Chat 1 Internet 2 Bussines and finance 3 Energy 4 AAQS Ambient Air Quality Standards (environment) (US) 4 AAU Assigned amount units (measurement) 4 ABF Aquatic Base Flow (Hydropower) (electricity) 4 ABT Availability based tariff (electricity) 4 AC Alternating current 4 ACA Annual Charge Adjustment (electricity) 4 ACE Area Control Error (electricity) 4 ACEEE American Council for an Energy-Efficient Economy 4 ACL Access Control List 2 ACRS Accelerated Cost Recovery System (finance) 4 ADITC Accumulated Deferred Investment Tax Credit (policy) 4 ADR American Depositary Receipt 3 Asset Depreciation Range (finance) —Alternative dispute resolution 4 AEP American Electric Power (electricity) 4 AESO Alberta Electric System Operator 4 AFE Authority for Expenditure or Authorization for Expenditure 4 AFUDC allowance for funds used during construction 4 AFUE annual fuel utilization efficiency 4 AFV Alternative fuel vehicle 4 AGA American Gas Association 4 AGC Automatic generation control 4 AGD Associated Gas Distributors (US) 4 AIMA Agricultural Impact Mitigation Agreement (US) 4 AJAX Asynchronous JavaScript and XML 2 ALJ Administrative law judge 4 AMBO Armenia, Macedonia, Bulgaria Oil pipeline 4 AMI Advanced metering infrastructure 4 AMR Automated meter reading also known as Automatic Meter Reading 4 AMRA Automatic Meter Reading Association 4 ANGTA Alaskan Natural Gas Transportation Act of 1977 to build the Alaska gas pipeline 4 ANGTS Alaskan Natural Gas Transportation System 4 ANSI American National Standards Institute 4 AOS Authorized Overrun Service 4 AP B[edit] BAU – Business As Usual 3 Access Point 2 APA Administrative Procedure Act —Alaska Power Administration 4 APE Area of potential effect (electricity) 4 API Application Programming Interface 2 American Petroleum Institute (oil) 4 APPA American Public Power Association (electricity) 4 APR Actual peak reduction (e.g. in demand response systems) (electricity) 4 AQCR Air Quality Control Region (US) (environment) 4 ARA (in shipping) ports of Amsterdam – Rotterdam – Antwerp (oil) 4 ARR Auction Revenue Rights (electricity) 4 AS Autonomous System 2 ASCC Alaskan System Coordination Council 4 ASE Alliance to Save Energy 4 ASTM American Society for Testing and Materials 4 ATC Available transfer capability 4 ATX Advanced Technology eXtended 2 AVR Automatic Voltage Regulator (electricity) 4 Acc. Accession countries (to the European Union) (government) 4 B2C Business to Consumer 3 B2G Business-to-government 3 BA Balancing Authority 4 Biological Assessment 4 BACT Best Available Control Technology 4 BBL barrel (42 gallons) —Balgzand Bacton Line (BBL Pipeline) 4 BBL/D Barrel per day 4 BBL/SD Barrel per day, on stream days 4 BCD Barrel per day, on calendar days 4 BCF billion cubic feet 4 BCP Blackstart Capability Plan 4 BES Bulk electric system (Electricity transmission) 4 BGP Border Gateway Protocol 2 BIA Bureau of Indian Affairs (US) 4 BIOS Basic Input Output System 2 BLM Bureau of Land Management of United States Department of the Interior 4 BLS Bureau of Labor Statistics of United States Department of Labor 4 BOE Barrel of oil equivalent (international) 4 BPA Bonneville Power Administration (US) 4 BPL Broadband over power line 4 BPS Bulk Power System (Electricity transmission) 4 BRU Business-to-business 3 BTL building tightness limit (building tightness) 4 BTMG Behind The Meter Generation 4 BTU British thermal unit(s) 4 BTX from BTX process, a mixture of benzene, toluene, and xylene (oil) 4 BUSI Business 3 BWR Boiling water reactor (nuclear) 4 BfP Bureau Fédéral du Plan (Belgium). (Has responsibilities over economic, social and environmental policy 4 BuRec United States Bureau of Reclamation (government) 4 C&F Customer Experience 3 C&I Commercial and industrial customers (Electricity transmission) 4 CA Carbon Abatement- increasing carbon neutrality —Control area (EU) – The portion of the generation and transmission system controlled by a single transmission system operator. (See also TSO). 4 CAA Clean Air Act (US) 4 CAEM Center for the Advancement of Energy Markets (US) 4 CAFE Corporate Average Fuel Economy standards (US) 4 CAGR Capital Expenditures 3 CAISO California Independent System Operator Corporation, a regional transmission organization. (US) 4 CAP Capacity market programs 4 CAPM Capital asset pricing model 4 CARB California Air Resources Board 4 CBL Customer Baseline Load 4 CBM Capacity Benefit Margin 4 CBOB Conventional Gasoline Blendstock for Oxygenate Blending (Motor Gasoline Blending Component) 4 CC Combined cycle see also CCPP and CCGT 4 Combined cycle Gas turbine electricity generator 4 CCLIP Conditional Credit Line for Investment Projects 4 CCN Certificate of Convenience and Necessity (utilities regulation) 4 CCPG Colorado Coordinated Planning Group 4 CCPP Combined cycle power plant 4 CD Contract Demand 4 CDD Cooling degree day, a qualitative index used to reflect the demand for energy to cool a business 4 CDH cooling degree hours (climate) 4 CDM Clean Development Mechanism 4 CDMA Code Division Multiple Access 2 CEA Country Environmental Analysis 4 CEC California Energy Commission —Commission for Environmental Cooperation 4 CEEC Central and Eastern European Countries 4 CEMS Continuous emissions monitoring system 4 CEP Country Environmental Profile —Clean Energy Partnership, a joint hydrogen-project in Europe. 