Table 4. The values of Re − 1 / 2 N u... | Emerald Publishing

Table 4.

The values of ${Re}^{- 1 / 2} N u$ and corresponding ENu for mono, hybrid, ternary and tetra nanofluids at 5% volume fraction when compared to the base fluid at $ξ = 1.0$

	${Re}^{- 1 / 2} N u$					ENu (in %)
5% volume fraction shape	Sphere	Brick	Cylinder	Platelets	Blade	Sphere	Brick	Cylinder	Platelets	Blade
Base fluid $(ϕ = 0)$	1.32799	1.32799	1.32799	1.32799	1.32799	–	–	–	–	–
$S W C N T$	1.32513	1.35659	1.40907	1.44357	1.56598	−0.22	2.15	6.11	8.70	17.92
$M W C N T$	1.31733	1.34789	1.39927	1.43358	1.55428	−0.80	1.50	5.37	7.95	17.04
$S i O_{2}$	1.30283	1.31273	1.32927	1.34018	1.38023	−1.89	−1.15	0.10	0.92	3.93
$T i O_{2}$	1.36084	1.38751	1.43156	1.46158	1.56593	2.47	4.48	7.80	10.06	17.91
$\begin{array}{l} S W C N T + M W C N T \end{array}$	1.31312	1.37582	1.48346	1.55732	1.83120	−1.12	3.60	11.71	17.27	37.89
$\begin{array}{l} S W C N T + S i O_{2} \end{array}$	1.29764	1.33642	1.40107	1.44326	1.58891	−2.29	0.63	5.50	8.68	19.66
$\begin{array}{l} S W C N T + T i O_{2} \end{array}$	1.35309	1.41100	1.51059	1.57817	1.82340	1.89	6.25	13.75	18.84	37.30
$\begin{array}{l} M W C N T + S i O_{2} \end{array}$	1.29099	1.32844	1.39260	1.43446	1.57814	−2.79	0.03	4.87	8.02	18.84
$\begin{array}{l} M W C N T + T i O_{2} \end{array}$	1.34651	1.40403	1.50174	1.56922	1.81183	1.39	5.73	13.08	18.17	36.43
$\begin{array}{l} S i O_{2} + T i O_{2} \end{array}$	1.33105	1.36702	1.42718	1.46863	1.61871	0.23	2.94	7.47	10.59	21.89
$\begin{array}{l} S W C N T + M W C N T + S i O_{2} \end{array}$	1.28306	1.35100	1.46733	1.54382	1.81436	−3.38	1.73	10.49	16.25	36.62
$\begin{array}{l} M W C N T + S i O_{2} + T i O_{2} \end{array}$	1.31482	1.37922	1.49092	1.56408	1.83100	−0.99	3.86	12.27	17.78	37.88
$\begin{array}{l} S W C N T + S i O_{2} + T i O_{2} \end{array}$	1.32091	1.38590	1.49780	1.57275	1.84181	−0.53	4.36	12.79	18.43	38.69
$\begin{array}{l} S W C N T + M W C N T + T i O_{2} \end{array}$	1.33766	1.42664	1.58394	1.69286	2.10465	0.73	7.43	19.27	27.48	58.48
$\begin{array}{l} S W C N T + M W C N T + S i O_{2} + T i O_{2} \end{array}$	1.30337	1.39819	1.56220	1.67287	2.07809	−1.85	5.29	17.64	25.97	56.48

	${Re}^{- 1 / 2} N u$					ENu (in %)
5% volume fraction shape	Sphere	Brick	Cylinder	Platelets	Blade	Sphere	Brick	Cylinder	Platelets	Blade
Base fluid $(ϕ = 0)$	1.32799	1.32799	1.32799	1.32799	1.32799	–	–	–	–	–
$S W C N T$	1.32513	1.35659	1.40907	1.44357	1.56598	−0.22	2.15	6.11	8.70	17.92
$M W C N T$	1.31733	1.34789	1.39927	1.43358	1.55428	−0.80	1.50	5.37	7.95	17.04
$S i O_{2}$	1.30283	1.31273	1.32927	1.34018	1.38023	−1.89	−1.15	0.10	0.92	3.93
$T i O_{2}$	1.36084	1.38751	1.43156	1.46158	1.56593	2.47	4.48	7.80	10.06	17.91
$\begin{array}{l} S W C N T + M W C N T \end{array}$	1.31312	1.37582	1.48346	1.55732	1.83120	−1.12	3.60	11.71	17.27	37.89
$\begin{array}{l} S W C N T + S i O_{2} \end{array}$	1.29764	1.33642	1.40107	1.44326	1.58891	−2.29	0.63	5.50	8.68	19.66
$\begin{array}{l} S W C N T + T i O_{2} \end{array}$	1.35309	1.41100	1.51059	1.57817	1.82340	1.89	6.25	13.75	18.84	37.30
$\begin{array}{l} M W C N T + S i O_{2} \end{array}$	1.29099	1.32844	1.39260	1.43446	1.57814	−2.79	0.03	4.87	8.02	18.84
$\begin{array}{l} M W C N T + T i O_{2} \end{array}$	1.34651	1.40403	1.50174	1.56922	1.81183	1.39	5.73	13.08	18.17	36.43
$\begin{array}{l} S i O_{2} + T i O_{2} \end{array}$	1.33105	1.36702	1.42718	1.46863	1.61871	0.23	2.94	7.47	10.59	21.89
$\begin{array}{l} S W C N T + M W C N T + S i O_{2} \end{array}$	1.28306	1.35100	1.46733	1.54382	1.81436	−3.38	1.73	10.49	16.25	36.62
$\begin{array}{l} M W C N T + S i O_{2} + T i O_{2} \end{array}$	1.31482	1.37922	1.49092	1.56408	1.83100	−0.99	3.86	12.27	17.78	37.88
$\begin{array}{l} S W C N T + S i O_{2} + T i O_{2} \end{array}$	1.32091	1.38590	1.49780	1.57275	1.84181	−0.53	4.36	12.79	18.43	38.69
$\begin{array}{l} S W C N T + M W C N T + T i O_{2} \end{array}$	1.33766	1.42664	1.58394	1.69286	2.10465	0.73	7.43	19.27	27.48	58.48
$\begin{array}{l} S W C N T + M W C N T + S i O_{2} + T i O_{2} \end{array}$	1.30337	1.39819	1.56220	1.67287	2.07809	−1.85	5.29	17.64	25.97	56.48