- Timestamp:
- 2013-07-03T13:41:32+02:00 (11 years ago)
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
branches/2013/dev_r3858_NOC_ZTC/NEMOGCM/NEMO/OPA_SRC/SBC/tide_mod.F90
r3670 r3953 1 1 MODULE tide_mod 2 !!================================================================================= 3 !! *** MODULE tide_mod *** 4 !! Compute nodal modulations corrections and pulsations 5 !!================================================================================= 6 !!--------------------------------------------------------------------------------- 7 !! OPA 9.0 , LODYC-IPSL (2003) 8 !!--------------------------------------------------------------------------------- 9 USE dom_oce ! ocean space and time domain 10 USE phycst 11 USE daymod 12 13 IMPLICIT NONE 14 PRIVATE 15 16 REAL(wp) :: sh_T, sh_s, sh_h, sh_p, sh_p1, & 17 sh_xi, sh_nu, sh_nuprim, sh_nusec, sh_R, & 18 sh_I, sh_x1ra, sh_N 19 20 INTEGER,PUBLIC, PARAMETER :: & 21 jpmax_harmo = 19 ! maximum number of harmonic 22 23 TYPE, PUBLIC :: tide 24 CHARACTER(LEN=4) :: cname_tide 25 REAL(wp) :: equitide 26 INTEGER :: nutide 27 INTEGER :: nt,ns,nh,np,np1,shift 28 INTEGER :: nksi,nnu0,nnu1,nnu2,R 29 INTEGER :: nformula 30 END TYPE tide 31 32 TYPE(tide), PUBLIC, DIMENSION(jpmax_harmo) :: Wave 33 34 !! * Accessibility 35 PUBLIC tide_harmo 36 PUBLIC nodal_factort 37 PUBLIC tide_init_Wave 38 2 !!====================================================================== 3 !! *** MODULE tide_mod *** 4 !! Compute nodal modulations corrections and pulsations 5 !!====================================================================== 6 !! History : 1.0 ! 2007 (O. Le Galloudec) Original code 7 !!---------------------------------------------------------------------- 8 USE dom_oce ! ocean space and time domain 9 USE phycst ! physical constant 10 USE daymod ! calendar 11 12 IMPLICIT NONE 13 PRIVATE 14 15 PUBLIC tide_harmo ! called by tideini and diaharm modules 16 PUBLIC tide_init_Wave ! called by tideini and diaharm modules 17 18 INTEGER, PUBLIC, PARAMETER :: jpmax_harmo = 19 !: maximum number of harmonic 19 20 TYPE, PUBLIC :: tide 21 CHARACTER(LEN=4) :: cname_tide 22 REAL(wp) :: equitide 23 INTEGER :: nutide 24 INTEGER :: nt, ns, nh, np, np1, shift 25 INTEGER :: nksi, nnu0, nnu1, nnu2, R 26 INTEGER :: nformula 27 END TYPE tide 28 29 TYPE(tide), PUBLIC, DIMENSION(jpmax_harmo) :: Wave !: 30 31 REAL(wp) :: sh_T, sh_s, sh_h, sh_p, sh_p1 ! astronomic angles 32 REAL(wp) :: sh_xi, sh_nu, sh_nuprim, sh_nusec, sh_R ! 33 REAL(wp) :: sh_I, sh_x1ra, sh_N ! 34 35 !!---------------------------------------------------------------------- 36 !! NEMO/OPA 3.3 , LOCEAN-IPSL (2010) 37 !! $Id:$ 38 !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) 39 !!---------------------------------------------------------------------- 39 40 CONTAINS 40 41 41 SUBROUTINE tide_init_Wave 42 43 # include "tide.h90" 44 45 END SUBROUTINE tide_init_Wave 46 47 SUBROUTINE tide_harmo( pomega, pvt, put , pcor, ktide ,kc) 48 49 INTEGER, DIMENSION(kc), INTENT( in ) :: & 50 ktide ! Indice of tidal constituents 51 52 INTEGER, INTENT( in ) :: & 53 kc ! Total number of tidal constituents 54 55 REAL (wp), DIMENSION(kc), INTENT( out ) :: & 56 pomega ! pulsation in radians/s 57 58 REAL (wp), DIMENSION(kc), INTENT( out ) :: & 59 pvt, & ! 60 put, & ! 61 pcor ! 