Cold Load and Storage Functional Backfill for Cooling Deep Mine

Table 1

Conventional cold storage PCM.

Name of PCM	Phase change temperature (°C)	Latent heat of fusion (kJ/kg)	Reference
Ice	0	335	[12]
Na2SO4·10H2O	32	249	[13]
Na2SO4·10H2O (adding NH4CL)	8	—	[14]
Na2HPO4·12H2O	36	265	[13]
CaCl2·6H2O	29∼39	174	[13]
Glycol	−13∼−11	187	[15]
Amino ethanol aqueous solution	6∼9.2	155∼196	[16]
Paraffin oil/water	9.5	157	[17]