分析了双头双螺杆泵密封腔的密封原理。
双螺杆泵为一种双吸式非密闭的双螺杆泵。
Double screw pump is a kind of double suction not airtight double screw pump.
双螺杆泵还可干转。
外置轴承结构的双螺杆泵工作腔同轴承是分开的。
Working with external bearing structure of the double screw pump bearings are separated.
介绍了双螺杆泵各类型面设计的计算机设计程序。
The computing procedure of all profiles design for double screw pump has been.
单头双螺杆泵与双头双螺杆泵密封腔的密封原理相同。
The sealing principle of sealing cavity in single thread twin screw pump is the same as that in double thread twin screw pump.
双螺杆泵系列产品分为单吸双螺杆泵和双吸双螺杆泵两大类。
Double screw pump series products are divided into single suction of two kinds of double screw pump and double suction double screw pump.
双螺杆泵作为一种容积式泵，泵内吸入室应与排出室严密地隔开。
Double screw pump as a positive displacement pump, the pump suction chamber should be closely separated and discharge chamber inside.
对双螺杆泵螺旋套现场改造实例进行了分析，证明该方法具有可行性和实效性。
The site test is made on the renovated pump and it is considered that the renovation method is feasible and effective.
因此对双螺杆泵转子型线设计及加工技术研究具有重要的理论意义和工程实用价值。
Therefore, research the profile design and processing technology of twin-screw rotor has important theoretical significance and practical value.
多相流管道输送的关键设备是多相泵，而多相泵又分为旋转动力泵和双螺杆泵两大类。
The critical equipment for multiphase flow transportation are pumps, which can be classified 'as rotary pumps or twin screw pumps.
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。
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.
同理，对于双螺杆泵，粘度大的流体比粘度小的液体的泄漏要小，泄漏量与介质粘度有一定的比例关系。
Similarly, for the twin-screw pump, the fluid viscosity smaller than the viscosity of the liquid leakage is smaller, leakage volume and viscosity of a certain percentage of media relations.
喷雾蜡脱油装置采用双螺杆泵(代替原来蒸汽往复泵)输送喷雾蜡膏油的情况表明，双螺杆泵运行可靠，不易抽空，经济效益良好。
The application of bi - screw pump (instead of former steam reciprocating pump) in the spray wax deoiling unit shows that such pump runs reliably and good economic benefit is also gained.
喷雾蜡脱油装置采用双螺杆泵(代替原来蒸汽往复泵)输送喷雾蜡膏油的情况表明，双螺杆泵运行可靠，不易抽空，经济效益良好。
The application of bi - screw pump (instead of former steam reciprocating pump) in the spray wax deoiling unit shows that such pump runs reliably and good economic benefit is also gained.
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