4 CEPII Centre d'Etudes Prospectives et d'Informations Internationales Economics think tank 4 CEPS Centre for European Policy Studies 4 CEQ Council on Environmental Quality 4 CER Certified Emission Reduction 4 CERA Cambridge Energy Research Associates 4 CERCLA Comprehensive Environmental Response, Compensation, and Liability Act "Superfund" (US) 4 CERCLIS Comprehensive Environmental Response, Compensation, and Liability Information System (US) 4 CERTS Consortium for Electric Reliability Technology Solutions sposored by the United States Department of Energy and California Energy Commission (US) 4 CFL compact fluorescent light 4 CFO Chief Financial Officer 3 CFS Certified Internal Auditor 3 cubic feet per second 4 CFTC Commodity Futures Trading Commission 4 CH4 Methane 4 CHP Combined heat and power 4 CIAC Contributions in Aid of Construction 4 CIF Committee on monetary, finance and balance of payments statistics 3 CIP Critical Infrastructure Protection (US) —see also EPCIP European Programme for Critical Infrastructure Protection 4 CMO Chief Marketing Officer 3 CMVE Competitive Market Value Estimate 4 CNG Compressed natural gas 4 CO Carbon monoxide 4 CO2 Carbon dioxide 4 COB Close of Business 3 COC Cost of capital 4 COE U.S. Army Corps of Engineers 4 COGS Cost of Goods Sold 3 COP coefficient of performance 4 CP Coincident Peak —Certificate Proceeding 4 CPA Consumer Price Index 3 California Power Authority 4 CPI Consumer Price Index 4 CPP Critical Peak Pricing 4 CPP-F Critical peak fixed 4 Critical peak variable 4 CPS Control Performance Standard —Cycles per second (hertz) 4 CPU Cost per Unit 3 Central Processing Unit 2 CPUC California Public Utilities Commission 4 CREF Caribbean Renewable Energy Facility 4 CRI color rendering index 4 CRM Customer Relationship Management 3 2 CRP Conservation Reserve Program (US) 4 CRT Capacity Reservation Tariff 4 CSD Commission for Sustainable Development (UN) 4 CSEM Center for the Study of Energy Markets (US) 4 CSI Continual Service Improvement 3 CSO Chief Security Officer 3 CSP Country Strategy Paper —Curtailment service provider 4 CSR Corporate social responsibility 3 CSS Cascading Style Sheets 2 CSV Comma-separated Values 2 CT Combustion turbine (electricity) 4 CTO Chief Technology Officer 3 CVP Consumer-to-business 3 CVS Concurrent Version Control 2 CZMA Coastal Zone Management Act 4 CfD Contract for difference 4 Corp. Chief Operating Officer 3 DA-RTP RTP Day ahead real time pricing (regarding Electricity metering) 4 DADRP Day Ahead Demand Response Program 4 DANIDA Danish International Development Agency 4 DC Direct current 4 DCLM Direct control load management 4 DCS Disturbance Control Standard 4 DDA Department 3 DEFG Distributed Energy Financial Group (US) 4 DEIS Draft Environmental Impact Statement (US) 4 DER Distributed Energy Resources 4 DF Distribution Factor 4 DFS Dynamic Frequency Selection 2 DG Distributed generation (electricity) —Directorate-General (EU) (government) 4 DI Director 3 DIIS Danish Institute for International Studies (organization) 4 DLC Direct load control (regarding Load management) 4 DME Disturbance Monitoring Equipment 4 DNS Domain Name Server 2 DO Dissolved oxygen 4 DOE United States Department of Energy (government) 4 DOE/FE United States Department of Energy Office of Fossil Energy (government) 4 DOI United States Department of the Interior (government) 4 DOT United States Department of Transportation (government) 4 DR Demand response 4 DRAM Demand Response and Advanced Metering Coalition 4 DRB Demonstrated reserve base 4 DRCC Demand Response Coordinating Council (coalition) 4 DRR Demand Response resources 4 DRRC Demand Response Research Center (California) 4 DSM Demand side management 4 DSO Distribution system operator (regarding electricity distribution) 4 DTP Do this please 3 DTW dealer tank wagon (as in, "oil companies setting regional dealer tank wagon pricing") (Oil) 4 DVB-T Digital Video Broadcast - Terrestrial 2 DVP Delivery versus payment 3 Dth Dekatherm (defined as 1 million British thermal units, also written "MMBtu") (measurement) 4 E&D Exploration and development expenses 4 E85 E85 fuel: A fuel containing a mixture of 85 percent ethanol and 15 percent gasoline 4 E95 like E85 fuel but with less gasoline. A fuel containing a mixture of 95 percent ethanol and 5 percent gasoline 4 EA Environmental assessment as in an Environmental impact assessment 4 EACs Effective annual rate 3 EAR Estimated additional resources, as in considering reserves of uranium deposits 4 EAY Earnings before Interest, Taxes, Depreciation, and Amortization 3 EC European Commission 4 ECAR East Central Area Reliability Coordination Agreement (US) 4 ECB Electronic Data Interchange 3 ECC Error-correcting code memory 2 ECGC Export Credit Guarantee Corporation of India 3 ECPA Electric Consumers Protection Act (US) 4 EDC Electric Distribution Company (electricity) 4 EDGE Enhanced Data Rates for GSM Evolution 2 EDRP Emergency demand response program 4 EE Energy efficiency 4 EEI Edison Electric Institute 4 EEM Energy Efficient Mortgage 4 EER energy efficiency ratio 4 EF Earth Fault 4 energy factor (clothes washers) 4 EFSM Enterprise Resource Planning 