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  1. National Taiwan Ocean University Research Hub

Experimental Investigations on Flow and Acoustic Characteristics of Two Cavities in Tandem

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Project title
Experimental Investigations on Flow and Acoustic Characteristics of Two Cavities in Tandem
Code/計畫編號
110-2221-E-019-038-
Translated Name/計畫中文名
前後相鄰雙凹穴流、聲場特性之實驗研究
 
Project Coordinator/計畫主持人
Yi-Chih Chow
Co-Investigator(s)/共同執行人
鍾孟軒
 
Department/Unit
Department of Systems Engineering and Naval Architecture
Website
https://www.grb.gov.tw/search/planDetail?id=13891883
Year
2021
 
Start date/計畫起
01-08-2021
Expected Completion/計畫迄
31-07-2022
 
Co-Investigator(s)
Yaw-Huei Lee
Bugetid/研究經費
880千元
 
ResearchField/研究領域
機械工程
 

Description

Abstract
本研究計畫之目的為以實驗方法探討潛艦船身上之開孔所引發的基礎水聲學(hydroacoustics)問題,預期影響性有: (1)建立潛艦相關科研本土化,達到國防科技自主;(2)培育人才,以解決我國目前非常重視的潛艦國造與國艦國造方向上之人才短缺的問題;(3)國防科技自主,可有效、及時協助國防科技之發展。
 
Keyword(s)
高雷諾數凹穴流
水聲學
流引致噪音
大型空蝕水槽
時析質點影像測速法
立體式質點影像測速法
水聽器
大渦模擬
流聲理論
high-Reynolds-number cavity flow
hydroacoustics
flow-induced noise
Large Cavitation Tunnel (LCT)
Time-Resolved Particle Image Velocimetry (TR-PIV)
Stereoscopic Particle Image Velocimetry (SPIV)
hydrophone
Large Eddy Simulation (LES)
flow-induced sound theory
 
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