1. What is the Power to Speed Equation?

The power-to-speed equation (v = P/F) calculates running speed from power output and running force. This model adapts cycling power concepts to running biomechanics, providing insight into energy requirements at different speeds.

2. How Does the Calculator Work?

The calculator uses the power-to-speed equation:

Where:

• \( v \) — Running speed (m/s)
• \( P \) — Power output (watts)
• \( F \) — Running force (newtons)

Explanation: The equation shows that running speed is directly proportional to power output and inversely proportional to the running force.

3. Importance of Power-to-Speed Calculation

Details: Understanding the relationship between power and speed helps runners optimize training intensity, improve efficiency, and predict performance in different conditions.

4. Using the Calculator

Tips: Enter power output in watts and running force in newtons. Typical running forces range from 200-400 N depending on body weight and running efficiency.

5. Frequently Asked Questions (FAQ)

Q1: How is running force determined?
A: Running force can be estimated from body weight, running economy, and terrain. It's typically measured with force plates or estimated from metabolic data.

Q2: What's a typical power output for runners?
A: Recreational runners typically generate 200-400 watts, while elite runners may exceed 600 watts during sprints.

Q3: How does this compare to cycling power?
A: Running power is generally higher than cycling power for the same athlete due to different biomechanics and energy requirements.

Q4: Can I use this for treadmill running?
A: Yes, though treadmill running may have slightly different force requirements than outdoor running due to belt movement.

Q5: How accurate is this model?
A: This is a simplified model that doesn't account for air resistance, changing gradients, or running economy variations.