汽轮机主机有哪些跳闸保护?

2025-02-25 17:26:18
推荐回答(2个)
回答1:

(1). 轴承油压非常低跳机
(2). 抗燃油压非常低跳机
(3). A低压缸排气口温度非常高跳机
(4). B低压缸排气口温度非常高跳机
(5). 汽轮机并网以后,在额定负荷工况下,MSV入口汽温非常低跳机
(6). 凝汽器真空非常低跳机
(7). 推力轴承金属温度非常高跳机
(8). 汽轮机、电机轴振非常高跳机
(9). EHG输出主要故障跳机
(10). 超速跳机
(11). 锅炉总燃料故障跳机
(12). 发电机故障跳机
(13). 发电机定子冷却水出口温度高跳机
(14). 发电机定子冷却水入口压力低跳机
(15). 轴向位移大跳机
(16). 加热器旁路快切故障跳机
(17). VV阀故障开跳机

回答2:

主要有:润滑油压低,机组胀差大,轴向位移大,机组超速,汽包水位高,汽包水位低,机组真空低,支持轴承温度高,推力轴承温度高,主油箱油位低,发电机差动保护动作,DEH失电,轴振大,ETS失电等项目

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