Predicting Unsteady Loads in Marine Propulsor Crashback Using Large Eddy Simulation

Table 6

Statistics of unsteady loads for ducted propulsor with stator blades at 𝐽=−0.7.

	⟨𝐾𝑇⟩	𝜎(𝐾𝑇)	⟨𝐾𝑄⟩	𝜎(𝐾𝑇)	⟨𝐾𝑆⟩
LES (on blade)	−0.40	0.046	−0.078	0.0089	0.023
WT (on blade) [8]	−0.38	—	−0.078	—	0.024
LES (on duct)	−0.069	0.0077	3.7×10^−4	7.3×10^−5	0.071
LES (on stator)	0.0060	0.0024	0.050	0.0053	0.016
LES	−0.063	0.0068	0.050	0.0053	0.087
(on duct + stator)
WT (on duct) [9]	—	—	—	—	0.098