Figure 1.
![Phase change material types by melting temperature [11]](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/694f88b87c29e05adc5264c1/j_acee-2025-0049_fig_001.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIA6AP2G7AKHK5S3VML%2F20260222%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260222T051118Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEPX%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQCxKFb%2FLk1byg8FI2SBkHVT1VFCI1qQo46ii2C3N1QyNgIhAMWrQzeQ%2FDMe5Y%2BZyhZMo6tQW%2B7YNGyKG%2FCi8ldK1WboKsUFCL7%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQAhoMOTYzMTM0Mjg5OTQwIgzgg6POvEloLXedNi0qmQWK%2BFo7cZ0GYJ%2BE4qjIwefUQZ6L3RlsEn6DmZwHsZCx5KpGXY1qOZ47RSbnmX60NymiIPfYrs%2BV7JWVL%2FW3VKDLtU%2BLBSmvgU4g6kvngTlvz0Hl5RoGgh2BYuZJtFj6v3rGlIyg0ySD96YZYHAhwQI3PkIITFUVEL9QBmoDi2q4JeXzSDktMWjlxC7yX6YNhLoriv7aQkO%2BsKFNB9o1ipWDhGJerHuh9P5ZW2%2F3b%2Bclyzy549G%2BUw3N%2BXFJvorCyEZs5xlZ%2Fdez4clnnWLbNKCbnFv2luhR%2BajwNcBC2ydqqT%2ByS57L29iDClnTP8FHSl63EIAZgT9vCPTCSGTwfUWewCJ9udWf3umDR19fBlAaBzQTRBTk%2BwPYfwW6fdhkjADHQalfgHP4XAL9SBp%2Bcz%2BkkAmyU5iAnu%2Fv2eWXpqSKyABNt993PO9m2IyXbVCedNeuaP%2BOmX7vEAz7v%2FTKBJLpvzoPvbYNWzAUPcx6HHxCUZEhIKvYtp7LlIMUDTdb3Y5EqhC1NqMOYCw3cht6hdL48s1xRPbqTbC2LyaqgpeddKoVWoqX0WZsdYzpmiNk7EBStmmX3VeQWDnBy%2BoAwVkOG1IcmMvD9vJucJEBYeXjzbM65R4ETy87ILIPEhZKjytrsCZHPrC4dqj1Yz%2F0ryIMe579PReYUL4LvctCC46VKrrIp65UY%2BCYqphiXG7VHmgdxZDU3%2F5VBPCDmFMSvoZNFUtt3e5vlsMrY68wj9lQNXXLfUmPKYMOqDIQAA4wR1%2BVusq28Cf0e77xMCjaHstTMQaHxx3qfpU4hn8aaVeBIFX%2BhWh6IV8bQ9rqimoBWFlAU9FlWVBuW2nLm%2BrBAUJcq919yaoxF0Lh66P%2FY4jCWJoYZQ7Eu8iAijDklurMBjqwAX18QV1gLrnnyRqFGrPKrWCckfi8pyQ%2FQFGiArsJKDc2ao8syWC6mLRFK%2FGwXRI%2FWHDMcV3BRPLrcILIXDrdQCTNNkko3mGSMVgzVqIBADPypVX00AaKZSipDLtiS4OMLqnM6CMttavrzmg6HCf1sFL9HimU8aeyVRYGi49zfGJC8AHYwAWiaYQg1zth6mnVJ3NYKXim81yDB1LH9xnsGHQErt2Gu3hUzo6f%2BzGy0GvL&X-Amz-Signature=23d15c9885f5164eb11cc2502247e288e0f265ad4eadd196914b1316eff91a8f&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
Figure 2.

Figure 3.

Figure 4.

Figure 5.

Figure 6.

Figure 7.

