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11 | 11 | // |
12 | 12 | //===----------------------------------------------------------------------===// |
13 | 13 |
|
| 14 | +#include "DataTypes.h" |
| 15 | + |
14 | 16 | namespace OMEGA { |
15 | 17 |
|
16 | 18 | // Earth constants |
17 | | -constexpr double Gravity = 9.80616; // Acceleration due to gravity ~ m/s^2 |
18 | | -constexpr double Pi = 3.14159265358979323846; // Pi |
19 | | -constexpr double CDay = 86400.0; // Seconds in a calendar day ~ sec |
20 | | -constexpr double SDay = 86164.0; // Seconds in a sidereal day ~ sec |
21 | | -constexpr double Omega = |
22 | | - 2.0 * Pi / SDay; // Angular velocity of the Earth ~ rad/sec |
23 | | -constexpr double REarth = 6.37122e6; // Mean radius of the Earth ~ m |
| 19 | +constexpr Real Gravity = 9.80616; // Acceleration due to gravity ~ m/s^2 |
| 20 | +constexpr Real Pi = 3.14159265358979323846; // Pi |
| 21 | +constexpr Real TwoPi = 2.0 * Pi; // 2*Pi |
| 22 | +constexpr Real CDay = 86400.0; // Seconds in a calendar day ~ sec |
| 23 | +constexpr Real SDay = 86164.0; // Seconds in a sidereal day ~ sec |
| 24 | +constexpr Real Omega = |
| 25 | + 2.0 * Pi / SDay; // Angular velocity of the Earth ~ rad/sec |
| 26 | +constexpr Real REarth = 6.37122e6; // Mean radius of the Earth ~ m |
24 | 27 |
|
25 | 28 | /// Physical constants |
26 | | -constexpr double TkTrip = 273.16; // Triple point of fresh water ~ K |
27 | | -constexpr double TkFrz = 273.15; // Freezing point of fresh water ~ K |
28 | | -constexpr double TkFrzSw = TkFrz - 1.8; // Freezing point of seawater ~ K |
29 | | -constexpr double RhoAir = 1.2; // Density of air ~ kg/m^3 |
30 | | -constexpr double RhoFw = 1.000e3; // Density of fresh water ~ kg/m^3 |
31 | | -constexpr double RhoSw = 1.026e3; // Density of seawater ~ kg/m^3 |
32 | | -constexpr double RhoIce = 0.917e3; // Density of ice ~ kg/m^3 |
33 | | -constexpr double CpAir = 1005.0; // Specific heat capacity of air ~ J/(kg*K) |
34 | | -constexpr double CpFw = |
| 29 | +constexpr Real TkTrip = 273.16; // Triple point of fresh water ~ K |
| 30 | +constexpr Real TkFrz = 273.15; // Freezing point of fresh water ~ K |
| 31 | +constexpr Real TkFrzSw = TkFrz - 1.8; // Freezing point of seawater ~ K |
| 32 | +constexpr Real RhoAir = 1.2; // Density of air ~ kg/m^3 |
| 33 | +constexpr Real RhoFw = 1.000e3; // Density of fresh water ~ kg/m^3 |
| 34 | +constexpr Real RhoSw = 1.026e3; // Density of seawater ~ kg/m^3 |
| 35 | +constexpr Real RhoIce = 0.917e3; // Density of ice ~ kg/m^3 |
| 36 | +constexpr Real CpAir = 1.005e3; // Specific heat capacity of air ~ J/(kg*K) |
| 37 | +constexpr Real CpFw = |
35 | 38 | 4.188e3; // Specific heat capacity of fresh water ~ J/(kg*K) |
36 | | -constexpr double CpSw = |
37 | | - 3.996e3; // Specific heat capacity of seawater ~ J/(kg*K) |
38 | | -constexpr double CpIce = 2.108e3; // Specific heat capacity of ice ~ J/(kg*K) |
39 | | -constexpr double LatIce = 3.337e5; // Latent heat of fusion ~ J/kg |
40 | | -constexpr double LatVap = 2.501e6; // Latent heat of vaporization ~ J/kg |
41 | | -constexpr double LatSub = LatIce + LatVap; // Latent heat of sublimation ~ J/kg |
42 | | -constexpr double CondIce = 2.1; // Universal gas constant ~ J/(mol*K) |
43 | | -constexpr double OcnRefSal = 34.7; // Reference ocean salinity ~ psu |
44 | | -constexpr double IceRefSal = 4.0; // Reference ice salinity ~ psu |
45 | | -constexpr double Sound = 1.5e2; // Speed of sound ~ m/s |
46 | | -constexpr double VonKar = 0.4; // Von Karman constant ~ dimensionless |
47 | | -constexpr double Emiss = 1.0; // Emissivity ~ dimensionless |
48 | | -constexpr double AtmRefP = 101325.0; // Reference atmospheric pressure ~ Pa |
