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.
由雾白色标注的油管和环空A处也能看到流动（有流动），而深蓝色的环空B处显示无流动（无流动）。
Flow can be seen in the tubing and in annulus A (Flow), distinguished by the white mist coloring, while annulus B is dark blue indicating no flow observed (No Flow).
根据川西南威远气田大水量气井现场测试数据，建立了举升油管和油套环空气液两相流压降优化模型。将油管内的持液率模化为气相、液相无因次速度和液相无因次粘度的函数；
An optimal model is proposed for predicting the pressure drop of two-phase flow in gas well tubing and annulus, based on the measured data from the gas field of southwest Sichuan, China.
全无油空气压缩机能提供稳定的无油气源，避免油污进入人体，又能避免终端机器的非耐油管因有油而引发故障。
Oil-free Air Compressor can provide stable&oil-free air source, to avoid oil gong into human body.
全无油空气压缩机能提供稳定的无油气源，避免油污进入人体，又能避免终端机器的非耐油管因有油而引发故障。
Oil-free Air Compressor can provide stable&oil-free air source, to avoid oil gong into human body.
应用推荐