- Timestamp:
- 2010-06-15T12:28:20+02:00 (14 years ago)
- File:
-
- 1 edited
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trunk/NEMO/OPA_SRC/DOM/phycst.F90 (modified) (5 diffs)
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trunk/NEMO/OPA_SRC/DOM/phycst.F90
r1930 r1932 4 4 !! Definition of of both ocean and ice parameters used in the code 5 5 !!===================================================================== 6 !! History : OPA ! 1990-10 (C. Levy ,G. Madec) Original code7 !! ! 1991-11 (G. Madec, M. Imbard)8 !! NEMO1.0 ! 2002-08 (G. Madec, C. Ethe) F90, add ice constants6 !! History : OPA ! 1990-10 (C. Levy - G. Madec) Original code 7 !! 8.1 ! 1991-11 (G. Madec, M. Imbard) cosmetic changes 8 !! NEMO 1.0 ! 2002-08 (G. Madec, C. Ethe) F90, add ice constants 9 9 !! - ! 2006-08 (G. Madec) style 10 !! 3.2 ! 2006-08 (S. Masson, G. Madec) suppress useless variables + style 10 11 !!---------------------------------------------------------------------- 11 12 … … 23 24 REAL(wp), PUBLIC :: rpi = 3.141592653589793_wp !: pi 24 25 REAL(wp), PUBLIC :: rad = 3.141592653589793_wp / 180._wp !: conversion from degre into radian 25 REAL(wp), PUBLIC :: rsmall = 0.5 * EPSILON( 1. )!: smallest real computer value26 REAL(wp), PUBLIC :: rsmall = 0.5 * EPSILON( 1.e0 ) !: smallest real computer value 26 27 27 REAL(wp), PUBLIC :: & !: 28 rday = 24.*60.*60. , & !: day (s) 29 rsiyea , & !: sideral year (s) 30 rsiday , & !: sideral day (s) 31 raamo = 12._wp , & !: number of months in one year 32 rjjhh = 24._wp , & !: number of hours in one day 33 rhhmm = 60._wp , & !: number of minutes in one hour 34 rmmss = 60._wp , & !: number of seconds in one minute 35 !!! omega = 7.292115083046061e-5_wp , & !: change the last digit! 36 omega , & !: earth rotation parameter 37 ra = 6371229._wp , & !: earth radius (meter) 38 grav = 9.80665_wp !: gravity (m/s2) 28 REAL(wp), PUBLIC :: rday = 24.*60.*60. !: day (s) 29 REAL(wp), PUBLIC :: rsiyea !: sideral year (s) 30 REAL(wp), PUBLIC :: rsiday !: sideral day (s) 31 REAL(wp), PUBLIC :: raamo = 12._wp !: number of months in one year 32 REAL(wp), PUBLIC :: rjjhh = 24._wp !: number of hours in one day 33 REAL(wp), PUBLIC :: rhhmm = 60._wp !: number of minutes in one hour 34 REAL(wp), PUBLIC :: rmmss = 60._wp !: number of seconds in one minute 35 !! REAL(wp), PUBLIC :: omega = 7.292115083046061e-5_wp , & !: change the last digit! 36 REAL(wp), PUBLIC :: omega !: earth rotation parameter 37 REAL(wp), PUBLIC :: ra = 6371229._wp !: earth radius (meter) 38 REAL(wp), PUBLIC :: grav = 9.80665_wp !: gravity (m/s2) 39 39 40 REAL(wp), PUBLIC :: & !: 41 rtt = 273.16_wp , & !: triple point of temperature (Kelvin) 42 rt0 = 273.15_wp , & !: freezing point of water (Kelvin) 40 REAL(wp), PUBLIC :: rtt = 273.16_wp !: triple point of temperature (Kelvin) 41 REAL(wp), PUBLIC :: rt0 = 273.15_wp !: freezing point of water (Kelvin) 43 42 #if defined key_lim3 44 rt0_snow = 273.16_wp , &!: melting point of snow (Kelvin)45 rt0_ice = 273.16_wp , &!: melting point of ice (Kelvin)43 REAL(wp), PUBLIC :: rt0_snow = 