! ! $Header$ ! SUBROUTINE yamada_c(ngrid,timestep,plev,play & & ,pu,pv,pt,d_u,d_v,d_t,cd,q2,km,kn,kq,d_t_diss,ustar & & ,iflag_pbl) USE dimphy, ONLY: klon, klev USE print_control_mod, ONLY: prt_level USE ioipsl_getin_p_mod, ONLY : getin_p USE yomcst_mod_h IMPLICIT NONE ! ! timestep : pas de temps ! g : g ! zlev : altitude a chaque niveau (interface inferieure de la couche ! de meme indice) ! zlay : altitude au centre de chaque couche ! u,v : vitesse au centre de chaque couche ! (en entree : la valeur au debut du pas de temps) ! teta : temperature potentielle au centre de chaque couche ! (en entree : la valeur au debut du pas de temps) ! cd : cdrag ! (en entree : la valeur au debut du pas de temps) ! q2 : $q^2$ au bas de chaque couche ! (en entree : la valeur au debut du pas de temps) ! (en sortie : la valeur a la fin du pas de temps) ! km : diffusivite turbulente de quantite de mouvement (au bas de chaque ! couche) ! (en sortie : la valeur a la fin du pas de temps) ! kn : diffusivite turbulente des scalaires (au bas de chaque couche) ! (en sortie : la valeur a la fin du pas de temps) ! ! iflag_pbl doit valoir entre 6 et 9 ! l=6, on prend systematiquement une longueur d'equilibre ! iflag_pbl=6 : MY 2.0 ! iflag_pbl=7 : MY 2.0.Fournier ! iflag_pbl=8/9 : MY 2.5 ! iflag_pbl=8 with special obsolete treatments for convergence ! with Cmpi5 NPv3.1 simulations ! iflag_pbl=10/11 : New scheme M2 and N2 explicit and dissiptation exact ! iflag_pbl=12 = 11 with vertical diffusion off q2 ! ! 2013/04/01 (FH hourdin@lmd.jussieu.fr) ! Correction for very stable PBLs (iflag_pbl=10 and 11) ! iflag_pbl=8 converges numerically with NPv3.1 ! iflag_pbl=11 -> the model starts with NP from start files created by ce0l ! -> the model can run with longer time-steps. !....................................................................... REAL, DIMENSION(klon,klev) :: d_u,d_v,d_t REAL, DIMENSION(klon,klev) :: pu,pv,pt REAL, DIMENSION(klon,klev) :: d_t_diss REAL timestep real plev(klon,klev+1) real play(klon,klev) real ustar(klon) real kmin,qmin,pblhmin(klon),coriol(klon) REAL zlev(klon,klev+1) REAL zlay(klon,klev) REAL zu(klon,klev) REAL zv(klon,klev) REAL zt(klon,klev) REAL teta(klon,klev) REAL cd(klon) REAL q2(klon,klev+1),qpre REAL unsdz(klon,klev) REAL unsdzdec(klon,klev+1) REAL km(klon,klev) REAL kmpre(klon,klev+1),tmp2 REAL mpre(klon,klev+1) REAL kn(klon,klev) REAL kq(klon,klev) real ff(klon,klev+1),delta(klon,klev+1) real aa(klon,klev+1),aa0,aa1 integer iflag_pbl,ngrid integer nlay,nlev logical first integer ipas save first,ipas !FH/IM data first,ipas/.true.,0/ data first,ipas/.false.,0/ !$OMP THREADPRIVATE( first,ipas) INTEGER, SAVE :: iflag_tke_diff=0 !$OMP THREADPRIVATE(iflag_tke_diff) integer ig,k real ri,zrif,zalpha,zsm,zsn real rif(klon,klev+1),sm(klon,klev+1),alpha(klon,klev) real m2(klon,klev+1),dz(klon,klev+1),zq,n2(klon,klev+1) REAL, DIMENSION(klon,klev+1) :: km2,kn2,sqrtq real dtetadz(klon,klev+1) real m2cstat,mcstat,kmcstat real l(klon,klev+1) real leff(klon,klev+1) real,allocatable,save :: l0(:) !$OMP THREADPRIVATE(l0) real sq(klon),sqz(klon),zz(klon,klev+1) integer iter real ric,rifc,b1,kap save ric,rifc,b1,kap data ric,rifc,b1,kap/0.195,0.191,16.6,0.4/ !