Influence of Narrow Rectangular Channel () on Heat Transfer and Friction for V- and W-Shaped Ribs in Turbine Blade Applications

Table 3

comparison.

	Ribs			(°)
Present study	V-ribs	0.052	10	45°	20000/40000/60000	3.9/3.3/2.8
Present study	W-ribs	0.0416	12.5	45°		3.9/3.4/2.7
Abraham and Vedula [3]	V-ribs	0.08	10	45°	20000/35000	2.4/2.1
Abraham and Vedula [3]	W-ribs	0.08	10	45°		2.45/2.3
Prashant et al. [4]	V-ribs	0.125	16	45°	20000/40000/60000	3.0/2.75/2.5
Prashant et al. [4]	W-ribs	0.125	16	45°		2.5/2.4/2.1
Ravi et al. [10]	Angled ribs	0.125	16	45°	20000/40000/60000	2.25/2.2/2.15
Ravi et al. [10]	M-ribs	0.125	16	45°		1.8/1.75/1.7
Deng et al. [25]	Orthogonal ribs	0.1	—	90°	20000	3