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[主观题]
一级混合式回热加热器的抽汽回热循环,如T-s图所示,图中相应状态点的参数为: p1=6MPa,t1=500℃,h1=3422.2kJ/
一级混合式回热加热器的抽汽回热循环,如T-s图所示,图中相应状态点的参数为:
p1=6MPa,t1=500℃,h1=3422.2kJ/kg
p2=15kPa,h2s=2234kJ/kg
h3=225.98kJ/kg,h4s=726.8kJ/kg
h10s=2872kJ/kg,h10'=720.9kJ/kg
汽轮机的内部相对效率ηT=0.9,给水泵的效率ηP=O.8,忽略凝结水泵的功,试确定:
![](https://lstatic.shangxueba.com/sxbzda/h5/images/tips_org.png)