这是我用aspen plus模拟煤气化时出现的问题，哪位大侠能帮忙看看这是怎么回事？

chaofan1231

     
INFORMATION
      BINARY PARAMETERS RKSKIJ (DATA SET 1) FOR MODEL ESRKSTD
      ARE RETRIEVED FROM SDF TABLE.  TABLE NAME = ESRKSTD
  *   WARNING IN PHYSICAL PROPERTY SYSTEM
      PARAMETER PC/ELEMENT  1 (DATA SET 1)
      UPPER BOUND VIOLATED FOR COMPONENT C
      VALUE =  0.22300E+09, UPPER BOUND =  0.10000E+09
  *   WARNING IN PHYSICAL PROPERTY SYSTEM
      PARAMETER PLXANT (DATA SET 1) FOR COMPONENT MGO:
      UNREASONABLE VAPOR PRESSURE CALCULATED AT NORMAL BOILING POINT.
      VALUE SHOULD BE WITHIN 10% OF 1D5 N/SQM.  PLEASE CHECK YOUR INPUT
      FOR THE ANTOINE PARAMETERS.
  *   WARNING IN PHYSICAL PROPERTY SYSTEM
      PARAMETER PLXANT (DATA SET 1) FOR COMPONENT MGO:
      UNREASONABLE VAPOR PRESSURE CALCULATED AT TEMPERATURE UPPER BOUND.
      VALUE SHOULD BE LESS THAN MAXIMUM ALLOWABLE VALUE
      =  0.10000E+36 N/SQM.  PLEASE CHECK YOUR INPUT FOR THE
      ANTOINE PARAMETERS.
  *   WARNING WHILE CHECKING INPUT SPECIFICATIONS
      BLOCK NAME: B2    MODEL NAME: RGIBBS
      PHYSICAL PROPERTY PARAMETER DHFORM   OR DHAQFM   IS MISSING
      FOR THE FOLLOWING COMPONENTS:
          AL2O3       FE2O3       K2O         NA2O
      ABSENCE OF THIS PARAMETER MAY RESULT IN INCORRECT ENTHALPY RESULTS.
  *   WARNING WHILE CHECKING INPUT SPECIFICATIONS
      BLOCK NAME: B2    MODEL NAME: RGIBBS
      PHYSICAL PROPERTY PARAMETER DGFORM   OR DGAQFM   IS MISSING
      FOR THE FOLLOWING COMPONENTS:
          AL2O3       FE2O3       K2O         NA2O
      ABSENCE OF THIS PARAMETER MAY RESULT IN INCORRECT ENTHALPY RESULTS.
  Flowsheet Analysis :
COMPUTATION ORDER FOR THE FLOWSHEET:
RYIELD B1 B2
->Calculations begin ...

   Calculator Block RYIELD
    Block: B1       Model: RYIELD
  *   WARNING
      SPECIFIED YIELDS HAVE BEEN NORMALIZED BY A FACTOR OF (0.99634)
      TO MAINTAIN AN OVERALL MATERIAL BALANCE.