공지
원문복사·상호대차 이용안내
2024-1학기 도서관 프로그램 안내
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
eArticles
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
改进离散熵在列车轴承损伤检测中的应用
Resource Type
Academic Journal
Authors
李永健
;
宋浩
;
李鹏
;
缪炳荣
;
熊庆
Source
振动、测试与诊断 / Journal of Vibration,Measurement & Diagnosis
. 43(2):304-311
Subject
车辆工程
轴箱轴承
离散熵
特征提取
故障诊断
Language
Chinese
ISSN
1004-6801
Online Access
Scopus
Find it @ DONGA
초록
针对轴箱轴承早期损伤的检测问题,提出一种基于改进多尺度离散熵算法(improved multiscale dispersion entropy,简称IMDE)和支持向量机的诊断模型,通过提取振动信号中的关键信息有效识别轴承的健康状态.首先,考虑传统多尺度离散熵(multiscale dispersion entropy,简称MDE)因数据点重合和粗粒化尺度不断增大而引起的熵值误差增加、分布混乱及波动明显等缺陷,通过对粗粒化过程和离散熵的优化改进算法;其次,结合实际算例,针对高速列车轴箱轴承在不同运行状态下的振动数据进行试验验证.结果表明,相较于MDE,IMDE计算熵值的误差更小,鲁棒性更好,且支持向量机分类结果显示IMDE取得了更高的诊断精度.
메일 발송
로그인후 이용해주세요.
이동하기
Full menu
Close full menu
Search
All
Library Catalog
eArticles
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