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["¿Cómo se calcula el flu水量对于蒸汽减温减压控制?",,"Mi vapor supercalentado es de 2660 Kg/h a 225℃ y 1.15 MPa; se necesito reducirlo a alrededor de 193℃, a 1.15 MPa; el flu水量为88℃~85℃ a 1.1 MPa, ¿Cómo se cuánto flu水量比较合适?",,"11*665*H3*m=H2*((665+m))H------225℃、*.15 MPa el entalpía del vapor supercalentado H------*193℃、*.15 MPa el entalpía del vapor H ---entalpía del agua de enfriamiento m---flujo de agua de enfframiento".,"Esta ecuación tiene un problema,,喷水大约有30~3.5%份没有汽化".,"La fórmula está bien, a menos que que que los datos de base que que son incorrectos".,"Consulte el《中小型热电联产工程设计手册》P*55".]

2020-07-12View Original

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我的过热蒸汽为26000Kg/h,252℃,1.05MPa;需要减至193℃左右,1.05MPa;减温水为80℃~85℃,1.2MPa,需要给怎么样的流量比较合理。
Reply #22020-07-12
H1*2600+H3*m=H2*(2600+m) H1---252℃、1.05MPa蒸汽的焓值 H2---193℃、1.05MPa蒸汽的焓值 H3---减温水的焓值 m----减温水流量
Reply #32020-07-20
该等式有问题,喷水约有0.3~0.35份额没有汽化
Reply #42020-07-20
公式没问题,除非你输入的基础数据有问题
Reply #52020-08-04
见《中小型热电联产工程设计手册》P195

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