62 63 CALL astronomic_angle 64 CALL tide_pulse(pomega, ktide ,kc) 65 CALL tide_vuf( pvt, put, pcor, ktide ,kc) 66 67 END SUBROUTINE tide_harmo 68 69 SUBROUTINE astronomic_angle 70 71 !!---------------------------------------------------------------------- 72 !! 73 !! tj is time elapsed since 1st January 1900, 0 hour, counted in julian 74 !! century (e.g. time in days divide by 36525) 75 !!---------------------------------------------------------------------- 76 77 REAL(wp) :: cosI,p,q,t2,t4,sin2I,s2,tgI2,P1,sh_tgn2,at1,at2 78 REAL(wp) :: zqy,zsy,zday,zdj,zhfrac 79 80 zqy=AINT((nyear-1901.)/4.) 81 zsy=nyear-1900. 82 83 zdj=dayjul(nyear,nmonth,nday) 84 zday=zdj+zqy-1. 85 86 zhfrac=nsec_day/3600. 87 88 !---------------------------------------------------------------------- 89 ! Sh_n Longitude of ascending lunar node 90 !---------------------------------------------------------------------- 91 92 sh_N=(259.1560564-19.328185764*zsy-.0529539336*zday-.0022064139*zhfrac)*rad 93 !---------------------------------------------------------------------- 94 ! T mean solar angle (Greenwhich time) 95 !---------------------------------------------------------------------- 96 sh_T=(180.+zhfrac*(360./24.))*rad 97 !---------------------------------------------------------------------- 98 ! h mean solar Longitude 99 !---------------------------------------------------------------------- 100 101 sh_h=(280.1895014-.238724988*zsy+.9856473288*zday+.0410686387*zhfrac)*rad 102 !---------------------------------------------------------------------- 103 ! s mean lunar Longitude 104 !---------------------------------------------------------------------- 105 106 sh_s=(277.0256206+129.38482032*zsy+13.176396768*zday+.549016532*zhfrac)*rad 107 !---------------------------------------------------------------------- 108 ! p1 Longitude of solar perigee 109 !---------------------------------------------------------------------- 110 111 sh_p1=(281.2208569+.01717836*zsy+.000047064*zday+.000001961*zhfrac)*rad 112 !---------------------------------------------------------------------- 113 ! p Longitude of lunar perigee 114 !---------------------------------------------------------------------- 115 116 sh_p=(334.3837214+40.66246584*zsy+.111404016*zday+.004641834*zhfrac)*rad 117 118 sh_N =mod(sh_N ,2*rpi) 119 sh_s =mod(sh_s ,2*rpi) 120 sh_h =mod(sh_h, 2*rpi) 121 sh_p =mod(sh_p, 2*rpi) 122 sh_p1=mod(sh_p1,2*rpi) 123 124 cosI=0.913694997 -0.035692561 *cos(sh_N) 125 126 sh_I=acos(cosI) 127 128 sin2I=sin(sh_I) 129 sh_tgn2=tan(sh_N/2.0) 130 131 at1=atan(1.01883*sh_tgn2) 132 at2=atan(0.64412*sh_tgn2) 133 134 sh_xi=-at1-at2+sh_N 135 136 if (sh_N > rpi) sh_xi=sh_xi-2.0*rpi 137 138 sh_nu=at1-at2 139 140 !---------------------------------------------------------------------- 141 ! For constituents l2 k1 k2 142 !---------------------------------------------------------------------- 143 144 tgI2=tan(sh_I/2.0) 145 P1=sh_p-sh_xi 146 147 t2=tgI2*tgI2 148 t4=t2*t2 149 sh_x1ra=sqrt(1.0-12.0*t2*cos(2.0*P1)+36.0*t4) 150 151 p=sin(2.0*P1) 152 q=1.0/(6.0*t2)-cos(2.0*P1) 153 sh_R=atan(p/q) 154 155 p=sin(2.0*sh_I)*sin(sh_nu) 156 q=sin(2.0*sh_I)*cos(sh_nu)+0.3347 157 sh_nuprim=atan(p/q) 158 159 s2=sin(sh_I)*sin(sh_I) 160 p=s2*sin(2.0*sh_nu) 161 q=s2*cos(2.0*sh_nu)+0.0727 162 sh_nusec=0.5*atan(p/q) 163 164 END SUBROUTINE astronomic_angle 165 166 SUBROUTINE tide_pulse( pomega, ktide ,kc) 167 !!