aspen plus模拟求助? 请问大家这些问题出在哪里呢?请高人指点小弟,不胜感激! * WARNING WHILE CHECKING INPUT SPECIFICATIONS BLOCK NAME: 3 MODEL NAME: RGIBBS WHEN "TRUE-COMPS=YES" IS SPECIFIED WITH A CHEMISTRY PARAGRAPH, MASS BALANCE OR CONVERGENCE PROBLEMS MAY ARISE IF COMPONENTS PARTICIPATE IN BOTH CHEMISTRY AND REACTIONS. * WARNING WHILE CHECKING INPUT SPECIFICATIONS BLOCK NAME: 3 MODEL NAME: RGIBBS PHYSICAL PROPERTY PARAMETER DHSFRM IS MISSING FOR THE FOLLOWING COMPONENTS: CYCLO-02 1,2,3-01 CIS-D-01 ABSENCE OF THIS PARAMETER MAY RESULT IN INCORRECT ENTHALPY RESULTS. * WARNING WHILE CHECKING INPUT SPECIFICATIONS BLOCK NAME: 3 MODEL NAME: RGIBBS PHYSICAL PROPERTY PARAMETER DGSFRM IS MISSING FOR THE FOLLOWING COMPONENTS: CYCLO-02 1,2,3-01 CIS-D-01 ABSENCE OF THIS PARAMETER MAY RESULT IN INCORRECT ENTHALPY RESULTS. ! Errors while processing input specifications查看更多24个回答 . 1人已关注
换热器计算的基础理论(2)--气液混合流动的拟均相理论? 气液混合相,在流动过程中充分混合,准导热系数,也可称为视导热系数,平均导热系数λm: 1/λ m =x g /λ g +(1-x g )/λ l ,或者: λm=λgλl/[xgλl+(1-xg)λg] 式中: x g ——气相体积分率 λ g ——气相导热系数,W/(m-K) λ l ——液相导热系数,W/(m-K) 这样,可以把气液两相流近似的当做单项流体,当然其他物性也要做相应的处理。 声明:这是Wiseboy的成果,如要转载,请注明“盖德论坛Wiseboy视导热系数 ” 查看更多4个回答 . 5人已关注