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params.F File Reference

params_mod defines physical constants and smoothing coefficients More...

Go to the source code of this file.

Variables

real, parameter params_mod::a2 =17.2693882
 Constant used to parameterize specific humidity at 2m in WRFPOST: qs=pq0/p*exp(a2*(t-a3)/(t-a4))
 
real, parameter params_mod::a3 =273.16
 Constant used to parameterize specific humidity at 2m in WRFPOST: qs=pq0/p*exp(a2*(t-a3)/(t-a4))
 
real, parameter params_mod::a4 =35.86
 Constant used to parameterize specific humidity at 2m in WRFPOST: qs=pq0/p*exp(a2*(t-a3)/(t-a4))
 
real, parameter params_mod::abscoef =8.0
 Cloud water absorption coefficient.
 
real, parameter params_mod::abscoefi =5.0
 Cloud ice absorption coefficient.
 
real, parameter params_mod::ad05 =OVERRC*D05
 Overrelaxation coefficient * 0.05.
 
real, parameter params_mod::beta =.00367
 Thermal expansion coefficient of air.
 
real, parameter params_mod::btg =BETA*G
 Beta times acceleration due to gravity.
 
real, parameter params_mod::capa =0.28589641E0
 R/Cp (universal gas constant over specific heat capacity of dry air at constant pressure)
 
real, parameter params_mod::cft0 =OVERRC-H1
 A constant calculated by subtracting H1 from OVERRC.
 
real, parameter params_mod::clfrmin =D1
 Minimum cloud fraction.
 
real, parameter params_mod::cm1 =2937.4
 Constant used in Magnus Formula to calculate saturation water vapor pressure.
 
real, parameter params_mod::cm2 =4.9283
 Constant used in Magnus Formula to calculate saturation water vapor pressure.
 
real, parameter params_mod::cm3 =23.5518
 Constant used in Magnus Formula to calculate saturation water vapor pressure.
 
real, parameter params_mod::cp =1004.6
 Specific heat capacity of dry air at constant pressure (kJ/kg-K)
 
real, parameter params_mod::cpdr =CP/RD
 CP over RD.
 
real, parameter params_mod::d00 =0.0
 Decimal form of 0.
 
real, parameter params_mod::d001 =0.001
 Decimal number - one thousandth.
 
real, parameter params_mod::d0065 =0.0065
 Decimal number 0.0065.
 
real, parameter params_mod::d01 =0.01
 Decimal number - one hundreth.
 
real, parameter params_mod::d05 =0.05
 Decimal number 0.05.
 
real, parameter params_mod::d1 =0.1
 Decimal number - one tenth.
 
real, parameter params_mod::d115 =0.115
 Decimal number 0.125.
 
real, parameter params_mod::d125 =.125
 Decimal number 0.125.
 
real, parameter params_mod::d25 =0.25
 Decimal number 0.25.
 
real, parameter params_mod::d50 =0.50
 Decimal number 0.5.
 
real, parameter params_mod::d608 =0.608
 Decimal number 0.608.
 
real, parameter params_mod::dbzmin =-20.
 Minimum detectable radar reflectivity.
 
real, parameter params_mod::dp10m =110
 No longer used/supported.
 
real, parameter params_mod::dtr =3.1415926/180.
 Degrees to radians conversion.
 
real, parameter params_mod::eldr =ELWV/RD
 No longer used/supported.
 
real, parameter params_mod::elivw =2.72E6
 Latent heat of vaporization of water in J/kg, used in calculations involving energy transfer during evaporation.
 
real, parameter params_mod::elocp =ELIVW/CP
 ELIVW over CP.
 
real, parameter params_mod::elwv =2.50E6
 Latent heat of vaporization of water in J/kg.
 
real, parameter params_mod::eps =FMW/FMD
 Ratio of dry air to water vapor gas constants.
 
real, parameter params_mod::epsq =1.E-12
 Minimum q (specific humidity) for computing precipitation type.
 
real, parameter params_mod::epsq2 =0.02
 Minimum value of turbulent kinetic energy (m2 s^-2) ?
 
real, parameter params_mod::erad =6.371E6
 Earth's radius in meters.
 
real, parameter params_mod::fmd =28.964
 Mean molecular mass of dry air.
 
real, parameter params_mod::fmw =18.015
 Mean molecular mass of wet air.
 
real, parameter params_mod::g =9.81
 Acceleration due to gravity.
 
