CN107561421A - 500kV瓷支柱绝缘子干弧距离选取方法 - Google Patents
500kV瓷支柱绝缘子干弧距离选取方法 Download PDFInfo
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- CN107561421A CN107561421A CN201710772301.XA CN201710772301A CN107561421A CN 107561421 A CN107561421 A CN 107561421A CN 201710772301 A CN201710772301 A CN 201710772301A CN 107561421 A CN107561421 A CN 107561421A
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- arcing distance
- dry arcing
- porcelain strut
- dry
- rain
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- 239000012212 insulator Substances 0.000 title claims abstract description 57
- 229910052573 porcelain Inorganic materials 0.000 title claims abstract description 54
- 238000010187 selection method Methods 0.000 title 1
- 238000012360 testing method Methods 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 20
- 238000009422 external insulation Methods 0.000 claims abstract description 16
- 238000002474 experimental method Methods 0.000 claims description 12
- 238000012937 correction Methods 0.000 claims description 3
- 150000003839 salts Chemical class 0.000 claims description 3
- 238000012795 verification Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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- Insulators (AREA)
Abstract
Description
次数 | 试验电压(kV) | 短接情况 | 干弧距离(mm) | 闪络/耐受 |
1 | 318 | 0 | 3765 | 耐 |
2 | 318 | 8 | 3205 | 耐 |
3 | 318 | 12 | 2925 | 闪 |
4 | 318 | 10 | 3065 | 闪 |
5 | 318 | 9 | 3135 | 耐 |
6 | 318 | 9 | 3135 | 耐 |
7 | 318 | 9 | 3135 | 耐 |
Claims (10)
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CN201710772301.XA CN107561421A (zh) | 2017-08-31 | 2017-08-31 | 500kV瓷支柱绝缘子干弧距离选取方法 |
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CN201710772301.XA CN107561421A (zh) | 2017-08-31 | 2017-08-31 | 500kV瓷支柱绝缘子干弧距离选取方法 |
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CN107561421A true CN107561421A (zh) | 2018-01-09 |
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3832482A (en) * | 1972-07-17 | 1974-08-27 | Westinghouse Electric Corp | Ehv rain-shield and voltage grading ring for high-voltage equipment |
JP2004288377A (ja) * | 2003-03-19 | 2004-10-14 | Ngk Insulators Ltd | 外ひだ懸垂碍子 |
CN201918234U (zh) * | 2010-12-29 | 2011-08-03 | 广东电网公司电力科学研究院 | 一种500kv主变压器用绝缘套管 |
CN202110246U (zh) * | 2011-07-06 | 2012-01-11 | 中机国际(西安)技术发展有限公司 | 高压试验工频耐压湿试验系统 |
CN102930943A (zh) * | 2012-10-09 | 2013-02-13 | 中国电力科学研究院 | 一种纯空气串联间隙型交流特高压线路避雷器 |
CN203658229U (zh) * | 2014-01-06 | 2014-06-18 | 国网安徽省电力公司合肥供电公司 | 智能输电线路积污模拟系统 |
CN205388922U (zh) * | 2015-12-31 | 2016-07-20 | 中国西电电气股份有限公司 | 420kV交流输电线路用复合外套有串联间隙金属氧化物避雷器 |
CN107064762A (zh) * | 2017-05-26 | 2017-08-18 | 国网河南省电力公司电力科学研究院 | 特高压输电线路空气间隙雨闪试验装置及方法 |
-
2017
- 2017-08-31 CN CN201710772301.XA patent/CN107561421A/zh active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3832482A (en) * | 1972-07-17 | 1974-08-27 | Westinghouse Electric Corp | Ehv rain-shield and voltage grading ring for high-voltage equipment |
JP2004288377A (ja) * | 2003-03-19 | 2004-10-14 | Ngk Insulators Ltd | 外ひだ懸垂碍子 |
CN201918234U (zh) * | 2010-12-29 | 2011-08-03 | 广东电网公司电力科学研究院 | 一种500kv主变压器用绝缘套管 |
CN202110246U (zh) * | 2011-07-06 | 2012-01-11 | 中机国际(西安)技术发展有限公司 | 高压试验工频耐压湿试验系统 |
CN102930943A (zh) * | 2012-10-09 | 2013-02-13 | 中国电力科学研究院 | 一种纯空气串联间隙型交流特高压线路避雷器 |
CN203658229U (zh) * | 2014-01-06 | 2014-06-18 | 国网安徽省电力公司合肥供电公司 | 智能输电线路积污模拟系统 |
CN205388922U (zh) * | 2015-12-31 | 2016-07-20 | 中国西电电气股份有限公司 | 420kV交流输电线路用复合外套有串联间隙金属氧化物避雷器 |
CN107064762A (zh) * | 2017-05-26 | 2017-08-18 | 国网河南省电力公司电力科学研究院 | 特高压输电线路空气间隙雨闪试验装置及方法 |
Non-Patent Citations (4)
Title |
---|
关志成 等: "高海拔地区复合绝缘子的直流耐污性能", 《高电压技术》 * |
孔维贞 等: "145kV SF6气体绝缘复合套管的小型化研究与设计", 《高压电器》 * |
王春艳: "浅析高海拔环境下瓷套的选择", 《河南科技》 * |
陈杰华 等: "500kV主变压器高压套管防雨闪伞裙的试验", 《南方电网技术》 * |
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Effective date of registration: 20210603 Address after: 510700 3rd, 4th and 5th floors of building J1 and 3rd floor of building J3, No.11 Kexiang Road, Science City, Luogang District, Guangzhou City, Guangdong Province Applicant after: China South Power Grid International Co.,Ltd. Address before: 510663 1-2 / F, building J3, No.11 Kexiang Road, Science City, Luogang District, Guangzhou City, Guangdong Province Applicant before: POWER GRID TECHNOLOGY RESEARCH CENTER. CHINA SOUTHERN POWER GRID Applicant before: China South Power Grid International Co.,Ltd. |
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Application publication date: 20180109 |