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2018-08-21View Original

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Reply #22018-08-21

["双_boutte_mecanique_double

Reply #32018-08-22

array

Reply #42018-08-22

["La doubleption mécananique à deux faces a éch é échec de la la l'étanchéité internene, la la la press la press液压力低于泵内介质压力，怎么理解"

Reply #52018-08-23

"Ceci est la raison pourqnont哪哪哪哪为介质进入封液(液的原因，对于PLAN53A、A53B、A5系统封 �封�液压力是高于密封腔压力的。主密封失效时，封液是要进入泵腔的。如果封液的压力不够，当主密封失效时，介质就会进入封液中"

Reply #62018-09-07

"Cela signn哪哪哪会导致介质腐蚀密封系统，机封得不到冷却或者冲洗而损坏介质也可能从大气侧泄露出去造成污染"

Reply #72019-04-03

"Cela sign 说明API P52密封方案中方案，封液压力低于介质侧压力但不低于大气压力当主密封损坏泄漏之后封液会被介质污染降低封液性能封液罐会液位报警并升压"

Reply #82019-04-10

"Nous utilisons maintenant uniquement des单端面的密封"

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