Figure 8.
![Heat flux [W] and heat accumulated [J] within the system with respect to time](https://sciendo-parsed.s3.eu-central-1.amazonaws.com/694f88b87c29e05adc5264c1/j_acee-2025-0049_fig_008.jpg?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&X-Amz-Credential=ASIA6AP2G7AKHK5S3VML%2F20260222%2Feu-central-1%2Fs3%2Faws4_request&X-Amz-Date=20260222T051118Z&X-Amz-Expires=3600&X-Amz-Security-Token=IQoJb3JpZ2luX2VjEPX%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEaDGV1LWNlbnRyYWwtMSJIMEYCIQCxKFb%2FLk1byg8FI2SBkHVT1VFCI1qQo46ii2C3N1QyNgIhAMWrQzeQ%2FDMe5Y%2BZyhZMo6tQW%2B7YNGyKG%2FCi8ldK1WboKsUFCL7%2F%2F%2F%2F%2F%2F%2F%2F%2F%2FwEQAhoMOTYzMTM0Mjg5OTQwIgzgg6POvEloLXedNi0qmQWK%2BFo7cZ0GYJ%2BE4qjIwefUQZ6L3RlsEn6DmZwHsZCx5KpGXY1qOZ47RSbnmX60NymiIPfYrs%2BV7JWVL%2FW3VKDLtU%2BLBSmvgU4g6kvngTlvz0Hl5RoGgh2BYuZJtFj6v3rGlIyg0ySD96YZYHAhwQI3PkIITFUVEL9QBmoDi2q4JeXzSDktMWjlxC7yX6YNhLoriv7aQkO%2BsKFNB9o1ipWDhGJerHuh9P5ZW2%2F3b%2Bclyzy549G%2BUw3N%2BXFJvorCyEZs5xlZ%2Fdez4clnnWLbNKCbnFv2luhR%2BajwNcBC2ydqqT%2ByS57L29iDClnTP8FHSl63EIAZgT9vCPTCSGTwfUWewCJ9udWf3umDR19fBlAaBzQTRBTk%2BwPYfwW6fdhkjADHQalfgHP4XAL9SBp%2Bcz%2BkkAmyU5iAnu%2Fv2eWXpqSKyABNt993PO9m2IyXbVCedNeuaP%2BOmX7vEAz7v%2FTKBJLpvzoPvbYNWzAUPcx6HHxCUZEhIKvYtp7LlIMUDTdb3Y5EqhC1NqMOYCw3cht6hdL48s1xRPbqTbC2LyaqgpeddKoVWoqX0WZsdYzpmiNk7EBStmmX3VeQWDnBy%2BoAwVkOG1IcmMvD9vJucJEBYeXjzbM65R4ETy87ILIPEhZKjytrsCZHPrC4dqj1Yz%2F0ryIMe579PReYUL4LvctCC46VKrrIp65UY%2BCYqphiXG7VHmgdxZDU3%2F5VBPCDmFMSvoZNFUtt3e5vlsMrY68wj9lQNXXLfUmPKYMOqDIQAA4wR1%2BVusq28Cf0e77xMCjaHstTMQaHxx3qfpU4hn8aaVeBIFX%2BhWh6IV8bQ9rqimoBWFlAU9FlWVBuW2nLm%2BrBAUJcq919yaoxF0Lh66P%2FY4jCWJoYZQ7Eu8iAijDklurMBjqwAX18QV1gLrnnyRqFGrPKrWCckfi8pyQ%2FQFGiArsJKDc2ao8syWC6mLRFK%2FGwXRI%2FWHDMcV3BRPLrcILIXDrdQCTNNkko3mGSMVgzVqIBADPypVX00AaKZSipDLtiS4OMLqnM6CMttavrzmg6HCf1sFL9HimU8aeyVRYGi49zfGJC8AHYwAWiaYQg1zth6mnVJ3NYKXim81yDB1LH9xnsGHQErt2Gu3hUzo6f%2BzGy0GvL&X-Amz-Signature=f28ebb3facd936c1841934890c2924e8a9a1a35b18ef0940f3ebc8d43f5e759e&X-Amz-SignedHeaders=host&x-amz-checksum-mode=ENABLED&x-id=GetObject)
Physical properties of magnesium chloride hexahydrate
| Parameter type | Value/function | Source |
|---|---|---|
| Density [kg/m3] | [17] | |
| Specific heat [J/kgK] | 1489.13 | [18] |
| Thermal conductivity [W/mK] | [17] | |
| Pure solvent melting heat [J/kg] | 155110 | [17] |
| Viscosity [kg/ms] | 0.09 | [19] |
| Solidus temperature [K] | 380 | [*] |
| Liquidus temperature [K] | 384.65 | [17] |
Physical properties of water [15,16]
| Parameter type | Value (water) | Value (copper) |
|---|---|---|
| Density [kg/m3] | 998.2 | 8978 |
| Specific heat [J/kgK] | 4182 | 381 |
| Thermal conductivity [W/mK] | 0.6 | 387.6 |
| Viscosity [kg/ms] | 0.001003 | - |
| Latent heat [J/kg] | 2263073 | - |
| Vaporization temperature [K] | 284 | - |
| Boiling point [K] | 373 | - |