공지
2024학년도 2학기 도서관 정보활용교육 안내
학술 생성형 AI 서비스 「tlooto」 시범 운영 안내
원문복사·상호대차 이용안내
특별회원 도서대출제도 변경 및 예치금 반환 안내
이전
다음
Close today
공지사항 닫기
DAU Library
Central Library
Dong-A University
LOGIN
Off-Campus Access
OFF
KO
Open the search box
Search"
Search
All
Library Catalog
eJournals
Databases
e-Learning
e-Learning
INSPIRE
KOCW
Overseas OCW/MOOC List
eBooks
Collections
New Arrivals(Subject)
Popular Books
Recommendations
DAU Reading List
Book Gallery
Research book
Research Support
Journal Evaluation
Subject Guides
Plagiarism Prevention
Plagiarism Prevention
Research Ethics
References Management
Thesis Submission
Document Delivery Service/Interlibrary Loan
Document Delivery Service/Interlibrary Loan
Medicine, Nursing(Request_Journal)
Medicine, Nursing(Request_Thesis)
DDS/ILL – Request list
Library Instruction
Library Instruction Guide
Library Instruction Request
Group Instruction Request
Libaray Services
Use Using Materials
Borrow/Renew/Return
Inter-Campus Loan
Purchase Request
Closed Stack Request
Priority Cataloging Book Request
Missing Book Request
Facilities
Group Study Room
Group Study Room Request
Reading Room
Visit Other Libraries(Data)
Visit Other Libraries for Material Use
Visit Other Libraries Request(Data)
Request History (Material Use)
Visit Other Libraries(Reading Room)
Visit Other Libraries Guide(Reading Room)
Visit Other Libraries Request(Reading Room)
Request History (Reading Room)
User Guide
Undergraduates
Graduates students
Faculty/Staff
Special member
Etc.
Mobile Service
Mobile Web
Mobile Seat Allocation
Mobile ID Card
WiFi
Off-Campus Access
Find Services
About our Library
Overview
Overview
History
Status
Regulations
Organization/Staff
Library Hours
Floor Guide
Donations
How to Donate
List
Cyber Memorial Collection
Directions
Community
Notice
Notice(Datebases)
Q&A
Q&A
FAQ
Book Reviews
Best Reviews
Program Feedback
Forms
Error Inquiry
My Library
Borrow/Renew
Borrow/Renew
History
Inter-Campus Loan List
My Request List
Purchase Request
Closed Stack Request
Priority Cataloging Book Request
Missing Book Request
DDS – Request List
Group Study Room
Library Instruction
My Shelf
My Book Reviews
Personal Information
Profile
Notice
Quick Menu
My Shelf
Error Inquiry
메뉴 전체보기
eArticles
Home
>
Search
>
eArticles
>
검색결과 돌아가기
검색화면
Export
프린트
E-Mail
EndNote
RefWorks
요약정보
往复式真空泵管道噪声抑制技术研究 / Noise suppression of reciprocating vacuum pump pipelines
Resource Type
Academic Journal
Authors
陈国平
;
徐一鸣
;
陈澎钰
;
张进男
;
张旭
;
CHEN Guoping
;
XU Yiming
;
CHEN Pengyu
;
ZHANG Jinnan
;
ZHANG Xu
Source
家电科技 / Journal of Appliance Science & Technology
. 1(1):84-87
Subject
真空泵
消声器
管道噪声
声学仿真
传递损失
Language
Chinese
ISSN
1672-0172
Online Access
Find it @ DONGA
초록
往复式真空泵工作噪声大,声品质不佳.为了提升真空泵运行时的声品质,针对往复式真空泵出气口的管道噪声进行研究.首先采集真空泵出口处的噪声,得到真空泵噪声的频域特性,发现真空泵出口处噪声主要集中在0~4000 Hz频率段;然后针对该频率段设计降噪方案,采用消声器串联的方式,消除传递损失曲线的通过频率,并利用Virtual Lab软件对串联消声器的声学性能进行仿真分析;最后将消声方案安装在真空泵出口处进行噪声验证,并进行气体流量损失的实验验证.结果表明,串联消声器对真空泵出口处的降噪效果达25 dB(A)以上,气体的流量损失为9.8%.研究结果对提升真空泵声品质具有借鉴意义.
메일 발송
로그인후 이용해주세요.
이동하기
Full menu
Close full menu
Search
All
Library Catalog
eJournals
Databases
e-Learning
e-Learning
INSPIRE
KOCW
Overseas OCW/MOOC List
eBooks
Collections
New Arrivals(Subject)
Popular Books
Recommendations
DAU Reading List
Book Gallery
Research book
Research Support
Journal Evaluation
Subject Guides
Plagiarism Prevention
Plagiarism Prevention
Research Ethics
References Management
Thesis Submission
Document Delivery Service/Interlibrary Loan
Document Delivery Service/Interlibrary Loan
Medicine, Nursing(Request_Journal)
Medicine, Nursing(Request_Thesis)
DDS/ILL – Request list
Library Instruction
Library Instruction Guide
Library Instruction Request
Group Instruction Request
Libaray Services
Use Using Materials
Borrow/Renew/Return
Inter-Campus Loan
Purchase Request
Closed Stack Request
Priority Cataloging Book Request
Missing Book Request
Facilities
Group Study Room
Group Study Room Request
Reading Room
Visit Other Libraries(Data)
Visit Other Libraries for Material Use
Visit Other Libraries Request(Data)
Request History (Material Use)
Visit Other Libraries(Reading Room)
Visit Other Libraries Guide(Reading Room)
Visit Other Libraries Request(Reading Room)
Request History (Reading Room)
User Guide
Undergraduates
Graduates students
Faculty/Staff
Special member
Etc.
Mobile Service
Mobile Web
Mobile Seat Allocation
Mobile ID Card
WiFi
Off-Campus Access
Find Services
About our Library
Overview
Overview
History
Status
Regulations
Organization/Staff
Library Hours
Floor Guide
Donations
How to Donate
List
Cyber Memorial Collection
Directions
Community
Notice
Notice(Datebases)
Q&A
Q&A
FAQ
Book Reviews
Best Reviews
Program Feedback
Forms
Error Inquiry
My Library
Borrow/Renew
Borrow/Renew
History
Inter-Campus Loan List
My Request List
Purchase Request
Closed Stack Request
Priority Cataloging Book Request
Missing Book Request
DDS – Request List
Group Study Room
Library Instruction
My Shelf
My Book Reviews
Personal Information
Profile
Notice