为了解决油管偏磨问题，对内压和轴力作用下的无偏磨、单面偏磨和双面偏磨油管分别进行了有限元(AN - SYS软件)模拟研究。
In order to solve the eccentric worn problem of tubing, deformation finite element simulation of the eccentric worn tubing was carried out with ANSYS software under internal pressure and axial load.
现场应用表明，举升液体粘度、泵径是影响无油管采油系统举升能力的关键因素。
The field application indicated that the lifting liquid viscosity, pumps the diameter are key factor influencing lifting capacity of oil extraction system of non-tubing.
在采煤工作面，油管总长1000多米，接头插口多达4000多个，液箱无特殊的防尘设施。
In the coal face, tubing length of 1000 meters, up to more than 4000 joint socket, the tank without a special dust-proof facilities.
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