---------------------------------------------------------------------- 168 !! *** ROUTINE tide_pulse *** 169 !! 170 !! ** Purpose : Compute tidal frequencies 171 !! 172 !!---------------------------------------------------------------------- 173 !! * Arguments 174 INTEGER, DIMENSION(kc), INTENT( in ) :: & 175 ktide ! Indice of tidal constituents 176 177 INTEGER, INTENT( in ) :: & 178 kc ! Total number of tidal constituents 179 180 REAL (wp), DIMENSION(kc), INTENT( out ) :: & 181 pomega ! pulsation in radians/s 182 183 !! * Local declarations 184 INTEGER :: jh 185 REAL(wp) :: zscale = 36525*24.0 186 REAL(wp) :: zomega_T= 13149000.0 187 REAL(wp) :: zomega_s= 481267.892 188 REAL(wp) :: zomega_h= 36000.76892 189 REAL(wp) :: zomega_p= 4069.0322056 190 REAL(wp) :: zomega_n= 1934.1423972 191 REAL(wp) :: zomega_p1= 1.719175 192 !!---------------------------------------------------------------------- 193 194 DO jh=1,kc 195 pomega(jh) = zomega_T * Wave(ktide(jh))%nT & 196 + zomega_s * Wave(ktide(jh))%ns & 197 + zomega_h * Wave(ktide(jh))%nh & 198 + zomega_p * Wave(ktide(jh))%np & 199 + zomega_p1* Wave(ktide(jh))%np1 200 pomega(jh) = (pomega(jh)/zscale)*rad/3600. 201 END DO 202 203 END SUBROUTINE tide_pulse 204 205 SUBROUTINE tide_vuf( pvt, put, pcor, ktide ,kc) 206 !!---------------------------------------------------------------------- 207 !! *** ROUTINE tide_vuf *** 208 !! 209 !! ** Purpose : Compute nodal modulation corrections 210 !! 211 !! ** Outputs : 212 !! vt: Pase of tidal potential relative to Greenwich (radians) 213 !! ut: Phase correction u due to nodal motion (radians) 214 !! ft: Nodal correction factor 215 !! 216 !! ** Inputs : 217 !! tname: array of constituents names (dimension<=nc) 218 !! nc: number of constituents 219 !! 220 !!---------------------------------------------------------------------- 221 !! * Arguments 222 INTEGER, DIMENSION(kc), INTENT( in ) :: & 223 ktide ! Indice of tidal constituents 224 INTEGER, INTENT( in ) :: & 225 kc ! Total number of tidal constituents 226 REAL (wp), DIMENSION(kc), INTENT( out ) :: & 227 pvt, & ! 228 put, & ! 229 pcor ! 230 !! * Local declarations 231 INTEGER :: jh 232 !!---------------------------------------------------------------------- 233 234 DO jh =1,kc 235 ! Phase of the tidal potential relative to the Greenwhich 236 ! meridian (e.g. the position of the fictuous celestial body). Units are 237 ! radian: 238 pvt(jh) = sh_T *Wave(ktide(jh))%nT & 239 +sh_s *Wave(ktide(jh))%ns & 240 +sh_h *Wave(ktide(jh))%nh & 241 +sh_p *Wave(ktide(jh))%np & 242 +sh_p1*Wave(ktide(jh))%np1 & 243 +Wave(ktide(jh))%shift*rad 42 SUBROUTINE tide_init_Wave 43 # include "tide.h90" 44 END SUBROUTINE tide_init_Wave 45 46 47 SUBROUTINE tide_harmo( pomega, pvt, put , pcor, ktide ,kc) 48 !!---------------------------------------------------------------------- 49 !!---------------------------------------------------------------------- 50 INTEGER , DIMENSION(kc), INTENT(in ) :: ktide ! Indice of tidal constituents 51 INTEGER , INTENT(in ) :: kc ! Total number of tidal constituents 52 REAL(wp), DIMENSION(kc), INTENT(out) :: pomega ! pulsation in radians/s 53 REAL(wp), DIMENSION(kc), INTENT(out) :: pvt, put, pcor ! 54 !!---------------------------------------------------------------------- 55 ! 