$OMP THREADPRIVATE(ric,rifc,b1,kap) real frif,falpha,fsm real fl,zzz,zl0,zq2,zn2 real rino(klon,klev+1),smyam(klon,klev),styam(klon,klev) real lyam(klon,klev),knyam(klon,klev) real w2yam(klon,klev),t2yam(klon,klev) logical,save :: firstcall=.true. !$OMP THREADPRIVATE(firstcall) CHARACTER(len=20),PARAMETER :: modname="yamada_c" REAL, DIMENSION(klon,klev+1) :: fluxu,fluxv,fluxt REAL, DIMENSION(klon,klev+1) :: dddu,dddv,dddt REAL, DIMENSION(klon,klev) :: exner,masse REAL, DIMENSION(klon,klev+1) :: masseb,q2old,q2neg LOGICAL okiophys frif(ri)=0.6588*(ri+0.1776-sqrt(ri*ri-0.3221*ri+0.03156)) falpha(ri)=1.318*(0.2231-ri)/(0.2341-ri) fsm(ri)=1.96*(0.1912-ri)*(0.2341-ri)/((1.-ri)*(0.2231-ri)) fl(zzz,zl0,zq2,zn2)= & & max(min(l0(ig)*kap*zlev(ig,k)/(kap*zlev(ig,k)+l0(ig)) & & ,0.5*sqrt(q2(ig,k))/sqrt(max(n2(ig,k),1.e-10))) ,1.) okiophys=klon==1 if (firstcall) then CALL getin_p('iflag_tke_diff',iflag_tke_diff) allocate(l0(klon)) firstcall=.false. endif IF (ngrid<=0) RETURN ! Bizarre : on n a pas ce probeleme pour coef_diff_turb nlay=klev nlev=klev+1 !------------------------------------------------------------------------- ! Computation of conservative source terms from the turbulent tendencies !------------------------------------------------------------------------- zalpha=0.5 ! Anciennement 0.5. Essayer de voir pourquoi ? zu(:,:)=pu(:,:)+zalpha*d_u(:,:) zv(:,:)=pv(:,:)+zalpha*d_v(:,:) zt(:,:)=pt(:,:)+zalpha*d_t(:,:) do k=1,klev exner(:,k)=(play(:,k)/plev(:,1))**RKAPPA masse(:,k)=(plev(:,k)-plev(:,k+1))/RG teta(:,k)=zt(:,k)/exner(:,k) enddo ! Atmospheric mass at layer interfaces, where the TKE is computed masseb(:,:)=0. do k=1,klev masseb(:,k)=masseb(:,k)+masse(:,k) masseb(:,k+1)=masseb(:,k+1)+masse(:,k) enddo masseb(:,:)=0.5*masseb(:,:) zlev(:,1)=0. zlay(:,1)=RCPD*teta(:,1)*(1.-exner(:,1)) do k=1,klev-1 zlay(:,k+1)=zlay(:,k)+0.5*RCPD*(teta(:,k)+teta(:,k+1))*(exner(:,k)-exner(:,k+1))/RG zlev(:,k)=0.5*(zlay(:,k)+zlay(:,k+1)) ! PASBO enddo fluxu(:,klev+1)=0. fluxv(:,klev+1)=0. fluxt(:,klev+1)=0. do k=klev,1,-1 fluxu(:,k)=fluxu(:,k+1)+masse(:,k)*d_u(:,k) fluxv(:,k)=fluxv(:,k+1)+masse(:,k)*d_v(:,k) fluxt(:,k)=fluxt(:,k+1)+masse(:,k)*d_t(:,k)/exner(:,k) ! Flux de theta enddo dddu(:,1)=2*zu(:,1)*fluxu(:,1) dddv(:,1)=2*zv(:,1)*fluxv(:,1) dddt(:,1)=(exner(:,1)-1.)*fluxt(:,1) do k=2,klev dddu(:,k)=(zu(:,k)-zu(:,k-1))*fluxu(:,k) dddv(:,k)=(zv(:,k)-zv(:,k-1))*fluxv(:,k) dddt(:,k)=(exner(:,k)-exner(:,k-1))*fluxt(:,k) enddo dddu(:,klev+1)=0. dddv(:,klev+1)=0. dddt(:,klev+1)=0. #ifdef IOPHYS if (okiophys) then call iophys_ecrit('zlay',klev,'Geop','m',zlay) call iophys_ecrit('teta',klev,'teta','K',teta) call iophys_ecrit('temp',klev,'temp','K',zt) call iophys_ecrit('pt',klev,'temp','K',pt) call iophys_ecrit('pu',klev,'u','m/s',pu) call iophys_ecrit('pv',klev,'v','m/s',pv) call iophys_ecrit('d_u',klev,'d_u','m/s2',d_u) call iophys_ecrit('d_v',klev,'d_v','m/s2',d_v) call iophys_ecrit('d_t',klev,'d_t','K/s',d_t) call iophys_ecrit('exner',klev,'exner','',exner) call iophys_ecrit('masse',klev,'masse','',masse) call