DOCUMENT
Glossary of Energy Terms
761 definitions by California Energy Commission

AbsorptanceAccess ChargeActive Solar EnergyActive Solar Energy SystemAdditionAdjusted Coefficient of Performance (ACOP)Adjustment BidAdvanced Metering InfrastructureAdverse HydroAfter-MarketAggregatorAir ChangeAir ConditionerAir FilmAir Film CoefficientAir PollutionAir-To-Air Heat ExchangerAlcohol FuelsAlterationAlternating Current (AC)Alternative and Renewable Fuels and Vehicle Technology ProgramAlternative Fuel Vehicle (AFV)Alternative (Transportation) FuelsAmbientAmbient Air TemperatureAmerican National Standards InstituteAmerican Recovery and Reinvestment Act of 2009 (ARRA)Ampere (Amp)Anaerobic DigestionAncillary ServicesAngle of IncidenceAnimal Waste ConversionAnnual Fuel Utilization Efficiency (AFUE)Annual Maximum DemandAnthraciteAppliance Efficiency StandardsAppliance SaturationApplicantApplicationArea LoadAshAssociated GasAtgasAtomAtomic Energy CommissionAtomic NucleusAutomatic Meter ReadingAuxiliary Energy SubsystemAuxiliary EquipmentAverage CostAverage DemandAverage HydroAvoided CostAvoided CostAzimuthBalanced ScheduleBallastBarrelBarrels Per Day Equivalent (BPD-Equivalent)Baseline ForecastBase LoadBase Load UnitBase RateBatteryBenzeneBiennial ReportBi-Fuel VehicleBi-GasBilateral ContractBioconversionBiodieselBiofuelBiogasBiomassBiosphereBituminous CoalBlackoutBoilerBoiling Water Reactor (BWR)Bone Dry Tons (BDT)Bonneville Power Administration (BPA)Bottled GasBottoming CycleBreederBritish Thermal Unit (BTU)BrokerBrownoutBuilding Energy Efficiency StandardsBuilding EnvelopeBulk Power SupplyBunker C Fuel OilBurbank, Glendale and Pasadena (BGP)BusbarButaneBuyerBuy ThroughCalifornia Endangered Species ActCalifornia Energy CommissionCalifornia Environmental Quality Act (CEQA Pronounced See' quah)California Public Utilities Commission (CPUC)California Utility Research Council (CURC)Call-BackCALORIE (Energy Calorie - Small "C" - as Opposed to Food Calorie - Capital "C")CapacityCapacity FactorCapacity ReleaseCap and TradeCaptive CustomerCarbon Dioxide (CO2)Carbon Dioxide Equivalent (CDE)Carbon Monoxide (CO)Carbon SequestrationCarcinogensCatalytic CrackingCaulkingCelsiusCertificationChemical EnergyChillerChlorofluorocarbons or Chlorinated Fluorocarbons (CFCs)CircuitClean Fuel VehicleClerestoryClimate ChangeClimate ZoneClunkersCoalCoal ConversionCoal OilCoal SeamCoal Slurry PipelineCoefficient of Performance (COP)CogenerationCogeneratorCokeCoke Oven GasCombined Cycle PlantCombined Heat and PowerCombined Hydronic Space/ Water HeatingCombustion BurningComfort ConditioningComfort ZoneCommercializationCompetitive Transmission ChargeCompressed Natural Gas (CNG)CondensateCondenserConditioned Floor AreaConditioned SpaceConditioned Space IndirectlyConductanceConductionConductivity (k)CongestionCongestion ManagementConservationContinental ShelfContingency PlanningContract PathContracts for Differences (CFD)Control AreaConvectionConventional GasConversionConversion Fuel FactorConverted VehicleConverterCooling Degree DayCooling LoadCooling Load Temperature Difference (CLTD)Cooling TowerCo-OpCooperative (Electric Utility)Corporate Average Fuel Economy (CAFE)Crude OilCrude Oil StocksCubic Feet Per Minute (CFM)Cubic FootCurieDay-Ahead MarketDay-Ahead ScheduleDaylighting ControlDeep MiningDegree DayDeltaDemandDemand BidDemand BillingDemand ChargeDemand ResponseDemand-Side ManagementDemand Side Management (DSM)Demand (Utility)DemonstrationDensityDependable CapacityDepletable Energy SourcesDeregulationDerivativesDiesel OilDiffuse RadiationDigital Fault RecorderDirect AccessDirect Current (DC)Direct Energy ConversionDirect Expansion - (Refrigeration)Directly Conditioned SpaceDirect RadiationDirect Solar GainDisaggregationDispatchDissolved GasDistributed Energy ResourcesDistributed GenerationDistributionDistribution System (Electric Utility)Distribution Utility (Disco)DivestitureDoseDouble GlazingDownstreamDry Bulb TemperatureDry HoleDry SteamDual-Duct SystemDual-Fuel or Bi-Fuel VehicleDual-Paned (Double-Glazed)DuctDumpEcologyEconomic EfficiencyEconomies of SaleEconomizer AirEconomizer WaterEconomy Energy (Electricity Utility)EcosystemEdison Electric Institute (EEI)EfficiencyEfficiency Service Company (ESCO)Electric GeneratorElectricityElectricity Consumers Resources Council (ELCON)Electric Radiant HeatingElectric Resistance HeaterElectric UtilityElectric Vehicle (EV)ElectrolysisElectromagnetic Fields (EMF)ElementElevationEmbedded Costs Exceeding Market Prices (ECEMP)Emergency Core Cooling System (ECCS)Emission StandardEmissivityEmittanceEnergyEnergy BudgetEnergy ChargeEnergy ConsumptionEnergy EfficiencyEnergy Efficiency Ratio (EER)Energy/ Fuel DiversityEnergy Management SystemEnergy ReservesEnergy ResourcesEnergy Resources Program Account (ERPA)Energy Security/ Fuel SecurityEnhanced Greenhouse EffectEnthalpyEntitlementEnvironmental Protection Agency (EPA)Environmental Protection Agency (EPA)EpactEthanol (AKA Ethyl Alcohol or Grain Alcohol, CH3CH2OH)EthyleneEthyl Tertiary Butyl Ether (ETBE)Evaporative CoolingExceptional MethodExchange (Electric Utility)Executive Order Number 6Exempt Wholesale Generator (EWG)ExfiltrationExhaustExports (Electric Utility)Extra High Voltage (EHV)FahrenheitFan CoilFault Current LimiterFederal Emergency Management Agency (FEMA)Federal Energy Regulatory Commission (FERC)Feed-In TariffFenestrationFirm EnergyFissionFissionable MaterialFlare GasFlat PlateFlexible Fuel Vehicle (FFV)Flue GasFluidized Bed CombustionFluorescent LampFluorocarbon GasesFootcandleForced Air Unit (FAU)Fossil FuelFractional DistillationFraming EffectsFraming PercentageFrequencyFuelFuel CellFuel GasFuel OilFuel Reprocessing (Nuclear)Fuel Rod (Nuclear)Fusion EnergyGallonGasGasificationGasoholGasolineGas SynthesisGas UtilityGeneral LightingGenerating StationGeneration company (GENCO)Generation Dispatch and ControlGeothermal ElementGeothermal EnergyGeothermal GradientGeothermal SteamGigawatt (GW)Gigawatt-Hour (GWH)GlazingGlobal Climate ChangeGreenhouse EffectGreenhouse Effect (Relating to Buildings)Greenhouse GasGridGross AreaGross National Product (GNP)H-Coal ProcessHeat BalanceHeat CapacityHeat EngineHeat GainHeating Degree DayHeating LoadHeating Seasonal Performance FactorHeating Seasonal Performance Factor (HSPF)Heating ValueHeating Ventilation and Air Conditioning (HVAC)Heat LossHeat PumpHeat RateHeat StormHeat TransferHeavy WaterHedging ContractsHeliochemicalHeliothermalHertzHigh-Sulfur CoalHome Energy Assistance Program (HEAP)Horsepower (hp)Hot - (Colloquial)Hot Dry RockHybrid VehicleHydroelectric PowerHydroelectric Spill GenerationHydronic HeatingHydrothermal SystemsHygasIlevInherently Low Emission Vehicle (ILEV)Imbalance EnergyImports (Electric Utility)ImpoundmentIncandescent LampIndependent Power ProducerIndependent Power Producer (IPP)Independent System Operator (ISO)Indigenous Energy