适应供油口压力变化的开关阀控制系统设计  

Design of switch valve control system to adapt the pressure change of the fuel supply port

作　　者：刘宇刚[1] 苏明[2] 

机构地区：[1]贵州师范大学机械与电气工程学院,贵州贵阳550014 [2]贵州师范大学机械与控制仿真重点实验室,贵州贵阳550014

出　　处：《电子技术应用》2012年第10期65-67,71,共4页Application of Electronic Technique

基　　金：贵州省科学技术厅;贵州师范大学联合科技基金资助(黔科合J字LKS[2009]18号);贵州省优秀教育人才省长基金([2011]45号);贵阳市工业振兴科技计划([2011101]3-11号);贵州师范大学博士基金资助

摘　　要：以高速电磁开关阀控制系统的关键技术为研究对象,采用了理论分析与试验研究相结合的方法,深入分析了制约提高电磁高速开关阀控制特性的原因,提出了一种适应供油压力变化的电磁高速开关阀自适应双电压法,提高了电磁高速开关阀对供油压力变化的适应性。构建了自适应双电压法和以DSP为核心的高速电磁开关阀控制系统,并进行了相应试验。试验验证了本系统对于适应供油口压力变化的高速电磁开关阀能有效实现控制。It study the key technology of high speed solenoid switch valve control system in this paper,Based on theory analy- sis and experimental study, Analysis theory of the constraints to improve the control characteristics of high-speed solenoid switch valve, Put forward dual-vohage method to adapt the pressure change of the fuel supply port high-speed solenoid switch valve,It improve the adaptability of the electromagnetic high-speed solenoid switch valve on the fuel supply pressure changes.This paper has built adaptive dual-voltage method and DSP as the core of high-speed solenoid switch valve control system, and carried out corre- sponding experiments.The experiment have proved that the control system can effectively control to improve the control performance of high-speed solenoid switch valve .

关 键 词：高速电磁开关阀 自适应双电压法 DSP 控制系统 

分 类 号：TP273[自动化与计算机技术—检测技术与自动化装置]