Research Article
Design and Simulation of a Solar Chimney PV/T Power Plant in Northwest China
Table 2
Configuration sizes and coefficients of the SCPVTPP.
| Component | Value |
| Solar collector | Collector radius | 625 m | Collector inlet height | 3 m | Collector cover emittance | 0.87 | Glass extinction coefficient | 32 m−1 | Glass thickness | 5 mm | Refractive index | 1.526 |
| PV module | Percentage of PV area over whole solar collector area | 30% | Emittance | 0.9 | Density | 2330 kg/m3 | Specific heat capacity | 677 J/(kg·K) | PV cover transmittance | 0.912 | PV efficiency under standard conditions | 0.115 | Temperature coefficient (Br) | 0.0045 K−1 | PV standard testing temperature | 298 K |
| Chimney | Height | 550 m | Radius | 22.5 m |
| Ground | Material | Granite | Density | 2640 kg/m3 | Specific heat capacity | 820 J/(kg·K) | Thermal conductivity | 1.73 W/(m·K) | Normal emittance | 0.92 | Reflectance | 0.25 |
| Turbine | Efficiency | 0.8 | Inlet loss coefficient | 0.056 |
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