Research Article
Economic and Environmental Evaluation and Optimal Ratio of Natural and Recycled Aggregate Production
Table 7
Sensitivity coefficient of the CO2 emission model to each parameter.
| | Parameter | Scenario 1
(100% NA & 0% RA) | Scenario 3
(50% NA & 50% RA) | Scenario 2
(0% NA & 100% RA) |
| | Diesel consumption (precrushing phase) | 3.0 | 3.0 | 3.0 | | Electricity consumption (crushing phase) | 1.2 | 1.2 | 1.2 | | Emission conversion factor of electricity | 660.5 | 527.2 | 393.9 | | Emission conversion factor of diesel | 444.3 | 243.4 | 42.4 |
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