The paper introduces the technical performance indexes of the components in the controlling system of numeric prestress tension,indi-cates the main functions for electronic controlling system,high-pressure electric oil pump,and hydraulic jack,analyzes the main technical fea-tures of the system,and points out contents for improvement.%介绍了数控预应力张拉控制系统各组件的技术性能指标,对电气控制系统、高压电动油泵、液压千斤顶的主要功能进行了论述,并分析了该系统的主要技术特点,提出了其需要改进及完善的内容。
展开▼