Example 17.2 Prove:Ideal gas release process of a rigid adiabatic vessel obeys: K-1 Tp k =const Prove:Vessel as the CV,Energy balance 70 82-h.òm.=d(mm) EoS:mR,T=pV 0 =const mdu+udm+hδm。=0 dm dT dp 灰=h=-咖 m T p ↓ mdu+udm-hom=0 dm dp dT ↓ e m p T mcdT+c,Tdm-c,Tr∈0 0 0 Organize and 1 dT dp dT Integration K-1 Tp K k-1 T p T dT K-1T 上游入上 March 31,2018 9 SHANGHAI JIAO TONG UNIVERSITYMarch 31, 2018 9 Prove: Ideal gas release process of a rigid adiabatic vessel obeys: Tp  const     1 Prove： e e δQ h m mu   δ d( ) e h h m m    δ d e e e m u u m h m d d    δ 0 m u u m h m d d    δ 0 Vessel as the CV, Energy balance Example 17.2 0 d d d 0 mc T c T m c T m V V p    mc T c c T m V p V d d     Tp  c     1 mR T pV g  1 d d d 1 T p T  T p T    Organize and Integration EoS: d d d m p T m p T   d d d d m T p V m T p V    V  constp T d 1 d 1 m T m T   