【摘要】 分析了螺杆式水力机械的种类和基本特点 ,介绍了其在石油石化行业中的应用情况 ,展示了该类设备在高粘介质输送、地面油气混输、井下钻采作业等方面广阔应用前景和无可比拟的优点 ;在进一步发展和推广螺杆式水力机械过程中应该加强对螺杆式水力机械中关键零部件的改进研究 ,螺杆式水力机械的设计理论研究以及加强对螺杆式水力机械研究的重视程度。更多还原

【Abstract】 Based on the analysis of various types and basic features of Screw-type hydraulic machinery, its application in petroleum and petrochemical industry is introduced, and its bright future and unmatchable advantages in areas of high viscosity medium transportation, surface oil & gas mixed transportation, downhole drilling and production work are illustrated. The authors suggest that further attention should be paid on the improvement of critical parts and design theory research on screw-type hydraulic machinery.更多还原