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["1. Главная турбина: проблема с углом статических лопаток

2018-01-18View Original

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"2 " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " pérdida
Reply #22018-01-18
紧急刹车,使机组尽快停下来
Reply #32018-01-18
“主风机紧急停机时,静叶角度58度。电机停止。”是不正常现象啊。
Reply #42018-01-19
我们这自保方案怎么订的啊
Reply #52018-01-21
本帖最后由 w77261670 于 2018-1-21 18:30 编辑 轴流压缩机紧急停机的时候,静叶需要关到最小22°,防喘振发全开,是保证机组安全停机的基础。
Reply #62018-01-23
本帖最后由 dqkwb 于 2018-1-23 22:46 编辑 这个有些装置操作规程是不同的。有静叶不变锁定停机的,有开大静叶防超转速的,还有关小到最小工作角的。关小到最小工作角是防止风机损害还可以方便下次开机,锁定和开大都是为了防止烟机脱网超速损害设备。

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