Numerical Simulation of Free Convection in a Partially Heated Three-Dimensional Enclosure Filled with Ionanofluid ([C₄mim][NTf₂]-Cu)

Table 4

Comparison of our Nusselt number values with Ravnik et al. [20].

Ra	Air		Water
	Ravnik et al. [20]	Present	Ravnik et al. [20]	Present
10^3	1.071	1.0607	1.071	1.0639
10^4	2.0564	2.0464	2.078	2.0583
10^5	4.3432	4.2979	4.51	4.5237
10^6	8.6792	8.6461	9.032	9.3897