水液压轴向柱塞马达
第44卷第4期2018年4月北京工业大学学报JOURNAL OF BEIJING UNIVERSITY OF TECHNOLOGY Vol.44No.4Apr.2018
水液压轴向柱塞马达
杨友胜1,曾祥峰1,聂松林2,冯辅周3
(1.中国海洋大学工程学院,青岛 266100;2.北京工业大学机械工程与应用电子技术学院,北京 100124;3.装甲兵工程学院机械电子工程系,北京 100072)摘 要:针对水下作业对水液压执行元件的迫切需求,提出为水下旋转作业工具研发高性能的水液压轴向柱塞马达.根据水的理化特性及液压马达的工作原理,建立水液压轴向柱塞马达的物理模型,对其输出特性包括转矩二转速二脉动等进行仿真分析和试验验证.试验结果验证了模型准确性,得到进出口压差和输入流量对马达输出特性的影响,为水液压马达的研发与改进提供了依据.
关键词:水液压;轴向柱塞马达;转矩;转速;效率
中图分类号:TH 137
文献标志码:A 文章编号:0254-0037(2018)04-0514-07
doi :10.11936/bjutxb2017060046收稿日期:2017-06-27
基金项目:国家自然科学基金资助项目(51275495,51475197);山东省重点研发计划项目(2017GGX30106);中央高校基本科
研业务费专项(201562009)
作者简介:杨友胜(1976 ),男,副教授,主要从事流体传动与控制及机器人驱动技术方面的研究,E-mail:ysyang@https://www.360docs.net/doc/175855456.html, A Water Hydraulic Axial Piston Motor
YANG Yousheng 1,ZENG Xiangfeng 1,NIE Songlin 2,FENG Fuzhou 3
(1.College of Engineering,Ocean University of China,Qingdao 266100,China;2.College of Mechanical Engineering and Applied Electronics Technology,Beijing University of Technology,Beijing 100124,China;3.Department of Mechatronics Engineering,The Academy of Armored Force Engineering,Beijing 100072,China)Abstract :In view of the growing need for water hydraulic actuators in underwater operations,a scheme was propounded to develop high performance water hydraulic axial piston motor for underwater rotary tools.In the water hydraulic system,the water hydraulic motor is the device that converts the pressure energy of water into rotating mechanical one to drive working mechanisms.Based on physicochemical properties of water and the working principle of axial piston motor,a physical model was developed,numerical and experimental studies were carried out to research its output performance,including the output torque,rotating speed and ripple.The results prove that the physical model is reasonable,and show the effects of the input pressure difference and the flow on the motor s output characteristics,which provide a basis for the development and improvement of the hydraulic motor.Key words :water hydraulics;axial piston motor;output torque;rotary speed;efficiency
以纯水作为工作介质的水液压技术,是目前液压领域的前沿研究方向,具有环境友好二刚性
大二控制精度高二响应速度快二功率密度大等优点,
在水下作业二海洋平台二食品工业以及海洋能发电
等领域具有广泛的应用前景[1-3].水液压马达作为水液压传动系统中的重要执行机构,能将液压能转化成机械能进行输出,是水液压系统工程应用的基础.然而,水介质黏度低二润滑性差二腐蚀性万方数据