Research Article
The Application Study in Solar Energy Technology for Highway Service Area: A Case Study of West Lushan Highway Low-Carbon Service Area in China
Table 3
The comparison of flat plate collector and evacuated tubular collector for highway service area.
| Features | Flat plate solar collector | Evacuated tubular solar collector |
| System efficiency | About 50% (summer) About 20% (winter) | About 50% (summer) About 40% (winter) | Useful life period | 5 years | 15 years | Operation temperature | Above 0°C | Above −40°C | Manufacturing cost | Low | Low | Key component efficiency | Fast heat absorption and fast heat release | Fast heat absorption and slow heat release | Efficiency in wet or rainy day | Low | High |
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