Research Article
Life Comparative Analysis of Energy Consumption and CO2 Emissions of Different Building Structural Frame Types
Table 3
Construction costs, including CO2 emissions costs.
| Construction costs | A | B | C | D |
| Existing | Subtotal (α) | (Million won) | 4,138.36 | 4,576.31 | 10,037.09 | 11,074.34 | Per area | (Million won/m2) | 0.2194 | 0.2405 | 0.1970 | 0.2168 |
| CO2 emissions | Subtotal (β) | (Million won) | 168.05 | 227.01 | 429.47 | 591.81 | Per area | (Million won/m2) | 0.0089 | 0.0119 | 0.0084 | 0.0116 |
| Modified | Total (α + β) | (Million won) | 4,306.42 | 4,803.32 | 10,466.55 | 11,666.15 | Per area | (Million won/m2) | 0.2283 | 0.2524 | 0.2054 | 0.2284 |
| Rate of increase (β/α) | 4.06 | 4.96 | 4.28 | 5.34 |
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