |
CN103219713B (zh) | 一种输电线路相间短路故障距离保护方法 | |
CN103762568A (zh) | 输电线路负序电流分相差动保护方法 | |
CN103760471A (zh) | 基于瞬时采样值输电线路单相接地故障方向判别方法 | |
CN103311909B (zh) | 利用正序突变量和零序分量实现线路单相接地故障电压保护方法 | |
CN104078951B (zh) | 一种基于相间弧光电压特性线路相间故障双端保护方法 | |
CN104332973A (zh) | 利用故障有功功率实现线路相间短路故障继电保护方法 | |
CN104052035A (zh) | 同杆并架双回线路单相接地电抗继电器 | |
CN103779835A (zh) | 基于铁耗无功功率特性变压器绕组匝间短路继电保护方法 | |
CN103779847B (zh) | 基于sv网络采样同杆双回线路单相接地电压比相保护方法 | |
CN103296651B (zh) | 过负荷防误动和耐高阻的线路相间故障距离保护方法 | |
CN104078953A (zh) | 一种输电线路相间弧光电压保护方法 | |
CN104953565B (zh) | 基于过渡电阻实测线路相间故障继电保护方法 | |
CN103795044A (zh) | 一种输电线路相间距离保护iii段保护方法 | |
CN103296657A (zh) | 过负荷防误动和耐高阻的线路单相接地故障距离保护方法 | |
CN103779850B (zh) | 基于直采直跳通讯模式双回线路单相接地距离保护方法 | |
CN103296656B (zh) | 具有选相功能的输电线路复合序分量电压保护方法 | |
CN105186465A (zh) | 抗过渡电阻影响的线路负序电流分相差动保护方法 | |
CN103227456A (zh) | 一种输电线路单相接地故障距离保护方法 | |
CN103248024B (zh) | 抗过渡电阻和负荷电流影响的线路电流差动保护方法 | |
CN103296644B (zh) | 输电线路复合序分量电压保护方法 | |
CN103311908B (zh) | 利用单端电流量实现输电线路单相高阻接地故障继电保护方法 |
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: 20141008 |
|
C10 | Entry into substantive examination | ||
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 |
|
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20141008 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. |
|
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. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
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. |