56 CALL astronomic_angle 57 CALL tide_pulse( pomega, ktide ,kc ) 58 CALL tide_vuf ( pvt, put, pcor, ktide ,kc ) 59 ! 60 END SUBROUTINE tide_harmo 61 62 63 SUBROUTINE astronomic_angle 64 !!---------------------------------------------------------------------- 65 !! tj is time elapsed since 1st January 1900, 0 hour, counted in julian 66 !! century (e.g. time in days divide by 36525) 67 !!---------------------------------------------------------------------- 68 REAL(wp) :: cosI, p, q, t2, t4, sin2I, s2, tgI2, P1, sh_tgn2, at1, at2 69 REAL(wp) :: zqy , zsy, zday, zdj, zhfrac 70 !!---------------------------------------------------------------------- 71 ! 72 zqy = AINT( (nyear-1901.)/4. ) 73 zsy = nyear - 1900. 74 ! 75 zdj = dayjul( nyear, nmonth, nday ) 76 zday = zdj + zqy - 1. 77 ! 78 zhfrac = nsec_day / 3600. 79 ! 80 !---------------------------------------------------------------------- 81 ! Sh_n Longitude of ascending lunar node 82 !---------------------------------------------------------------------- 83 sh_N=(259.1560564-19.328185764*zsy-.0529539336*zday-.0022064139*zhfrac)*rad 84 !---------------------------------------------------------------------- 85 ! T mean solar angle (Greenwhich time) 86 !---------------------------------------------------------------------- 87 sh_T=(180.+zhfrac*(360./24.))*rad 88 !---------------------------------------------------------------------- 89 ! h mean solar Longitude 90 !---------------------------------------------------------------------- 91 sh_h=(280.1895014-.238724988*zsy+.9856473288*zday+.0410686387*zhfrac)*rad 92 !---------------------------------------------------------------------- 93 ! s mean lunar Longitude 94 !---------------------------------------------------------------------- 95 sh_s=(277.0256206+129.38482032*zsy+13.176396768*zday+.549016532*zhfrac)*rad 96 !---------------------------------------------------------------------- 97 ! p1 Longitude of solar perigee 98 !---------------------------------------------------------------------- 99 sh_p1=(281.2208569+.01717836*zsy+.000047064*zday+.000001961*zhfrac)*rad 100 !---------------------------------------------------------------------- 101 ! p Longitude of lunar perigee 102 !---------------------------------------------------------------------- 103 sh_p=(334.3837214+40.66246584*zsy+.111404016*zday+.004641834*zhfrac)*rad 104 105 sh_N = MOD( sh_N ,2*rpi ) 106 sh_s = MOD( sh_s ,2*rpi ) 107 sh_h = MOD( sh_h, 2*rpi ) 108 sh_p = MOD( sh_p, 2*rpi ) 109 sh_p1= MOD( sh_p1,2*rpi ) 110 111 cosI = 0.913694997 -0.035692561 *cos(sh_N) 112 113 sh_I = ACOS( cosI ) 114 115 sin2I = sin(sh_I) 116 sh_tgn2 = tan(sh_N/2.0) 117 118 at1=atan(1.01883*sh_tgn2) 119 at2=atan(0.64412*sh_tgn2) 120 121 sh_xi=-at1-at2+sh_N 122 123 IF( sh_N > rpi ) sh_xi=sh_xi-2.0*rpi 124 125 sh_nu = at1 - at2 126 127 !---------------------------------------------------------------------- 128 ! For constituents l2 k1 k2 129 !---------------------------------------------------------------------- 130 131 tgI2 = tan(sh_I/2.0) 132 P1 = sh_p-sh_xi 133 134 t2 = tgI2*tgI2 135 t4 = t2*t2 136 sh_x1ra = sqrt( 1.0-12.0*t2*cos(2.0*P1)+36.0*t4 ) 137 138 p = sin(2.0*P1) 139 q = 1.0/(6.0*t2)-cos(2.0*P1) 140 sh_R = atan(p/q) 141 142 p = sin(2.0*sh_I)*sin(sh_nu) 143 q = sin(2.0*sh_I)*cos(sh_nu)+0.3347 144 sh_nuprim = atan(p/q) 145 146 s2 = sin(sh_I)*sin(sh_I) 147 p = s2*sin(2.0*sh_nu) 148 q = s2*cos(2.0*sh_nu)+0.0727 149 sh_nusec = 0.5*atan(p/q) 150 ! 