ResourcesInfiltrationInfiltration BarrierInfrastructureInjection -- (Petroleum)In-Situ CombustionIn-Situ GasificationInsolationIntegrated Resource Planning (IRP)Integrated Resource Planning PrinciplesIntegrated Services Digital Network (ISDN)Interchange (Electric Utility)Interconnection (Electric Utility)Interested PartyInternal Combustion EngineInterruptible Service (Electric Utility)IntertieInvestor-Owned UtilitiesInvestor Owned Utility (IOU)IonJouleKbtuKeroseneKilovolt (kv)Kilowatt-Hour (kWh)Kilowatt (kW)Landfill GasLatent Cooling CapacityLatent HeatLatent LoadLatitudeLayoff (Electric Utility)Lay UpLeaded GasolineLife-Cycle CostLife ExtensionLifeline RatesLight Amplification by Stimulated Emission of Radiation (LASER)Light-Emitting Diode (LED)Lighting EfficacyLight Water Reactor (LWR)LigniteLiquefactionLiquefied GasesLiquefied Natural Gas (LNG)Liquefied Petroleum Gas (LPG)Liquid BrineLoadLoadLoadLoad CentersLoad DiversityLoad FactorLoading FactorLoading OrderLoad ManagementLoop FlowLosses (Electric Utility)Low-ELow Emission Vehicle (LEV)Low-Sulfur CoalLow-Sulfur OilLumenLumen Maintenance ControlLumens/WattLuminaireLuxM100M85MagmaMagneto Hydro Dynamics (MHD)Major MarketerMajor Natural Gas ProducerManufactured GasMarginal CostMarket-Based PriceMarket Clearing PriceMarketerMarket ParticipantMarsh GasMaster FilemcfMegawatt Hour (MWh)Megawatt (MW)MeterMethaneMethanol (AKA Methyl Alcohol, Wood Alcohol, CH3OH)Methyl Tertiary Butyl Ether (MTBE)Methyl Tertiary-Butyl Ether (MTBE)MicrowaveMilMinimum GenerationMonopolyMonopsonyMunicipal Electric UtilityMunicipalizationMunicipal Solid WasteMunicipal UtilityNationa Association of Regulatory Utility Commissioners (NARUC)National Association of Utility Consumer Advocates (NASUCA)National Conference of State Legislatures (NCSL)Natural GasNatural GasolineNatural Gas VehicleNatural MonopolyNet-Zero EnergyNeutronNewtonNon-Depletable Energy SourcesNon-Firm EnergyNonresidential BuildingNon-Utility Generator (NUG)Northwest Regional Transmission Association (NRTA)Notice of Proposed Rule-Making (NOPR)NOxNuclear EnergyNuclear Regulatory Commission (NRC)Obligation to ServeOccupancy SensorOcean Thermal Gradient (OTG)OctaneOctane RatingOff-RoadOhmOil ShaleOligopolyOnce-Through CoolingOptionsOrganization of Arab Petroleum Exporting Countries (OAPEC)Organization of Petroleum Exporting Countries (OPEC)OrientationOriginal Equipment Manufacturer (OEM)Outage (Electric Utility)Outer Continental Shelf (OCS)Outside AirOver GenerationOverhangOxygenateOzonePacific Gas and Electric Company (PG&E)Parallel Path FlowPartial LoadParticulate Matter (PM)Parts Per Million (PPM)Passive Solar EnergyPassive Solar SystemPeakerPeaking UnitPeak LoadPeak Load or Peak DemandPeak Load Power PlantPeatPerformance-Based Regulation (PBR)PermPetrochemicalsPetrodollarsPetroleum(Petroleum Administration for Defense Districts (PADD)PhotocellPhotosynthesisPhotovoltaic CellPipelinePolychloronated Biphenyls (PCBs)PoolcoPortfolio ManagementPowerPower AuthoritiesPower PlantPower Plant EntrainmentPower PoolPower PoolPreferred Day-Ahead SchedulePreferred Hour-Ahead SchedulePreferred SchedulePressurized Water Reactor (PWR)Primary FuelProgrammable ControllerPropaneProvider of Last ResortPublic AdviserPublic Interest GoalsPublic Utilities Regulatory Policies Act (PURPA)Public Utility Holding Company Act (PUHCA)Public Utility Regulatory Policy Act (PURPA)Pumped Hydroelectric StoragePXPx GenerationPx LoadPx