705 abbreviations
Abbreviation Meaning
AAQS Ambient Air Quality Standards (environment) (US)
AAU Assigned amount units (measurement)
ABF Aquatic Base Flow (Hydropower) (electricity)
ABT Availability based tariff (electricity)
AC Alternating current
ACA Annual Charge Adjustment (electricity)
Acc. Accession countries (to the European Union) (government)
ACE Area Control Error (electricity)
ACEEE American Council for an Energy-Efficient Economy
ACRS Accelerated Cost Recovery System (finance)
ADITC Accumulated Deferred Investment Tax Credit (policy)
ADR Asset Depreciation Range (finance)
ADR Alternative dispute resolution
AEP American Electric Power (electricity)
AESO Alberta Electric System Operator
AFE Authority for Expenditure or Authorization for Expenditure
AFUDC allowance for funds used during construction
AFUE annual fuel utilization efficiency
AFV Alternative fuel vehicle
AGA American Gas Association
AGC Automatic generation control
AGD Associated Gas Distributors (US)
AIMA Agricultural Impact Mitigation Agreement (US)
AMBO Armenia, Macedonia, Bulgaria Oil pipeline
AMI Advanced metering infrastructure
AMR Automated meter reading also known as Automatic Meter Reading
AMRA Automatic Meter Reading Association
ANGTA Alaskan Natural Gas Transportation Act of 1977 to build the Alaska gas pipeline
ANGTS Alaskan Natural Gas Transportation System
AOS Authorized Overrun Service
APA Administrative Procedure Act
APA Alaska Power Administration
APE Area of potential effect (electricity)
API American Petroleum Institute (oil)
APPA American Public Power Association (electricity)
APR Actual peak reduction (e.g. in demand response systems) (electricity)
AQCR Air Quality Control Region (US) (environment)
ARA (in shipping) ports of Amsterdam – Rotterdam – Antwerp (oil)
ASCC Alaskan System Coordination Council
ASE Alliance to Save Energy
ATC Available transfer capability
AVR Automatic Voltage Regulator (electricity)
BA Balancing Authority
BA Biological Assessment
BACT Best Available Control Technology
BBL barrel (42 gallons)
BBL Balgzand Bacton Line (BBL Pipeline)
BBL/D Barrel per day
BBL/SD Barrel per day, on stream days
BCD Barrel per day, on calendar days