Acronyms and Abbreviations
A/C — Air conditioning
AEO — EIA’s Annual Energy Outlook
CAGR — Compound annual growth rate
CFL — Compact fluorescent lamp
EIA — U.S. Energy Information Administration
EMS — Energy management system
EUI — Energy use intensity (typically kWh/sqft)
GDP — Gross domestic product
HVAC — Heating, ventilation, and air-conditioning
LED — Light-emitting diode
PC — Personal computer
TRC — Total resource cost
TWh — Terawatt-hour, or one billion (109) kWh
UEC — Unit energy consumption
List of Figures
Figure 1-1 General Energy Efficiency Analysis Framework
Figure 1-2 2017 U.S. Electricity Consumption by Sector and End Use
Figure 1-3 Reference Case - AEO2018 Forecast of Electricity Consumption from 2017 to 2040
Figure 1-4 Estimated Impact of Energy Efficiency Drivers Embedded in the AEO2018 Reference Case
Figure 1-5 Forecast of Energy Efficiency Potential for the U.S.
Figure 1-6 Top Three End Uses with Achievable Energy Savings in 2040
Figure 1-7 Top 10 Measures with Highest Achievable Potential in 2040
Figure 1-8 Geographic Divisions Analyzed: Ten Census Divisions plus Four States
Figure 1-9 Breakdown of 2040 Achievable Potential by Division
Figure 1-10 2040 Percent Achievable Potential by Sector for Each Division
Figure 1-11 2040 Remaining Achievable Potential by Sector for Each Division
Figure 1-12 Overall Impact of Sensitivity Analysis with Higher Avoided Costs
Figure 1-13 Residential Achievable Potential with Increased Avoided Energy Costs
Figure 1-14 Commercial Achievable Potential with Increased Avoided Energy Costs
Figure 1-15 Industrial Achievable Potential with Increased Avoided Energy Costs
Figure 1-16 Total Achievable Potential by State in 2040, in GWh
Figure 1-17 Total Energy Efficiency Achievable Potential in 2040, as a Percentage of Adjusted Baseline Sales
Figure 1-18 Remaining 2040 Energy Efficiency Achievable Potential Based on Extrapolation of Average Historical State Savings
List of Tables
Table 1-1 Categories of Residential Efficiency Measures Considered
Table 1-2 Categories of Commercial Efficiency Measures Considered
Table 1-3 Structural Changes to the Model
Table 1-4 Updated Model Input and Baseline Data
Table 1-5 Forecast of Annual Electricity Consumption in the U.S.
Table 1-6 Forecast of Potential Electricity Savings in the U.S.
Table 1-7 Comparison of Latest Results and Previous Forecast of Achievable Potential
Table 1-8 Baseline Energy Consumption and 2040 Achievable Potential by Region (GWh)
Table 1-9 2040 Achievable Potential by Sector for Each Division
Table 1-10 Top Three End Uses for 2040 Achievable Potential, Northeast Census Region
Table 1-11 Top Three End Uses for 2040 Achievable Potential, South Census Region
Table 1-12 Top Three End Uses for 2040 Achievable Potential, Midwest Census Region
Table 1-13 Top Three End Uses for 2040 Achievable Potential, West Census Region
Table 1-14 Impact of Increased Avoided Energy Costs on Cumulative Achievable Potentials with Cumulative Baseline Consumption