排放后处理器热振试验控制系统设计与实现  

Design and Realization of the Heat Vibration Experiment Control System for Exhaust Gas Processor

作　　者：刘浩 芮鹏 刘玥[2] 高飞[2] 罗旺 LIU Hao;RUI Peng;LIU Yue;GAO Fei;LUO Wang(Tianjin Aerospace Reliability Technology Co.,Ltd.,Changsha Hunan 410006,China;Beijing Institute of Structure and Environment Engineering,Beijing 100076,China)

机构地区：[1]天津航天瑞莱科技有限公司,湖南长沙410006 [2]北京强度环境研究所,北京100076

出　　处：《机床与液压》2021年第18期119-122,共4页Machine Tool & Hydraulics

摘　　要：针对汽车排放后处理器热振试验的高温环境模拟,进行排放后处理器热振试验控制系统研究。对系统温度和压力实现了闭环控制,并实现了系统流量可调节。采用SIMATIC S7-1200 PLC为控制系统的主控制器,基于WinCC7.3组态软件开发人机交互界面,设计试验控制系统的软件及硬件系统。在软件方面,根据排放后处理器热振试验的技术要求,设计并实现PID闭环控制、数据存储以及人机交互界面等功能。系统在排放后处理器热振设备上运行平稳,验收结果表明:该系统控制精度高、开发周期短且可靠性高。研究结果为其他高温试验系统设计提供了参考。Aiming at the high temperature environment simulation of the heat vibration experiment for exhaust gas processor,the heat vibration experiment control system for exhaust gas processor was studied.The closed-loop control of system temperature and pressure was realized,and the system flow could be adjusted.SIMATIC S7-1200 PLC was taken as the main controller of the control system,based on WinCC7.3 configuration software,the human machine interface was developed,and the software and hardware system of the experiment control system were designed.In terms of software,PID closed-loop control,data storage and human machine interface were designed and implemented according to the technical requirements of heat vibration experiment for the exhaust gas processor.The control system runs smoothly on the heat vibration equipment.The acceptance results indicate that the control system has high control precision,short development cycle and high reliability.The results provide reference for other high temperature experiment system.

关 键 词：排放后处理器 热振试验 WinCC7.3软件 S7-1200控制器 PID闭环控制 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]