Spatial Fluctuating Pressure Calculation of Underwater Counter Rotating Propellers under Noncavitating Condition

Table 1

Main parameters of the propeller.

Title	1st model	2nd model
Model diameter ()	0.24 m	0.24 m
Number of blades ()	6	6
Expanded blade area ratio (Exar)	0.683	0.81
Pitch	1.039	1.043
Skew	32°	32°
Direction of rotation	Right-handed	Right-handed