B, single screw pump before adding buffer tank in pipeline, the buffering can store a certain amount of crude oil, and a current limiting device for mixture pumps supply a certain amount of crude oil.
单螺杆泵前管路中增设缓冲罐，在缓冲罐里储存一定量的原油，并用一套限流装置给混输泵供给一定量的原油。
With the piston pump, diaphragm and gear pumps is different is that single-screw pump can be used for pharmaceutical filling and measurement.
与柱塞泵、单螺杆泵及齿轮泵不同的是，单螺杆泵可用于药剂填充和计量。
Analyze the Helical Gear Pump for the instant displacement, single gear displacement, theinstant change ratio and change value of trapping volume and the influnce of screw angle in detail.
详细分析了斜齿齿轮泵的瞬间排量、单齿排量、困油区容积的瞬间变化率及变化量、螺旋角的影响。
The analysis results provide the necessary bases which are benefited for the design and improvement of new screw pump synchronous gear.
计算分析结果为新型螺杆泵同步齿轮的设计和改进提供了必要的依据。
For screw pump well, the following accidents, such as rod breaking, wax locking and pump burning, always happened.
螺杆泵井运行过程中经常出现杆柱断脱、蜡卡、烧泵等现象。
It is pointed out that for the same specification of the pump, to enlarge the screw Angle can increase its flow rate.
对同一规格的产品，指出可以采用增大螺旋角的方法提高其流量。
According to the energy loss of every part of screw pump well, established system efficiency analysis model for the well.
根据螺杆泵井各个部分运动特点及能量损失情况，建立了螺杆泵井系统效率分析模型。
Three mutual engagement of the screw in the pump cylinder for each lead of the formation of a sealed chamber, causing the seal between the suction mouth.
三根互相啮合的螺杆，在泵缸内按每个导程形成为一个密封腔，造成吸排口之间的密封。
Research and field application indicates that the system has provided more broad room for the application of the screw pump.
研究及现场应用表明，该系统为螺杆泵的应用提供了更广阔的空间。
An eccentric screw pump was used in place of centrifugal pump for conveyance of scum, so as to solve the clogging of the latter.
用偏心螺杆泵替代离心泵输送浮渣来解决离心泵堵塞的问题。
A data acquisition system, which designed for screw pump performance parameter testing, was developed in this paper.
开发了一种用于螺杆泵性能参数试验的数据采集及处理系统。
This paper presents the structure feature of a patented device that is an infinitively variable device for screw pump.
文章介绍了一种获得专利的螺杆泵无级变速驱动装置的结构特点。
The most common rotary-pump designs used today are spur-gear, generated-rotary, sliding-vane, and screw pump, each type has advantages that make it the most suitable for a given application.
今天最常用的旋转泵是外齿轮泵、内齿轮泵、摆线转子泵、滑动叶片泵和螺旋泵。每种类型的泵都有优点，适合于特定场合的应用。
The paper brings out the reforming scheme of double screw pump substituting for centrifugal pump. The on-spot test and application has achieved good energy conservation effect.
提出了用双螺杆泵代替离心泵的技术改造方案，经现场试验及应用，取得了良好的节能效果。
Shell and tube heat exchanger, screw compressor, and electronic expansion valves are detailed selectioned and designed, and a sewage-source heat pump system is designed for a building of Harbin.
对壳管式换热器、螺杆压缩机、电子膨胀阀进行详细的选型和设计计算，对哈尔滨市某办公楼设计出一套污水源热泵系统。
Conveyor illiquid, high viscosity of the medium or the transport medium for heating or thermal insulation, choose double screw pump heat pump body structure.
输送流动性差，粘度高的介质或对所输送介质进行加热或保温时，选双层加热泵体结构的螺杆泵。
Screw pump can be widely used for the following industrial sectors, transport all kinds of media.
螺杆泵可以广泛用于下列工业部门，输送各种介质。
Screw pump is an ideal artificial lift mode for producing fluid with high viscosity and solids.
螺杆泵是开采高粘度、含固相流体的理想机采方式。
The utility model has the advantages of novel design and compact structure, being suitable for various single-screw pump oil extraction systems.
该实用新型设计新颖、结构紧凑，适用于各种单螺杆泵采油系统。
The utility model has the advantages of novel design and compact structure, being suitable for various single-screw pump oil extraction systems.
该实用新型设计新颖、结构紧凑，适用于各种单螺杆泵采油系统。
应用推荐