发输变电专业规范：DLT 5090-1999《水力发电厂过电压保护和绝缘配合设计技术导则》.pdf

《发输变电专业规范：DLT 5090-1999《水力发电厂过电压保护和绝缘配合设计技术导则》.pdf》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、中华人民共和国电力行业标准oL/T5090一1999水力发电厂过电压保护和绝缘配合设计技术导则Overvoltageprotectionandinsulationcoordinationdesignguideforhydro-powerstation主编部门:长江水利委员会长江勘测规划设计研究院批准部门:中华人民共和国国家经济贸易委员会批准文号:国经贸电力「19991740号律,0呛广出A社1999北京中华人民共和国电力行业标准DL/T5090一1999水力发电厂过电压保护和绝缘配合设计技术导则Overvoltageprotectionandinsu

2、lationcoordinationdesignguideforhydro-powerstation主编部门:长江水利委员会长江勘测规划设计研究院批准部门:中华人民共和国国家经济贸易委员会批准文号:国经贸电力[1999]740号冲0电广出呱社1999北京中华人民共和国电力行业标准水力发电厂过电压保护和绝缘配合设计技术导则DL/T5090-1999中国电力出版社出版、发行(北京三里河路5号100044http://www.cepp.com.cn)三河实验小学印刷厂印刷1999年11月第一版1999年11月北京第一次印刷850毫米X1168毫米32开本3

3、印张”千字1擂页印数0001-5000册书号155083·66定价10.00元版权专有翻印必究(本书如有印装质量问题，我社发行部负责退换)DL/T5090一1999目U舀本标准是根据原能源部、水利部批复的《水利水电勘测设计技术标准体系》编写的。为了适应水利水电工程的特点和实际需要，使水力发电厂过电压保护和绝缘配合的设计有章可循，原电力工业部、水利部水利水电规划设计总院组织长江水利委员会长江勘测规划设计研究院编写了本标准，并与电力行业有关标准协调一致。实施本标准，有利于推广应用科学技术新成果，提高工程设计质量，提高工程建设效益。本标准由国家电力公司水电

4、水利规划设计总院提出。本标准由国家电力公司水电水利规划设计总院归口。本标准起草单位:长江水利委员会长江勘测规划设计研究院本标准主要起草人:舒廉甫、覃利明本标准由国家电力公司水电水利规划设计总院负责解释。DL/T5090一1999目次前言1范围················································..···················⋯⋯，..⋯12引用标准···············。·····。··················.·..·····....................⋯⋯23定义·

5、··········································································⋯⋯34系统电压与中性点接地方式·······································⋯⋯44.1系统电压······················································。···········⋯⋯44.2系统中性点接地方式········································.···..·....⋯⋯44.3消

6、弧线圈··········································“····“····”····”····⋯⋯54.4小电抗·························”····“··········”··········”····”···⋯⋯64.5高电阻·········”····”····”····“····”······················”··········⋯⋯75暂时过电压、操作过电压及其保护··········“····”····”··，⋯⋯95.1暂时过电压及其保护·············

7、··················.······..........⋯⋯。.95.2操作过电压及其保护················································⋯⋯146雷电过电压和保护装置·············································⋯⋯176.1雷电过电压····························································⋯⋯176.2避雷针和避雷线································

8、··················...·⋯⋯206.3避雷器······················