real, parameter params_mod::gamma =6.5E-3
 Gamma - constant for lapse rate in troposphere.
 
real, parameter params_mod::gi =1./G
 Inverse of acceleration due to gravity.
 
real, parameter params_mod::h1 =1.0
 1.0
 
real, parameter params_mod::h100 =100.
 100
 
real, parameter params_mod::h1000 =1000.
 1000
 
real, parameter params_mod::h10000 =10000.
 10000
 
real, parameter params_mod::h10e5 =1.E5
 100000
 
real, parameter params_mod::h1e2 =100.
 No longer used/supported.
 
real, parameter params_mod::h1e4 =1.E4
 No longer used/supported.
 
real, parameter params_mod::h1m12 =1.E-12
 1 * 10^(-12)
 
real, parameter params_mod::h1m2 =1.E-2
 No longer used/supported.
 
real, parameter params_mod::h1m5 =1.E-5
 1/100000 == 0.00001
 
real, parameter params_mod::h2 =2.0
 2.0
 
real, parameter params_mod::h4 =4.0
 4.0
 
real, parameter params_mod::h999 =999.
 999
 
real, parameter params_mod::h99999 =99999.
 99999
 
integer, parameter params_mod::ksav =2
 No longer used/supported.
 
integer, parameter params_mod::ksfi =2
 No longer used/supported.
 
integer, parameter params_mod::ksli =2
 No longer used/supported.
 
integer, parameter params_mod::kslp =2
 No longer used/supported.
 
integer, parameter params_mod::kslpd =1
 No longer used/supported.
 
integer, parameter params_mod::ksmud =4
 No longer used/supported.
 
integer, parameter params_mod::ksrh =2
 No longer used/supported.
 
integer, parameter params_mod::ksslp =2
 No longer used/supported.
 
integer, parameter params_mod::kst =2
 No longer used/supported.
 
integer, parameter params_mod::ksuv =2
 No longer used/supported.
 
real, parameter params_mod::lheat =2.5E6
 Latent heat.
 
real, parameter params_mod::lhtocp =LHEAT/CP
 Latent heat over CP.
 
real, parameter params_mod::nlimin =1.E3
 Minimum number concentrations (m**-3) of large ice (snow/graupel/sleet)
 
integer, parameter params_mod::nsumd =1
 No longer used/supported.
 
real, parameter params_mod::oneps =1.-EPS
 _____ Represents the complement of the ratio of molecular weights of water vapor to dry air ?
 
real, parameter params_mod::overrc =1.10
 Overrelaxation coefficient.
 
real, parameter params_mod::p1000 =1000.E2
 100,000
 
real, parameter params_mod::pi =3.141592653589793
 Pi.
 
real, parameter params_mod::pq0 =379.90516
 Constant used to parameterize specific humidity at 2m in WRFPOST: qs=pq0/p*exp(a2*(t-a3)/(t-a4))
 
real, parameter params_mod::qcldmin =1.E-6
 Minimum cloud mixing ratio - was 1.E-6

 
real, parameter params_mod::qconv =0.1E-3
 Heat transfer coefficient of convection _____?
 
real, parameter params_mod::rcapa =1./CAPA
 Reciprocal of CAPA.
 
real, parameter params_mod::rd =287.04
 Gas constant for dry air.
 
real, parameter params_mod::rdocp =RD/CP
 RD over CP.
 
real, parameter params_mod::rg =1./GI
 Reciprocal of GI (equal to G)
 
real, parameter params_mod::rgamog =RD*GAMMA/G
 Gas constant for dry air times gamma over acceleration due to gravity.
 
real, parameter params_mod::rhmin =1.0E-6
 minimal RH bound
 
real, parameter params_mod::rog =RD/G
 RD over G.
 
real, parameter params_mod::rtd =1./DTR
 Radians to degrees conversion.
 
real, parameter params_mod::small =1.E-6
 _____?
 
real, parameter params_mod::smtha =-1.8E-4
 No longer used/supported.
 
real, parameter params_mod::smthb =16.0
 No longer used/supported.
 
real, parameter params_mod::stbol =1./5.67E-8
 1 over Stefan-Boltzmann constant (W m^-2 deg^-4)
 
real, parameter params_mod::tfrz =273.15
 Freezing temperature of water.
 
real, parameter params_mod::xlai =4.0
 Leaf area index.
 

