CN103760423B - 一种长距离特高压同塔双回线路相间互电容测量方法 - Google Patents
一种长距离特高压同塔双回线路相间互电容测量方法 Download PDFInfo
- Publication number
- CN103760423B CN103760423B CN201410008963.6A CN201410008963A CN103760423B CN 103760423 B CN103760423 B CN 103760423B CN 201410008963 A CN201410008963 A CN 201410008963A CN 103760423 B CN103760423 B CN 103760423B
- Authority
- CN
- China
- Prior art keywords
- phase
- centerdot
- head end
- self
- 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.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 68
- 230000008878 coupling Effects 0.000 claims abstract description 63
- 238000010168 coupling process Methods 0.000 claims abstract description 63
- 238000005859 coupling reaction Methods 0.000 claims abstract description 63
- 238000005259 measurement Methods 0.000 claims abstract description 23
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 239000004020 conductor Substances 0.000 claims description 49
- 230000001360 synchronised effect Effects 0.000 claims description 40
- 230000004913 activation Effects 0.000 claims description 3
- 230000004044 response Effects 0.000 claims description 3
- 230000002123 temporal effect Effects 0.000 claims description 3
- 238000004422 calculation algorithm Methods 0.000 abstract description 7
- 238000000691 measurement method Methods 0.000 abstract description 5
- 239000003990 capacitor Substances 0.000 abstract description 3
- 238000012360 testing method Methods 0.000 description 6
- 238000013178 mathematical model Methods 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000010200 validation analysis Methods 0.000 description 1
Landscapes
- Measurement Of Resistance Or Impedance (AREA)
Abstract
Description
模型真值 | A1B1 0.002710 | B1C1 0.002620 | C1B2 0.000748 |
方法(1) | 0.002728 | 0.002627 | 0.000742 |
误差 | 0.66% | 0.27% | 0.8% |
方法(2) | 0.002716 | 0.002601 | 0.000713 |
误差 | 0.22% | 0.73% | 4.68% |
方法(3) | 0.002813 | 0.002696 | 0.0007431 |
误差 | 3.80% | 2.9% | 0.66% |
模型真值 | A1C1 0.000802 | B1A2 0.000883 | C1C2 0.001060 |
方法(1) | 0.000797 | 0.000888 | 0.001036 |
误差 | 0.62% | 0.57% | 2.26% |
方法(2) | 0.000775 | 0.000873 | 0.000985 |
误差 | 3.37% | 1.13% | 7.08% |
方法(3) | 0.000803 | 0.000905 | 0.001026 |
误差 | 0.12% | 2.49% | 3.21% |
模型真值 | A1A2 0.001510 | B1B2 0.001090 | A2B2 0.002710 |
方法(1) | 0.001519 | 0.001095 | 0.002728 |
误差 | 0.60% | 0.46% | 0.66% |
方法(2) | 0.001506 | 0.001081 | 0.002717 |
误差 | 0.26% | 0.83% | 0.26% |
方法(3) | 0.001561 | 0.001121 | 0.002814 |
误差 | 3.38% | 2.84% | 3.84% |
模型真值 | A1B2 0.000883 | B1C2 0.000748 | A2C2 0.000802 |
方法(1) | 0.000885 | 0.000742 | 0.000798 |
误差 | 0.23% | 0.8% | 0.49% |
方法(2) | 0.000874 | 0.000716 | 0.000775 |
误差 | 1.02% | 4.28% | 3.37% |
方法(3) | 0.000905 | 0.000743 | 0.000803 |
误差 | 2.49% | 0.67% | 0.12% |
模型真值 | A1C2 0.000390 | C1A2 0.000390 | B2C2 0.002623 |
方法(1) | 0.000385 | 0.000391 | 0.002625 |
误差 | 1.28% | 0.26% | 0.08% |
方法(2) | 0.000364 | 0.000362 | 0.002599 |
误差 | 6.67% | 7.18% | 0.91% |
方法(3) | 0.000377 | 0.000377 | 0.002696 |
误差 | 3.33% | 3.33% | 2.78% |
