Research Article

Preparation and Thermal Properties of Eutectic Hydrate Salt Phase Change Thermal Energy Storage Material

Figure 9

(a), (b), and (c) represent step cooling curves of adding three different kinds of nucleating agent (nanoactivated carbon, NaF, and Na2B4O7·10H2O) in ternary eutectic hydrate salts without a thickener.
(a)
(b)
(c)