Thermodynamics
Steam Quality Simulator
Analyze the vapor mass fraction (quality) of a two-phase steam mixture. Play back a vapor mass sweep, observe phase boundaries, and export thermodynamic node parameters.
State
Wet Mixture
Two-Phase region
Medium
Water (H2O)
Pure Substance
Output
CSV
Export ready
Parameters
Mixture Presets
Animated vapor sweep
Thermodynamic Model
Steam Quality
x = m_vapor / (m_vapor + m_liquid)
Vapor Percentage
% Vapor = x * 100%
Liquid Percentage
% Liquid = (1 - x) * 100%
Steam quality x represents the proportion of vapor mass in the mixture.
For the current state: vapor fraction is 20.0% and liquid is 80.0%.
Phase Cylinder Diagram
Steam Quality (x)
0.2000
Total Mass
10.00kg
Vapor Fraction
20.0%
Liquid Fraction
80.0%
Quality vs. Vapor Mass
Mixture Properties
| Vapor Mass (kg) | Total Mass (kg) | Quality (x) | Vapor (%) |
|---|---|---|---|
| 0.0 | 8.0 | 0.0000 | 0.0% |
| 1.0 | 9.0 | 0.1111 | 11.1% |
| 2.0 | 10.0 | 0.2000 | 20.0% |
| 3.0 | 11.0 | 0.2727 | 27.3% |
| 4.0 | 12.0 | 0.3333 | 33.3% |
| 5.0 | 13.0 | 0.3846 | 38.5% |
| 6.0 | 14.0 | 0.4286 | 42.9% |
| 7.0 | 15.0 | 0.4667 | 46.7% |
| 8.0 | 16.0 | 0.5000 | 50.0% |
| 9.0 | 17.0 | 0.5294 | 52.9% |
| 10.0 | 18.0 | 0.5556 | 55.6% |
| 11.0 | 19.0 | 0.5789 | 57.9% |
| 12.0 | 20.0 | 0.6000 | 60.0% |
| 13.0 | 21.0 | 0.6190 | 61.9% |
| 14.0 | 22.0 | 0.6364 | 63.6% |
| 15.0 | 23.0 | 0.6522 | 65.2% |
| 16.0 | 24.0 | 0.6667 | 66.7% |
| 17.0 | 25.0 | 0.6800 | 68.0% |
| 18.0 | 26.0 | 0.6923 | 69.2% |
| 19.0 | 27.0 | 0.7037 | 70.4% |
| 20.0 | 28.0 | 0.7143 | 71.4% |