JSteam Online Help Manual

Getting Started Guide

Naming Conventions

CpIsobaric Heat CapacityHEnthalpyQDuty / Power
CvIsochoric Heat CapacitySEntropyVVolume
UViscosityTTemperatureXQuality (Vapor Fraction)
KThermal ConductivityPPressureMMass/Mole Flow
cComponent (Pure Fluid)mMixture (Composition)

Thermodynamic and transport functions are named using the following strategy:

OutputInput 1Input 2

such as HPT calculates enthalpy (H), given pressure (P) and temperature (T) for Water/Steam using IAPWS IF-97, or:

OutputComponentInput 1Input 2

HcPT calculates enthalpy given a component (fluid) name, pressure, and temperature, using REFPROP. Equally, HmPT calculates enthalpy given a mixture (from a mixture sheet), pressure and temperature.

Essential Reading

Workbook Setup
A brief guide on how to setup an Excel workbook for use with JSteam.
JSteam Ribbon
Details the functionality of the JSteam Ribbon, and how to best utilize it.
Inserting Functions
Details the various methods to insert JSteam functions into your Excel workbook.
Creating Mixtures
How to create mixtures of elements and compounds for thermodynamic and combustion calculations.
Estimating Variables
Details the "Estimate" function and where it is useful.