pvlib.atmosphere.alt2pres¶
-
pvlib.atmosphere.
alt2pres
(altitude)[source]¶ Determine site pressure from altitude.
- Parameters
altitude (numeric) – Altitude in meters above sea level
- Returns
pressure (numeric) – Atmospheric pressure (Pascals)
Notes
The following assumptions are made
Parameter
Value
Base pressure
101325 Pa
Temperature at zero altitude
288.15 K
Gravitational acceleration
9.80665 m/s^2
Lapse rate
-6.5E-3 K/m
Gas constant for air
287.053 J/(kgK)
Relative Humidity
0%
References
[1] “A Quick Derivation relating altitude to air pressure” from Portland State Aerospace Society, Version 1.03, 12/22/2004.