液压平衡回路在冶金特种车辆上的应用  

Application of Hydraulic Balanced Circuit for Metallurgical Specials Vehicles

作　　者：李福生 邵可[1] LI Fu-sheng;SHAO Ke(MCC Baosteel Technology Service Co.,Ltd.,Heavy Machinery Research Institute,Shanghai 200941,China)

机构地区：[1]中冶宝钢技术服务有限公司重机机械研究所,上海200941

出　　处：《液压气动与密封》2024年第2期72-77,共6页Hydraulics Pneumatics & Seals

摘　　要：基于某系列的SUN经典平衡阀典型结构及性能特点,给出该系列平衡阀开启的平衡条件及其回路的一般性能指标。在此基础上针对冶金特种车辆常见的平衡回路,从负载特性、保压能力及工作周期占比3个方面,重点分析了3种典型平衡回路的工况特点。进一步采用框图分析、对比计算、AMESim仿真等方法指出各自平衡回路在变量系统中应用时的可靠性、调速特性、节能特性等方面的指标差异与局限,为特定工况下平衡阀选择及其平衡回路的设计及优化提供有益参考。Based on the typical structure and performance characteristics of SUN classic balance valve represented by a series,the balance conditions and the circuit of this series are given.On this basis,according to the common balance loop of metallurgical special vehicles,the characteristics of three typical balance loop are analyzed from three aspects of load characteristics,pressure retaining capacity and the proportion of working cycle.Further,block diagram analysis,comparative calculation,AMESim simulation and other methods are used to point out the differences and limitations in the reliability,speed regulation characteristics,energy saving characteristics of the respective balance circuit in the variable system,so as to provide useful reference for the selection of balance valve and the design and optimization of balance circuit under specific working conditions.

关 键 词：液压系统 平衡回路 特种车辆 可靠度 

分 类 号：TH137[机械工程—机械制造及自动化]