Influence of lift distribution coefficient on hydrodynamic performance of propeller in forward and astern mode of operation by numerical analysis

参数	数值
船舶总长/m	175.0
方形系数	0.813
设计航速/ kn	13.0
主机功率/ kW	6 340
功率储备系数	0.15
轴系效率	0.97
伴流分数	0.270
推力减额分数	0.155
相对旋转效率	0.985
螺旋桨转速/（r·min⁻¹）	136

Table 2. Main geometric parameters of MAU-series propeller and theoretical propeller 1
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Table 2. Main geometric parameters of MAU-series propeller and theoretical propeller 1
参数数值
图谱桨理论桨1
螺旋桨直径/m 5 5
叶数 5 5
盘面比 0.55 0.55
毂径比 0.18 0.18
0.7R处螺距比 0.700 0 0.748 6
侧斜角/(°) 10 24.5
剖面类型 MAU NACA66

Table 3. Definition of rotational direction of propeller and boundary conditions of computational domain

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Table 3. Definition of rotational direction of propeller and boundary conditions of computational domain

项目	正车前进	倒车后退
来流方向	X	−X
螺旋桨旋转方向	−X	X
计算域左侧边界条件	速度入口	压力出口
计算域右侧边界条件	压力出口	速度入口
远场边界条件	对称平面	对称平面
桨毂和桨叶边界条件	无滑移壁面	无滑移壁面

Table 4. Hydrodynamic performance of three theoretical propellers under design condition
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Table 4. Hydrodynamic performance of three theoretical propellers under design condition
　 J K_T 10K_Q η₀
理论桨1 0.430 8 0.170 7 0.226 6 0.516 4
理论桨2 0.430 8 0.171 9 0.236 7 0.497 9
理论桨3 0.430 8 0.169 5 0.247 1 0.470 3

Table 5. Thrust contribution of back & face of blades of three theoretical propellers under design condition
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Table 5. Thrust contribution of back & face of blades of three theoretical propellers under design condition
推力贡献比例/%
叶面压力面叶背吸力面
理论桨1 8.58 91.42
理论桨2 6.79 93.21
理论桨3 2.71 97.79

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Wei HE, Jiawei GUO, Xiaofei HU, Mingjing Liu, Tiechao BAI, Ziru LI. Influence of lift distribution coefficient on hydrodynamic performance of propeller in forward and astern mode of operation by numerical analysis[J]. Chinese Journal of Ship Research, 2022, 17(1): 42

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Paper Information

Category: Ship Design and Performance

Received: Feb. 2, 2021

Accepted: --

Published Online: Mar. 24, 2025

The Author Email:

DOI:10.19693/j.issn.1673-3185.02288

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Design parameters of ship and propeller

Table 1. Design parameters of ship and propeller

Table 2. Main geometric parameters of MAU-series propeller and theoretical propeller 1

Table 2. Main geometric parameters of MAU-series propeller and theoretical propeller 1

Table 3. Definition of rotational direction of propeller and boundary conditions of computational domain

Table 3. Definition of rotational direction of propeller and boundary conditions of computational domain

Table 4. Hydrodynamic performance of three theoretical propellers under design condition

Table 4. Hydrodynamic performance of three theoretical propellers under design condition

Table 5. Thrust contribution of back & face of blades of three theoretical propellers under design condition

Table 5. Thrust contribution of back & face of blades of three theoretical propellers under design condition