/
xddxdd
/
Python
Обзор
Документация
Войти
/
xddxdd
/
Python
Код
Запросы
0
Задачи
Вики
Пакеты
0
Релизы
0
Аналитика
Безопасность
master
physics/altitude_pressure.py
52 строки
2 KB
Bazif Rasool
Added Altitude Pressure equation (#8909)
30 июл 2023, 18:00
Не верифицирован
30 июл 2023, 18:00
8b831cb
Код
Авторство
О чём код?
""" Title : Calculate altitude using Pressure Description : The below algorithm approximates the altitude using Barometric formula """ def get_altitude_at_pressure(pressure: float) -> float: """ This method calculates the altitude from Pressure wrt to Sea level pressure as reference .Pressure is in Pascals https://en.wikipedia.org/wiki/Pressure_altitude https://community.bosch-sensortec.com/t5/Question-and-answers/How-to-calculate-the-altitude-from-the-pressure-sensor-data/qaq-p/5702 H = 44330 * [1 - (P/p0)^(1/5.255) ] Where : H = altitude (m) P = measured pressure p0 = reference pressure at sea level 101325 Pa Examples: >>> get_altitude_at_pressure(pressure=100_000) 105.47836610778828 >>> get_altitude_at_pressure(pressure=101_325) 0.0 >>> get_altitude_at_pressure(pressure=80_000) 1855.873388064995 >>> get_altitude_at_pressure(pressure=201_325) Traceback (most recent call last): ... ValueError: Value Higher than Pressure at Sea Level ! >>> get_altitude_at_pressure(pressure=-80_000) Traceback (most recent call last): ... ValueError: Atmospheric Pressure can not be negative ! """ if pressure > 101325: raise ValueError("Value Higher than Pressure at Sea Level !") if pressure < 0: raise ValueError("Atmospheric Pressure can not be negative !") return 44_330 * (1 - (pressure / 101_325) ** (1 / 5.5255)) if __name__ == "__main__": import doctest doctest.testmod()