电液比例控制技术在伸缩臂叉车中的应用研究  

Application of Electro-hydraulic Proportion Control Technique to Telehandler

作　　者：吴家柱[1] 彭秀英[1] 刘俊 苏振兴[1] 

机构地区：[1]贵州大学机械工程学院,贵州贵阳550003 [2]贵州詹阳动力重工有限公司,贵州贵阳550003

出　　处：《机床与液压》2012年第5期37-39,共3页Machine Tool & Hydraulics

摘　　要：介绍了基于电液比例控制技术的伸缩臂叉车液压系统的构成,并对该液压系统进行了负载敏感及压力补偿分析。采用电液比例控制阀可简化伸缩臂叉车液压系统结构,实现伸缩臂叉车工作装置运动速度的连续、比例控制,可提高系统的控制精度和效率,实现系统节能和智能化作业。The constitution of the hydraulic system of some telehandler based on electro hydraulic proportion control technique was introduced. The load sensing technique and the pressure compensation technique were analyzed. Adopting the electro hydraulic proportion valve, the hydraulic system of the telehandler can be simplified, the continuous and proportional control on velocity of work device of the telehandler can be realized, the control precision and work efficiency of the system can be improved, energy saving and intelligent operation can be achieved.

关 键 词：电液比例阀 伸缩臂叉车 液压系统 比例控制 

分 类 号：TG502.32[金属学及工艺—金属切削加工及机床]