273.16_wp !: melting point of snow (Kelvin) 44 REAL(wp), PUBLIC :: rt0_ice = 273.16_wp !: melting point of ice (Kelvin) 46 45 #else 47 rt0_snow = 273.15_wp , &!: melting point of snow (Kelvin)48 rt0_ice = 273.05_wp , &!: melting point of ice (Kelvin)46 REAL(wp), PUBLIC :: rt0_snow = 273.15_wp !: melting point of snow (Kelvin) 47 REAL(wp), PUBLIC :: rt0_ice = 273.05_wp !: melting point of ice (Kelvin) 49 48 #endif 50 rau0 = 1035._wp , & !: volumic mass of reference (kg/m3)51 rcp = 4.e+3_wp, & !: ocean specific heat52 ro0cpr !: = 1. / ( rau0 * rcp )53 49 54 REAL(wp), PUBLIC :: & !: 50 REAL(wp), PUBLIC :: rau0 = 1020._wp !: reference volumic mass (density) (kg/m3) 51 REAL(wp), PUBLIC :: rau0r !: reference specific volume (m3/kg) 52 REAL(wp), PUBLIC :: rcp = 4.e+3_wp !: ocean specific heat 53 REAL(wp), PUBLIC :: ro0cpr !: = 1. / ( rau0 * rcp ) 54 55 55 #if defined key_lim3 56 rcdsn = 0.31_wp , &!: thermal conductivity of snow57 rcdic = 2.034396_wp , &!: thermal conductivity of fresh ice58 cpic = 2067.0 , &59 lsub = 2.834e+6 , &!: pure ice latent heat of sublimation (J.kg-1)60 lfus = 0.334e+6 , &!: latent heat of fusion of fresh ice (J.kg-1)61 rhoic = 917._wp , &!: volumic mass of sea ice (kg/m3)62 tmut = 0.054 , &!: decrease of seawater meltpoint with salinity56 REAL(wp), PUBLIC :: rcdsn = 0.31_wp !: thermal conductivity of snow 57 REAL(wp), PUBLIC :: rcdic = 2.034396_wp !: thermal conductivity of fresh ice 58 REAL(wp), PUBLIC :: cpic = 2067.0 !: specific heat of sea ice 59 REAL(wp), PUBLIC :: lsub = 2.834e+6 !: pure ice latent heat of sublimation (J.kg-1) 60 REAL(wp), PUBLIC :: lfus = 0.334e+6 !: latent heat of fusion of fresh ice (J.kg-1) 61 REAL(wp), PUBLIC :: rhoic = 917._wp !: volumic mass of sea ice (kg/m3) 62 REAL(wp), PUBLIC :: tmut = 0.054 !: decrease of seawater meltpoint with salinity 63 63 #else 64 rcdsn = 0.22_wp , & !: conductivity of the snow 65 rcdic = 2.034396_wp , & !: conductivity of the ice 66 rcpsn = 6.9069e+5_wp, & !: density times specific heat for snow 67 rcpic = 1.8837e+6_wp, & !: volumetric latent heat fusion of sea ice 68 lfus = 0.3337e+6 , & !: latent heat of fusion of fresh ice (J.kg-1) 69 xlsn = 110.121e+6_wp , & !: = lfus * rhosn, volumetric latent heat fusion of snow 70 xlic = 300.33e+6_wp , & !: = lfus * rhosn, volumetric latent heat fusion of ice 71 xsn = 2.8e+6 , & !: latent heat of sublimation of snow 72 rhoic = 900._wp , & !: volumic mass of sea ice (kg/m3) 64 REAL(wp), PUBLIC :: rcdsn = 0.22_wp !: conductivity of the snow 65 REAL(wp), PUBLIC :: rcdic = 2.034396_wp !: conductivity of the ice 66 REAL(wp), PUBLIC :: rcpsn = 6.9069e+5_wp !: density times specific heat for snow 67 REAL(wp), PUBLIC :: rcpic = 1.8837e+6_wp !: volumetric latent heat fusion of sea ice 68 REAL(wp), PUBLIC :: xlsn = 110.121e+6_wp !: volumetric latent heat fusion of snow 69 REAL(wp), PUBLIC :: xlic = 300.33e+6_wp !: volumetric latent heat fusion of ice 70 REAL(wp), PUBLIC :: xsn = 2.8e+6 !: latent heat of sublimation of snow 71 REAL(wp), PUBLIC :: rhoic = 900._wp !: volumic mass of sea ice (kg/m3) 73 72 #endif 74 rhosn = 330._wp , &!: volumic mass of snow (kg/m3)75 emic = 0.97_wp , &!: emissivity of snow or ice76 sice = 6.0_wp , & !:salinity of ice (psu)77 soce = 34.7_wp , & !:salinity of sea (psu)78 cevap = 2.5e+6_wp , &!: latent heat of evaporation (water)79 srgamma = 0.9_wp , &!: correction factor for solar radiation (Oberhuber, 1974)80 vkarmn = 0.4_wp , &!: von Karman constant81 stefan = 5.67e-8_wp!: Stefan-Boltzmann constant82 83 !! NEMO/OPA 3.2 , LOCEAN-IPSL (2010)84 85 86 73 REAL(wp), PUBLIC :: rhosn = 330._wp !: volumic mass of snow (kg/m3) 74 REAL(wp), PUBLIC :: emic = 0.97_wp !: emissivity of snow or ice 75 REAL(wp), PUBLIC :: sice = 6.0_wp !: reference salinity of ice (psu) 76 REAL(wp), PUBLIC :: soce = 34.7_wp !: reference salinity of sea (psu) 77 REAL(wp), PUBLIC :: cevap = 2.5e+6_wp !: latent heat of evaporation (water) 78 REAL(wp), PUBLIC :: srgamma = 0.9_wp !: correction factor for solar radiation (Oberhuber, 1974) 79 REAL(wp), PUBLIC :: vkarmn = 0.4_wp !: von Karman constant 80 REAL(wp), PUBLIC :: stefan = 5.67e-8_wp !: Stefan-Boltzmann constant 81 !!---------------------------------------------------------------------- 82 !! NEMO/OPA 3.2 , LOCEAN-IPSL (2009) 83 !! $Id$ 84 !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) 85 !!---------------------------------------------------------------------- 87 86 88 87 CONTAINS … … 97 96 !!---------------------------------------------------------------------- 98 97 99 IF(lwp) WRITE(numout,*) 100 IF(lwp) WRITE(numout,*) ' phy_cst : initialization of ocean parameters and constants' 101 IF(lwp) WRITE(numout,*) ' ~~~~~~~' 98 ! ! Define additional parameters 99 rsiyea = 365.25 * rday * 2. * rpi / 6.283076 100 rsiday = rday / ( 1. + rday / rsiyea ) 101 omega = 2. * rpi / rsiday 102 102 103 ! Ocean Parameters 104 ! ---------------- 105 IF(lwp) THEN 103 rau0r = 1. / rau0 104 ro0cpr = 1. / ( rau0 * rcp ) 105 106 107 IF(lwp) THEN ! control print 108 WRITE(numout,*) 109 WRITE(numout,*) ' phy_cst : initialization of ocean parameters and constants' 110 WRITE(numout,*) ' ~~~~~~~' 106 111 WRITE(numout,*) ' Domain info' 107 112 WRITE(numout,*) ' dimension of model' … … 116 121 WRITE(numout,*) ' jpnij : ', jpnij 117 122 WRITE(numout,*) ' lateral domain boundary condition type : jperio = ', jperio 118 ENDIF 119 120 ! Define constants 121 ! ---------------- 122 IF(lwp) WRITE(numout,*) 123 IF(lwp) WRITE(numout,*) ' Constants' 124 125 IF(lwp) WRITE(numout,*) 126 IF(lwp) WRITE(numout,*) ' mathematical constant rpi = ', rpi 127 128 rsiyea = 365.25 * rday * 2. * rpi / 6.283076 129 rsiday = rday / ( 1. + rday / rsiyea ) 130 omega = 2. * rpi / rsiday 131 IF(lwp) WRITE(numout,*) 132 IF(lwp) WRITE(numout,*) ' day rday = ', rday, ' s' 133 IF(lwp) WRITE(numout,*) ' sideral year rsiyea = ', rsiyea, ' s' 134 IF(lwp) WRITE(numout,*) ' sideral day rsiday = ', rsiday, ' s' 135 IF(lwp) WRITE(numout,*) ' omega omega = ', omega, ' s-1' 136 137 IF(lwp) WRITE(numout,*) 138 IF(lwp) WRITE(numout,*) ' nb of months per year raamo = ', raamo, ' months' 139 IF(lwp) WRITE(numout,*) ' nb