【摘要】 提出为增加ETS系统的自主性和独立性,采用不同于主机DCS系统的PLC系统实现ETS系统的观点。并进一步分析了采用PLC实现ETS系统的优越性和特点,论述了采用PLC实现的ETS系统的组成特点和应该具备的功能。更多还原

【Abstract】 Based on the development situations of the technology at present, this paper presents the concept to realize ETS system by applying PLC system other than DCS system for the purpose of increasing the independence of ETS system. Besides, it further analyzes the advantages and characteristics of PLC-realized ETS system and demonstrates the constitution features and the necessary functions of PLC for realizing ETS system.更多还原