Research Article
Rapid Identification of Economic Indicators of Integrated Energy Systems Based on Data Analysis
Table 6
Coefficient among different indicators with VRV.
| | Coefficient of association | Design load indicator (W/m2) | Initial investment ($/m2) | Yearly energy sale (kwh/m2/year) | Equivalent full load power hours per year (h) | Yearly energy sale proceeds ($/year/m2) ($/m2) | Static payback time (year) | Initial investment per unit energ一production ($/kWh) |
| | Design load indicator (W/m2) | 1.00 | | — | — | — | — | — | | Initial investment ($/m2) | 1.00 | 1.00 | — | | — | — | — | | Yearly energy sale (kwh/m2/year) | 0.46 | 0.46 | 1.00 | — | — | — | — | | Equivalent full load power hours per yea (h) | −0.53 | −0.53 | 0.48 | 1.00 | — | — | — | | Yearly energy sale proceeds ($/year/m2) ($/m2) | 0.30 | 0.30 | 0.99 | 0.61 | 1.00 | — | — | | Static payback time (year) | 0.44 | 0.44 | −0.55 | −0.95 | −0.67 | 1.00 | — | | Initial investment per unit energ—production ($/kWh) | 0.45 | 0.45 | −0.55 | −0.96 | −0.67 | 1.00 | 1.00 |
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