Table 4
Comparative summary of main results from the annual simulated data for the three forced-ventilation control strategies.
| Control strategy | Linear | 4-step | 4-step Opt. |
|---|---|---|---|
| Δ PV Generated Energy (kWh/kWp) | 48.5 | 49.2 | 44.0 |
| Δ Fan Consumed Energy (kWh/kWp) | −14.7 | −17.4 | −8.2 |
| Δ Net Energy Balance (kWh/kWp) | 33.9 | 31.7 | 35.7 |
| Δ PV Generated Energy (%) | 3.1% | 3.2% | 2.8% |
| Δ Fan Consumed Energy (%) | −0.9% | −1.1% | −0.5% |
| Δ Net Energy Balance (%) | 2.2% | 2.0% | 2.3% |
| Δ PV module T Average ( °C) | −6.8 | −6.7 | −6.4 |
| Δ PV module T Maximum (°C) | −33.0 | −33.3 | −31.6 |
| Δ Air T Average at channel exit (°C) | 6.2 | 6.7 | 8.1 |
| Δ Air T Maximum at channel exit (°C) | 13.1 | 17.4 | 20.0 |
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