Predicting Unsteady Loads in Marine Propulsor Crashback Using Large Eddy Simulation

Table 1

Statistics of unsteady loads for open propulsor at three advance ratios.

		⟨𝐾𝑇⟩	𝜎(𝐾𝑇)	⟨𝐾𝑄⟩	𝜎(𝐾𝑄)	⟨𝐾𝑆⟩
𝐽=−0.5	LES	−0.30	0.051	−0.061	0.0099	0.025
	WT [3]	−0.27	0.056	−0.057	0.011	0.031
	OW	−0.33	—	−0.070	—	—
𝐽=−0.7	LES	−0.38	0.055	−0.074	0.010	0.027
	WT [4]	−0.33	0.060	−0.065	0.011	0.030
	OW	−0.41	—	−0.078	—	—
𝐽=−1.0	LES	−0.61	0.053	−0.012	0.010	0.054
	WT [3]	−0.53	0.059	−0.097	0.010	0.042
	OW	−0.65	—	−0.012	—	—