Salt Hydrates Melting Point Energy

Reference data and engineering information about salt hydrates melting point energy for material properties applications.

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Overview

Engineering reference data for Salt Hydrates Melting Point Energy in material science and properties.

Key Formulas

Stress

$\sigma = \frac{F}{A}$

Force per unit area.

Strain

$\varepsilon = \frac{\Delta L}{L_0}$

Change in length per original length.

Hooke's Law

$\sigma = E \varepsilon$

Stress proportional to strain in elastic region.

Thermal Expansion

$\Delta L = \alpha L_0 \Delta T$

Length change due to temperature.

Variables

Symbol	Description	Unit
$\sigma$	Stress	Pa
$\varepsilon$	Strain	—
$E$	Young's modulus	Pa
$\alpha$	Thermal expansion coefficient	1/°C
$\Delta T$	Temperature change	°C

Salt Hydrate Properties

The following table presents melting points and latent melting heat for common salt hydrates, which are key parameters for thermal energy storage applications.

7 rows

Salt Hydrates - Melting Points and Latent Melting Energy
Salt Hydrate	Melting Point(°C)	Latent Melting Heat(MJ/m³)
CaCl2 (Calcium Chloride) 6H2O	29	281
Na2SO4 (Sodium Sulfate) 10H2O	32	342
Na2CO3 (Sodium Carbonate) 10H2O	33	360
Na2HPO4 (Dibasic Sodium Orthophosphate) 12H2O	35	205
Na2HPO4 (Dibasic Sodium Orthophosphate) 7H2O	48	302
Na2S2O3 (Sodium Thiosulphate) 5H2O	48	346
Ba(OH)2 (Barium Hydroxide) 8H2O	78	655

Source: engineeringtoolbox.com

Interactive Charts

Energy Accumulated in Heated Water - kWh

References

Original Source

Source: engineeringtoolbox.com