Glossary



A B C D E F G H I L M N O P Q R S U V


AAMA - American Architectural Manufacturers Association

ACEEE - American Council for an Energy Efficient Economy

AEO - EIA's Annual Energy Outlook

AFEAS - Alternative Fluorocarbons Environmental Acceptability Study

AFUE - Annual Fuel Utilization Efficiency

AHAM - Association of Home Appliance Manufacturers

ARI - Air-Conditioning and Refrigeration Institute

ASHRAE - American Society of Heating, Refrigerating and Air-Conditioning Engineers

BTS - DOE's Office of Building Technology, State and Community Programs

CBECS - EIA's Commercial Building Energy Consumption Survey

CDD - Cooling Degree Days

CF - Cubic feet

CFC - Chlorofluorocarbon

CHP - Combined Heat and Power

CO - Carbon monoxide

CO2 - Carbon dioxide (CO2 )

COP - Coefficient of Performance (dimensionless, heating/cooling capacity: (Btu) over electric input (Btu))

CPS - Bureau of the Census' Current Population Survey

Delivered - Refers to energy used on site (including purchased electricity)

DG - Distributed Generation

DOC - U.S. Department of Commerce

DOE - U.S. Department of Energy

EER - Energy Efficiency Ratio (Btu/watt-hour)

EERE - DOE’s Energy Efficiency and Renewable Energy Office

EF - Energy Factor

EIA - DOE's Energy Information Administration

EPA - U.S. Environmental Protection Agency

FEMP - DOE's Federal Energy Management Program

FT2 - Square Feet

FY - Fiscal Year

GAMA - Gas Appliance Manufacturers Association

GDP - Gross Domestic Product

GHP - Geothermal Heat Pump

GWP - Global Warming Potential

HCFC - Hydrochlorofluorocarbon

HFC - Hydrofluorocarbon

HHS - U.S. Department of Health and Human Services

HSPF - Heating Season Performance Factor (Btu/watt-hour)

HUD - U.S. Department of Housing and Urban Development

HVAC/R - Heating, ventilating, and air-conditioning/refrigeration

IEA - International Energy Agency

LBNL - Lawrence Berkeley National Laboratory

LIHEAP - HHS' Low Income Home Energy Assistance Program

LPG - Liquid Petroleum Gas

MEF - Modified Energy Factor

MMTCE - Million metric tons of carbon equivalent (includes only energy consumption effects, unless otherwise noted)

N.A. - Not Available

N/A - Not Applicable

NAHB - National Association of Home Builders

NCES - National Center for Educational Statistics

NEMS - National Energy Modeling System

NIST - National Institute of Standards and Technology

NOx - Nitrogen oxide (NOx )

NWWDA - National Wood Window and Door Association

OBE - BTS's Office of Building Equipment

OBT - DOE's Office of Building Technology, State and Community Programs (formerly the Office of Building Technologies)

ODP - Ozone Depletion Potential

ORNL - Oak Ridge National Laboratory

OWIP - Office of Weatherization and Intergovernmental Program

PM-10 - Particulate matter of aerodynamic diameter less than 10 microns

PM-2.5 - Particulate matter of aerodynamic diameter less than 2.5 microns

PNNL - Pacific Northwest National Laboratory

Primary - Refers to energy used at the source (including fuel input to electric power plants)

PV - Photovoltaic

PY - Program Year

Quad - Quadrillion Btu (10^15 Btu)

R-value - Thermal resistance measured in (Btu/Hr-SF-oF)-1

RECS - EIA's Residential Energy Consumption Survey

SEDS - State Energy Data System

SEER - Seasonal Energy Efficiency Ratio (Btu/watt-hour)

SEF - Solar Energy Factor

SF - Square feet

SHGC - Solar heat gain coefficient

SIC - Standard Industrial Classification

Site - Refers to energy used on site (i.e., delivered)

SO2 - Sulfur dioxide (SO2 )

SRCC - Solar Rating and Certification Corporation

U-Factor - Thermal conductance measured in (Btu/Hr-SF-oF)

VOC - Volatile organic compounds