151 END SUBROUTINE astronomic_angle 152 153 154 SUBROUTINE tide_pulse( pomega, ktide ,kc ) 155 !!---------------------------------------------------------------------- 156 !! *** ROUTINE tide_pulse *** 157 !! 158 !! ** Purpose : Compute tidal frequencies 159 !!---------------------------------------------------------------------- 160 INTEGER , INTENT(in ) :: kc ! Total number of tidal constituents 161 INTEGER , DIMENSION(kc), INTENT(in ) :: ktide ! Indice of tidal constituents 162 REAL(wp), DIMENSION(kc), INTENT(out) :: pomega ! pulsation in radians/s 163 ! 164 INTEGER :: jh 165 REAL(wp) :: zscale 166 REAL(wp) :: zomega_T = 13149000.0_wp 167 REAL(wp) :: zomega_s = 481267.892_wp 168 REAL(wp) :: zomega_h = 36000.76892_wp 169 REAL(wp) :: zomega_p = 4069.0322056_wp 170 REAL(wp) :: zomega_n = 1934.1423972_wp 171 REAL(wp) :: zomega_p1= 1.719175_wp 172 !!---------------------------------------------------------------------- 173 ! 174 zscale = rad / ( 36525._wp * 86400._wp ) 175 ! 176 DO jh = 1, kc 177 pomega(jh) = ( zomega_T * Wave( ktide(jh) )%nT & 178 & + zomega_s * Wave( ktide(jh) )%ns & 179 & + zomega_h * Wave( ktide(jh) )%nh & 180 & + zomega_p * Wave( ktide(jh) )%np & 181 & + zomega_p1* Wave( ktide(jh) )%np1 ) * zscale 182 END DO 183 ! 184 END SUBROUTINE tide_pulse 185 186 187 SUBROUTINE tide_vuf( pvt, put, pcor, ktide ,kc ) 188 !!---------------------------------------------------------------------- 189 !! *** ROUTINE tide_vuf *** 190 !! 191 !! ** Purpose : Compute nodal modulation corrections 192 !! 193 !! ** Outputs : vt: Phase of tidal potential relative to Greenwich (radians) 194 !! ut: Phase correction u due to nodal motion (radians) 195 !! ft: Nodal correction factor 196 !!---------------------------------------------------------------------- 197 INTEGER , INTENT(in ) :: kc ! Total number of tidal constituents 198 INTEGER , DIMENSION(kc), INTENT(in ) :: ktide ! Indice of tidal constituents 199 REAL(wp), DIMENSION(kc), INTENT(out) :: pvt, put, pcor ! 200 ! 201 INTEGER :: jh ! dummy loop index 202 !!---------------------------------------------------------------------- 203 ! 204 DO jh = 1, kc 205 ! Phase of the tidal potential relative to the Greenwhich 206 ! meridian (e.g. the position of the fictuous celestial body). Units are radian: 207 pvt(jh) = sh_T * Wave( ktide(jh) )%nT & 208 & + sh_s * Wave( ktide(jh) )%ns & 209 & + sh_h * Wave( ktide(jh) )%nh & 210 & + sh_p * Wave( ktide(jh) )%np & 211 & + sh_p1* Wave( ktide(jh) )%np1 & 212 & + Wave( ktide(jh) )%shift * rad 213 ! 214 ! Phase correction u due to nodal motion. Units are radian: 215 put(jh) = sh_xi * Wave( ktide(jh) )%nksi & 216 & + sh_nu * Wave( ktide(jh) )%nnu0 & 217 & + sh_nuprim * Wave( ktide(jh) )%nnu1 & 218 & + sh_nusec * Wave( ktide(jh) )%nnu2 & 219 & + sh_R * Wave( ktide(jh) )%R 220 221 ! Nodal correction factor: 222 pcor(jh) = nodal_factort( Wave( ktide(jh) )%nformula ) 223 END DO 224 ! 225 END SUBROUTINE tide_vuf 226 227 228 RECURSIVE FUNCTION nodal_factort( kformula ) RESULT( zf ) 229 !!---------------------------------------------------------------------- 230 !!---------------------------------------------------------------------- 231 INTEGER, INTENT(in) :: kformula 232 ! 