Home
Back
Formula Used:
| From: | To: |
The work done per operating cycle in an internal combustion engine is calculated using the formula: Work = Mean Effective Pressure × Displacement Volume. This represents the effective work output from the engine during one complete operating cycle.
The calculator uses the formula:
Where:
Explanation: The formula calculates the effective work output by multiplying the average pressure developed inside the engine cylinder by the volume displaced by the piston during its movement.
Details: Calculating work done per operating cycle is essential for evaluating engine performance, efficiency, and power output. It helps engineers optimize engine design and compare different engine configurations.
Tips: Enter mean effective pressure in pascals (Pa) and displacement volume in cubic meters (m³). Both values must be positive numbers greater than zero for accurate calculation.
Q1: What is mean effective pressure?
A: Mean effective pressure is the average pressure that, if acting on the piston during the power stroke, would produce the same amount of net work as actually produced during the complete cycle.
Q2: How is displacement volume measured?
A: Displacement volume is calculated as the cross-sectional area of the cylinder multiplied by the stroke length of the piston.
Q3: What are typical values for work done per cycle?
A: Work values vary significantly based on engine size and type, ranging from a few joules for small engines to thousands of joules for large industrial engines.
Q4: Can this formula be used for all engine types?
A: This formula applies to various internal combustion engines including gasoline, diesel, and other reciprocating engines, though specific efficiency factors may vary.
Q5: How does work per cycle relate to engine power?
A: Engine power is calculated by multiplying work per cycle by the number of cycles per unit time (engine speed), taking into account the number of cylinders and engine efficiency.