Research Article
Completely Recuperative Supercritical CO2 Recompression Brayton/Absorption Combined Power/Cooling Cycle: Performance Assessment and Optimization
Table 3
Main assumptions and initial input parameters for the base case system performance.
| | Parameters | Values |
| | Ambient temperature (K) | 298.15 | | Ambient pressure (kPa) | 100 | | TUR2 inlet ammonia vapor concentration | 0.79 | | TUR1 inlet temperature (K) | 823.15 | | TUR1 inlet pressure (kPa) | 25000 | | MCP inlet temperature (K) | 308.15 | | MCP inlet pressure (kPa) | 7400 | | GEN inlet temperature (K) | 403.15 | | Minimum allowable dryness in the turbine exhaust | 0.9 | | Compressor isentropic efficiency | 0.85 | | Pump isentropic efficiency | 0.87 | | Turbine isentropic efficiency | 0.85 | | Refrigeration temperature (K) | 280.15 | | Pinch point temperature difference (K) | 10-20 | | Concentration of the basic solution (%) | 0.42 | | TUR2 inlet degree of superheat (K) | 5 | | Reactor fuel cost ($/MWh) | 7.4 |
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