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Superheated Steam Entropy

Reference data and engineering information about superheated steam entropy for thermodynamics applications.

superheatedsteamentropy

Overview

Engineering reference data for Superheated Steam Entropy in thermodynamics.

Key Formulas

First Law

ΔU=QW\Delta U = Q - W

Energy is conserved — heat added minus work done.

Ideal Gas Law

PV=nRTPV = nRT

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

Heat Transfer

Q=mcΔTQ = mc\Delta T

Sensible heat transfer.

Carnot Efficiency

η=1TC/TH\eta = 1 - T_C/T_H

Maximum efficiency between two temperatures.

Variables

SymbolDescriptionUnit
UUInternal energyJ
QQHeatJ
WWWorkJ
PPPressurePa
VVVolume
TTTemperatureK

Data Table

19 rows
Absolute Pressure / Saturation Temperature / Entropy (kJ/kgK) data
col0
Steam Temperature (oC)
(kPa)
150
200
250
350
400
500
600
700
800
900
1000
1100
1200
1400
1600
2000
2500

Source: engineeringtoolbox.com

References