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本文就轮式装载机液压系统的最新技术进行了论述,着重阐明了执行元件为液压缸的半闭式变量系统,用压力可调式轴向柱塞泵的节能系统,电—液遥控技术和负荷传感系统等的基本原理、方法和特点。这些技术对提高轮式装载机的工作性能、节省发动机功率和燃料、改善操纵条件、增加新机能等极为有益,是使轮式装载机向高效率、低能耗、自动化发展的有效手段。
In this paper, the latest technology of hydraulic system of wheel loader is discussed. The semi-closed variable system with actuator as hydraulic cylinder is emphatically expounded. The energy-saving system of pressure-adjustable axial piston pump, electro-hydraulic remote control technology and load Sensing system, etc. The basic principles, methods and features. These technologies are very useful for improving the working performance of wheel loaders, saving engine power and fuel, improving the operating conditions and adding new functions, which is an effective means for the wheel loaders to develop efficiently, with low energy consumption and automation.