船舶摆线推进器水动力性能仿真研究陈文文1,吕峰1,陈练2,刘家昊3,张锋1(1.江苏科技大学船舶与海洋工程学院,江苏镇江212000;2.中国船舶信息中心,北京100101;3.江南造船(集团)有限责任公司,上海201913)摘要:为了探究不同参数对摆线推进器的水动力性能影响,选取NACA3412翼型为推进器叶片模型,利用CFD仿真技术对限定工况下摆线推进器的水动力性能进行模拟计算,验证仿真方法的有效性。在此基础上以自主选用的摆线推进器模型为研究对象,开展不同进速系数及偏心率对摆线推进器水动力性能影响的研究,得出不同初相位下叶片的受力变化规律,为摆线推进器水动力性能分析及其结构优化提供参考。关键词:摆线推进器;水动力性能;偏心率;进速系数中图分类号:U664.33文献标识码:A文章编号:1672–7649(2023)12–0014–06doi:10.3404/j.issn.1672–7619.2023.12.003SimulationstudyonhydrodynamicperformanceofshipcycloidalpropellerCHENWen-wen1,LVFeng1,CHENLian2,LIUJia-hao3,ZHANGFeng1(1.SchoolofShipandOceanEngineering,JiangsuUniversityofScienceandTechnology,Zhenjiang212000,China;2.ChinaShipInformationCenter,Beijing100101,China;3.JiangnanShipbuilding(Group)Co.,Ltd.,Shanghai201913,China)Abstract:Inordertoexploretheinfluenceofdifferentparametersonthehydrodynamicperformanceofcycloidpro-peller,NACA3412airfoilisselectedasthepropellerblademodelandCFDsimulationtechnologyisusedtosimulatethehydrodynamicperformanceofcycloidpropellerunderlimitedconditionstoverifytheeffectivenessofsimulationmethod.Basedonthis,theindependentlyselectedcycloidpropellermodelistakenastheresearchobject.Theeffectsofdifferentad-vancecoefficientsandeccentricitiesonhydrodynamicperformanceofcycloidpropellerwerestudied,andforcevariationlawsofbladesunderdifferentinitialphaseswereobtained,whichprovidesreferenceforhydrodynamicperformanceanalys-isandstructuraloptimizationofcycloidpropeller.Keywords:cycloidalpropeller;hydrodynamicperformance;eccentricity;speedcoefficient0引言摆线推进器(cycloidalpropeller)也称直翼推进器,它是由一组数量不等的叶片等间距分布组成,叶片从船体表面伸向水中并与船体表面垂直,同时绕某特定点做圆周运动,由于叶片在空间上的运动轨迹是一条摆线,因此被称...