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Last change
on this file since 5213 was
2160,
checked in by Laurent Fairhead, 10 years ago
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Merged trunk changes -r2070:2158 into testing branch. Compilation problems introduced by revision r2155 have been corrected by hand
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File size:
477 bytes
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| 1 | subroutine qsat (dq, q, e, p, t, r) |
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| 2 | |
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| 3 | #include "tsmbkind.h" |
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| 4 | |
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| 5 | implicit none |
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| 6 | |
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| 7 | REAL_B :: DQ, Q, E, P, T, R, TF, A, B |
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| 8 | |
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| 9 | tf=273.16_JPRB |
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| 10 | if (t.gt.tf) then |
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| 11 | a = 17.269_JPRB |
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| 12 | b = 35.86_JPRB |
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| 13 | else |
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| 14 | a = 21.874_JPRB |
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| 15 | b = 7.66_JPRB |
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| 16 | end if |
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| 17 | e = 6.11_JPRB * exp(a*(t-tf)/(t-b)) |
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| 18 | q = 0.622_JPRB * r*e/(p-r*e) |
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| 19 | dq=a*p*q*(tf-b) |
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| 20 | dq=dq/((p-r*e)*(t-b)*(t-b)) |
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| 21 | |
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| 22 | !print 9001, P,T,R,A,B,E,Q |
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| 23 | 9001 format (1x,'QSAT ',5F10.3,2E12.5) |
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| 24 | |
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| 25 | !---------------------------------------- |
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| 26 | return |
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| 27 | end subroutine qsat |
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