Investigation of Rotating Stall Phenomenon and Optimization in Mixed-Flow Waterjet Propulsion Device

Table 5

Total pressure coefficient on each section.

		Original scheme			Selected scheme
		0.5 Q′	0.67 Q′	Q′	0.5 Q′	0.67 Q′	Q′
Total pressure coefficient	Section 5-5	0.2970	0.2956	0.2950	0.2979	0.2977	0.2966
	Section 4-4	0.2884	0.2894	0.2908	0.2839	0.2882	0.2908
	Section 3-3	0.2855	0.2876	0.2903	0.2806	0.2857	0.2876
	Section 2-2	0.3665	0.3712	0.3515	0.3652	0.3665	0.3515
	Section 1-1	0.3580	0.3630	0.3453	0.3562	0.3582	0.3446