GE 燃机涡轮控制 IS200VGENH1B
GE 燃机涡轮控制 IS200VGENH1B
主要包括主蒸汽隔离电动阀、1#/2#凝汽器冷却水进、出口电动阀,汽机调整抽汽电动阀门,低压加热器进汽电动阀门,其控制方式为开、关、停三种. 以主蒸汽隔离电动阀为例,阀开的控制条件是①汽机进口主蒸汽隔离电动阀门自动位;②非开到位。然后点击开按钮,每点击一次,发出3秒的脉冲。阀关的控制条件是①汽机进口主蒸汽隔离电动阀门自动位;②非关到位。然后点击开按钮,每点击一次,发出3秒的脉冲。开过程中的停止控制为:①开到位;②脉冲时间到;③关按钮或者关输出或者关运行置ON;停止按钮置ON;④开输出延时2秒输出。关过程中的停止控制为: ①关到位; ②开按钮、开输出、开运行置ON;③停止按钮置on;④开输出延时2秒输出 5.7汽轮机TSI监测保护系统控制 TSI系统选用美国本特利内华达的———BENTLY 3500系统
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