The HP-bypass system between the boiler outlet and cold reheat consists of an HP-bypass control valve, a feedwater stop valve and a water injection valve, for steam attemperation .
高压旁路系统由锅炉出口及冷再热之间的高压旁路控制
，给
主汽和喷
组成。
；控制The HP-bypass system between the boiler outlet and cold reheat consists of an HP-bypass control valve, a feedwater stop valve and a water injection valve, for steam attemperation .
高压旁路系统由锅炉出口及冷再热之间的高压旁路控制，给主汽和喷组成。
By fluviograph survey water level, after clear signal processing, inputs the control water level in PLC, then carries on the control by PLC to the water level control valve to adjust the water level.
由
计测
，进行信号处理后输入控制的PLC中，然后由PLC对控制
进行控制以调节。
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