【摘要】 通过对小型水电站计算机监控系统组成和可靠性等问题的研究,提出了基于PLC控制机组安全运行的一种低成本冗余设计方法,并采用低成本自动系统化的设计思想,设计了小型水电站计算机监控系统。运行证明系统硬件简单、可靠性高、实时性强。更多还原

【Abstract】 By studying net structure and reliability of hydraulic turbine-generator machine group supervise and control system, this paper was proposed redundancy design method of using PLC control machine group safe running, adopted design thinking of low cost automation and designed hydropower station supervise and control system. It was proved that system hardware simple, higher reliability, better real-time.更多还原