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410008963.6A CN103760423B (zh) | 2014-01-08 | 2014-01-08 | 一种长距离特高压同塔双回线路相间互电容测量方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410008963.6A CN103760423B (zh) | 2014-01-08 | 2014-01-08 | 一种长距离特高压同塔双回线路相间互电容测量方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103760423A CN103760423A (zh) | 2014-04-30 |
CN103760423B true CN103760423B (zh) | 2016-03-02 |
Family
ID=50527693
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410008963.6A Active CN103760423B (zh) | 2014-01-08 | 2014-01-08 | 一种长距离特高压同塔双回线路相间互电容测量方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103760423B (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105223436B (zh) * | 2015-09-22 | 2017-12-05 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | 一种同塔双回交流输电线路参数测量和计算方法 |
CN107123348B (zh) * | 2017-06-01 | 2023-03-21 | 国网湖北省电力公司电力科学研究院 | 一种高精度中压配电线路真型等效模型及其参数计算方法 |
CN108196150B (zh) * | 2018-01-19 | 2021-02-12 | 河海大学 | 一种同塔双回非对称输电线路参数测量方法 |
Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6927562B2 (en) * | 2002-02-27 | 2005-08-09 | On-Line Monitoring, Inc. | Power factor/tan δtesting of high voltage bushings on power transformers, current transformers, and circuit breakers |
CN101173971A (zh) * | 2005-09-09 | 2008-05-07 | 武汉大学 | 一种互感线路零序参数带电测量装置 |
CN101349714A (zh) * | 2008-08-15 | 2009-01-21 | 武汉大学 | 一种利用工频干扰源带电测量输电线路零序阻抗的方法 |
CN101363880A (zh) * | 2008-08-01 | 2009-02-11 | 武汉大学 | 一种利用工频干扰源带电测量输电线路零序导纳的方法 |
CN101419253A (zh) * | 2008-12-17 | 2009-04-29 | 河南电力试验研究院 | 一种特高压输电线路正序、零序参数测量方法及*** |
CN102135571A (zh) * | 2011-03-03 | 2011-07-27 | 江苏省电力公司苏州供电公司 | 超高压/特高压多回路输电线路零序阻抗抗干扰测量方法 |
CN102435851A (zh) * | 2011-09-20 | 2012-05-02 | 武汉大学 | 一种双回输电线路零序参数测量方法 |
CN202256525U (zh) * | 2011-09-14 | 2012-05-30 | 云南电力试验研究院(集团)有限公司 | 一种高压线路参数测试装置 |
CN102830287A (zh) * | 2012-09-13 | 2012-12-19 | 安徽省电力公司淮南供电公司 | 可消除工频干扰的线路工频参数测量装置 |
CN202870169U (zh) * | 2012-07-17 | 2013-04-10 | 广东电网公司电力科学研究院 | 一种抗高感应电压干扰的高压输电线路工频参数实测装置 |
CN103344837A (zh) * | 2013-07-11 | 2013-10-09 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | 一种同杆并架双回直流输电线路的参数测量方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19923211C2 (de) * | 1998-07-23 | 2001-05-10 | Karlsruhe Forschzent | Kapazitiver Spannungsteiler zur Messung von Hochspannungsimpulsen mit Millisekunden-Impulsdauer |
-
2014
- 2014-01-08 CN CN201410008963.6A patent/CN103760423B/zh active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6927562B2 (en) * | 2002-02-27 | 2005-08-09 | On-Line Monitoring, Inc. | Power factor/tan δtesting of high voltage bushings on power transformers, current transformers, and circuit breakers |
CN101173971A (zh) * | 2005-09-09 | 2008-05-07 | 武汉大学 | 一种互感线路零序参数带电测量装置 |
CN101363880A (zh) * | 2008-08-01 | 2009-02-11 | 武汉大学 | 一种利用工频干扰源带电测量输电线路零序导纳的方法 |
CN101349714A (zh) * | 2008-08-15 | 2009-01-21 | 武汉大学 | 一种利用工频干扰源带电测量输电线路零序阻抗的方法 |
CN101419253A (zh) * | 2008-12-17 | 2009-04-29 | 河南电力试验研究院 | 一种特高压输电线路正序、零序参数测量方法及*** |
CN102135571A (zh) * | 2011-03-03 | 2011-07-27 | 江苏省电力公司苏州供电公司 | 超高压/特高压多回路输电线路零序阻抗抗干扰测量方法 |
CN202256525U (zh) * | 2011-09-14 | 2012-05-30 | 云南电力试验研究院(集团)有限公司 | 一种高压线路参数测试装置 |
