Open Access

Table 1

Types and properties of PCMs.

Types of PCMs Benefits Limitations
Organic i. Excellent freezing and melting properties
ii. High latent heat storage
iii. Low volume change
iv. Inflammable
v. Chemically Stable
vi. Does not super cool
vii. Non-corrosive
viii. Non-toxic
i. Very expensive
ii. Large volume change
Inorganic i. Cheap
ii. Readily available
iii. Non-flammable
iv. High heat of fusion
v. Good thermal conductivity
i. High volume change
ii. Supercooling
iii. Degradation
iv. Corrosive to most metals
Eutectics i. High volume storage density
ii. Sharp melting temperature
i. Less explored

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