Rankine Cycle Efficiency
Ideal Rankine cycle thermal efficiency from the four cycle enthalpies - the steam-plant / WHR / ORC benchmark.
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Formula, assumptions, and limits
| Symbol | Meaning | Unit |
|---|---|---|
| Turbine inlet (sup-heated steam) | kJ/kg | |
| Turbine exit (wet steam) | kJ/kg | |
| Condensate at pump suction | kJ/kg | |
| Compressed feedwater | kJ/kg |
Source: Cengel & Boles - Thermodynamics: An Engineering Approach
In short
Ideal Rankine cycle thermal efficiency from the four cycle enthalpies - the steam-plant / WHR / ORC benchmark.