HFC难燃液性能评定柱塞泵试验台架的研制  

Development of Piston Pump Test Bench for HFC Fluid Performance Assessment

作　　者：刘启峰 万会雄[1] LIU Qi-feng;WAN Hui-xiong(School of Logistics Engineering, Wuhan University of Technology, Wuhan, Hubei 430063)

机构地区：[1]武汉理工大学物流工程学院,湖北武汉430063

出　　处：《液压与气动》2020年第6期118-126,共9页Chinese Hydraulics & Pneumatics

摘　　要：研制HFC难燃液性能评定柱塞泵试验台架,对完整客观地评定HFC难燃液的使用性能具有重要作用。该试验台架液压系统采用功率回收方式,功率回收率达50.5%,从而起到了节约能源及减少难燃液的发热等作用;采用MATLAB仿真分析表明,柱塞泵的转速及加载压力值均在所要求的指标范围以内,且满足B级精度要求;应用闭环开关控制方式,能将柱塞泵吸液口的液温控制在50~53℃范围内。该试验台架具有功能完善、测试准确、功率利用合理、自动化程度高等优点,是油品研发与推广应用的重要试验平台。The development of a piston pump test bench for HFC Fluid Performance Assessment plays an important role in evaluating the performance of HFC fluid completely and objectively.The hydraulic system of the test bench adopts a method of power recovery,and the power recovery rate reaches 50.5%,which achieves the effects of saving energy and reducing the heating of the hydraulic fluid.MATLAB Simulation analysis shows that the rotational speed and loading pressure of piston pump are within the required index range and meet the requirements of Class B precision.The closed-loop control mode can be applied to control the liquid temperature at the inlet port of the pump within the range of 50~53℃.The test bench is an important test platform for oil research and popularization with the advantages of comprehensive functions,accurate test results,reasonable power utilization,high degree of automation,etc.

关 键 词：HFC难燃液 性能评定 柱塞泵试验台架 功率回收 建模与仿真 

分 类 号：TH137[机械工程—机械制造及自动化]