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500kV线路保护、开关保护课件

  • 2026-10-15 01:52:37
500kV线路保护、开关保护课件

断路器保护应用及配置

RCS-921是数字式断路器保护与自动重合闸装置，装置功能包括断路器失灵保护、三相不一致保护、死区保护、充电保护和自动重合闸。

RCS-925作为辅助保护装置，可实现过电压起动远跳；具有就地判别功能的收信直跳和过压保护。

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课件圆锥曲线与向量的交汇学生版+解析13页+20页

基本 文件 流程 错误 SQL 调试
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  1. CONNECT:[ UseTime:0.000570s ] mysql:host=172.18.0.4;port=3306;dbname=a_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000826s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000430s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000324s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000563s ]
  6. SELECT * FROM `set` [ RunTime:0.000278s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000603s ]
  8. SELECT * FROM `article` WHERE `id` = 534089 LIMIT 1 [ RunTime:0.000344s ]
  9. UPDATE `article` SET `lasttime` = 1792056871 WHERE `id` = 534089 [ RunTime:0.001205s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000369s ]
  11. SELECT * FROM `article` WHERE `id` < 534089 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000420s ]
  12. SELECT * FROM `article` WHERE `id` > 534089 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000448s ]
  13. SELECT * FROM `article` WHERE `id` < 534089 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000464s ]
  14. SELECT * FROM `article` WHERE `id` < 534089 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000632s ]
  15. SELECT * FROM `article` WHERE `id` < 534089 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000542s ]
0.102241s