3 EHV Extra high voltage 4 EIA Energy Information Administration (US) —Environmental impact assessment (international) 4 EIB European Investment Bank 4 EIM Energy Imbalance Market (electricity) 4 Energy Improvement Mortgage 4 EIPP Eastern Interconnection Phasor Project 4 EIS Environmental Impact Statement (US) 4 ELCON Electricity Consumers Resources Council 4 EMF Electro magnetic field 4 EMI Equated Monthly Installment 3 EMP Environmental Management Plan 4 EOR Enhanced oil recovery 4 EPA United States Environmental Protection Agency 4 EPAct Energy Policy Act of 1992 (US) —Energy Policy Act of 2005 (US) 4 EPC Export Promotion Council 3 EPCIP European Programme for Critical Infrastructure Protection 4 EPRI Electric Power Research Institute (US) 4 EPSA Electric Power Supply Association 4 EQR Electric Quarterly Report 4 ERA Economic Regulatory Administration (part of United States Department of Energy 4 ERCOT Electric Reliability Council of Texas, Inc, a regional transmission organization. (US) 4 ERGEG European Regulators Group for Electricity and Gas 4 ERIS Energy Resource Interconnection Service (electricity) 4 ERO Electric Reliability Organization. The US designated NERC as its ERO. 4 ERP Enterprise Resource Planning 2 ERRA Energy Regulators Regional Association 4 ERV energy-recovery ventilator 4 ERoEI Energy returned on energy invested 4 ESCO Energy service company 4 ESI Environmental Sustainability Index 4 ESMAP Energy Sector Management Assistance Programme 4 ESP Electrostatic precipitator 4 ESS Energy Storage System, as in grid energy storage (electricity) 4 ETA Estimated Time of Arrival 3 ETBE ethyl tertiary butyl ether 4 ETD Estimated Time of Delivery 3 ETSO European Transmission System Operators association 4 EU European Union 4 EUEF European Union Energy Facility 4 EUEI European Union Energy Initiative 4 EdF Electricité de France 4 FAB Feature Advantage Benefits 3 FAC Fuel Adjustment Clause 4 FACTS Flexible Alternating Current Transmission System 4 FASB Financial Accounting Standards Board 4 FBR fast breeder reactor 4 FCITC First Contingency Incremental Transfer Capability 4 FDP Finance Department 3 FEIS Final Environmental impact statement (US) 4 FELCC Firm Energy Load Carrying Capability 4 FERC Federal Energy Regulatory Commission (U.S.) 4 FGD Flue-gas desulfurization 4 FIFO Finance Minister 3 FINESSE Financing Energy Services for Small Scale Users 4 FL Financial leverage 3 FLPMA Federal Land Policy and Management Act (US) 4 FME Free market economics 4 FOB Freight On Board 3 FOC Free Of Cost 3 FOMC Financial Information Exchange 3 FONSI Finding of no significant impact. See Environmental impact statement (US) 4 FPA Federal Power Act (US) 4 FPC Federal Power Commission (US) 4 FPS Frames Per Second 2 Firm peaking service. See Peaking power plant 4 FRCC Florida Reliability Coordinating Council (US) 4 FRS Financial Reporting System 4 FSA For Your Information 3 FT Firm Transportation Service 4 FTC Federal Trade Commission (US) 4 FTP File Transfer Protocol 2 FTR Firm Transmission Rights —Financial Transmission Rights. See explanation in electricity markets. 4 FTS Firm transportation service 4 FUA The Fuel Use Act (US) 4 FUCO Foreign Utility Company 4 FUP Fair User Policy 2 FWPA Federal Water Power Act (US) 4 FYA For Your Action 3 Fin Min Finance Minister 3 Fishway Fish ladder 4 G&T Generation and transmission utility cooperative (electricity) 4 GAAP Generally Accepted Accounting Principles 3 GAAS Gross Domestic Product 3 GADS Generating Availability Data System (electricity) 4 GAL gallon (measurement) 4 GAO Government Accountability Office (General Accounting Office) (US) (government) 4 GATT General Agreement on Tariffs and Trade (government) 4 GDP gross domestic product (economics) 4 GDR General Ledger 3 GEF Global Environmental Facility (environment) 4 GFN Global Footprint Network 4 GFSE Global Forum on Sustainable Energy (organization) 4 GHC Gross Inland (energy) Consumption (EU) (energy) 4 GHG Greenhouse gas (climate) 4 GIA Generator Interconnection Agreement (electricity) 4 GIC Gas Inventory Charge (natural gas) 4 GISB Gas Industry Standards Board (now NAESB) (US) (natural gas) 4 GLDF Generator to Load Distribution Factor. See Load balancing (electricity) 4 GM Game Master 2 GMO Genetically modified organism 4 GMP Green Mountain Power (US) (electricity) 4 GMROII Gross Margin Return on Inventory Investment 3 GMV Gross Merchandise Volume 3 GNP gross national product (economics) 4 GNSED Global Network for Sustainable Energy Development 4 GP Gross Profit 3 GPO Global Value Chain 3 GPS Global Positioning System 2 GRI Gas Research Institute (US) (natural gas) 4 GSF Generator to Load Distribution Factor. See Load balancing (electricity) 4 GSR Gas Supply Realignment (natural gas) 4 GTCC Gas Turbine Combined Cycle (electricity) 4 GTI Gas Technology Institute (US) 4 GVEP Global Village Energy Partnership (organization) 4 GVW gross vehicle weight (transportation) 4 GW Gigawatt (one billion watts) (measurement- elect) 4 GWE Gigawatt of electric energy (measurement- elect) 4 GWP global warming potential (climate) 4 Genco Any company doing electricity generation (US) (electricity) 4 Gm3 Billion cubic metres (measurement – gas) 4 GridCo Any company running a transmission grid (electricity). Also known as a TransCo (US) (electricity) 4 Gt Gigaton (1 billion tons) (measurement) 4 Gtoe One billion tons of oil equivalent(EU) (measurement- oil) 4 Gwh Gigawatt hour (one billion watt hours) (measurement- elect) 4 HCA Host Control Area (electricity) 4 HD High Definition,Half Duplex 2 HDD Heating degree days a qualitative index used to reflect the demand for energy to heat a business (conservation) 4 heating degree day 4 HERS Home energy rating standard (conservation) 4 HHI Herfindahl–Hirschman Index (markets) 4 home heating index 4 HID high intensity discharge (electricity) 4 high-intensity discharge 4 HQ I[edit] IAS – International Accounting Standards 3 HR Human Resources 3 HRV heat-recovery ventilator 4 HSDPA High-Speed Downlink Packet Access 2 HSPF heating seasonal performance factor 4 HTGR high temperature gas cooled reactor (nuclear) 4 HTML HyperText Markup Language 2 HTTP Hypertext Transport Protocol 2 HVAC Heating, ventilation, and air conditioning (conservation) —High voltage alternating current (electricity) 4 HVAR Highly Valued Aquatic Resource 4 HVDC High Voltage Direct Current 4 HVI Home Ventilating Institute 4 I/C Interruptible /Curtailable (electricity) 4 ICAP Installed Capacity (electricity) 4 ICAP-SCR Installed capacity special case resources (electricity) 4 ICB International Financial Reporting Standard 3 ICCP Inter-Control Center Communications Protocol (electricity) 4 ICE Internal combustion engine (transportation) 4 ICT Independent Coordinator of Transmission (US) (electricity) —Information and Communication Technology 4 IDC Interchange Distribution Calculator (electricity) 4 IEA International Energy Agency (Paris) 4 IECC International Energy Conservation Code 4 IEEE Institute of Electrical and Electronics Engineers 4 IEM Internal electricity market (electricity) 4 IEPE Institute of Energy Policy and Economics (France) 4 IER Incremental Energy Rate 4 IET International emission trading (policy) 4 IGCC Integrated coal gasification combined cycle 4 IGIC Interim gas inventory charge (natural gas) 4 IGSC Interim gas supply charge (natural gas) 4 IGT Institute of Gas Technology (natural gas) 4 IHR Incremental Heat Rate- plant monitoring (electricity) 4 IIASA International Institute for Applied System Analysis 4 IJC International Joint Commission 4 ILCLP Initial Public Offering 3 ILP Integrated Licensing Process 4 INGAA Interstate Natural Gas Association of America 4 IOS Interconnected Operations Services (electricity) 4 IOU Investor owned utility (electricity) 4 IP Internet Protocol 2 IPAA Independent Petroleum Association of America (oil) 4 IPCC Intergovernmental Panel on Climate Change (climate) 4 IPP Independent Power Producer (electricity) 4 IPS/UPS Integrated Power System/United Power System, consisting of Independent Power Systems of 12 countries bordering Russia and the Unified Power System of Russia 4 IPTV Internet Protocol Television 2 IR Interest Rate - typically referring to an IR derivative product 3 IRC Internet Relay Chat 2 ISO / RTO Council (electricity) 4 IROL Interconnection Reliability Operating Limit (electricity) 4 IRP Integrated Resource Planning 4 IRR Internal Rate of Return (finance) 4 IRS Institute of Supply Management 3 ISO Independent System Operator (US) (see also TSO) Responsible for grid management, but does not own assets. (electricity) 4 NE ISO New England, Inc. (electricity) 4 ISO-NE Independent System Operator of New England, a regional transmission organization. (US) (electricity) 4 ISP Internet Service Provider 2 ISS Interruptible Sales Service 4 IT Interruptible Transportation is gas shipment via pipeline whose delivery may be interrupted in favor of "firm shipment" contracts if there is lack of capacity. (natural gas) 4 ITC Investment tax credit (policy) 4 ITS "Interruptible Transportation Service" is gas shipment via pipeline whose delivery may be interrupted in favor of "firm shipment" contracts if there is lack of capacity. (natural gas) 4 IYR J[edit] J – Journal 3 JIS Just in sequence 3 JIT Just in time 3 JRC Joint Research Centre 4 JREC Johannesburg Renewable Energy Coalition 4 JSON JavaScript Object Notation 2 K L[edit] LBO – Leveraged Buyout 3 K-value thermal conductance 4 KVM Keyboard Video Mouse 2 LBA Local Balancing Authority (electricity) 4 LBNL Lawrence Berkeley National Laboratory (US) 4 LC London Interbank Offered Rate 3 LDC Local distribution company (electricity) 4 LEED Leadership in Energy and Environmental Design, standard for Green Building design 4 LEVP Low Emissions Vehicle Program 4 LHV lower heating value 4 LIFFE Limited Liability Company 3 LIHEAP Low Income Home Energy Assistance Program 4 LIPA Long Island Power Authority (US) (electricity) 4 LLF Load-loss factor (electricity) 4 LME Limited Company 3 LMP Locational marginal price/pricing. See explanation in electricity markets. 