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莫诺定子询问报价「螺耐斯」
发布者：武汉螺耐斯环保设备有限公司 时间：2021-12-31
管柱脱落的故障现象是：运行电流很低，基本上是电机的空载电流，除了有一股一股的气外，井口基本上无产液，正发循环时油套连通。the failure phenomenon of the string is: the running current is very low, basically the motors no load current. besides the gas with a single strand of gas, the wellhead basically has no liquid production,&the oil sleeve is connected when circulating.减少管柱脱落的措施有：将油管上扣扭矩由原来的值提高到值；采用油管螺纹垫片；定子上的装卸短节采用防松螺纹连接；采用油管锚或张力封隔器固定螺杆泵。the measures to reduce the falling off of the pipe string are as follows: increase the torque from the original value to the maximum value; use the oil pipe screw gasket; the loading&unloading joint on the stator is connected by loosening screw thread;&use the oil pipe anchor/tension packer to fix the screw pump.
ｆ、抽油杆f, -er rod所使用的抽油杆是常用的普通抽油杆、空心抽油杆和连续抽油杆，可根据油井确定。the -er rod used is commonly used as a common 1-er rod, hollow -er rod&continuous -er rod, which can be determined according to the oil well.ｇ、定子扶正器g, stator centralizer定子扶正器为有一定弹性的笼形装罩，每一对由两半构成，中间大、两端小。作用是使定子居中和减小定子的摆动。the stator centralizer is a cage shaped cover with a certain elasticity. each pair is made up of two halves, large in the middle&small at both ends. the function is to make the stator middle&reduce the stator wobble.ｈ、锚定装置h, anchoring device对于没有封隔器的井和泵挂-浅的井，用于固定定子、消除摆动和防止定子脱扣。采用普通的锚定装置即可。for wells without packers&shallow wells with deep pumps, it is used to fix the stator, eliminate the swinging&prevent the tripping of the stator. a common anchoring device can be used.
在使用一段时间的单螺杆泵吸不上液体很有可能是定子和转子损坏所致，检查更换新的定子或者转子就可以了。 进出口管道上的阀门没有打开或开度不够，打开进出口阀门就可以了。 填料密封的单螺杆泵有可能是填料磨损、机械密封的螺杆泵有可能机械密封面损坏或磨损，压紧或更换填料，机械密封损坏更换新的机械密封就可以了。
g型单螺杆泵型号在我国20世纪50年代就已生产,近年来g型单螺杆泵型号技术及其应用发展较快。g型单螺杆泵型号属于容积式泵,从结构-:单螺杆泵、双螺杆泵、三螺杆泵及船用螺杆泵。其中双螺杆泵及三螺杆泵属于典型的工业泵类,本文所述的螺杆泵就指的是这两种泵。两者的工作原理基本相同,使用场合相似,区别在于双螺杆泵输送的介质粘度范围更宽些,且适用于非牛顿流体的输送。两者总效率相差不大,但双螺杆泵的容积率略低于三螺杆泵。
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