CN101944721A - 高压直流输电系统阀故障检测处理方法 - Google Patents
高压直流输电系统阀故障检测处理方法 Download PDFInfo
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106532757A (zh) * | 2016-11-17 | 2017-03-22 | 南方电网科学研究院有限责任公司 | 双极柔性直流输电系统及其换流站、换流站的控制方法 |
CN106877296A (zh) * | 2017-03-10 | 2017-06-20 | 国网内蒙古东部电力有限公司通辽供电公司 | 基于广义变比的换流站集成保护方法 |
CN108761269A (zh) * | 2018-08-01 | 2018-11-06 | 华北电力科学研究院有限责任公司 | 一种换流阀臂接地故障检测方法及系统 |
CN111463757A (zh) * | 2020-05-09 | 2020-07-28 | 国网宁夏电力有限公司 | 一种特高压换流站换流器保护分区及动作逻辑优化方法 |
CN112630592A (zh) * | 2020-11-25 | 2021-04-09 | 中国南方电网有限责任公司超高压输电公司 | 常规直流阀区故障定位方法 |
CN112769132A (zh) * | 2021-01-06 | 2021-05-07 | 华南理工大学 | 基于阀侧电流时序特征的换流阀状态与阀电流的求解方法 |
CN113013860A (zh) * | 2021-03-29 | 2021-06-22 | 西安西电电力系统有限公司 | 换流阀过电压抑制方法及装置 |
CN113131444A (zh) * | 2020-01-15 | 2021-07-16 | 许继集团有限公司 | 一种柔性直流输电系统的桥臂电流应力降低方法及系统 |
CN113949042A (zh) * | 2020-07-17 | 2022-01-18 | 中国南方电网有限责任公司超高压输电公司 | 一种特高压直流阀组和故障阀组隔离方法 |
US12126246B2 (en) * | 2021-01-06 | 2024-10-22 | South China University Of Technology | Method for solving for converter valve states and valve currents based on valve-side current timing characteristics |
Citations (5)
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US4126892A (en) * | 1974-09-11 | 1978-11-21 | Asea Ab | Selective voltage and current control for high voltage D.C. transmission systems |
CA1061861A (en) * | 1976-06-23 | 1979-09-04 | Hitachi, Ltd. | Protection system and method for high voltage direct current transmission system |
CN1877945A (zh) * | 2006-06-29 | 2006-12-13 | 南京南瑞继保电气有限公司 | 换流阀组的短路故障保护方法 |
CN1881724A (zh) * | 2005-06-15 | 2006-12-20 | 许继集团有限公司 | 高压直流输电系统背靠背差动保护方法 |
CN101383505A (zh) * | 2008-10-17 | 2009-03-11 | 南方电网技术研究中心 | 特高压直流输电系统阀区接地故障清除策略 |
-
2009
- 2009-07-10 CN CN2009100546791A patent/CN101944721A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4126892A (en) * | 1974-09-11 | 1978-11-21 | Asea Ab | Selective voltage and current control for high voltage D.C. transmission systems |
CA1061861A (en) * | 1976-06-23 | 1979-09-04 | Hitachi, Ltd. | Protection system and method for high voltage direct current transmission system |
CN1881724A (zh) * | 2005-06-15 | 2006-12-20 | 许继集团有限公司 | 高压直流输电系统背靠背差动保护方法 |
CN1877945A (zh) * | 2006-06-29 | 2006-12-13 | 南京南瑞继保电气有限公司 | 换流阀组的短路故障保护方法 |
CN101383505A (zh) * | 2008-10-17 | 2009-03-11 | 南方电网技术研究中心 | 特高压直流输电系统阀区接地故障清除策略 |
Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106532757A (zh) * | 2016-11-17 | 2017-03-22 | 南方电网科学研究院有限责任公司 | 双极柔性直流输电系统及其换流站、换流站的控制方法 |
CN106877296A (zh) * | 2017-03-10 | 2017-06-20 | 国网内蒙古东部电力有限公司通辽供电公司 | 基于广义变比的换流站集成保护方法 |
CN106877296B (zh) * | 2017-03-10 | 2018-10-16 | 国网内蒙古东部电力有限公司通辽供电公司 | 基于广义变比的换流站集成保护方法 |
CN108761269A (zh) * | 2018-08-01 | 2018-11-06 | 华北电力科学研究院有限责任公司 | 一种换流阀臂接地故障检测方法及系统 |
CN113131444A (zh) * | 2020-01-15 | 2021-07-16 | 许继集团有限公司 | 一种柔性直流输电系统的桥臂电流应力降低方法及系统 |
CN111463757A (zh) * | 2020-05-09 | 2020-07-28 | 国网宁夏电力有限公司 | 一种特高压换流站换流器保护分区及动作逻辑优化方法 |
CN113949042A (zh) * | 2020-07-17 | 2022-01-18 | 中国南方电网有限责任公司超高压输电公司 | 一种特高压直流阀组和故障阀组隔离方法 |
CN112630592A (zh) * | 2020-11-25 | 2021-04-09 | 中国南方电网有限责任公司超高压输电公司 | 常规直流阀区故障定位方法 |
CN112769132A (zh) * | 2021-01-06 | 2021-05-07 | 华南理工大学 | 基于阀侧电流时序特征的换流阀状态与阀电流的求解方法 |
CN112769132B (zh) * | 2021-01-06 | 2022-08-12 | 华南理工大学 | 基于阀侧电流时序特征的换流阀状态与阀电流的求解方法 |
US20230396143A1 (en) * | 2021-01-06 | 2023-12-07 | South China University Of Technology | Method For Solving For Converter Valve States And Valve Currents Based On Valve-Side Current Timing Characteristics |
US12126246B2 (en) * | 2021-01-06 | 2024-10-22 | South China University Of Technology | Method for solving for converter valve states and valve currents based on valve-side current timing characteristics |
CN113013860A (zh) * | 2021-03-29 | 2021-06-22 | 西安西电电力系统有限公司 | 换流阀过电压抑制方法及装置 |
CN113013860B (zh) * | 2021-03-29 | 2024-02-06 | 西安西电电力系统有限公司 | 换流阀过电压抑制方法及装置 |
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