2) Fixed ball valve
固定式球阀
3) fixed valve
固定阀
1.
Determination of optimal jumping height of fixed valves of sucker rod pumps and its field application;
抽油泵固定阀球最佳跳动高度的确定
2.
Gas flow field on folded-downward edge fixed valve tray was simulated by turbulence models and FLUENT 6.
2软件和湍流模型对气流通过折边固定阀塔板气相流场进行了数值模拟,并将模拟结果与通过热线风速仪的测定结果进行对比。
3.
Structure and operating performance of new fixed valve tray with suspending downcomer (DJ - 5 tray) was introduced.
新型固定阀悬挂降液管塔板是一种新型大通量高效DJ塔板。
4) standing valve cover
固定阀罩
1.
Development and application of the standing valve cover;
抽油泵高效固定阀罩的研制与应用
5) Fixed-cone valve
固定锥阀
1.
The numerical simulation was used to the flow near the Fixed-cone valve,in the hood and the downstream pipeline in the water release for the Bakun Hydropower by applying 2-D and 3-D RNGκ-εturbulence model.
本文以马来西亚巴贡水电站放水孔作为研究背景,分别采用了二维和三维的RNGK-ε紊流数学模型,对放水孔内部固定锥阀、消能罩及部分下游管道内的流场进行数值模拟,在求解离散方程的时候采用的是比较成熟的PISO算法,对于自由表面的处理采用两相流中的VOF法。
6) standing valve
固定阀
1.
Research and application of standing valve assembly on tube pumps for blockage for prevention;
普通管式泵防堵塞固定阀的研究与应用
2.
The barrel,plunger and standing valve of the pump were designed,improving the barrel\'s force conditions and reinforcing the screw thread\'s sealing performance and tensile strength.
该泵对泵筒、柱塞、固定阀做了设计,改善了泵筒受力状况,提高了螺纹的密封性能和抗拉强度。
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参考词条