无轴轮缘推进器中可拆卸螺旋桨的性能分析

应用FLUENT数值模拟软件对无轴轮缘推进器螺旋桨进行水动力分析,根据实际运行工况需求确定数值模拟的基本方程、湍流模型、初始条件、边界条件、流体域以及网格划分等参数,建立相关数值模拟模型,计算出不同桨叶数目的螺旋桨在一定进速条件下的桨叶压力分布状况及螺旋桨推力与扭矩,并与常用经验公式计算结果进行比较,验证了无轴轮缘推进器螺旋桨有限体积元模型的正确性。研究结果可为该类型螺旋桨的优化设计提供理论支持。

The performance analysis of removable shaftless Rim propeller

The application of FLUENT numerical simulation software for the Hydrodynamic analysis of shaftless rim propeller, the relevant simulation model is established, and the basic equation, turbulence model, initial conditions, boundary conditions, fluid domain and mesh division parameters of the simulation are determined according to the actual demand for the simulation of basic equations, the number of different blade propeller''s blade pressure distribution and propeller thrust and torque are calculated under the condition of a certain advanced speed, compared with calculation results of Empirical formula that commonly used to verify the correctness of the finite volume element model of shaftless rim propeller, providing theoretical support for the optimization design of this type of the propeller.