Experimental Investigation of the Effect of Ice Blockage on Propeller Hydrodynamic Performance

Table 1

Principal dimensions of propeller model.

Conventional propeller
Diameter (mm)	150	Number of blades	4
Rake(°)	10	Type	MAU
Blade area ratio	0.7	Direction of rotation	Left
Pith ratio(0.75R)	0.807	Material	Aluminium
Hub ratio	0.18	Scale	λ = 6
r/R	C/D	T/D	P/D
0.2	0.2635	0.0406	0.807
0.3	0.3077	0.0359	0.807
0.4	0.3448	0.0312	0.807
0.5	0.3736	0.0265	0.807
0.6	0.3925	0.0218	0.807
0.7	0.3946	0.0171	0.807
0.8	0.3680	0.0124	0.807
0.9	0.2915	0.0077	0.807
1	0.0685	0.0003	0.807