Detailed Description

params_mod defines physical constants and smoothing coefficients

Definition in file params.F.

Variable Documentation

◆ a2

real, parameter params_mod::a2 =17.2693882

Constant used to parameterize specific humidity at 2m in WRFPOST: qs=pq0/p*exp(a2*(t-a3)/(t-a4))

Definition at line 87 of file params.F.

◆ a3

real, parameter params_mod::a3 =273.16

Constant used to parameterize specific humidity at 2m in WRFPOST: qs=pq0/p*exp(a2*(t-a3)/(t-a4))

Definition at line 88 of file params.F.

◆ a4

real, parameter params_mod::a4 =35.86

Constant used to parameterize specific humidity at 2m in WRFPOST: qs=pq0/p*exp(a2*(t-a3)/(t-a4))

Definition at line 89 of file params.F.

◆ abscoef

real, parameter params_mod::abscoef =8.0

Cloud water absorption coefficient.

Definition at line 106 of file params.F.

◆ abscoefi

real, parameter params_mod::abscoefi =5.0

Cloud ice absorption coefficient.

Definition at line 107 of file params.F.

◆ ad05

real, parameter params_mod::ad05 =OVERRC*D05

Overrelaxation coefficient * 0.05.

Definition at line 61 of file params.F.

◆ beta

real, parameter params_mod::beta =.00367

Thermal expansion coefficient of air.

Definition at line 75 of file params.F.

◆ btg

real, parameter params_mod::btg =BETA*G

Beta times acceleration due to gravity.

Definition at line 76 of file params.F.

◆ capa

real, parameter params_mod::capa =0.28589641E0

R/Cp (universal gas constant over specific heat capacity of dry air at constant pressure)

Definition at line 48 of file params.F.

◆ cft0

real, parameter params_mod::cft0 =OVERRC-H1

A constant calculated by subtracting H1 from OVERRC.

Definition at line 62 of file params.F.

◆ clfrmin

real, parameter params_mod::clfrmin =D1

Minimum cloud fraction.

Definition at line 96 of file params.F.

◆ cm1

real, parameter params_mod::cm1 =2937.4

Constant used in Magnus Formula to calculate saturation water vapor pressure.

Definition at line 27 of file params.F.

◆ cm2

real, parameter params_mod::cm2 =4.9283

Constant used in Magnus Formula to calculate saturation water vapor pressure.

Definition at line 28 of file params.F.

◆ cm3

real, parameter params_mod::cm3 =23.5518

Constant used in Magnus Formula to calculate saturation water vapor pressure.

Definition at line 29 of file params.F.

◆ cp

real, parameter params_mod::cp =1004.6

Specific heat capacity of dry air at constant pressure (kJ/kg-K)

Definition at line 67 of file params.F.

◆ cpdr

real, parameter params_mod::cpdr =CP/RD

CP over RD.

Definition at line 72 of file params.F.

◆ d00

real, parameter params_mod::d00 =0.0

Decimal form of 0.

Definition at line 30 of file params.F.

◆ d001

real, parameter params_mod::d001 =0.001

Decimal number - one thousandth.

Definition at line 33 of file params.F.

◆ d0065

real, parameter params_mod::d0065 =0.0065

Decimal number 0.0065.

Definition at line 52 of file params.F.

◆ d01

real, parameter params_mod::d01 =0.01

Decimal number - one hundreth.

Definition at line 32 of file params.F.

◆ d05

real, parameter params_mod::d05 =0.05

Decimal number 0.05.

Definition at line 51 of file params.F.

◆ d1

real, parameter params_mod::d1 =0.1

Decimal number - one tenth.

Definition at line 31 of file params.F.

◆ d115

real, parameter params_mod::d115 =0.115

Decimal number 0.125.

Definition at line 49 of file params.F.

◆ d125

real, parameter params_mod::d125 =.125

Decimal number 0.125.

Definition at line 43 of file params.F.

◆ d25

real, parameter params_mod::d25 =0.25

Decimal number 0.25.

Definition at line 44 of file params.F.

◆ d50

real, parameter params_mod::d50 =0.50

Decimal number 0.5.

Definition at line 34 of file params.F.

◆ d608

real, parameter params_mod::d608 =0.608

Decimal number 0.608.

Definition at line 50 of file params.F.

◆ dbzmin

real, parameter params_mod::dbzmin =-20.

Minimum detectable radar reflectivity.

