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Engine–Propeller Matching on the Load Diagram
Inside this lesson
- State the propeller law P = c·n³ and interpret the propeller constant c
- Identify the engine's rated-power ceiling, rated-speed limit, and MCR point on the load diagram
- Distinguish matched, heavy-running, and light-running conditions
- Use the simulator to see how a heavier propeller (fouled hull) limits attainable rpm
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Educational content covering topics typical of a first- and second-year marine engineering / naval architecture curriculum. Not a substitute for accredited coursework, and not suitable for real vessel design, operation, or safety decisions without review by a licensed professional engineer. References to classification societies, SOLAS, or MARPOL are descriptive context only, not compliance guidance.