还给出微泵流量与扩散管长宽比、厚宽比、液体粘度和进出口反压差的定量关系。
Quantitative relations of the pump flow rate versus the ratio of diffuser length to width, the ratio of diffuser thickness to width, fluid viscosity and backpressure were also given.
压裂设备包括泵机组、混砂车、散装运输设备(如砂子和压裂液运送设备)以及管汇拖车等。
Fracturing equipment includes pumping units, blenders, bulk handling equipment such as sand and frac fluid transports, and a manifold trailer, etc.
对常压热水供热锅炉房的循环泵、回水自动启闭阀、膨胀水箱、大气连通管的设计选型进行了探讨。
The design and lectotype of circulating pump, automatic return water switch valve, expansion tank and atmospheric connection pipe in atmospheric hot water heating boiler room are discussed.
本文推荐一种适合泵站单泵测流的笛形管——差压计测流方法。
This paper recommends a method of measuring flow by the flute pipe-pressure difference gauge, which is suited to measure flow at pumping station.
该蠕动泵通过调节滚轮架与泵体的轴向位置，使压管间隙在一定范围内变化。从而扩展了泵头的使用范围。
By adjusting the axial position of the roller shelf and the pump body, gap between pressure-bearing pipes changes within a certain range, thereby the application scope of the pump head is expanded.
利用常规的管、杆、泵、抽油机，可以大幅度加深泵挂，放大生产压差，增加原油产量，提高经济效益。
Meanwhile, the pump setting depth can be deepened, producing pressure drawdown can be increased, crude output and economic benefit can be improved by using conventional tubing, rod...
简述了真空排水系统真空罐排放的应用现状和技术差异，重点介绍了单真空罐带负压排放方案的设计要点，详述了排污泵参数的确定方法和平衡管的作用。
The text introduces the theory and operation characteristic of liquid ring vacuum pump and auxiliary equipment, It has important technology reference value to electric power industry.
简述了真空排水系统真空罐排放的应用现状和技术差异，重点介绍了单真空罐带负压排放方案的设计要点，详述了排污泵参数的确定方法和平衡管的作用。
The text introduces the theory and operation characteristic of liquid ring vacuum pump and auxiliary equipment, It has important technology reference value to electric power industry.
应用推荐