| 39 | +constexpr Real CpSw = 3.996e3; // Specific heat capacity of seawater ~ J/(kg*K) |
| 40 | +constexpr Real CpIce = 2.108e3; // Specific heat capacity of ice ~ J/(kg*K) |
| 41 | +constexpr Real LatIce = 3.337e5; // Latent heat of fusion ~ J/kg |
| 42 | +constexpr Real LatVap = 2.501e6; // Latent heat of vaporization ~ J/kg |
| 43 | +constexpr Real LatSub = LatIce + LatVap; // Latent heat of sublimation ~ J/kg |
| 44 | +constexpr Real CondIce = 2.1; // Universal gas constant ~ J/(mol*K) |
| 45 | +constexpr Real OcnRefSal = 34.7; // Reference ocean salinity ~ psu |
| 46 | +constexpr Real IceRefSal = 4.0; // Reference ice salinity ~ psu |
| 47 | +constexpr Real Sound = 1.5e2; // Speed of sound ~ m/s |
| 48 | +constexpr Real VonKar = 0.4; // Von Karman constant ~ dimensionless |
| 49 | +constexpr Real Emiss = 1.0; // Emissivity ~ dimensionless |
| 50 | +constexpr Real AtmRefP = 101325.0; // Reference atmospheric pressure ~ Pa |
49 | 51 |
|
50 | 52 | // Conversion factors |
51 | | -constexpr double Sec2Day = 1.0 / 86400.0; // Seconds to days |
52 | | -constexpr double Day2Sec = 86400.0; // Days to seconds |
53 | | -constexpr double Salt2PPt = 1000.0; // Salinity (kg/kg) to parts per thousand |
54 | | -constexpr double PPt2Salt = 1.0e-3; // Parts per thousand to salinity (kg/kg) |
55 | | -constexpr double Mass2Sv = 1.0e-12; // Mass flux (kg/s) to Sverdrup |
56 | | -constexpr double Heat2Pw = 4.186e-15; // Heat flux (W) to Petawatt |
57 | | -constexpr double Salt2SvPpt = 1.0e-9; // Salt flux (kg/s) to Sv*ppt |
58 | | -constexpr double Salt2MmDay = 3.1536e+5; // Salt flux to water flux (mm/day) |
59 | | -constexpr double Db2Pa = 1.0e4; // Decibar to Pascal |
60 | | -constexpr double Pa2Db = 1.0e-4; // Pascal to Decibar |
61 | | -constexpr double Cm2M = 1.0e-2; // Centimeters to meters |
62 | | -constexpr double M2Cm = 1.0e2; // Meters to centimeters |
63 | | -constexpr double HFluxFac = |
64 | | - 1.0 / (RhoSw * CpSw); // Heat flux (W/m^2) to temp flux (C*m/s) |
65 | | -constexpr double FwFluxFac = 1.e-6; // Fw flux (kg/m^2/s) to salt((msu/psu)*m/s) |
66 | | -constexpr double SaltFac = |
67 | | - -OcnRefSal * FwFluxFac; // Fw flux (kg/m^2/s) to salt flux (msu*m/s) |
68 | | -constexpr double SFluxFac = 1.0; // Salt flux (kg/m^2/s) to salt flux (msu*m/s) |
| 53 | +constexpr Real Sec2Day = 1.0 / 86400.0; // Seconds to days |
| 54 | +constexpr Real Day2Sec = 86400.0; // Days to seconds |
| 55 | +constexpr Real Salt2PPt = 1000.0; // Salinity (kg/kg) to parts per thousand |
| 56 | +constexpr Real PPt2Salt = 1.0e-3; // Parts per thousand to salinity (kg/kg) |
| 57 | +constexpr Real Mass2Sv = 1.0e-12; // Mass flux (kg/s) to Sverdrup |
| 58 | +constexpr Real Heat2Pw = 4.186e-15; // Heat flux (W) to Petawatt |
| 59 | +constexpr Real Salt2SvPpt = 1.0e-9; // Salt flux (kg/s) to Sv*ppt |
| 60 | +constexpr Real Salt2MmDay = 3.1536e+5; // Salt flux to water flux (mm/day) |
| 61 | +constexpr Real Db2Pa = 1.0e4; // Decibar to Pascal |
| 62 | +constexpr Real Pa2Db = 1.0e-4; // Pascal to Decibar |
| 63 | +constexpr Real Cm2M = 1.0e-2; // Centimeters to meters |
| 64 | +constexpr Real M2Cm = 1.0e2; // Meters to centimeters |
| 65 | +constexpr Real HFluxFac = |
| 66 | + 1.0 / (RhoSw * CpSw); // Heat flux (W/m^2) to temp flux (C*m/s) |
| 67 | +constexpr Real FwFluxFac = 1.e-6; // Fw flux (kg/m^2/s) to salt((msu/psu)*m/s) |
| 68 | +constexpr Real SaltFac = |
| 69 | + -OcnRefSal * FwFluxFac; // Fw flux (kg/m^2/s) to salt flux (msu*m/s) |
| 70 | +constexpr Real SFluxFac = 1.0; // Salt flux (kg/m^2/s) to salt flux (msu*m/s) |
69 | 71 |
|
70 | 72 | } // namespace OMEGA |
71 | 73 | #endif |
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