4 LMR Load Modifying Resource (electricity) 4 LNG Liquified Natural Gas 4 LODF Line Outage Distribution Factor (electricity) 4 LOLE Loss of Load Expectation (electricity) 4 LPG liquefied petroleum gas 4 LPN Lender Participation Notes 4 LRG liquefied refinery gases 4 LSE Load serving entity 4 LSF Load Shift Factor 4 LWR light water reactor 4 LXC LinuX Containers 2 LaaR Load acting as a resource (ERCOT category) (electricity) 4 Low-e low emissivity 4 MAAC Mid Atlantic Area Council (US- geographically within PJM) 4 MAC Media Access Control address 2 MADRI Mid Atlantic Distributed Resources Initiative (US) 4 MAIN Mid America Interconnected Network (US) 4 MAOP Maximum allowable operating pressure 4 MAPP Mid Continent Area Power Pool (US) 4 MBD million barrels per day 4 MBOED One million barrels of oil equivalent(EU) 4 MBR Market based Rates 4 MBS mortgage-backed security 3 Macro economic Budget Support 4 MDAS Meter Data Acquisition System 4 MDD Maximum Daily Delivery Obligations 4 MDDQ Maximum Daily Delivery Quantity 4 MDM Meter Data Management 4 MDQ Maximum Daily Quantities 4 MECS Manufacturing Energy Consumption Survey 4 MEDREP Mediterranean Renewables Energy Partnership 4 MEF modified energy factor (clothes washers) 4 MER Maximum efficient rate 4 MERC Mobile Emission Reduction Credit (MERC) (US) 4 MFV Modified fixed variable rate 4 MIC Month on Month / Month over Month 3 MINHERS Mortgage Industry National Home Energy Rating Systems Standards 4 MISO Midcontinent Independent System Operator, Inc. A regional transmission organization. (US) 4 MLP Maximum lawful price 4 MLRA Major Land Resource Areas 4 MM Used to denote million in gas usage 4 MMBtu 1 million British thermal units, same as dekatherm 4 MMC Market Monitoring Center 4 MMCF one million cubic feet (measurement of natural gas) 4 MMCFD one million cubic feet per day 4 MMGAL one million gallons 4 MMGAL/D one million gallons per day 4 MMS Minerals Management Service (US) 4 MMST one million short tons 4 MMbbl/d one million barrels of oil per day 4 MODFLOW model of groundwater flow 4 MOQ Memorandum Of Understanding 3 MOU Memorandum of Understanding 4 MOX mixed oxide fuel (nuclear) 4 MPC Maximum Retail Price 3 MPG Miles per gallon 4 MRO Midwest Reliability Organization (US) 4 MSA metropolitan statistical area 4 MSHA Mine Safety and Health Administration (US) 4 MSOD Manufacturer's Suggested Retail Price 3 MSW Municipal solid waste 4 MTBE methyl tertiary butyl ether 4 MTD Month-to-date 3 MTEF Medium Term Expenditure Framework 4 MTEP Midwest ISO Transmission Expansion Plan 2005 (US) 4 MTU Maximum Transmission Unit 2 MVA Megavolt amperes (one million volt amperes) 4 MVG minimum ventilation guideline (building tightness) 4 MVL minimum ventilation level (building tightness) 4 MW Megawatt (one million watts) 4 MWE megawatt electric 4 MWh Megawatt hour (one million watt hours) 4 Mcf Roman numeral "M" for one thousand cubic feet (measurement of natural gas) 4 Mt one million tons (ambiguous as to whether short tons or metric tons) —one Metric ton 4 Mtoe One million tons of oil equivalent(EU) 4 Muni Municipality 4 N2O nitrous oxide 4 NAAQS National Ambient Air Quality Standards (US) 4 NAECA National Appliance Energy Conservation Act 4 NAESB North American Energy Standards Board (formerly GISB) 4 NAFTA North American Free Trade Agreement 4 NAICS North American Industry Classification System 4 NAP National Renewable Energy Action Plan 4 NARUC National Association of Regulatory Utility Commissioners (US) [1] 4 NAS United States National Academy of Sciences 4 NASPI North American Synchrophasor Initiative 4 NASUCA National Association of Utility Consumer Advocates(US) 4 NATC Non Recallable Available Transfer Capability 4 NAV Non-Circumvent and Non-Disclosure 3 NBS National Bureau of Standards (US) 4 NCD Non coincidental Demand 4 NCEP National Council on Electricity Policy (US) [2] 4 NCSL National Conference of State Legislatures (US) 4 NDA Non-Disclosure Agreement 3 NEA The National Energy Act of 1978 (US) 4 NEB National Energy Board (Canada) 4 NEDRI New England Distributed Resources Initiative (US) 4 NEPA National Environmental Policy Act (US) 4 NEPOOL New England Power Pool 4 NERC North American Electric Reliability Council 4 NFS Network File System 2 NGA Natural Gas Act (US) 4 NGAA Natural Gasoline Association of America (US) 4 NGL natural gas liquids 4 NGPA Natural Gas Policy Act of 1978 (US) 4 NGPL Natural gas plant liquids 4 NGPSA Natural Gas Pipeline Safety Act of 1968 (US) 4 NGSA Natural Gas Supply Association (US) 4 NGV Natural gas vehicle 4 NHPA National Historic Preservation Act (US) 4 NIETC National Interest Electric Transmission Corridor (US) 4 NII Net Interest Income 3 NIM Net Operating Assets 3 NIMBY Not in my backyard regarding siting of energy generation and transmission infrastructure. 4 NITC Normal Incremental Transfer Capability 4 NOAA National Oceanic and Atmospheric Administration (US) 4 NOC National Oil Company 4 NOI Net Operating Income 3 Notice of Intent or Notice of Inquiry or Notice of Investigation 4 NOPAT Non-performing loan 3 NOPR Notice of Proposed Rulemaking (US) 4 NORDEL association of Nordic electric system operators, comprising Denmark, Finland, Norway, Sweden 4 NOx nitrogen oxides 4 NPCC Northeast Power Coordinating Council (US) 4 NPV Net Present Value 3 4 NRC Nuclear Regulatory Commission (US) 4 NRCS National Resource Conservation Service (US) 4 NRECA National Association of Rural Electric Cooperatives (US) 4 NREPA National Resource and Environmental Protection Act (US) 4 NRI National Rivers Inventory (US) 4 NRIS Network Resource Interconnection Service (electricity) 4 NSA Noise sensitive area 4 NTAC Northwest