WRY热油泵┏ 常州市高温导热油泵有限公司┓到S点发作密封损坏表象,其表现是密封再次开端走漏。WRY热油泵走漏速率大大低于从P到Q点。走漏能够是安稳的,也能够是脉冲的,并且还随同有密封两头压力梯度或快或慢的敏捷动摇。WRY热油泵螺旋密封规划的首要要求是估计发作气吞和损坏表象的开端速度密封液或密封外表的温升过高。跟着密封向湍流工况的转变,以及湍流程度的添加,密封压力进步。功率耗费增大,“气体吞入”,添加,密封失效,见图5-136 To S a seal failure phenomenon, its performance isonce again began to leak sealing. Centrifugal pumpleakage rate is much lower than that from P to Q. The leak may be stable, may also be a pulse, but also accompanied by rapid fluct uations seal both ends of the pressure gradient or fast or slow. The main requ irem ents to design the spiral seal is expected to occur in gas ingestion and destruction pheno menonb egan to speed or the sealing surf ace of sealing liquid temperature is too hig 常州市高温导热油泵有限公司
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