233 REAL(wp) :: zf 234 REAL(wp) :: zs, zf1, zf2 235 !!---------------------------------------------------------------------- 236 ! 237 SELECT CASE( kformula ) 238 ! 239 CASE( 0 ) !== formule 0, solar waves 240 zf = 1.0 241 ! 242 CASE( 1 ) !== formule 1, compound waves (78 x 78) 243 zf=nodal_factort(78) 244 zf = zf * zf 245 ! 246 CASE ( 2 ) !== formule 2, compound waves (78 x 0) === (78) 247 zf1= nodal_factort(78) 248 zf = nodal_factort( 0) 249 zf = zf1 * zf 244 250 ! 245 ! Phase correction u due to nodal motion. Units are radian: 246 put(jh) = sh_xi *Wave(ktide(jh))%nksi & 247 +sh_nu *Wave(ktide(jh))%nnu0 & 248 +sh_nuprim*Wave(ktide(jh))%nnu1 & 249 +sh_nusec *Wave(ktide(jh))%nnu2 & 250 +sh_R *Wave(ktide(jh))%R 251 252 ! Nodal correction factor: 253 pcor(jh) = nodal_factort(Wave(ktide(jh))%nformula) 254 END DO 255 256 END SUBROUTINE tide_vuf 257 258 recursive function nodal_factort(kformula) result (zf) 259 !!---------------------------------------------------------------------- 260 INTEGER, INTENT(IN) :: kformula 261 REAL(wp) :: zf 262 REAL(wp) :: zs,zf1,zf2 263 264 SELECT CASE (kformula) 265 266 !! formule 0, solar waves 267 268 case ( 0 ) 269 zf=1.0 270 271 !! formule 1, compound waves (78 x 78) 272 273 case ( 1 ) 274 zf=nodal_factort(78) 275 zf=zf*zf 276 277 !! formule 2, compound waves (78 x 0) === (78) 278 279 case ( 2 ) 280 zf1=nodal_factort(78) 281 zf=nodal_factort(0) 282 zf=zf1*zf 283 284 !! formule 4, compound waves (78 x 235) 285 286 case ( 4 ) 287 zf1=nodal_factort(78) 288 zf=nodal_factort(235) 289 zf=zf1*zf 290 291 !! formule 5, compound waves (78 *78 x 235) 292 293 case ( 5 ) 294 zf1=nodal_factort(78) 295 zf=nodal_factort(235) 296 zf=zf*zf1*zf1 297 298 !! formule 6, compound waves (78 *78 x 0) 299 300 case ( 6 ) 301 zf1=nodal_factort(78) 302 zf=nodal_factort(0) 303 zf=zf*zf1*zf1 304 305 !! formule 7, compound waves (75 x 75) 306 307 case ( 7 ) 308 zf=nodal_factort(75) 309 zf=zf*zf 310 311 !! formule 8, compound waves (78 x 0 x 235) 312 313 case ( 8 ) 314 zf=nodal_factort(78) 315 zf1=nodal_factort(0) 316 zf2=nodal_factort(235) 317 zf=zf*zf1*zf2 318 319 !! formule 9, compound waves (78 x 0 x 227) 320 321 case ( 9 ) 322 zf=nodal_factort(78) 323 zf1=nodal_factort(0) 324 zf2=nodal_factort(227) 325 zf=zf*zf1*zf2 326 327 !! formule 10, compound waves (78 x 227) 328 329 case ( 10 ) 330 zf=nodal_factort(78) 331 zf1=nodal_factort(227) 332 zf=zf*zf1 333 334 !! formule 11, compound waves (75 x 0) 335 336 case ( 11 ) 337 zf=nodal_factort(75) 338 zf=nodal_factort(0) 339 zf=zf*zf1 340 341 !! formule 12, compound waves (78 x 78 x 78 x 0) 342 343 case ( 12 ) 344 zf1=nodal_factort(78) 345 zf=nodal_factort(0) 346 zf=zf*zf1*zf1*zf1 347 348 !! formule 13, compound waves (78 x 75) 349 350 case ( 13 ) 351 zf1=nodal_factort(78) 352 zf=nodal_factort(75) 353 zf=zf*zf1 354 355 !! formule 14, compound waves (235 x 0) === (235) 356 357 case ( 14 ) 358 zf=nodal_factort(235) 359 zf1=nodal_factort(0) 360 zf=zf*zf1 361 362 !! formule 15, compound waves (235 x 75) 363 364 case ( 15 ) 365 zf=nodal_factort(235) 366 zf1=nodal_factort(75) 367 zf=zf*zf1 368 369 !! formule 16, compound waves (78 x 0 x 0) === (78) 370 371 case ( 16 ) 372 zf=nodal_factort(78) 373 zf1=nodal_factort(0) 374 zf=zf*zf1*zf1 375 376 !! formule 17, compound waves (227 x 0) 377 378 case ( 17 ) 379 zf1=nodal_factort(227) 380 zf=nodal_factort(0) 381 zf=zf*zf1 382 383 !! formule 18, compound waves (78 x 78 x 78 ) 384 385 case ( 18 ) 386 zf1=nodal_factort(78) 387 zf=zf1*zf1*zf1 388 389 !! formule 19, compound waves (78 x 0 x 0 x 0) === (78) 390 391 case ( 19 ) 392 zf=nodal_factort(78) 393 zf1=nodal_factort(0) 394 zf=zf*zf1*zf1 395 396 !! formule 73 397 398 case ( 73 ) 399 zs=sin(sh_I) 400 zf=(2./3.