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Pneumatic Cylinder Selection Calculation

Pneumatic Force Formula:

\[ F = P \times \pi \times \left(\frac{d}{2}\right)^2 \]

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m
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1. What is Pneumatic Cylinder Force Calculation?

Definition: This calculator determines the theoretical force output of a pneumatic cylinder based on air pressure and piston diameter.

Purpose: It helps engineers and technicians properly size pneumatic cylinders for specific applications.

2. How Does the Calculator Work?

The calculator uses the formula:

\[ F = P \times \pi \times \left(\frac{d}{2}\right)^2 \]

Where:

Explanation: The formula calculates the force generated by compressed air acting on the piston's surface area.

3. Importance of Pneumatic Cylinder Calculation

Details: Proper force calculation ensures the selected cylinder can handle the required load while maintaining safety margins.

4. Using the Calculator

Tips: Enter the operating pressure in Pascals and the cylinder bore diameter in meters. All values must be > 0.

5. Frequently Asked Questions (FAQ)

Q1: What's a typical operating pressure for pneumatic systems?
A: Most industrial pneumatic systems operate between 400-700 kPa (400,000-700,000 Pa).

Q2: How does rod diameter affect the calculation?
A: This formula calculates extending force. For retracting force, subtract the rod area from piston area.

Q3: What efficiency factors should I consider?
A: Actual force may be 10-20% less due to friction and system losses.

Q4: How do I convert between different pressure units?
A: 1 bar = 100,000 Pa, 1 psi ≈ 6895 Pa, 1 MPa = 1,000,000 Pa.

Q5: What safety factor should I use?
A: Typically 1.5-2x calculated force for safety and reliability.

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