Description
根据单元机组的运行和电气控制的特点,在工程的应用中采用将发电机—变压器组和厂用电源等电气系统的控制都纳入DCS监控。
从升压站(不包括升压站)至电厂侧的所有主厂房内电气系统均纳入DCS监控,主要系统归纳为:
发变组系统(不包括变压器本身的通风系统);
发电机励磁系统;
高压厂用电源系统(包括厂用电源正常切换);
低压厂用电源系统和400VPC;
高压启/备变电源系统(2台机共用);
柴油发电机组和保安电源(仅监视);
直流系统和UPS系统(仅监视);
自动同期系统;
厂用电快切系统。
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