Transmission Assessment Committee (US) 4 NTE Not To Exceed 3 NTP Network Time Protocol 2 NUG Non Utility Generator 4 NURE national uranium resource evaluation (US) 4 NYDER New York Department of Environmental Resources 4 NYISO New York Independent System Operator, Inc. (US) 4 NYMEX O[edit] OC – Opportunity Cost 3 New York Mercantile Exchange 4 NYPSC New York Public Service Commission 4 NYSERDA New York State Energy Research and Development Authority 4 O&M Operation and Maintenance Expenses 4 O3 Ozone 4 OASIS Open Access Same-Time Information System 4 OATT Open Access Transmission Tariff (US) 4 OCF Organisation for Economic Co-operation and Development 3 OCS Outer Continental Shelf (oil) 4 OCSLA Outer Continental Shelf Lands Act (oil) 4 ODS oxygen depletion sensor 4 OECD Organization for Economic Cooperation and Development 4 OEM Original Equipment Manufacturer 3 original equipment manufacturers 4 OFO Operational Flow Order 4 OFX Open Financial Exchange 2 OIBDA Operating Income Before Depreciation And Amortization 3 OMP Operation and Maintenance Plan 4 OPEC Organization of Petroleum-Exporting Countries (oil) 4 OPEX Over-the-counter (finance) 3 OPRG oxygenated fuels program reformulated gasoline (oil) 4 ORNL Oak Ridge National Laboratory (U.S.) (nuclear) 4 OS Operačn&#237; Syst&#233;m 2 OSA Ochrann&#253; svaz autorsk&#253; 2 OSHA U.S. Department of Labor Occupational Safety and Health Administration 4 OTAG Ozone Transport Assessment Group 4 OTDF Outage Transfer Distribution Factor 4 OTEC ocean thermal energy conversion (electricity) 4 Ontario IESO Ontario Independent Electricity System Operator (Canada) 4 P&L Profit and Loss 3 P/E Price-to-earnings ratio 3 PA Purchasing agent 3 Promotional Activity 3 Planning Authority —Programmatic Agreement 4 PADD Petroleum Administration for Defense Districts (US) 4 PAT Profit After Tax 3 PBR pebble bed reactor (nuclear) 4 PBT Profit Before Tax 3 PC Personal Computer 2 PCB polychlorinated biphenyl 4 PCI Peripheral Component Interconnect 2 PCIe Peripheral Component Interconnect Express 2 PCM Project Cycle Management 4 PCT Programmable Communicating Thermostat (electricity) 4 PD Preliminary Determination 4 PDC Phasor data concentrator. See description in phasor measurement unit article. (electricity) 4 PDCI Pacific Direct Current Intertie (US) (electricity) 4 PEG to-earnings growth ratio 3 PEM Proton Exchange Membrane 4 PFC perfluorocarbons 4 PG&E Pacific Gas & Electric (US) (electricity) 4 PGA Purchased gas adjustment 4 PHA Production Handling Agreement 4 PHEK Q[edit] QC – Quality control or Quality costs 3 PHFFU Plant held for future use 4 PI Professional Indemnity (insurance coverage) 3 PIDX Petroleum Industry Data Exchange (oil) 4 PIER Public Interest Energy Research (CEC) 4 PIFUA Powerplant and Industrial Fuel Use Act of 1978 4 PJM PJM Interconnection, LLC, a regional transmission organization. (US) (electricity) 4 PLC Power line communication (electricity) 4 PLMA Peak Load Management Association (US) (electricity) 4 PM Particulate matter 4 PM&E Protection, mitigation and enhancement 4 PMA Power Marketing Administration or Fed. Power Marketing Agency (US) (electricity) 4 PMU Phasor measurement unit (electricity) 4 PNNL Pacific Northwest National Laboratory (DOE) (US) 4 PO Purchase Order 3 POD Point of Delivery 4 POLES Prospective On Long Term Energy Systems 4 POLR Provider of last resort (electricity) 4 POS Property, plant, and equipment 3 PPA Power Purchase Agreement (electricity) 4 PPI producer price index 4 PPP Public-private partnership 3 Purchase Requisition 3 PPR Potential peak reduction 4 PREP Pacific Regional Energy Programme 4 PRESSEA Promotion of Renewable Energy Sources in South East Asia (PRESSEA) 4 PSC Public Service Commission 4 PSD Prevention of Significant Deterioration 4 PSE Puget Sound Energy (US) (electricity) 4 PTDF Power Transfer Distribution Factor (electricity) 4 PTP Point to Point Transmission Service (electricity) 4 PUC Public Utility Commission (electricity) 4 PUD Public Utility District (electricity) 4 PUHCA Public Utility Holding Company Act of 1935 (US) (electricity) 4 PURPA Public Utility Regulatory Policies Act of 1978 (US) (electricity) 4 PV photovoltaic (solar) 4 PVC photovoltaic cell (solar) 4 polyvinyl chloride 4 PWR pressurized water reactor (nuclear) 4 PX Power exchange 4 PoE Power over Ethernet 4 Prim Primary (electricity) nuclear, hydro, geothermal, wind, solar 4 QF qualifying facility 4 QSE Qualifying scheduling entity 4 QUAD 1015 Btu (a quadrillion in the short scale) 4 QoQ Quarter on quarter 3 R-value thermal resistance 4 R/P Reserve on Production —Reserves to Production 4 RAB Regional Advisory Body (US) 4 RAC Refiners' acquisition cost 4 RAM Random Access Memory 2 RAP Regulatory Assistance Project 4 RAR Reasonable assured resources 4 RAS Remedial Action Scheme 4 RATC Recallable Available Transmission Capability 4 RBA Retained Earnings 3 RBMK Russian: Реактор Большой Мощности Канальный = "High Power Channel Type Reactor" (RU) 4 RBOB reformulated gasoline blendstock for oxygenate blending 4 RC Reliability Coordinator 4 RCIS Reliability Coordinator Information System 4 RCRA Resource Conservation and Recovery Act (US) 4 RDF refuse derived fuel (electricity) 4 REA Rural Electrification Administration (US) 4 RECS Residential Energy Consumption Survey (US) 4 REEEP Renewable Energy and Energy Efficiency Partnership 4 RER-Renewable Energy Rider RES Renewable energy source 4 RESNET Residential energy services network 4 RET/EE IAF Renewable Energy Technology & Energy Efficiency Investment Advisory Facility 4 RF Radio frequency 4 RFA Regulatory Flexibility Act (US) 4 RFC ReliabilityFirst Corporation (US) (electricity) 4 RFG reformulated gasoline (oil) 4 RFI Request for Interchange 4 RFP Request for Proposal 3 Request for proposals 4 RGGI Regional Greenhouse Gas Initiative 4 RGS-Renewable Generating System RM Rulemaking 4 RMATS Rocky Mountain Area Transmission Study (US) (electricity) 4 RMR Reliability Must Run (electricity) 4 RMU Removal Units 4 ROA Return On Capital Employed 3 Return of Assets (finance) 4 ROE Return on Equity 3 Return of Equity (finance) 4 ROFR Right of First Refusal (finance) 4 ROI Return on Investment 3 4 ROIC Return on Invested Capital 3 RONA Return on Sales 3 ROW Right of Way 4 RPM Redhat Pakage Manager 2 Reliability Pricing Model. See explanation in electricity market#Electricity market experience. (electricity) 4 RR Research and Development 3 RRO Regional reliability organization (US) 4 RSE Revenue Stream Estimate (finance) 4 relative standard error 4 RSS Rich Site Summary 2 RTBM Real-Time Balancing Market (electricity) 4 RTEP Regional transmission expansion plan 4 RTG Regional Transmission Group (US) 4 RTO Regional transmission organization (US) 4 RTP Real time Pricing 4 RTSP Real Time Streaming Protocol 2 RTU Remote Terminal Unit 4 RUS Rural Utilities Service 4 RVP Reid vapor pressure 4 SAAS as-a-Service 3 SAS Serial-Attached SCSI 2 SATA Serial AT Attachment 2 SC shading coefficient (windows) 4 SCADA Supervisory control and data acquisition a remote control and telemetry system used to monitor and control the electrical system 4 SCBA Securities and Exchange Commission 3 SCE Southern California Edison (US) 4 SCM Supply Chain Management 3 SCO Stranded Cost Obligation (finance) 4 SCP Secure copy 2 SCR Special Case Resources (US- NYISO category) 4 Selective Catalytic Reduction 4 SDG&E San Diego Gas & Electric (US) 4 SDK Software Development Kit 2 SEA Strategic Environmental Assessment 4 SEC Securities and Exchange Commission (US) 4 SEER seasonal energy efficiency ratio 4 seasonal E efficiency ratio 4 SEFI Sustainable Energy Finance Initiative 4 SEIA Sustainable Energy Industry Association 4 SERC Southeastern Electric Reliability Council (US) 4 SF6 sulfur hexafluoride 4 SFC Solid oxide fuel cell (transportation) 4 SFEIS Supplemental Final Environmental Impact Statement (US) 4 SFV Straight Fixed Variable 4 SG&A Small and Medium Enterprises 3 SGR State game refuge (US) 4 SHGC solar heat gain coefficient 4 SHPO State Historic Preservation Office (US) 4 SI International System of Units (Système international d'unités) 4 SIC Standard Industrial Classification 4 SIR savings-to-investment ratio (energy conservation investments) 4 SLA Service Level Agreement 3 Specific leakage area 4 SMPs Special Marketing Programs 4 SMTP Simple Mail Transport Protocol 2 SNG Synthetic Natural Gas or Substitute Natural Gas 4 SO2 Sulfur dioxide 4 SOAP Simple Object Access Protocol, 2 SOHO Small Office/Home Office 3 SOL System Operating Limit 4 SOP Standard Operating Procedure 3 SOW Statement Of Work 3 SOX Sarbanes-Oxley 3 SPB Simple Payback (energy conservation investments) 4 SPCC Spill Prevention, Containment and Countermeasure Plan SPM—Synchronized phasor measurement- a WAMS network with synchrophasor sensors (PMUs). (electricity) 4 SPP Southwest Power Pool Inc., a regional transmission organization (US) —Statewide Pricing Pilot (US-California) 4 SPR Strategic Petroleum Reserve (US) 4 SPS Special Protection System 4 SQL Server Query Language 2 SR Speculative resources For example, regarding uranium deposits. (nuclear) 4 SROI Social return on investment 3 SRP Salt River Agricultural Improvement & Power District (US) (electricity) 4 SSD Solid State Drive 2 SSE steady-state efficiency 4 SSG WI PWG Seams Steering Group of Western Interconnection PlanningWork Group (US) (electricity) 4 SSL Secure Sockets Layer 2 SSM Synchronized system measurement-a WAMS with synchronous sensors in addition to PMUs. See Phasor networks. 4 STEP Southwest Transmission Expansion Plan group (US) (electricity) 4 SVC Static VAR compensator (electricity) 4 SVN Subversion 2 SWAT Southwest Area Transmission (US) (electricity) 4 SWU Separative work unit 4 St Sales and operations planning 3 T&D Transmission & Distribution 4 TAME Tertiary amyl methyl ether 4 TAPS Trans-Alaska Pipeline System (natural gas) 4 TB To Be Completed 3 TBA tertiary butyl alcohol 4 TBL Transmission business line (electricity) 4 TBS Town border station 4 TCO Total Cost of Ownership 3 TCP Transmission Control Protocol 2 TCR Transition Cost Recovery (Mechanism) 4 TCV Total Shareholder Return 3 TDMA Time Division Multiple Access 2 TDP Thermal Design Power 2 TDU Transmission Dependent Utility (electricity) 4 TEFRA Tax Equity and Fiscal Responsibility Act of 1985 4 TEN Trans-European Networks (electricity) 4 TLR Procedures Transmission Line Loading Relief Procedures (electricity) 4 TO Transmission owner (electricity) 4 TOP Transmission Operator (electricity) 4 TOTW Time Off for Time Worked 3 TOU Time of use (rate) (electricity) 4 TQM Total Quality Management 3 TRM Transmission Reliability Margin (electricity) 4 TSO Transmission System Operator) (electricity) 4 TSR Transmission Service Request (electricity) 4 TTC Total Transfer Capability (electricity) 4 TVA Tennessee Valley Authority (US) (electricity) 4 TW terawatt (one trillion watts) (measurement) 4 TWH terawatt-hour (one trillion watt hours) 4 Tcf Trillion cubic feet (measurement) 4 Transco Transmission Company (US) (electricity) —Transcontinental Pipeline (US) (natural gas) 4 U-value thermal transmittance (also called U-factor) 4 U.S.C. United States Code 4 U3O8 triuranium octaoxide (nuclear) 4 UAE United Arab Emirates (oil) 4 UCAP Unforced Capacity (electricity) 4 UCTE Union for the Coordination of the Transport of Electricity, the power transmission system of continental Europe 4 UDP User Datagrap Protocol 2 UF6 uranium hexaflouride (nuclear) 4 UFLS Under frequency load shedding (electricity) 4 UHVAC Ultra High Voltage Alternating Current (electricity) 4 UHVDC Ultra High Voltage Direct Current (electricity) 4 ULCC Ultra Large Crude Carrier (oil) 4 UMTRA Uranium Mill Tailings Radiation Control Act of 1978 (US) 4 UNCCD United Nations Convention to Combat Desertification 4 UNDESA UN Department of Economic and Social Affairs 4 UNDP United Nations Development Programme 4 UNECE United Nations Economic Commission for Europe 4 UNEP United Nations Environment Programme 4 UNFCCC United Nations Framework Convention on Climate Change 4 UO2 uranium dioxide (nuclear) 4 UO3 uranium trioxide (nuclear) 4 UO4 uranyl peroxide (nuclear) 4 UOX uranium oxide (nuclear) 4 URL Uniform Resource Locator 2 URR Ultimate Recoverable Resources 4 US DOE United States Department of Energy 4 USB Universal Serial Bus 2 USBR United States Bureau of Reclamation 4 USCE United States Army Corps of Engineers 4 USGS United States Geological Survey 4 USP V[edit] VAD – Value-Added Distributor 3 UVLS Under voltage load shedding (electricity) 4 V Volt (measurement) 4 VA Volt-ampere (measurement) 4 VAR Added Reseller 3 VAT Value-Added Tax 3 VAWT vertical axis wind turbine (wind) 4 VC Venture Capital 3 VCS Version Control System 2 VIN vehicle identification number (US) (transportation) 4 VLCC very large crude carrier (oil) 4 VMT vehicle miles traveled (transportation) 4 VNC Virtual Network Computing 2 VOC volatile organic compound 4 VPN Virtual Private Network 2 VPP Variable peak pricing (electricity) 4 VPS Virtual Private Server 2 VSA Voltage stability analysis 4 W Watt 4 WACC work 3 WACOG weighted average cost of gas 4 WAMS Wide area measurement system- see description in phasor measurement unit article. (electricity) 4 WCMC World Conservation Monitoring Centre 4 WCRE World Commission on Renewable Energy 4 WDS Wireless Distribution System 2 WEA World Energy Assessment 4 WEC World Energy Council 4 WECC Western Electricity Coordinating Council (US) 4 WEEA World Energy Efficiency Organization 4 WF water factor (clothes washers) 4 WH watthour (measurement) 4 WHO World Health Organisation 4 WHT Withholding Tax 3 WIRAB Western Interconnection Regional Advisory Body (US) 4 WLL With Limited Liability 3 WRI World Resources Institute 4 WSCC Western Systems Coordinating Council (US) 4 WSPP Western Systems Power Pool (US) 4 WSSD World Summit on Sustainable Development 4 WTG Wind turbine generator (wind) 4 WTI Withdraw Voucher Note 3 West Texas Intermediate (US) 4 WTO World Trade Organization 3 WTP Willingness to pay 4 WY Water Year (measurement) 4 WoW World of Warcraft 2 XML eXtensible Markup Language 2 YOY Year-Over-Year 3 YTC Yet-To-Confirm 3 YTD Year-to-date 3 YTG Year-to-go 3 bhp Brake horsepower 4 bl Barrel 4 bldg. C[edit] CAO – Chief Accounting Officer 3 disc. Delivery service provider 3 hp Horsepower (measurement) 4 kV Kilovolt (one thousand volts) (measurement) 4 kVA One thousand volt Ampere (measurement) 4 kW Kilowatt (one thousand watts) (measurement) 4 kWE kilowatt electric (measurement) 4 kWh Kilowatt hour (one thousand watt hours) (measurement) 4 koe One kilogram oil equivalent (EU) (measurement) 4 kvar one thousand vars (measurement) 4 lsfo Low sulfur fuel oil 4 mfg. Management 3 msl Mean sea level 4 pip Period Moving Average Cost 3 ppmv Parts Per Million by Volume 4 ppp Purchasing power parity 4 q/q Quarter-to-date 3 scf Standard cubic foot 4 toe Ton of oil equivalent (EU) 4 var Volt-ampere reactive (measurement) 4 w.r.t With Respect To 3 wo weighted average selling price 3 zcyc Zone of Possible Agreement 3 References[edit] External links[edit] Business acronyms and abbreviations 3 1 Mediawiki acronyms 0 <div id="mw-content-text" lang="en" dir="ltr" class="mw-content-ltr"> <!-- <li><b> </b> 1 0 0 - </li> 2 1 0 2 MediaWiki Lingo 0 mw-lingo-tooltip-abbr"> </span> 1 0 0 mw-lingo-tooltip-definition "> </span> 2 1 0 3 MediaWiki 2 0 </ul> <table style <li> — 1 0 0 </li> 2 1 0 Wikipedia - List of business and finance abbreviations https://en.wikipedia.org/wiki/List_of_business_and_finance_abbreviations 1 -1 145 3 wiki.zdechov.net terminology http://wiki.zdechov.net/wiki/Terminologie 2 -1 74 2 Wikipedia - List of energy abbreviations https://en.wikipedia.org/wiki/List_of_energy_abbreviations 3 -1 731 4