[1]郭春雨,薛嶸,胡健,等.三維水翼梢渦氣核運動特性的數值模擬[J].哈爾濱工程大學學報,2021,42(5):618-625.[doi:10.11990/jheu.201910080]
 GUO Chunyu,XUE Rong,HU Jian,et al.Numerical simulation of nuclei motion characteristics in a three-dimensional hydrofoil tip vortex flow field[J].Journal of Harbin Engineering University,2021,42(5):618-625.[doi:10.11990/jheu.201910080]
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三維水翼梢渦氣核運動特性的數值模擬(/HTML)
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《哈爾濱工程大學學報》[ISSN:1006-6977/CN:61-1281/TN]

卷:
42
期數:
2021年5期
頁碼:
618-625
欄目:
出版日期:
2021-05-05

文章信息/Info

Title:
Numerical simulation of nuclei motion characteristics in a three-dimensional hydrofoil tip vortex flow field
作者:
郭春雨1 薛嶸1 胡健1 王戀舟2
1. 哈爾濱工程大學 船舶工程學院, 黑龍江 哈爾濱 150001;
2. 西南交通大學 力學與工程學院, 四川 成都 611756
Author(s):
GUO Chunyu1 XUE Rong1 HU Jian1 WANG Lianzhou2
1. College of Shipbuilding Engineering, Harbin Engineering University, Harbin 150001, China;
2. School of Mechanics and Engineering, Southwest Jiaotong University, Chengdu 611756, China
關鍵詞:
水翼數值模擬大渦模擬離散元方法梢渦渦核氣核氣核軌跡
分類號:
U661.1
DOI:
10.11990/jheu.201910080
文獻標志碼:
A
摘要:
針對三維水翼梢渦處流場和氣核運動特性的問題,采用LES湍流模型和DEM模型進行數值分析。對有攻角水翼梢部進行網格加密,成功捕捉到梢渦結構,在這個基礎上添加DEM模型構建的氣核,研究氣核在梢渦影響下的運動規律。數值結果表明:該方法很好地模擬了帶導流罩水翼梢渦形成與發展的過程,得出了直徑為100 μm的氣核在梢渦影響下的遷移軌跡,以及在遷移過程中表面壓力、運動速度等的變化特性。該研究結果為梢渦空化初生的機理建立了很好的基礎。

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備注/Memo

備注/Memo:
收稿日期:2019-10-28。
基金項目:國家自然科學基金項目(51679045,51579052).
作者簡介:郭春雨,男,教授,博士生導師;胡健,男,教授,博士生導師.
通訊作者:胡健,E-mail:hujian791018@163.com.
更新日期/Last Update: 2021-04-26
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