Definition at line 105 of file params.F.

◆ dp10m

real, parameter params_mod::dp10m =110

No longer used/supported.

Definition at line 70 of file params.F.

◆ dtr

real, parameter params_mod::dtr =3.1415926/180.

Degrees to radians conversion.

Definition at line 64 of file params.F.

◆ eldr

real, parameter params_mod::eldr =ELWV/RD

No longer used/supported.

Definition at line 74 of file params.F.

◆ elivw

real, parameter params_mod::elivw =2.72E6

Latent heat of vaporization of water in J/kg, used in calculations involving energy transfer during evaporation.

Definition at line 112 of file params.F.

◆ elocp

real, parameter params_mod::elocp =ELIVW/CP

ELIVW over CP.

Definition at line 113 of file params.F.

◆ elwv

real, parameter params_mod::elwv =2.50E6

Latent heat of vaporization of water in J/kg.

Definition at line 71 of file params.F.

◆ eps

real, parameter params_mod::eps =FMW/FMD

Ratio of dry air to water vapor gas constants.

Definition at line 79 of file params.F.

◆ epsq

real, parameter params_mod::epsq =1.E-12

Minimum q (specific humidity) for computing precipitation type.

Definition at line 90 of file params.F.

◆ epsq2

real, parameter params_mod::epsq2 =0.02

Minimum value of turbulent kinetic energy (m2 s^-2) ?

Definition at line 85 of file params.F.

◆ erad

real, parameter params_mod::erad =6.371E6

Earth's radius in meters.

Definition at line 66 of file params.F.

◆ fmd

real, parameter params_mod::fmd =28.964

Mean molecular mass of dry air.

Definition at line 78 of file params.F.

◆ fmw

real, parameter params_mod::fmw =18.015

Mean molecular mass of wet air.

Definition at line 77 of file params.F.

◆ g

real, parameter params_mod::g =9.81

Acceleration due to gravity.

Definition at line 56 of file params.F.

◆ gamma

real, parameter params_mod::gamma =6.5E-3

Gamma - constant for lapse rate in troposphere.

Definition at line 115 of file params.F.

◆ gi

real, parameter params_mod::gi =1./G

Inverse of acceleration due to gravity.

Definition at line 59 of file params.F.

◆ h1

real, parameter params_mod::h1 =1.0

1.0

Definition at line 36 of file params.F.

◆ h100

real, parameter params_mod::h100 =100.

100

Definition at line 45 of file params.F.

◆ h1000

real, parameter params_mod::h1000 =1000.

1000

Definition at line 41 of file params.F.

◆ h10000

real, parameter params_mod::h10000 =10000.

10000

Definition at line 46 of file params.F.

◆ h10e5

real, parameter params_mod::h10e5 =1.E5

100000

Definition at line 47 of file params.F.

◆ h1e2

real, parameter params_mod::h1e2 =100.

No longer used/supported.

Definition at line 53 of file params.F.

◆ h1e4

real, parameter params_mod::h1e4 =1.E4

No longer used/supported.

Definition at line 54 of file params.F.

◆ h1m12

real, parameter params_mod::h1m12 =1.E-12

1 * 10^(-12)

Definition at line 40 of file params.F.

◆ h1m2

real, parameter params_mod::h1m2 =1.E-2

No longer used/supported.

Definition at line 55 of file params.F.

◆ h1m5

real, parameter params_mod::h1m5 =1.E-5

1/100000 == 0.00001

Definition at line 42 of file params.F.

◆ h2

real, parameter params_mod::h2 =2.0

2.0

Definition at line 37 of file params.F.

◆ h4

real, parameter params_mod::h4 =4.0

4.0

Definition at line 38 of file params.F.

◆ h999

real, parameter params_mod::h999 =999.

999

Definition at line 35 of file params.F.

◆ h99999

real, parameter params_mod::h99999 =99999.

99999

Definition at line 39 of file params.F.

◆ ksav

integer, parameter params_mod::ksav =2

No longer used/supported.

Definition at line 18 of file params.F.

◆ ksfi

integer, parameter params_mod::ksfi =2

No longer used/supported.

Definition at line 14 of file params.F.

◆ ksli

integer, parameter params_mod::ksli =2

No longer used/supported.

Definition at line 19 of file params.F.

◆ kslp

integer, parameter params_mod::kslp =2

No longer used/supported.

Definition at line 20 of file params.F.

