混合式CRP-POD推进系统操船工况水动力性能研究

摘要

Hybrid CRP podded propulsion receives wide attention in the world because of its technical advantages,such as good maneuvering performance,high propulsive efficiency,low vibration noise,etc.Both of numerical simulation and model test of CRP-POD are conducted to study its hydrodynamic performance at maneuvering condition.Influence of the deflection of podded propulsion on hydrodynamic characteristics of CRP-POD is investigated,including propulsive efficiencies of the fore propeller,hybrid CRP podded propulsion and CRP-POD,and the lift force on the podded propulsion.It may be helpful for further research on hydrodynamic performance of the ship with the CRP-POD propulsion system.%混合式CRP-POD推进系统具有操纵性能好,推进效率高,空泡振动小等优点,受到国内外广泛关注.论文采用数值计算结合模型试验的方法对混合式CRP-POD推进系统操船工况的水动力性能进行了研究,探索吊舱推进器偏转角度对CRP-POD水动力特性的影响,包括推进系统中前桨、吊舱推进器、混合式CRP-POD推进系统效率,以及吊舱推进器侧向力随吊舱推进器偏转角度的变化.本项工作为进一步研究船后混合式CRP-POD推进系统水动力性能做了有益的探索.