AA-1 ACRONYMS AND ABBREVIATIONS

ACCA: Air Conditioning Contractors of America AEO: Annual Energy Outlook ANOPR: Advance Notice of Proposed Rulemaking

ANSI: American National Standards Institute ARI: Air-Conditioning and Refrigeration Institute ARWI: Air-Conditioning & Refrigeration Wholesalers Association International ASHRAE: American Society of Heating, Re frigerating and Air-Conditioning Engineers BLAST: Building Loads and System Thermodynamics BLM: Bureau of Land Management

BOM: bill of materials BOMA: Building Owners and Managers Association Btu/h: British thermal units per hour

C&I: commercial and industrial CAPM: capital asset pricing model CBECS: Commercial Buildings Energy Consumption Survey CDD: cooling degree-days CFL: compact fluorescent lamp cfm: cubic feet per minute CMER: consumer marginal energy rates

CO 2 : carbon dioxide COP: coefficient of performance

CPU: central processing unit CUAC: commercial unitary air conditioner

DCV: demand-controlled ventilation DFS: demolished floor space DOE: Department of Energy ECB: energy cost budget ECM: electronically commutated motor EER: energy efficiency ratio EFS: existing floor space EHD: electro-hydrodynamic enhancement EIA: Energy Information Administration ELCAP: End-Use Load and Consumer Assessment Program EPA: Environmental Protection Agency EPACT: Energy Policy Act EPCA: Energy Policy and Conservation Act ERP: equity risk premium EUI: end use intensity EXV: electronic expansion valve FCR: fixed charge rate FEMA: Federal Emergency Management AgencyAA-2 FEMP: Federal Energy Management Program FERC: Federal Energy Regulatory Commission FG: fiberglass FLEOH: full load equivalent operating hours GDP: gross domestic product GRIM: Government Regulatory Impact Model HCFC: hydro-chlorofluorocarbon HDD: heating degree-days HFC: hydrofluorocarbon hp: horsepower HRCU-A-CB: Split System Heat Pump with Remote Outdoor Unit, Air Source HSP-A: Single Package Heat Pump, Air Source HTML: Hypertext Markup Language HVAC: heating, ventilation, and air conditioning IESNA: Illuminating Engineering Society of North America IMBUILD: Impact of Building Energy Efficiency Programs IMPLAN: Impact Analysis for Planning IOU: investor-owned utility IPLV: Integrated Part-Load Value ISO: independent system operator ITS: Intertek Testing Services

K: Kelvin

kW: kilowatts kWh: kilowatt hours (10 3 watt-hours) LBNL: Lawrence Berkeley National Laboratory LCC: life-cycle cost LMTD: log-mean temperature difference low-e: low-emissivity LP: linear programming MIA: manufacturer impact analysis

MMS: maximum market saturation MWh: megawatt-hours (10 6watt-hours) NECPA: National Energy Conservation Policy Act NEMS: National Energy Modeling System NEMS-BT: National Energy Modeling System-Building Technologies NES: national energy savings

NFPA: National Fire Protection Association NFS: new construction floor space

NH 3 : ammonia NIOSH: National Institute for Occupational Safety and Health NIST: National Institute of Standards and Technology NOAA: National Oceanographic and Atmospheric Administration NOPR: Notice of Proposed Rulemaking

NO

x : oxides of nitrogenAA-3 NPV: net present value O&P: overhead and profit OEM: original equipment manufacturer OIRA: Office of Information and Regulatory Affairs OMB: Office of Management and Budget ORNL: Oak Ridge National Laboratory OSHA: Occupational Safety and Health Administration PBA: principal building activity PBP: payback period PJM: Pennsylvania-New Jersey-Maryland PNNL: Pacific Northwest National Laboratory ppm: parts per million PTAC: packaged terminal air conditioner quad: quadrillion (10 15 ) Btu RCU-A-C: Split System Air Cooled Condensing Unit, Coil Alone RCU-A-CB: Split System Condensing Unit, Coil with Blower, Air Cooled RCUY-A-CB: Year-Round Split System Air Cooled Condensing Unit, Coil Alone REIT: systematic firm risk in the property owner and development sector RER: Regional Economic Research, Inc. RTP: real-time pricing SC: shading coefficient SEC: Securities Exchange Commission sf: square foot SFS: surviving floor space

SHR: sensible heat ratio

SIC: standard industrial code

SO 2 : sulfur dioxide SP-A: Single Package Air Conditioner, Air Cooled SPVU: single package vertical units SPY-A: Year-Round Single Package Air Conditioner, Air Cooled SSPC: Standing Standards Project Committee SWH: service water-heating

TDM: tariff data model TES: thermal energy storage TMY: typical meteorological year

TOU: time-of-use TSD: Technical Support Document TXV: thermostatic expansion valve UA: heat transfer coefficient multiplied by area UAC PPI: unitary air conditioner producers price index

URL: Uniform Resource Locator USGS: United States Geological Survey

W/ft2 : watts per square foot WACC: weighted average cost of capitalAA-4 WWR: window-to-wall ratio