现场总线在电厂辅助系统应用的经济性分析

Economic Analysis on the Application of Fieldbus in Auxiliary Systems in Power Plant

根据电厂辅助系统的控制特点,提出了现场总线技术在电厂辅助系统的应用策略。该策略采用与电厂辅助控制系统集成的方式,对现场总线在电厂水处理系统、输煤系统的应用方案进行全面经济性分析,并列举了目前制约现场总线应用的技术问题。最后对如何进一步提高现场总线应用经济性指出了发展方向。

According to the control features of the auxiliary systems in power plant,the applicable strategy of the technology of fieldbus in auxiliary systems of power plant is proposed.By adopting the integrating pattern with the power plant auxiliary control system,the comprehensive economic analysis is made about the application method of fieldbus in water treatment system and coal handling system of the power plant;and the technical issues that are restricting the application of fieldbus at present are listed.Finally,the developing direction of how to improve the economic performance for application of fieldbus is pointed out.