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幫解熱力學

Mar 30th 2015, 03:56

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P=1 MPa時，比容為：

vf = 0.001127

vg = 0.19444

容積為0.36 M3→ vf * mf + vg * mg = 0.36

混合物3.0Kg→ mf + mg = 3

解聯立得

mf = 1.1548(kg)

mg = 1.8452(kg)

Vf = vf * mf = 0.0013 (m3)

Vg = vg * mg = 0.3588 (m3)

乾度 = 蒸氣質量/總質量 = 1.8452 / 3 = 61.5%

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