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PPT丨高阻故障检测与保护技术

  • 2026-04-19 06:23:28
PPT丨高阻故障检测与保护技术

2021年12月15日-16日IEEE PES电力系统保护控制技术委员会通过线上召开“2021年IEEE PES电力系统保护控制技术委员会（中国）年会”。本次大会以“新型电力系统保护与控制”为主题，山东理工大学智能电网研究院徐丙垠教授做了题为“高阻故障检测与保护技术”的专题报告，小编征得专家同意，在此分享报告PPT，欢迎品读！

（本文来自山东理工大学智能电网研究院。本号所刊发文章仅为学习交流之用，无商业用途，向原作者致敬。因某些文章转载多次无法找到原作者在此致歉，若有侵权请告知，我们将及时删除，本文仅供学习交流、我们注重分享，勿作商用，版权归原作者。）

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  1. CONNECT:[ UseTime:0.000762s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000878s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000340s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000269s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000449s ]
  6. SELECT * FROM `set` [ RunTime:0.000179s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000639s ]
  8. SELECT * FROM `article` WHERE `id` = 487031 LIMIT 1 [ RunTime:0.000466s ]
  9. UPDATE `article` SET `lasttime` = 1776906599 WHERE `id` = 487031 [ RunTime:0.001907s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000236s ]
  11. SELECT * FROM `article` WHERE `id` < 487031 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000437s ]
  12. SELECT * FROM `article` WHERE `id` > 487031 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000351s ]
  13. SELECT * FROM `article` WHERE `id` < 487031 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000602s ]
  14. SELECT * FROM `article` WHERE `id` < 487031 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001629s ]
  15. SELECT * FROM `article` WHERE `id` < 487031 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.000713s ]
0.082698s