Table 1.

Centrifugal pump input parameters and assumptions.

No.	Parameter	Symbol	Value	Units	Note
1	Head	H	5	(m)	(BEP) of the baseline model
2	Volumetric flow rate	Q	3.8	(${\text{m}}^3$/s)
3	Rotational speed	n	1500	(rpm)
4	Impeller type	Type	2	(–)	1. Closed (or) 2. Semi-open
5	Inlet flow angle	${\alpha }_1$	90	(∘)
6	Meridional velocity ratio	$c_{2m}/c_{1m}$	1	(–)
7	Blade count	z	6	(–)
8	Impeller entry count	$f_q$	1	(–)	1. Single (or) 2. Double
9	Hub to shaft diameter ratio	$d_w/d_n$	1.5	(–)
10	Leading edge profile	$L{E}_p$	2	(–)	1. Semi-circle, 2. Elliptic (or) 3. Wedge
11	Trailing edge profile	$T{E}_p$	1	(–)	1. Tapered (or) 2. Full thickness