Research Article
Optimization of Solar CCHP Systems with Collector Enhanced by Porous Media and Nanofluid
Table 5
System constant parameters.
| Parameters | Values |
| Average ambient temperature (Tam) | 26°C | Solar beam irradiation (Ib) | 0.82 kw/m2 | Temperature difference in recuperator (ΔTrc) | 22°C | Electromechanical efficiency of the generator (ηmg) | 95% | Turbine isentropic efficiency (ηis) | 80% | Heat exchanger efficiency (ηhe) | 90% | Cover emittance (εc) | 0.92 | Average wind speed (Vwind) | 1.5 m/s | Room temperature in summer (Trs) | 20°C | Room temperature in winter (Trw) | 24°C | Sun temperature (Tsun) | 5770 K |
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