CN111740386A - 一种柔性直流输电换流阀过电压抑制方法和装置 - Google Patents
一种柔性直流输电换流阀过电压抑制方法和装置 Download PDFInfo
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- CN111740386A CN111740386A CN202010568402.7A CN202010568402A CN111740386A CN 111740386 A CN111740386 A CN 111740386A CN 202010568402 A CN202010568402 A CN 202010568402A CN 111740386 A CN111740386 A CN 111740386A
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- current
- converter valve
- bridge arm
- bridge
- phase
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
- H02H7/122—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for inverters, i.e. dc/ac converters
- H02H7/1225—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for inverters, i.e. dc/ac converters responsive to internal faults, e.g. shoot-through
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/10—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers
- H02H7/12—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers
- H02H7/125—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for rectifiers
- H02H7/1255—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for converters; for rectifiers for static converters or rectifiers for rectifiers responsive to internal faults, e.g. by monitoring ripple in output voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/36—Arrangements for transfer of electric power between ac networks via a high-tension dc link
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/60—Arrangements for transfer of electric power between AC networks or generators via a high voltage DC link [HVCD]
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Rectifiers (AREA)
- Inverter Devices (AREA)
- Direct Current Feeding And Distribution (AREA)
Abstract
Description
参数 | MMC1 | MMC2 | MMC3 | MMC4 |
额定直流母线电压(kV) | 500 | 500 | 500 | 500 |
额定容量(MW) | 750 | 1500 | 750 | 1500 |
变压器容量(MVA) | 850 | 1700 | 850 | 1700 |
变压器连接形式 | YD11 | YD11 | YD11 | YD11 |
变压器变比(kV/kV) | 230/290.88 | 525/290.88 | 230/290.88 | 525/290.88 |
变压器漏抗(pu) | 0.15 | 0.15 | 0.15 | 0.15 |
桥臂电抗器(mH) | 100 | 75 | 100 | 75 |
子模块电容(mF) | 8 | 15 | 8 | 15 |
平波电抗器(mH) | 300 | 300 | 300 | 300 |
单桥臂子模块个数 | 246 | 246 | 246 | 246 |
控制模式 | 定功率控制 | 定功率控制 | 定直流电压控制 | 定功率控制 |
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202010568402.7A CN111740386A (zh) | 2020-06-19 | 2020-06-19 | 一种柔性直流输电换流阀过电压抑制方法和装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010568402.7A CN111740386A (zh) | 2020-06-19 | 2020-06-19 | 一种柔性直流输电换流阀过电压抑制方法和装置 |
Publications (1)
Publication Number | Publication Date |
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CN111740386A true CN111740386A (zh) | 2020-10-02 |
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ID=72651882
Family Applications (1)
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CN202010568402.7A Pending CN111740386A (zh) | 2020-06-19 | 2020-06-19 | 一种柔性直流输电换流阀过电压抑制方法和装置 |
Country Status (1)
Country | Link |
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CN (1) | CN111740386A (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112952890A (zh) * | 2021-03-15 | 2021-06-11 | 南方电网科学研究院有限责任公司 | 一种柔性直流输电系统桥臂电抗器短路保护方法及装置 |
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 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103812377A (zh) * | 2014-02-08 | 2014-05-21 | 南京南瑞继保电气有限公司 | 模块化多电平换流器桥臂电流的控制方法 |
CN105186461A (zh) * | 2015-10-31 | 2015-12-23 | 南京南瑞继保电气有限公司 | 双极拓扑模块化多电平换流器的保护方法 |
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 |
EP3621190A1 (en) * | 2018-09-06 | 2020-03-11 | ABB Schweiz AG | Improved protection method for a semiconductor module based chain-link or mmc cell by a dc crow-bar |
-
2020
- 2020-06-19 CN CN202010568402.7A patent/CN111740386A/zh active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103812377A (zh) * | 2014-02-08 | 2014-05-21 | 南京南瑞继保电气有限公司 | 模块化多电平换流器桥臂电流的控制方法 |
CN105186461A (zh) * | 2015-10-31 | 2015-12-23 | 南京南瑞继保电气有限公司 | 双极拓扑模块化多电平换流器的保护方法 |
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 |
EP3621190A1 (en) * | 2018-09-06 | 2020-03-11 | ABB Schweiz AG | Improved protection method for a semiconductor module based chain-link or mmc cell by a dc crow-bar |
Non-Patent Citations (1)
Title |
---|
李钰: "不平衡电网电压下的MMC子模块电压波动抑制方法", 《电力系统自动化》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112952890A (zh) * | 2021-03-15 | 2021-06-11 | 南方电网科学研究院有限责任公司 | 一种柔性直流输电系统桥臂电抗器短路保护方法及装置 |
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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Effective date of registration: 20210406 Address after: No. 1298 Xuchang City, Henan province 461000 XJ Avenue Applicant after: XJ Group Corp. Applicant after: XJ ELECTRIC Co.,Ltd. Applicant after: STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. Applicant after: STATE GRID CORPORATION OF CHINA Applicant after: STATE GRID JIANGSU ELECTRIC POWER COMPANY Research Institute Applicant after: CHINA ELECTRIC POWER RESEARCH INSTITUTE Co.,Ltd. Address before: No. 1298 Xuchang City, Henan province 461000 XJ Avenue Applicant before: XJ Group Corp. Applicant before: XJ ELECTRIC Co.,Ltd. Applicant before: STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. Applicant before: STATE GRID CORPORATION OF CHINA |
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Application publication date: 20201002 |