Yichen Jiang   

Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates

Title : Vice Director, Institute of Marine Hydrodynamics

MORE> Recommended Ph.D.Supervisor Recommended MA Supervisor Institutional Repository Personal Page
Language:English

Paper Publications

Title of Paper:Numerical study of free attenuation of transverse rocking of hull with bilge keel

Hits:

Date of Publication:2019-01-05

Journal:Journal of Harbin Engineering University

Volume:40

Issue:1

Page Number:81-87

ISSN No.:1006-7043

Key Words:横摇衰减;舭龙骨;OpenFOAM;阻尼消波;动网格;六自由度;粘性流场;数值模拟

Abstract:为了研究带舭龙骨的船体横摇自由衰减运动,本文建立了基于OpenFOAM的粘性流场数学模型.模型采用六自由度运动方程与动网格技术计算船舶运动,应用阻尼消波技术消除远处的数值水池壁面产生的反射波,有效提高了数值预报的精度;通过对比模拟得到的衰减曲线和阻尼系数与试验所得的结果,分析了舭龙骨附近的涡量场,并探讨了舭龙骨减摇的机理.结果表明本文建立的数值模型可以准确地模拟船体横摇运动,成功预报了不同高度舭龙骨的减摇效果.

Address: No.2 Linggong Road, Ganjingzi District, Dalian City, Liaoning Province, P.R.C., 116024
Click:    MOBILE Version DALIAN UNIVERSITY OF TECHNOLOGY Login

Open time:..

The Last Update Time: ..