◆ kslpd

integer, parameter params_mod::kslpd =1

No longer used/supported.

Definition at line 12 of file params.F.

◆ ksmud

integer, parameter params_mod::ksmud =4

No longer used/supported.

Definition at line 11 of file params.F.

◆ ksrh

integer, parameter params_mod::ksrh =2

No longer used/supported.

Definition at line 17 of file params.F.

◆ ksslp

integer, parameter params_mod::ksslp =2

No longer used/supported.

Definition at line 13 of file params.F.

◆ kst

integer, parameter params_mod::kst =2

No longer used/supported.

Definition at line 15 of file params.F.

◆ ksuv

integer, parameter params_mod::ksuv =2

No longer used/supported.

Definition at line 16 of file params.F.

◆ lheat

real, parameter params_mod::lheat =2.5E6

Latent heat.

Definition at line 83 of file params.F.

◆ lhtocp

real, parameter params_mod::lhtocp =LHEAT/CP

Latent heat over CP.

Definition at line 84 of file params.F.

◆ nlimin

real, parameter params_mod::nlimin =1.E3

Minimum number concentrations (m**-3) of large ice (snow/graupel/sleet)

Definition at line 97 of file params.F.

◆ nsumd

integer, parameter params_mod::nsumd =1

No longer used/supported.

Definition at line 21 of file params.F.

◆ oneps

real, parameter params_mod::oneps =1.-EPS

_____ Represents the complement of the ratio of molecular weights of water vapor to dry air ?

Definition at line 80 of file params.F.

◆ overrc

real, parameter params_mod::overrc =1.10

Overrelaxation coefficient.

Definition at line 60 of file params.F.

◆ p1000

real, parameter params_mod::p1000 =1000.E2

100,000

Definition at line 69 of file params.F.

◆ pi

real, parameter params_mod::pi =3.141592653589793

Pi.

Definition at line 63 of file params.F.

◆ pq0

real, parameter params_mod::pq0 =379.90516

Constant used to parameterize specific humidity at 2m in WRFPOST: qs=pq0/p*exp(a2*(t-a3)/(t-a4))

Definition at line 86 of file params.F.

◆ qcldmin

real parameter params_mod::qcldmin =1.E-6

Minimum cloud mixing ratio - was 1.E-6

Definition at line 92 of file params.F.

◆ qconv

real, parameter params_mod::qconv =0.1E-3

Heat transfer coefficient of convection _____?

Definition at line 102 of file params.F.

◆ rcapa

real, parameter params_mod::rcapa =1./CAPA

Reciprocal of CAPA.

Definition at line 68 of file params.F.

◆ rd

real, parameter params_mod::rd =287.04

Gas constant for dry air.

Definition at line 57 of file params.F.

◆ rdocp

real, parameter params_mod::rdocp =RD/CP

RD over CP.

Definition at line 82 of file params.F.

◆ rg

real, parameter params_mod::rg =1./GI

Reciprocal of GI (equal to G)

Definition at line 73 of file params.F.

◆ rgamog

real, parameter params_mod::rgamog =RD*GAMMA/G

Gas constant for dry air times gamma over acceleration due to gravity.

Definition at line 116 of file params.F.

◆ rhmin

real, parameter params_mod::rhmin =1.0E-6

minimal RH bound

Definition at line 109 of file params.F.

◆ rog

real, parameter params_mod::rog =RD/G

RD over G.

Definition at line 58 of file params.F.

◆ rtd

real, parameter params_mod::rtd =1./DTR

Radians to degrees conversion.

Definition at line 65 of file params.F.

◆ small

real, parameter params_mod::small =1.E-6

_____?

Definition at line 110 of file params.F.

◆ smtha

real, parameter params_mod::smtha =-1.8E-4

No longer used/supported.

Definition at line 23 of file params.F.

◆ smthb

real, parameter params_mod::smthb =16.0

No longer used/supported.

Definition at line 24 of file params.F.

◆ stbol

real, parameter params_mod::stbol =1./5.67E-8

1 over Stefan-Boltzmann constant (W m^-2 deg^-4)

Definition at line 104 of file params.F.

◆ tfrz

real, parameter params_mod::tfrz =273.15

Freezing temperature of water.

Definition at line 81 of file params.F.

◆ xlai

real, parameter params_mod::xlai =4.0

Leaf area index.

Definition at line 108 of file params.F.