{"title":"Added Masses of an Elliptical Cylinder with Unsteady Motion or in Unsteady Flow","authors":"Terukazu Tateno, S. Sunada","doi":"10.2322/tjsass.64.358","DOIUrl":null,"url":null,"abstract":"2 f2: complex velocity potential H; V : velocities in x and y directions H0; V0: steady components in H; V H1; V1: amplitudes of unsteady components in H; V mij: added masses in i-direction under unsteady flow or unsteady motion in j-direction Rx; Ry: ratio of added masses in x and y directions t: time U: flow velocity having just x component U : flow velocity having x and y components X; Y : hydrodynamic forces in x and y directions z0: position of the center of an elliptical cylinder : angle between the long axis and x axis : circulation : flow density !: circular frequency","PeriodicalId":54419,"journal":{"name":"Transactions of the Japan Society for Aeronautical and Space Sciences","volume":"1 1","pages":""},"PeriodicalIF":0.7000,"publicationDate":"2021-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"1","resultStr":null,"platform":"Semanticscholar","paperid":null,"PeriodicalName":"Transactions of the Japan Society for Aeronautical and Space Sciences","FirstCategoryId":"5","ListUrlMain":"https://doi.org/10.2322/tjsass.64.358","RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"Q4","JCRName":"ENGINEERING, AEROSPACE","Score":null,"Total":0}
引用次数: 1
Abstract
2 f2: complex velocity potential H; V : velocities in x and y directions H0; V0: steady components in H; V H1; V1: amplitudes of unsteady components in H; V mij: added masses in i-direction under unsteady flow or unsteady motion in j-direction Rx; Ry: ratio of added masses in x and y directions t: time U: flow velocity having just x component U : flow velocity having x and y components X; Y : hydrodynamic forces in x and y directions z0: position of the center of an elliptical cylinder : angle between the long axis and x axis : circulation : flow density !: circular frequency
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