Indexed by:会议论文
Date of Publication:2017-08-01
Page Number:10
Key Words:浸入式边界-格子Boltzmann方法;力修正技术;流固耦合;声散射;柔性体
Abstract:浸入式边界-格子Boltzmann方法(IB-LBM)是一种结合方法,可以高效处理存在复杂边界的流固耦合问题。运用该方法可对流场进行直接求解,可得到流体密度扰动从而获取声场信息。需要指出的是传统的IB-LBM不能精确施加边界无滑移条件,在求解声场问题时会存在较大误差。通过引入力修正技术,可使流固边界无滑移条件得到满足。本文通过采用基于力修正的IB-LB模型,将其运用到对柔性体声散射问题的直接模拟中,并通过算例验证该模型的有效性。
Associate Professor
Supervisor of Master's Candidates
Title : Deputy director of Institute of Underwater Acoustic Engineering
Gender:Male
Alma Mater:Huazhong University of Science and Technology
Degree:Doctoral Degree
School/Department:School of Naval Architecture
Discipline:Underwater Acoustic Engineering. Design and Manufacture of Ship and Ocean Structure
Business Address:Room 511, Experiment Building Complex
Contact Information:lujh@dlut.edu.cn
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