Appendix D: EnergyPlus Variable Abbreviations[LINK]

It is preferred that the full word be used in EnergyPlus variables, but this can understandably lead to very long names. In these cases, the following abbreviations should be used.

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TermAbbreviation

AbsorptanceAbs

AtmosphereAtm

BoilerBoil

Capacit-ance/-yCap

ChillerChill

Coefficient of PerformanceCOP

CoefficientCoef

Coiling CoilCCoil

CompressorCompr

CondensorCndsr

Conducti-on/-vityCndct

ControlCtrl

ConvectionConv

ConvergeCnvrg

CoolingCool

DeltaDel

DensityDens

DesignDes

DiffuseDif

DirectDir

ElectricElec

EmissivityEmis

EmittanceEmit

EnergyEnrgy

EnteringEntr

EnthalpyEnthl

EnvironmentEnvrn

EquipmentEquip

Evaporat-or/-iveEvap

ExhaustExh

ExteriorExt

FactorFac

FractionFrac

GeneratorGen

GroundGnd

Heating CoilHCoil

HorizontalHor

HumidityHum

IlluminanceIllum

InfiltrationInfil

Inside/InletIn

InteriorInt

TermAbbreviation

LatitudeLatd

LeavingLeav

LengthLen

LongitudeLong

LuminanceLum

MaximumMax

MinimumMin

MixedMix

MonthMon

NumberNum

Outside/OutletOut

OverhangOvrhg

PointerPntr

Preheat CoilPCoil

PressurePress

PsychrometricPsych

RadiationRad

ReflectanceRefl

Reheat CoilRCoil

ReturnRet

Saturated/ionSatur

ScheduleSched

SetpointSetpt

SimulationSim

SpecificSpec

SummationSum

SupplySupp

SurfaceSurf

SystemSys

TemperatureTemp

TemporaryTmp

Throttl-e/-ingThrot

TotalTot

TransmittanceTrans

TurbineTurb

VelocityVel

VentilationVent

VerticalVert

VisibleVis

VolumeVol

WindowWin