iwa-panda2

commit eb41e6a27c8cf969c1396ac06646a9300e2cb1ec
parent 9ed43c53c3d839dd0aaff87b8dcb2fff3f872b3e
Author: Johs <[email protected]>
Date:   Wed,  7 Jun 2023 08:47:48 +0200

working humidity calculator

Diffstat:
M
Model/Key.php
 | 
9
++++-----

1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/Model/Key.php b/Model/Key.php
@@ -61,11 +61,10 @@ function windchill($temp, $wind){
 }
 
 function humid($temp, $dewp){
-    $specific_humidity = 6.11 * (10^(7.5 * $dewp) / (237.3 + $dewp));
-    $saturation_point = 6.11 * (10^(7.5 * $temp) / (237.3 + $temp));
-    $rel_humid = $specific_humidity / $saturation_point * 100;
-    echo ($specific_humidity);
-    return $rel_humid;
+    $specific_humidity = exp((17.625*$dewp)/(243.04+$dewp));
+    $saturation_point = exp((17.625*$temp)/(243.04+$temp));
+
+    return ($specific_humidity / $saturation_point) * 100;
 }
 ?>