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<晴风村n style="box-sizing: border-box; font-family: 宋体; font-size: 16px;">一<晴风村n style="box-sizing: border-box; font-family: Calibri;">.晴风村n>晴风村n><晴风村n style="box-sizing: border-box;"><晴风村n style="box-sizing: border-box; font-weight: 700;"><晴风村n style="box-sizing: border-box; font-family: 宋体;">耐腐蚀泵晴风村n>晴风村n>晴风村n><晴风村n style="box-sizing: border-box; font-family: Calibri; font-size: 16px;"><晴风村n style="box-sizing: border-box; font-family: 宋体;">抽真空后或抽真空过程中,现象表明:泵抽真空后,采用自冲洗方案晴风村n>(<晴风村n style="box-sizing: border-box; font-family: 宋体;">即泵送介质冲洗晴风村n>)<晴风村n style="box-sizing: border-box; font-family: 宋体;">的机械密封动静环端面失去冷却和润滑,发生干摩擦,导致机械密封失效。当泵振动较大时,机械密封的动静环会不断地间歇性碰撞,造成泄漏,严重时机械密封结构会失效。机械动静环的压缩量是介质压力和弹簧预紧力的总和。抽真空时,介质压力消失,动静环接触压力变小,导致密封失效。耐腐蚀泵撤离附带条件:电机海流下降;发出低语声;泵振动;泵温度上升;压力波动大;异常流量波动。晴风村n>晴风村n>
<晴风村n style="box-sizing: border-box; font-size: 16px;"><晴风村n style="box-sizing: border-box; font-family: 宋体; font-size: 14px;"><晴风村n style="box-sizing: border-box; font-size: 16px;">二晴风村n><晴风村n style="box-sizing: border-box; font-size: 16px; font-family: Calibri;">.晴风村n>晴风村n><晴风村n style="box-sizing: border-box; font-weight: 700;"><晴风村n style="box-sizing: border-box; font-family: 宋体;">耐腐蚀晴风村n>晴风村n><晴风村n style="box-sizing: border-box; font-weight: 700;"><晴风村n style="box-sizing: border-box; font-family: 宋体;">化工晴风村n>晴风村n><晴风村n style="box-sizing: border-box; font-weight: 700;"><晴风村n style="box-sizing: border-box; font-family: 宋体;">泵晴风村n>晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">行动在原因晴风村n>晴风村n>
<晴风村n style="box-sizing: border-box; font-family: Calibri; font-size: 16px;">1.<晴风村n style="box-sizing: border-box; font-family: 宋体;">离心泵阀门漏气、堵塞、压力不足、介质温度过高、入口饱和蒸汽过高或阀芯脱落或出口开度过大晴风村n>(<晴风村n style="box-sizing: border-box; font-family: 宋体;">小晴风村n>)<晴风村n style="box-sizing: border-box; font-family: 宋体;">。晴风村n>晴风村n>
<晴风村n style="box-sizing: border-box; font-family: Calibri; font-size: 16px;">2.<晴风村n style="box-sizing: border-box; font-family: 宋体;">离心泵用水封油,电机反转,叶轮或内磨环磨损严重。晴风村n>晴风村n>
<晴风村n style="box-sizing: border-box; font-family: Calibri; font-size: 16px;">3.<晴风村n style="box-sizing: border-box; font-family: 宋体;">离心泵塔或容器中的液位低或无液位。晴风村n>晴风村n>
<晴风村n style="box-sizing: border-box; font-size: 16px;"><晴风村n style="box-sizing: border-box; font-family: 宋体;">以上便是耐腐蚀泵运转产生抽空的原因了,希望上述内容可以帮助到大家,如果还有什么疑问可直接晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">跟我们联系,欢迎随时交流晴风村n><晴风村n style="box-sizing: border-box; font-family: 宋体;">。晴风村n>晴风村n>