[963] | 1 | SUBROUTINE cv3_inip() |
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[879] | 2 | *************************************************************** |
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| 3 | * * |
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| 4 | * CV3_INIP Lecture des choix de lois de probabilité de mélange* |
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| 5 | * et calcul de leurs coefficients normalisés. * |
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| 6 | * * |
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| 7 | * written by : Jean-Yves Grandpeix, 06/06/2006, 19.39.27 * |
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| 8 | * modified by : * |
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| 9 | *************************************************************** |
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| 10 | * |
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| 11 | #include "YOMCST2.h" |
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| 12 | c |
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[963] | 13 | c INTEGER iflag_mix |
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[879] | 14 | c |
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| 15 | c -- Mixing probability distribution functions |
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| 16 | c |
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| 17 | real Qcoef1,Qcoef2,QFF,QFFF,Qmix,Rmix,Qmix1,Rmix1,Qmix2,Rmix2,F |
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| 18 | Qcoef1(F) = tanh(F/gammas) |
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| 19 | Qcoef2(F) = ( tanh(F/gammas) + gammas * |
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| 20 | $ log(cosh((1.- F)/gammas)/cosh(F/gammas))) |
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| 21 | QFF(F) = Max(Min(F,1.),0.) |
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| 22 | QFFF(F) = Min(QFF(F),scut) |
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| 23 | Qmix1(F) = ( tanh((QFF(F) - Fmax)/gammas)+Qcoef1max )/ |
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| 24 | $ Qcoef2max |
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| 25 | Rmix1(F) = ( gammas*log(cosh((QFF(F)-Fmax)/gammas)) |
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| 26 | 1 +QFF(F)*Qcoef1max ) / Qcoef2max |
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| 27 | Qmix2(F) = -Log(1.-QFFF(F))/scut |
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| 28 | Rmix2(F) = (QFFF(F)+(1.-QFF(F))*Log(1.-QFFF(F)))/scut |
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| 29 | Qmix(F) = qqa1*Qmix1(F) + qqa2*Qmix2(F) |
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| 30 | Rmix(F) = qqa1*Rmix1(F) + qqa2*Rmix2(F) |
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| 31 | C |
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| 32 | ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc |
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| 33 | c |
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| 34 | C |
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| 35 | C=========================================================================== |
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| 36 | C READ IN PARAMETERS FOR THE MIXING DISTRIBUTION |
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| 37 | C AND PASS THESE THROUGH A COMMON BLOCK TO SUBROUTINE CONVECT etc. |
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| 38 | C (Written by V.T.J. Phillips, 20-30/Jan/99) |
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| 39 | C=========================================================================== |
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| 40 | C |
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| 41 | C line 1: a flag (0 or 1) to decide whether P(F) = 1 or the general P(F) is to be |
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| 42 | C used, followed by SCUT, which is the cut-off value of F in CONVECT |
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| 43 | C line 2: blank |
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| 44 | C line 3: the coefficients for the linear combination of P(F)s to |
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| 45 | C make the general P(F) |
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| 46 | C line 4: blank |
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| 47 | C line 5: gammas, Fmax for the cosh^2 component of P(F) |
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| 48 | C line 6: blank |
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| 49 | C line 7: alphas for the 1st irrational P(F) |
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| 50 | C line 8: blank |
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| 51 | C line 9: betas for the 2nd irrational P(F) |
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| 52 | C |
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| 53 | |
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[963] | 54 | c$$$ open(57,file='parameter_mix.data') |
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| 55 | c$$$ |
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| 56 | c$$$ read(57,*) iflag_mix, scut |
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| 57 | c$$$ read(57,*) |
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| 58 | c$$$ if(iflag_mix .gt. 0) then |
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| 59 | c$$$ read(57,*) qqa1, qqa2 |
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| 60 | c$$$ read(57,*) |
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| 61 | c$$$ read(57,*) gammas, Fmax |
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| 62 | c$$$ read(57,*) |
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| 63 | c$$$ read(57,*) alphas |
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| 64 | c$$$ endif |
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| 65 | c$$$ close(57) |
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[879] | 66 | |
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| 67 | c |
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| 68 | if(iflag_mix .gt. 0) then |
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| 69 | c |
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| 70 | c-- Normalize Pdf weights |
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| 71 | c |
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| 72 | sumcoef=qqa1+qqa2 |
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| 73 | qqa1=qqa1/sumcoef |
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| 74 | qqa2=qqa2/sumcoef |
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| 75 | c |
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| 76 | Qcoef1max = Qcoef1(Fmax) |
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| 77 | Qcoef2max = Qcoef2(Fmax) |
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| 78 | c |
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| 79 | sigma = 0. |
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| 80 | aire=0.0 |
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| 81 | pdf=0.0 |
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| 82 | mu=0.0 |
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| 83 | df = 0.0001 |
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| 84 | c |
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| 85 | c do ff = 0.0 + df, 1.0 - 2.*df, df |
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| 86 | ff=df |
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| 87 | dowhile ( ff .le. 1.0 - 2.*df ) |
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| 88 | pdf = (Qmix(ff+df) - Qmix(ff)) * (1.-ff) / df |
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| 89 | aire=aire+(Qmix(ff+df) - Qmix(ff)) * (1.-ff) |
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| 90 | mu = mu + pdf * ff * df |
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| 91 | write(*,*) pdf, Qmix(ff), aire, ff |
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| 92 | ff=ff+df |
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| 93 | enddo |
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| 94 | c |
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| 95 | c do ff=0.0+df,1.0 - 2.*df,df |
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| 96 | ff=df |
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| 97 | dowhile ( ff .le. 1.0 - 2.*df ) |
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| 98 | pdf = (Qmix(ff+df)- Qmix(ff)) * (1.-ff) / df |
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| 99 | sigma = sigma+pdf*(ff - mu)*(ff - mu)*df |
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| 100 | ff=ff+df |
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| 101 | enddo |
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| 102 | sigma = sqrt(sigma) |
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| 103 | c |
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| 104 | if (abs(aire-1.0) .gt. 0.02) then |
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| 105 | print *,'WARNING:: AREA OF MIXING PDF IS::', aire |
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| 106 | stop |
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| 107 | else |
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| 108 | print *,'Area, mean & std deviation are ::', aire,mu,sigma |
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| 109 | endif |
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| 110 | endif ! (iflag_mix .gt. 0) |
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| 111 | |
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| 112 | RETURN |
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| 113 | END |
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