Commit 106e0f17 authored by Eric Duminil's avatar Eric Duminil
Browse files

renames

parent f17d02f0
......@@ -95,8 +95,8 @@ public class TreeWaterDemand {
// convert to MJ/h - 1 W = 0.0036 MJ/h
incomingRadiation *= 0.0036;
double windSpeed = Double.parseDouble(row[windSpeedIndex]);
double saturationVaporPressure = e0(temp);
double actualVaporPressure = ea(saturationVaporPressure, humidity);
double saturationVaporPressure = saturationVaporPressure(temp);
double actualVaporPressure = actualVaporPressure(saturationVaporPressure, humidity);
int dayOfYear = counter.getDayOfYear();
double hourOfDay = counter.getHour() + 0.5;
double et0 = et0(temp, actualVaporPressure, incomingRadiation, height, windSpeed, humidity, dayOfYear,
......@@ -111,8 +111,6 @@ public class TreeWaterDemand {
bw.write(String.format(";%.3f", et0u));
et0s.add(et0);
// System.out.println("et0: " + et0);
// System.out.println("etia: " + etia);
et0us.add(et0u);
counter = counter.plusHours(1);
bw.write("\n");
......@@ -136,9 +134,8 @@ public class TreeWaterDemand {
demands.add(etia);
}
System.out
.println(
"Summe aller ETIa: " + demands.stream().collect(Collectors.summingDouble(Double::doubleValue)));
System.out.println(
"Summe aller ETIa: " + demands.stream().collect(Collectors.summingDouble(Double::doubleValue)));
}
......@@ -155,22 +152,22 @@ public class TreeWaterDemand {
private static double et0(double temperature, double actualVaporPressure, double shortWaveRadiation, double height,
double windSpeed, double humidity, int dayOfYear, double hourOfDay, double lz, double lm) {
double nominalRadiation = rn(temperature, actualVaporPressure, shortWaveRadiation, height, dayOfYear, hourOfDay,
double netRadiation = rn(temperature, actualVaporPressure, shortWaveRadiation, height, dayOfYear, hourOfDay,
lz, lm);
double gamma = gamma(height);
double saturationVaporPressure = e0(temperature);
double saturationVaporPressure = saturationVaporPressure(temperature);
double delta = delta(temperature, saturationVaporPressure);
double g = g(nominalRadiation, shortWaveRadiation > 0);
double n = 0.408 * delta * (nominalRadiation - g)
double g = g(netRadiation, shortWaveRadiation > 0);
double n = 0.408 * delta * (netRadiation - g)
+ gamma * (37 / (temperature + 273)) * windSpeed * (saturationVaporPressure - actualVaporPressure);
return n / (delta + gamma * (1 + 0.34 * windSpeed));
}
private static double ea(double saturationVaporPressure, double humidity) {
private static double actualVaporPressure(double saturationVaporPressure, double humidity) {
return saturationVaporPressure * humidity / 100;
}
private static double e0(double temperature) {
private static double saturationVaporPressure(double temperature) {
return 0.6108 * Math.exp((17.27 * temperature) / (temperature + 237.3));
}
......@@ -179,11 +176,11 @@ public class TreeWaterDemand {
return 0.665 * 0.001 * pressure;
}
private static double g(double nominalRadiation, boolean daylight) {
private static double g(double netRadiation, boolean daylight) {
if (daylight) {
return 0.1 * nominalRadiation;
return 0.1 * netRadiation;
} else {
return 0.5 * nominalRadiation;
return 0.5 * netRadiation;
}
}
......
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