基于电液比例和负载敏感技术的非公路矿用自卸车线控液压转向系统  

Line Controlled Hydraulic Steering System for Off-road Mining Dump Trucks Based on Electro-hydraulic Proportional and Load-sensing Technology

作　　者：张义亮 ZHANG Yi-liang(Guangzhou Branch,Fujian HongDa Contemorary Amperex Technology Co.,Ltd.,Guangzhou 510800,China)

机构地区：[1]福建宏大时代新能源科技有限公司广州分公司,广东广州510800

出　　处：《液压气动与密封》2024年第7期118-123,共6页Hydraulics Pneumatics & Seals

摘　　要：提出了一种基于电液比例技术和负载敏感技术的兼容有人驾驶和无人驾驶转向功能的大流量和中小流量液压转向系统,分别阐述了两种系统的组成、液压原理和控制方法,为各流量需求的兼容有人驾驶和无人驾驶转向功能的非公路矿用自卸车液压转向系统的设计提供了一种原理方案。A large flow and medium to small flow hydraulic steering system based on electro-hydraulic proportional technology and load sensing technology,which is compatible with both manned and unmanned steering functions,has been present.The composition,hydraulic principles,and control methods of the two systems have been elaborated,providing a principle solution for the design of hydraulic steering systems for off-road mining dump trucks that are compatible with both manned and unmanned steering functions for various flow requirements.

关 键 词：电液比例换向阀 流量放大器 负载敏感液压转向器 优先阀 转向机构 

分 类 号：TH137.7[机械工程—机械制造及自动化]