-zs*zs)/0.5021 401 402 !! formule 74 403 404 case ( 74 ) 405 zs=sin(sh_I) 406 zf=zs*zs/0.1578 407 408 !! formule 75 409 410 case ( 75 ) 411 zs=cos (sh_I/2) 412 zf=sin (sh_I)*zs*zs/0.3800 413 414 !! formule 76 415 416 case ( 76 ) 417 zf=sin (2*sh_I)/0.7214 418 419 !! formule 77 420 421 case ( 77 ) 422 zs=sin (sh_I/2) 423 zf=sin (sh_I)*zs*zs/0.0164 424 425 !! formule 78 426 427 case ( 78 ) 428 zs=cos (sh_I/2) 429 zf=zs*zs*zs*zs/0.9154 430 431 !! formule 79 432 433 case ( 79 ) 434 zs=sin(sh_I) 435 zf=zs*zs/0.1565 436 437 !! formule 144 438 439 case ( 144 ) 440 zs=sin (sh_I/2) 441 zf=(1-10*zs*zs+15*zs*zs*zs*zs)*cos(sh_I/2)/0.5873 442 443 !! formule 149 444 445 case ( 149 ) 446 zs=cos (sh_I/2) 447 zf=zs*zs*zs*zs*zs*zs/0.8758 448 449 !! formule 215 450 451 case ( 215 ) 452 zs=cos (sh_I/2) 453 zf=zs*zs*zs*zs/0.9154*sh_x1ra 454 455 !! formule 227 456 457 case ( 227 ) 458 zs=sin (2*sh_I) 459 zf=sqrt (0.8965*zs*zs+0.6001*zs*cos (sh_nu)+0.1006) 460 461 !! formule 235 462 463 case ( 235 ) 464 zs=sin (sh_I) 465 zf=sqrt (19.0444*zs*zs*zs*zs+2.7702*zs*zs*cos (2*sh_nu)+.0981) 466 467 END SELECT 468 469 end function nodal_factort 470 471 function dayjul(kyr,kmonth,kday) 472 ! 473 !*** THIS ROUTINE COMPUTES THE JULIAN DAY (AS A REAL VARIABLE) 474 ! 475 INTEGER,INTENT(IN) :: kyr,kmonth,kday 476 INTEGER,DIMENSION(12) :: idayt,idays 477 INTEGER :: inc,ji 478 REAL(wp) :: dayjul,zyq 479 480 DATA idayt/0.,31.,59.,90.,120.,151.,181.,212.,243.,273.,304.,334./ 481 idays(1)=0. 482 idays(2)=31. 483 inc=0. 484 zyq=MOD((kyr-1900.),4.) 485 IF(zyq .eq. 0.) inc=1. 486 DO ji=3,12 487 idays(ji)=idayt(ji)+inc 488 END DO 489 dayjul=idays(kmonth)+kday 490 491 END FUNCTION dayjul 492 251 CASE ( 4 ) !== formule 4, compound waves (78 x 235) 252 zf1 = nodal_factort( 78) 253 zf = nodal_factort(235) 254 zf = zf1 * zf 255 ! 256 CASE ( 5 ) !== formule 5, compound waves (78 *78 x 235) 257 zf1 = nodal_factort( 78) 258 zf = nodal_factort(235) 259 zf = zf * zf1 * zf1 260 ! 261 CASE ( 6 ) !== formule 6, compound waves (78 *78 x 0) 262 zf1 = nodal_factort(78) 263 zf = nodal_factort( 0) 264 zf = zf * zf1 * zf1 265 ! 266 CASE( 7 ) !== formule 7, compound waves (75 x 75) 267 zf = nodal_factort(75) 268 zf = zf * zf 269 ! 270 CASE( 8 ) !== formule 8, compound waves (78 x 0 x 235) 271 zf = nodal_factort( 78) 272 zf1 = nodal_factort( 0) 273 zf2 = nodal_factort(235) 274 zf = zf * zf1 * zf2 275 ! 276 CASE( 9 ) !== formule 9, compound waves (78 x 0 x 227) 277 zf = nodal_factort( 78) 278 zf1 = nodal_factort( 0) 279 zf2 = nodal_factort(227) 280 zf = zf * zf1 * zf2 281 ! 282 CASE( 10 ) !== formule 10, compound waves (78 x 227) 283 zf = nodal_factort( 78) 284 zf1 = nodal_factort(227) 285 zf = zf * zf1 286 ! 287 CASE( 11 ) !== formule 11, compound waves (75 x 0) 288 !!gm bug???? zf 2 fois ! 289 zf = nodal_factort(75) 290 zf = nodal_factort( 0) 291 zf = zf * zf1 292 ! 293 CASE( 12 ) !== formule 12, compound waves (78 x 78 x 78 x 0) 294 zf1 = nodal_factort(78) 295 zf = nodal_factort( 0) 296 zf = zf * zf1 * zf1 * zf1 297 ! 