Power to Speed
Solve steady-state cycling speed from power output using Martin et al. (1998) full physics model
Inputs
Rider power at the crank
Positive = uphill, negative = downhill
0.20 TT tuck, 0.32 hoods, 0.40 upright
0.003 road clincher, 0.005 training tyre
Positive = headwind, negative = tailwind
Results
Speed36.6km/h
Speed (mph)22.7mph
Air density1.204kg/m³
Power breakdown
Aerodynamic drag203W
Rolling resistance41W
Gravity0W
Drivetrain loss6W
Power distribution
- Aerodynamic
- Drivetrain loss
- Rolling
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