[1]ZHANG Meng,ZHAO Gui-feng,QIN Zhi-wei,et al.Damage ldentification of Substation Gantry Structures UsingMethod of Element Modal Strain Energy[J].Journal of Zhengzhou University (Engineering Science),2013,34(06):99-103.[doi:10.3969/j.issn.1671-6833.2013.06.024]
Copy
Journal of Zhengzhou University (Engineering Science)[ISSN
1671-6833/CN
41-1339/T] Volume:
34
Number of periods:
2013 06
Page number:
99-103
Column:
Public date:
2013-12-30
- Title:
-
Damage ldentification of Substation Gantry Structures UsingMethod of Element Modal Strain Energy
- Author(s):
-
ZHANG Meng; ZHAO Gui-feng; QIN Zhi-wei; LI Tian
-
School of Civil Engineering ,Zhengzhou University,Zhengzhou 450001 ,China
-
- Keywords:
-
Key words:transformer substations; substation gantry structures; element modal strain enery change rate; damage identification
- CLC:
-
U392.6
- DOI:
-
10.3969/j.issn.1671-6833.2013.06.024
- Abstract:
-
In this paper,a study on the damage identification analysis of steel gantry structures in large-scalesubstations is put out.The damage diagnosis of steel gantry structures with different damage degree and dffer-ent damage sites are discussed based on the method of element modal strain energy change rate. The resultsshow that,modal strain energy change rate is a sensitive indicator index and it can be used to identify thedamages for the steel substation gantry structure simply and effectively.