Table 4. Change in
Projected Average Efficiencies of Newly Purchased
Residential Equipment in Carbon Reduction Cases Relative to the
Reference Case, 2010 (Percent)
Technology |
1990+24% |
1990+9% |
1990-3% |
Air-Source Heat Pump |
1.3 |
3.6 |
5.7 |
Electric Water Heater |
0.3 |
2.4 |
13.6 |
Natural Gas Water Heater |
1.1 |
3.7 |
4.8 |
Building Shell |
1.0 |
3.3 |
5.5 |
Source: Office of Integrated Analysis and Forecasting, National Energy Modeling System runs KYBASE.D080398A, FD24ABV.D080398B, FD09ABV. D080398B, and FD03BLW.D080398B. |
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