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example.c
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example.c
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#include <string.h>
#include <stdio.h>
#include "iapws.h"
int main(void){
double T = 25.0 + 273.15; /* in C*/
char *gas = "O2";
double kh, kd;
char **gases_list;
char *gases_str;
int ngas;
int i;
int heavywater = 0;
printf("%s\n", "########################## IAPWS VERSION ##########################");
printf("version %s\n", iapws_get_version());
printf("%s\n", "########################## IAPWS R2-83 ##########################");
printf("%s %10.3f %s\n", "Tc in H2O", iapws_r283_Tc_H2O, "K");
printf("%s %10.3f %s\n", "pc in H2O", iapws_r283_pc_H2O, "MPa");
printf("%s %10.3f %s\n", "rhoc in H2O", iapws_r283_rhoc_H2O, "kg/m3");
printf("%s %10.3f %s\n", "Tc in D2O", iapws_r283_Tc_D2O, "K");
printf("%s %10.3f %s\n", "pc in D2O", iapws_r283_pc_D2O, "MPa");
printf("%s %10.3f %s\n", "rhoc in D2O", iapws_r283_rhoc_D2O, "kg/m3");
printf("\n");
printf("%s\n", "########################## IAPWS G7-04 ##########################");
/* Compute kh and kd in H2O*/
iapws_g704_kh(&T, gas, heavywater, &kh, strlen(gas), 1);
printf("Gas=%s\tT=%fK\tkh=%+10.4f\n", gas, T, kh);
iapws_g704_kd(&T, gas, heavywater, &kd, strlen(gas), 1);
printf("Gas=%s\tT=%fK\tkd=%+15.4f\n", gas, T, kd);
/* Get and print the available gases */
ngas = iapws_g704_ngases(heavywater);
gases_list = iapws_g704_gases(heavywater);
gases_str = iapws_g704_gases2(heavywater);
printf("Gases in H2O: %d\n", ngas);
printf("%s\n", gases_str);
for(i=0; i<ngas; i++){
printf("%s\n", gases_list[i]);
}
heavywater = 1;
ngas = iapws_g704_ngases(heavywater);
gases_list = iapws_g704_gases(heavywater);
gases_str = iapws_g704_gases2(heavywater);
printf("Gases in D2O: %d\n", ngas);
printf("%s\n", gases_str);
for(i=0; i<ngas; i++){
printf("%s\n", gases_list[i]);
}
printf("%s\n", "########################## IAPWS R7-97 ##########################");
double Ts[7] = {-1.0, 25.0, 100.0, 200.0, 300.0, 360.0, 374.0};
double ps[7] = {1.0, 1.0, 1.0, 1.0, 1.0, 1.0, 1.0};
for(i=0; i<7; i++){
Ts[i] = Ts[i] + 273.15;
}
iapws_r797_psat(7, Ts, ps);
for(i=0; i<7; i++){
printf("%+23.3f %s %+23.3f %s\n", Ts[i], "K", ps[i], "MPa");
}
iapws_r797_Tsat(7, ps, Ts);
for(i=0; i<7; i++){
printf("%+23.3f %s %+23.3f %s\n", Ts[i], "K", ps[i], "MPa");
}
return 0;
}