298 CASE( 13 ) !== formule 13, compound waves (78 x 75) 299 zf1 = nodal_factort(78) 300 zf = nodal_factort(75) 301 zf = zf * zf1 302 ! 303 CASE( 14 ) !== formule 14, compound waves (235 x 0) === (235) 304 zf = nodal_factort(235) 305 zf1 = nodal_factort( 0) 306 zf = zf * zf1 307 ! 308 CASE( 15 ) !== formule 15, compound waves (235 x 75) 309 zf = nodal_factort(235) 310 zf1 = nodal_factort( 75) 311 zf = zf * zf1 312 ! 313 CASE( 16 ) !== formule 16, compound waves (78 x 0 x 0) === (78) 314 zf = nodal_factort(78) 315 zf1 = nodal_factort( 0) 316 zf = zf * zf1 * zf1 317 ! 318 CASE( 17 ) !== formule 17, compound waves (227 x 0) 319 zf1 = nodal_factort(227) 320 zf = nodal_factort( 0) 321 zf = zf * zf1 322 ! 323 CASE( 18 ) !== formule 18, compound waves (78 x 78 x 78 ) 324 zf1 = nodal_factort(78) 325 zf = zf1 * zf1 * zf1 326 ! 327 CASE( 19 ) !== formule 19, compound waves (78 x 0 x 0 x 0) === (78) 328 !!gm bug2 ==>>> here identical to formule 16, a third multiplication by zf1 is missing 329 zf = nodal_factort(78) 330 zf1 = nodal_factort( 0) 331 zf = zf * zf1 * zf1 332 ! 333 CASE( 73 ) !== formule 73 334 zs = sin(sh_I) 335 zf = (2./3.-zs*zs)/0.5021 336 ! 337 CASE( 74 ) !== formule 74 338 zs = sin(sh_I) 339 zf = zs * zs / 0.1578 340 ! 341 CASE( 75 ) !== formule 75 342 zs = cos(sh_I/2) 343 zf = sin(sh_I) * zs * zs / 0.3800 344 ! 345 CASE( 76 ) !== formule 76 346 zf = sin(2*sh_I) / 0.7214 347 ! 348 CASE( 77 ) !== formule 77 349 zs = sin(sh_I/2) 350 zf = sin(sh_I) * zs * zs / 0.0164 351 ! 352 CASE( 78 ) !== formule 78 353 zs = cos(sh_I/2) 354 zf = zs * zs * zs * zs / 0.9154 355 ! 356 CASE( 79 ) !== formule 79 357 zs = sin(sh_I) 358 zf = zs * zs / 0.1565 359 ! 360 CASE( 144 ) !== formule 144 361 zs = sin(sh_I/2) 362 zf = ( 1-10*zs*zs+15*zs*zs*zs*zs ) * cos(sh_I/2) / 0.5873 363 ! 364 CASE( 149 ) !== formule 149 365 zs = cos(sh_I/2) 366 zf = zs*zs*zs*zs*zs*zs / 0.8758 367 ! 368 CASE( 215 ) !== formule 215 369 zs = cos(sh_I/2) 370 zf = zs*zs*zs*zs / 0.9154 * sh_x1ra 371 ! 372 CASE( 227 ) !== formule 227 373 zs = sin(2*sh_I) 374 zf = sqrt( 0.8965*zs*zs+0.6001*zs*cos (sh_nu)+0.1006 ) 375 ! 376 CASE ( 235 ) !== formule 235 377 zs = sin(sh_I) 378 zf = sqrt( 19.0444*zs*zs*zs*zs + 2.7702*zs*zs*cos(2*sh_nu) + .0981 ) 379 ! 380 END SELECT 381 ! 382 END FUNCTION nodal_factort 383 384 385 FUNCTION dayjul( kyr, kmonth, kday ) 386 !!---------------------------------------------------------------------- 387 !! *** THIS ROUTINE COMPUTES THE JULIAN DAY (AS A REAL VARIABLE) 388 !!---------------------------------------------------------------------- 389 INTEGER,INTENT(in) :: kyr, kmonth, kday 390 ! 391 INTEGER,DIMENSION(12) :: idayt, idays 392 INTEGER :: inc, ji 393 REAL(wp) :: dayjul, zyq 394 ! 395 DATA idayt/0.,31.,59.,90.,120.,151.,181.,212.,243.,273.,304.,334./ 396 !!---------------------------------------------------------------------- 397 ! 398 idays(1) = 0. 399 idays(2) = 31. 400 inc = 0. 401 zyq = MOD( kyr-1900. , 4. ) 402 IF( zyq == 0.) inc = 1. 403 DO ji = 3, 12 404 idays(ji)=idayt(ji)+inc 405 END DO 406 dayjul = idays(kmonth) + kday 407 ! 408 END FUNCTION dayjul 409 410 !!====================================================================== 493 411 END MODULE tide_mod
Note: See TracChangeset
for help on using the changeset viewer.