of hours per day rjjhh = ', rjjhh, ' hours' 140 IF(lwp) WRITE(numout,*) ' nb of minutes per hour rhhmm = ', rhhmm, ' mn' 141 IF(lwp) WRITE(numout,*) ' nb of seconds per minute rmmss = ', rmmss, ' s' 142 143 IF(lwp) WRITE(numout,*) 144 IF(lwp) WRITE(numout,*) ' earth radius ra = ', ra, ' m' 145 IF(lwp) WRITE(numout,*) ' gravity grav = ', grav , ' m/s^2' 146 147 IF(lwp) WRITE(numout,*) 148 IF(lwp) WRITE(numout,*) ' triple point of temperature rtt = ', rtt , ' K' 149 IF(lwp) WRITE(numout,*) ' freezing point of water rt0 = ', rt0 , ' K' 150 IF(lwp) WRITE(numout,*) ' melting point of snow rt0_snow = ', rt0_snow, ' K' 151 IF(lwp) WRITE(numout,*) ' melting point of ice rt0_ice = ', rt0_ice , ' K' 152 153 ro0cpr = 1. / ( rau0 * rcp ) 154 IF(lwp) WRITE(numout,*) 155 IF(lwp) WRITE(numout,*) ' volumic mass of reference rau0 = ', rau0, ' kg/m^3' 156 IF(lwp) WRITE(numout,*) ' ocean specific heat rcp = ', rcp 157 IF(lwp) WRITE(numout,*) ' 1. / ( rau0 * rcp ) = ro0cpr = ', ro0cpr 158 159 #if defined key_lim3 160 xlsn = lfus * rhosn ! volumetric latent heat fusion of snow [J/m3] 161 #else 162 lfus = xlsn / rhosn ! latent heat of fusion of fresh ice 163 #endif 164 165 IF(lwp) THEN 123 WRITE(numout,*) 124 WRITE(numout,*) ' Constants' 125 WRITE(numout,*) 126 WRITE(numout,*) ' mathematical constant rpi = ', rpi 127 WRITE(numout,*) ' day rday = ', rday, ' s' 128 WRITE(numout,*) ' sideral year rsiyea = ', rsiyea, ' s' 129 WRITE(numout,*) ' sideral day rsiday = ', rsiday, ' s' 130 WRITE(numout,*) ' omega omega = ', omega, ' s-1' 131 WRITE(numout,*) 132 WRITE(numout,*) ' nb of months per year raamo = ', raamo, ' months' 133 WRITE(numout,*) ' nb of hours per day rjjhh = ', rjjhh, ' hours' 134 WRITE(numout,*) ' nb of minutes per hour rhhmm = ', rhhmm, ' mn' 135 WRITE(numout,*) ' nb of seconds per minute rmmss = ', rmmss, ' s' 136 WRITE(numout,*) 137 WRITE(numout,*) ' earth radius ra = ', ra, ' m' 138 WRITE(numout,*) ' gravity grav = ', grav , ' m/s^2' 139 WRITE(numout,*) 140 WRITE(numout,*) ' triple point of temperature rtt = ', rtt , ' K' 141 WRITE(numout,*) ' freezing point of water rt0 = ', rt0 , ' K' 142 WRITE(numout,*) ' melting point of snow rt0_snow = ', rt0_snow, ' K' 143 WRITE(numout,*) ' melting point of ice rt0_ice = ', rt0_ice , ' K' 144 WRITE(numout,*) 145 WRITE(numout,*) ' ocean reference volumic mass rau0 = ', rau0 , ' kg/m^3' 146 WRITE(numout,*) ' ocean reference specific volume rau0r = ', rau0r, ' m^3/Kg' 147 WRITE(numout,*) ' ocean specific heat rcp = ', rcp 148 WRITE(numout,*) ' 1. / ( rau0 * rcp ) = ro0cpr = ', ro0cpr 166 149 WRITE(numout,*) 167 150 WRITE(numout,*) ' thermal conductivity of the snow = ', rcdsn , ' J/s/m/K' … … 187 170 WRITE(numout,*) ' von Karman constant = ', vkarmn 188 171 WRITE(numout,*) ' Stefan-Boltzmann constant = ', stefan , ' J/s/m^2/K^4' 189 190 172 WRITE(numout,*) 191 173 WRITE(numout,*) ' conversion: degre ==> radian rad = ', rad 192 193 174 WRITE(numout,*) 194 175 WRITE(numout,*) ' smallest real computer value rsmall = ', rsmall
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