iophys_ecrit('masseb',klev,'masseb','',masseb) endif #endif ipas=ipas+1 !....................................................................... ! les increments verticaux !....................................................................... ! !!!!!! allerte !!!!!c !!!!!! zlev n'est pas declare a nlev !!!!!c !!!!!! ----> DO ig=1,ngrid zlev(ig,nlev)=zlay(ig,nlay) & & +( zlay(ig,nlay) - zlev(ig,nlev-1) ) ENDDO !!!!!! <---- !!!!!! allerte !!!!!c ! DO k=1,nlay DO ig=1,ngrid unsdz(ig,k)=1.E+0/(zlev(ig,k+1)-zlev(ig,k)) ENDDO ENDDO DO ig=1,ngrid unsdzdec(ig,1)=1.E+0/(zlay(ig,1)-zlev(ig,1)) ENDDO DO k=2,nlay DO ig=1,ngrid unsdzdec(ig,k)=1.E+0/(zlay(ig,k)-zlay(ig,k-1)) ENDDO ENDDO DO ig=1,ngrid unsdzdec(ig,nlay+1)=1.E+0/(zlev(ig,nlay+1)-zlay(ig,nlay)) ENDDO ! !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ! Computing M^2, N^2, Richardson numbers, stability functions !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! do k=2,klev do ig=1,ngrid dz(ig,k)=zlay(ig,k)-zlay(ig,k-1) m2(ig,k)=((zu(ig,k)-zu(ig,k-1))**2+(zv(ig,k)-zv(ig,k-1))**2)/(dz(ig,k)*dz(ig,k)) dtetadz(ig,k)=(teta(ig,k)-teta(ig,k-1))/dz(ig,k) n2(ig,k)=RG*2.*dtetadz(ig,k)/(teta(ig,k-1)+teta(ig,k)) ! n2(ig,k)=0. ri=n2(ig,k)/max(m2(ig,k),1.e-10) if (ri.lt.ric) then rif(ig,k)=frif(ri) else rif(ig,k)=rifc endif if(rif(ig,k)<0.16) then alpha(ig,k)=falpha(rif(ig,k)) sm(ig,k)=fsm(rif(ig,k)) else alpha(ig,k)=1.12 sm(ig,k)=0.085 endif zz(ig,k)=b1*m2(ig,k)*(1.-rif(ig,k))*sm(ig,k) enddo enddo !==================================================================== ! Computing the mixing length !==================================================================== ! Mise a jour de l0 if (iflag_pbl==8.or.iflag_pbl==10) then !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ! Iterative computation of l0 ! This version is kept for iflag_pbl only for convergence ! with NPv3.1 Cmip5 simulations !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! do ig=1,ngrid sq(ig)=1.e-10 sqz(ig)=1.e-10 enddo do k=2,klev-1 do ig=1,ngrid zq=sqrt(q2(ig,k)) sqz(ig)=sqz(ig)+zq*zlev(ig,k)*(zlay(ig,k)-zlay(ig,k-1)) sq(ig)=sq(ig)+zq*(zlay(ig,k)-zlay(ig,k-1)) enddo enddo do ig=1,ngrid l0(ig)=0.2*sqz(ig)/sq(ig) enddo do k=2,klev do ig=1,ngrid l(ig,k)=fl(zlev(ig,k),l0(ig),q2(ig,k),n2(ig,k)) enddo enddo ! print*,'L0 cas 8 ou 10 ',l0 else !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ! In all other case, the assymptotic mixing length l0 is imposed (100m) !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! l0(:)=150. do k=2,klev do ig=1,ngrid l(ig,k)=fl(zlev(ig,k),l0(ig),q2(ig,k),n2(ig,k)) enddo enddo ! print*,'L0 cas autres ',l0 endif #ifdef IOPHYS if (okiophys) then call iophys_ecrit('rif',klev,'Flux Richardson','m',rif(:,1:klev)) call iophys_ecrit('m2',klev,'m2 ','m/s',m2(:,1:klev)) call iophys_ecrit('Km2app',klev,'m2 conserv','m/s',km(:,1:klev)*m2(:,1:klev)) call iophys_ecrit('Km',klev,'Km','m2/s',km(:,1:klev)) endif #endif IF (iflag_pbl<20) then ! For diagnostics only RETURN ELSE ! print*,'OK1' ! Evolution of TKE under source terms K M2 and K N2 leff(:,:)=max(l(:,:),1.) !################################################################## !