three-start screw

This paper describes the influences of such factors as axial speed, outlet pressure and media on the suction performance of three screw pump, and tells about the methods of and basis on how to decide cavitation point during test.

文章阐述了轴向速度、排出压力、介质等因素对三螺杆泵吸上性能的影响，并介绍了试验时判定发生汽蚀工况点的方法和依据。

Three-dimensional Design and Dynamic Simulation of Φ 75 Screw Extruding Machine

Φ75螺杆挤出机三维设计与动态模拟

The systematic theory and the basic analytic process for the three screw pump that established by the investigations give directions to the future investigation.

通过这些研究工作，为螺杆泵的理论研究奠定了一个基础理论系统和基本分析研究过程。为以后对其进行更加深入的研究打一个铺垫。

Three-dimensional flow field numerical simulation of tri-screw extruder for food processing

食品加工用三螺杆挤压机三维流场数值模拟

Discussion on Suction Performance of Three Screw Pump

三螺杆泵吸上性能初探