Thermal
Simplified Rankine cycle
Calculates an ideal Rankine-cycle balance from manually entered enthalpies h1–h4.
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Thermal efficiency
Calculates thermal efficiency as useful work output divided by heat input.
Carnot efficiency
Calculates ideal Carnot-cycle efficiency from cold and hot reservoir temperatures.
Steam quality from enthalpy
Calculates steam quality from specific enthalpy and user-provided saturation data.
Ideal-gas enthalpy change
Calculates ideal-gas enthalpy change from mass, cp, and temperature change.
Ideal Brayton cycle
Calculates ideal Brayton efficiency; an optional inlet temperature gives compressor-outlet temperature.
Constant-pressure heat
Calculates heat from mass, cp, and temperature change at constant pressure.