Propeller cavitation degrades propellerperformance, erodes blade surfaces, produces noise, and causes vibration on the ship hull.
螺旋桨空泡会降低螺旋桨性能，产生空化剥蚀和噪声，从而导致船体振动。
2
A numerical method is presented for prediction of propellerperformance and pressure distribution on blade surface according to lifting surface theory.
本文提供了一种根据升力面理论计算螺旋桨桨叶表面压力分布和螺旋桨性能的数值方法。
3
In order to search a new way for torque measurement and investigate propellerperformance accurately, the special balance has been designed for propeller testing.