换热器出了什么问题
*** SEVERE ERROR IN PHYSICAL PROPERTY SYSTEMPARAMETERS OF RKS EQUATION OF STATE ARE MISSING.
OMEGA IN DATA SET 1 IS MISSING FOR R123;
A NOMINAL VALUE OF0.29600 HAS BEEN ASSUMED.
****PROPERTY PARAMETER ERROR
ERRORS ENCOUNTERED IN CALCULATION OF VAPOR MIXTURE PROPS USING
OPTION SET SRK FOR PHIMX
! Calculations stopped because of missingproperty parameters
这么小一个元件,错了,就是找不到原因啊
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