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["La pression上不去",,"Bonjour, Maître de l'industrie,, 我这边有一台柴油泵出口压力一直上不上来怎么处理?请师傅指点迷津,万分感谢!!!","Vérifiez la l'autoror autorisez la m m m m m m m mz de余量和实际的系统余z汽蚀余量;计算一下泵入口管z线线线z流速,是否存在吸入不足不足;看输送的介zzzzz质的蒸汽压压压压z压压z压压z压压压z压z压z压z压z压z压z压z压zzz压z压zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz余压;","","z","z","z","z","z","z","z","zz","z","zz","z","zz","zz","z","zz","z","zz","z","zz","z","z","z","z","z","zz","z","z","zz","z","zz","z","zz","z","z","zz","z","zz","z","z","z","z","z","z","z","z","z","z","z","z","z","z","z","zz","z","zz","z","zz","z","zzz","z","zz","z","zzz","z","zz","z","z","z","z","z","zz","z","zzz","z","zz","z","zzz","z","zz","z","z","zz","z","zzz","z","zzz","z","z","z","z","z","zz","z","zzz","z","zz","z","zzz","z","zzz","z","zzzz","z","z","zz","zz","zzz","z","zzz","z","zzz","z","zzz","z","zz","z","zzzz","z","zzz","z","zzzz","z","zzzz","z","zz","z","zzzzz","z","zzzzz","z","zzzz","z","zzzz","z","zzzzz","z","z","z","z","z","z","z","z","z","zzzz","z","zzzz","z","z","z","z","z","z","z","z","z","zz","z","zzz","z","zzz","z","zzzz","z","zzzz","z","zzzz","z","zzzzz","z","zzzzz","z","zz","z","z","z","z","z","z","z","z","z","zz","z","zzz","z","zzzz","z","zzzz","z","zzzzz","z","zzzzz","z","zzz","z","zzzzz","z","zzzzz","z","zzzzz","z","zzzzz","z","z","zzzzz","z","zzzzz","z","zzzzz","z","zzzzz","z","zzzzz","z","zzzzz","z","zzz","z","zzzzz","zz","z","z","z","z","z","z","z","z","zz","z","zzzzz","z","z","zz","z","zzzzz","z","zzzzz","z","zzzzz","z","zzzzz","z","zzzzz","z","zzzzz","z","zzzzz","z","z","zzz","z","zzzzz","zz","z","z","z","z","z","zz","zz","z","z","zz","z","zzz","zz","zzzzz","z","zzzzz","zz","zzzzz","zz","zzzzz","zz","zzzzz","zz","zzzzz","z","zzzzz","z","zzzzz","z","zzzzz","z","zzzzz","zz","zzzzz","zz","zzzzz","zz","zzzzz","zz","zzzzz","z","zzzzzz","zz","zz","z","z","zz","z","zz","z","zz","zz","zzzzz","zz","zzzzz","zz","z"z","zz","zzz","zz","zzzzz","zz","zzzzz","zz","zzzzz","zz","zzzzz","zzzz","z","z","z","z","zz","zzz","zzzzz","zzzz","zzzzz","zzzzz","zzzzz","zzzzz","zzzzz","zzzzz","z","zzzzzz","zzz","zzzzz","zzzz","zzzzzzz","zzzzzzz","zzzz","zzzzzzz","zzzzzzz","zzzzzzz","zzzzzzzz","zzzzzzzz","zzzzzzzz","zzzzzzzz","zzz","zzzzzz","zzzzzzzz","zzz","zzzzzzz","zzzzzzzzz","zzzzzzzz","zzzzzzzz","zzzzzzzz","zzzzzzzz","zzz","zzzzzz"zzzzzzzzz","zzzzzzzz","zzzzzzzz","zzzzzzz","z","zzzzzzz","zzzzzzzz","zzzzzzzz","zzzzzzzz","zzzzzzzz","zzz","zzzzzzz","zzzzzzzzz","zzzzzzzzz","zzzzzzzzz","zzzzzzzzz","zzzzzzzzz","zzz","zzzzzzz","zzzzzzzzz","zzzzzzzzzz","zzzz","zzz","zzzzzzz","zzzzzzzzzz","zzzzzzzzzz"zzzzzzzz","区分新泵还是还是z老泵z要要区分开分析z新泵zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz","}"z"zz"zz"]z"z"z"z"zz"zzz"zzzzzz"zz"zzzzz"zzzzzzzz"zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz"}

2019-11-11View Original

Thread Content

请问行业的师傅我这边有台柴油泵出口压力一直上不去怎么处理?请师傅指点迷津,万分感谢!!!
Reply #22019-11-11
1查一下泵的允许汽蚀余量和实际的系统汽蚀余量;2查一下泵入口管线计算一下流速,是否存在吸入不足;3看输送的介质的蒸汽压,是否存在泵叶轮处汽化的现象
Reply #32019-11-12
是不是安装高度有问题啊
Reply #42019-11-12
泵运行前有没有排气,进口有咩有过滤器是否堵塞
Reply #52019-11-12
查水泵和柴油机的旋转方向、查柴油机的转速是否最高、关闭泵出口阀看压力能否上来
Reply #62019-11-12
查下有的泵盖上有流道,泵盖上下装反的话,流道会堵住,就没有流量压力。
Reply #72019-11-12
1,旋转方向是否正确 2,泵内或者入口是否有气体 3,泵入口管路过滤器是否堵塞,泵叶轮流道是否堵塞,叶轮口环(密封环)间隙是否过大 4,泵的入口管是否过长或者泵是否过高,再或者泵入口罐液位是否过低, 5,泵出口是否背压不足,就是泵出口系统是不是没有压力或者压力低,泵出口是否有回流线打开 6,检查压力表或者压力远传是否故障,压力变送器内是否存有气体
Reply #82019-11-16
是新泵还是老泵,要区分开分析, 新泵的话检查泵外部问题为主, 老泵就检查泵本身问题为主,比如叶轮磨损等

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