# IF (iflag_pbl==29) THEN !# STOP'Ne pas utiliser iflag_pbl=29' !# km2(:,:)=km(:,:)*m2(:,:) !# kn2(:,:)=kn2(:,:)*rif(:,:) !# ELSEIF (iflag_pbl==25) THEN ! VERSION AVEC LA TKE EN MILIEU DE COUCHE !# STOP'Ne pas utiliser iflag_pbl=25' !# DO k=1,klev !# km2(:,k)=-0.5*(dddu(:,k)+dddv(:,k)+dddu(:,k+1)+dddv(:,k+1)) & !# & /(masse(:,k)*timestep) !# kn2(:,k)=rcpd*0.5*(dddt(:,k)+dddt(:,k+1))/(masse(:,k)*timestep) !# leff(:,k)=0.5*(leff(:,k)+leff(:,k+1)) !# ENDDO !# km2(:,klev+1)=0. ; kn2(:,klev+1)=0. !# ELSE !################################################################# km2(:,:)=-(dddu(:,:)+dddv(:,:))/(masseb(:,:)*timestep) kn2(:,:)=rcpd*dddt(:,:)/(masseb(:,:)*timestep) ! ENDIF q2neg(:,:)=q2(:,:)+timestep*(km2(:,:)-kn2(:,:)) q2(:,:)=min(max(q2neg(:,:),1.e-10),1.e4) #ifdef IOPHYS if (okiophys) then call iophys_ecrit('km2',klev,'m2 conserv','m/s',km2(:,1:klev)) call iophys_ecrit('kn2',klev,'n2 conserv','m/s',kn2(:,1:klev)) endif #endif ! Dissipation of TKE q2old(:,:)=q2(:,:) q2(:,:)=1./(1./sqrt(q2(:,:))+timestep/(2*leff(:,:)*b1)) q2(:,:)=q2(:,:)*q2(:,:) ! IF (iflag_pbl<=24) THEN DO k=1,klev d_t_diss(:,k)=(masseb(:,k)*(q2neg(:,k)-q2(:,k))+masseb(:,k+1)*(q2neg(:,k+1)-q2(:,k+1)))/(2.*rcpd*masse(:,k)) ENDDO !################################################################### ! ELSE IF (iflag_pbl<=27) THEN ! DO k=1,klev ! d_t_diss(:,k)=(q2neg(:,k)-q2(:,k))/rcpd ! ENDDO ! ENDIF ! print*,'iflag_pbl ',d_t_diss !################################################################### ! Compuation of stability functions ! IF (iflag_pbl/=29) THEN DO k=1,klev DO ig=1,ngrid IF (ABS(km2(ig,k))<=1.e-20) THEN rif(ig,k)=0. ELSE rif(ig,k)=min(kn2(ig,k)/km2(ig,k),rifc) ENDIF IF (rif(ig,k).lt.0.16) THEN alpha(ig,k)=falpha(rif(ig,k)) sm(ig,k)=fsm(rif(ig,k)) else alpha(ig,k)=1.12 sm(ig,k)=0.085 endif ENDDO ENDDO ! ENDIF ! Computation of turbulent diffusivities ! IF (25<=iflag_pbl.and.iflag_pbl<=28) THEN ! DO k=2,klev ! sqrtq(:,k)=sqrt(0.5*(q2(:,k)+q2(:,k-1))) ! ENDDO ! ELSE kq(:,:)=0. DO k=1,klev ! Coefficient au milieu des couches pour diffuser la TKE kq(:,k)=0.5*leff(:,k)*sqrt(q2(:,k))*0.2 ENDDO #ifdef IOPHYS if (okiophys) then call iophys_ecrit('q2b',klev,'KTE inter','m2/s',q2(:,1:klev)) endif #endif IF (iflag_tke_diff==1) THEN CALL vdif_q2(timestep, RG, RD, ngrid, plev, pt, kq, q2) ENDIF km(:,:)=0. kn(:,:)=0. DO k=1,klev km(:,k)=leff(:,k)*sqrt(q2(:,k))*sm(:,k) kn(:,k)=km(:,k)*alpha(:,k) ENDDO #ifdef IOPHYS if (okiophys) then call iophys_ecrit('mixingl',klev,'Mixing length','m',leff(:,1:klev)) call iophys_ecrit('rife',klev,'Flux Richardson','m',rif(:,1:klev)) call iophys_ecrit('q2f',klev,'KTE finale','m2/s',q2(:,1:klev)) call iophys_ecrit('q2neg',klev,'KTE non bornee','m2/s',q2neg(:,1:klev)) call iophys_ecrit('alpha',klev,'alpha','',alpha(:,1:klev)) call iophys_ecrit('sm',klev,'sm','',sm(:,1:klev)) call iophys_ecrit('q2f',klev,'KTE finale','m2/s',q2(:,1:klev)) call iophys_ecrit('kmf',klev,'Kz final','m2/s',km(:,1:klev)) call iophys_ecrit('knf',klev,'Kz final','m2/s',kn(:,1:klev)) call iophys_ecrit('kqf',klev,'Kz final','m2/s',kq(:,1:klev)) endif #endif ENDIF ! print*,'OK2' RETURN END SUBROUTINE yamada_c