[TRNSYS-users] Troubles with ''STEAM_PROPS''

bejelith at hotmail.it bejelith at hotmail.it
Wed Dec 23 04:07:26 PST 2009


Hi, I'm Riccardo Bentivoglio. I'm having some troubles with the subroutine ''Steam_props", I'would like to understand this part of the subroutine: 

      DATA ATZ/ 2*64.D1, 641.6D0, 27.D1 /,
     1     ADZ/ 3*.319D0, 1.55D0 /,
     2     AAT/ 2*2.D4, 4.D4, 25.D0 /,
     3     AAD/ 34.D0, 4.D1, 3.D1, 1.05D3 /
      DATA WM/ 18.0152D0 /, GASCON/ .461522D0 /, TZ/ 647.073D0 /,
     1     AA/ 1.D0 /, NC/ 36 /
      DATA UREF,SREF/ -4328.455039D0, 7.6180802D0 /
      DATA G1,G2,GF/ 11.D0, 44.333333333333D0, 3.5D0 /
      DATA BP/ .7478629D0, -.3540782D0, 2*0.D0, .7159876D-2, 0.D0,
     1         -.3528426D-2, 3*0.D0 /,
     2     BQ/ 1.1278334D0, 0.D0, -.5944001D0, -5.010996D0, 0.D0,
     3         .63684256D0, 4*0.D0 /
      DATA G/-.53062968529023D3,  .22744901424408D4,  .78779333020687D3,
     1       -.69830527374994D2,  .17863832875422D5, -.39514731563338D5,
     2        .33803884280753D5, -.13855050202703D5, -.25637436613260D6,
     3        .48212575981415D6, -.34183016969660D6,  .12223156417448D6,
     4        .11797433655832D7, -.21734810110373D7,  .10829952168620D7,
     5       -.25441998064049D6, -.31377774947767D7,  .52911910757704D7,
     6       -.13802577177877D7, -.25109914369001D6,  .46561826115608D7,
     7       -.72752773275387D7,  .41774246148294D6,  .14016358244614D7,
     8       -.31555231392127D7,  .47929666384584D7,  .40912664781209D6,
     9       -.13626369388386D7,  .69625220862664D6, -.10834900096447D7,
     A       -.22722827401688D6,  .38365486000660D6,  .68833257944332D4,
     B        .21757245522644D5, -.26627944829770D4, -.70730418082074D5,
     C       -.225D0, -1.68D0,  .055D0,  -93.0D0 /
      DATA II/4*0, 4*1, 4*2, 4*3, 4*4, 4*5, 4*6, 4*8, 2*2, 0, 4, 3*2, 4/
      DATA JJ/ 2,3,5,7,2,3,5,7,2,3,5,7,2,3,5,7,2,3,5,7,2,3,5,7,2,3,5,7,
     1         2,3,5,7, 1, 3*4, 0, 2, 0, 0 /

What are refferred to ?
I can't find a guide can help me to understand.
Regards,
Riccardo Bentivoglio
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