CN102435851A (zh) * | 2011-09-20 | 2012-05-02 | 武汉大学 | 一种双回输电线路零序参数测量方法 |
CN202870169U (zh) * | 2012-07-17 | 2013-04-10 | 广东电网公司电力科学研究院 | 一种抗高感应电压干扰的高压输电线路工频参数实测装置 |
CN102830287A (zh) * | 2012-09-13 | 2012-12-19 | 安徽省电力公司淮南供电公司 | 可消除工频干扰的线路工频参数测量装置 |
CN103344837A (zh) * | 2013-07-11 | 2013-10-09 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | 一种同杆并架双回直流输电线路的参数测量方法 |
Also Published As
Publication number | Publication date |
---|---|
CN103760423A (zh) | 2014-04-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
Milojević et al. | Utilization of PMU measurements for three-phase line parameter estimation in power systems | |
CN102129009B (zh) | 基于双端测量信息的特高压输电线路正序参数测量方法 | |
CN101981774B (zh) | 用于产生故障信号的方法、装置和现场设备 | |
CN103941153B (zh) | 一种基于波形相似性的k-NN算法的多出线辐射网故障测距方法 | |
CN105160058B (zh) | 一种用于电网电磁暂态计算的网络边界等值方法 | |
CN103760423B (zh) | 一种长距离特高压同塔双回线路相间互电容测量方法 | |
CN107632236A (zh) | 一种基于对端母线反射波识别的单出线输电线路单端故障测距方法 | |
CN109031021A (zh) | 一种高压单芯电缆短路故障定位方法、装置及*** | |
CN111766470B (zh) | 高压直流输电线路的故障定位方法、***及直流输电线路 | |
CN107609251A (zh) | 一种基于fds的油纸电容式套管串联极化模型建模方法 | |
CN106501612B (zh) | 基于非均匀传输线的双回部分同塔线路零序参数测量方法 | |
CN103954885A (zh) | 基于分布参数的双回线故障单端定位***及定位方法 | |
CN110161353A (zh) | 一种故障定位装置及方法 | |
CN103197204B (zh) | 多端线路故障定位的混合型方法 | |
Mingotti et al. | A novel equivalent power network impedance approach for assessing the time reference in asynchronous measurements | |
Li et al. | Fault location algorithm in distribution networks considering distributed capacitive current | |
CN105823929B (zh) | 基于双端异步数据的长距离同塔四回输电线路零序参数精确测量方法 | |
CN116754900A (zh) | 含多不可测分支配电网故障测距方法、***、介质及设备 | |
CN106649946B (zh) | 一种输电线路工频相参数仿真计算方法 | |
CN103713196B (zh) | 一种交流特高压同塔双回线路相自导纳、相自阻抗参数测量方法 | |
CN103424627B (zh) | 双端测量平行电网线路零序阻抗的方法 | |
Lin et al. | A signal-superimposed technique for fault location in transmission lines through IED measurements considering communication service failure | |
CN103941152A (zh) | 一种基于波形相似性的k-NN算法的缆线混合线路故障测距方法 | |
CN106649944B (zh) | 一种输电线路工频序参数仿真计算方法 | |
CN106093582A (zh) | 一种基于gps同步的线路参数双端测试***及方法 |
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 | ||
CP01 | Change in the name or title of a patent holder |
Address after: 230601 Ziyun Road 299, Hefei Economic Development Zone, Anhui Province Co-patentee after: ELECTRIC POWER Research Institute ANHUI ELECTRIC POWER COMPANY OF STATE GRID Patentee after: State Grid Corporation of China Address before: 230601 Ziyun Road 299, Hefei Economic Development Zone, Anhui Province Co-patentee before: ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID ANHUI ELECTRIC POWER Co. Patentee before: State Grid Corporation of China |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20140430 Assignee: ANHUI XINLI ELECTRIC TECHNOLOGY CONSULTING Co.,Ltd. Assignor: ELECTRIC POWER Research Institute ANHUI ELECTRIC POWER COMPANY OF STATE GRID Contract record no.: X2022980019451 Denomination of invention: A Method for Measuring Phase to Phase Mutual Capacitance of Long Distance UHV Double Circuit Lines on the Same Tower Granted publication date: 20160302 License type: Common License Record date: 20221024 |