Propane C3H8 Thermal Diffusivity

Overview

Engineering reference data for Propane C3H8 Thermal Diffusivity in thermodynamics.

Key Formulas

First Law

$\Delta U = Q - W$

Energy is conserved — heat added minus work done.

Ideal Gas Law

$PV = nRT$

Relates pressure, volume, and temperature of an ideal gas.

Heat Transfer

$Q = mc\Delta T$

Sensible heat transfer.

Carnot Efficiency

$\eta = 1 - T_C/T_H$

Maximum efficiency between two temperatures.

Variables

Symbol	Description	Unit
$U$	Internal energy	J
$Q$	Heat	J
$W$	Work	J
$P$	Pressure	Pa
$V$	Volume	m³
$T$	Temperature	K

Thermal Diffusivity at Atmospheric Pressure

The following table presents thermal diffusivity data for propane at atmospheric pressure across both liquid and gas phases.

Thermal Diffusivity at Saturation Conditions

The table below shows thermal diffusivity along the liquid-vapor equilibrium curve, where pressure varies with temperature according to propane's vapor pressure relationship.

Interactive Charts

References

• Original Source