Efficiency-House Optimization to Widen the Operation Range of the Double-Suction Centrifugal Pump

Table 2

Grid cells of the selected mesh.

Item		Mesh I	Mesh II	Mesh III	Mesh IV	Mesh V
Total mesh		2878243	3679342	4266423	4958168	5847757
GCI (%)		6.021	4.324	1.962	1.921	1.835
Ratio	H/H1	1	1.156	1.221	1.220	1.221
	η/η1	1	1.132	1.304	1.304	1.304
	pv1/pv1,1	1	1.152	1.311	1.311	1.311
	pv2/pv2,1	1	1.156	1.282	1.282	1.282