Investigation of Counterflow Microchannel Heat Exchanger with Hybrid Nanoparticles and PCM Suspension as a Coolant

Table 4

Properties of materials.

Material	p (kg/m^3)	Cp (J/kg.K)	K (W/m.K)	Μμ (kg/m.s)
Pure water	981.3	4189	0.643	0.00059
n-octadecane (MEPCM core)	solid = 850	2000	0.18	—
	liquid = 780
PMMA (MEPCM wall)	1190	1470	0.21	—
MEPCM particles	867.2	1899	0.1643	—
Cupper (cu)	8930	383.1	386	—
Al2O3	3600	765	36	—