Table 3 Comparison of the average Nusselt number \(\overline{Nu}\) at the hot wall

Walker and Homsy [22]

–

3.097

12.960

51.000

Bejan [23]

–

4.200

15.800

50.800

Beckermann et al. [24]

–

3.113

–

48.900

Gross et al. [13]

–

3.141

13.448

42.583

Moya et al. [25]

1.065

2.801

–

–

Manole and Lage [26]

–

3.118

13.637

48.117

Baytas and Pop [27]

1.079

3.160

14.060

48.330

Sheremet and Pop [28]

1.071

3.104

13.839

49.253

Present results (unif. grid)

1.079

3.111

13.602

–

Present results (nonunif. grid)

1.079

3.113

13.650

48.836