ParticipantQuadQualifying FacilityQualifying FacilityQualifying Facility (QF)Radiant BarrierRadiant EnergyRadiationRadiation Absorbed Dose (RAD)Rankine CycleRate-BasingReactorReal-Time MarketReal-Time PricingReclaimed OilRecoolRecovered EnergyRecovery EfficiencyRefinerRefineryReformulated Gasoline (RFG)RefrigerantRefuse Derived Fuel (RDF)Regional Transmission Group (RTG)RegulationRegulatory Must-Run GenerationRegulatory Must-Take GenerationReheatReid Vapor Pressure (RVP)ReliabilityReliability Must-Run GenerationReliability Must Run UnitRenewable EnergyRenewable ResourcesReregulationResearch and Development (R&D)ReserveReserve Generating CapacityReserve MarginResidential BuildingResidueResistance (Electrical)Resistance (Thermal)Resource EfficiencyRestructuringRetail CompetitionRetail MarketRetortingRules of ConductRural Electric CooperativeR-ValueSacramento Municipal Utility District (SMUD)Sae Viscosity NumberScheduling CoordinatorSeasonal Efficiency (SE)Seasonal Energy Efficiency Ratio (SEER)SecuritizeSelf-GenerationSelf-Service WheelingSensible Cooling CapacitySensible HeatSensible HeatService AreaSetback ThermostatSet PointSettlementShade ScreenShadingShading CoefficientSide FinsSiteSite EnergySkylightSky TemperatureSmogSolar CellSolar CollectorSolar EnergySolar Energy Research Institute (SERI)Solar Heat GainSolar Heat Gain FactorSolar Heating and Hot Water SystemsSolar IrradiationSolar PowerSolar RadiationSolar Satellite PowerSolar ThermalSolar Thermal Power PlantSource EnergySouthern California Edison (SCE)Southwest Regional Transmission Association (SWRTA)Special ContractsSpecific HeatSplit-The-Savings (Electric Utility)Standby LossSteady State EfficiencySteam Electric PlantStirling EngineStorage Type Water HeaterStranded BenefitsStrategic Petroleum ReserveSubstationSunk CostSuperconductorSupertandkerSupply BidSupply-SideSurplusSustained Orderly DevelopmentSynchrophasorsSyncrudeSynfuelSyngasSystemSystem Integration (of New Technologies)Take-Out PointTakingTariffTar SandsTask Lighting (Task-Oriented Lighting)Tax CreditsTemperatureTertiary Amyl Methyl Ether (TAME)ThermThermal Break (Thermal Barrier)Thermal (Energy) StorageThermal InsulationThermally Enhanced Oil Recovery (TEOR)Thermal MassThermal Power PlantThermodynamicsThermostatThomas Alva EdisonTidal PowerTime-Of-Use MeterTime-Of-Use RatesTime-Of-Use (TOU) RatesTon of CoolingTotal Cooling CapacityTrading DayTransfer (Electric Utility)TransformerTransitional Low Emission Vehicle (TLEV)TransmissionTransmission-Dependent UtilityTransmission OwnerTransmittanceTransmitting Utility (TRANSCO)Turbine GeneratorUAUltrahigh Voltage TransmissionUltrahigh Voltage TransmissionUnbundlingUnconditioned SpaceUniversal ServiceUnleaded GasolineUpgrade (Electric Utility)Uprate (Electric Utility)UpstreamUraniumUranium EnrichmentU.S. Department of Energy (US DOE)UtilityUtility Distribution Company (UDC)U-Value or U-FactorVapor BarrierVav System (Variable Air Volume System)VentilationVerification PhaseVertical IntegrationVisible Light TransmittanceVoltVoltage of a Circuit (Electric Utility)Volumetric Wires ChargeWarrantyWater HeaterWattWatt-HourWeatherstrippingWestern System Coordinating Council (WSSCC)Western Systems Power Pool (WSSP)Wet-Bulb TemperatureWheelingWhole House FanWholesale CompetitionWholesale Power MarketWholesale Transmission ServicesWires ChargeWobbe IndexXenonX-RayXyloid Coal
Loading conversations.
Date
2016-06-23
Related Entities