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Old 01-16-2024, 03:02 PM   #5 (permalink)
Isaac Zachary
High Altitude Hybrid
 
Join Date: Dec 2020
Location: Gunnison, CO
Posts: 2,075

Avalon - '13 Toyota Avalon HV
90 day: 40.45 mpg (US)

Prius - '06 Toyota Prius
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Quote:
Originally Posted by umarjamil View Post
1. Power Calculation:

Aerodynamic drag: P_drag = 0.5 * air_density * Cd * A * v^3
Rolling resistance: P_roll = Crr * weight * v
I find it more useful to calculate force rather than power since it corelates to energy per distance. In other words, instead of v^3, use v^2 instead, because when you need to change power to energy-per-distance you have to divide it by the velocity.
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