scholarly journals A Practical Structural Health Monitoring System for High-Speed Train Car-Body

IEEE Access ◽  
2019 ◽  
Vol 7 ◽  
pp. 168316-168326 ◽  
Author(s):  
Jun Wang ◽  
Tiantian Wang ◽  
Qizhang Luo
Author(s):  
Andrei Belyi ◽  
Aleksei Baranovskii ◽  
Dmitrii Vorobiev ◽  
Kirill Dolinskii ◽  
Leonid Dyachenko ◽  
...  

Objective: Structural health monitoring actions designing for high-speed railway engineering constructions to decrease risk of loss consumer properties of bearing designs Methods: The analysis and accounting of the specific conditions and impacts inherent in constructions of high-speed railways, in total with the existing normative and regulatory documents, and also international background of design and development of structural health monitoring systems on bridge objects. The system approach to the solution of the formulated purpose which is expressed in preparation of the project decisions that are based on the integrated principles of functioning of developed structural health monitoring system. Results: Project decisions on structural health monitoring system of high-speed railway Moscow-Kazan-Yekaterinburg constructions were made. In particular, the actions for the monitoring organization on the unified designs of superstructures and piers (including their separate elements) are developed, considering both static and dynamic components of impacts and loadings being planned. The key parameters subject to monitoring are: absolute and relative designs shift; dynamic characteristics; the stressed-deformed condition of superstructure, piles, a rail and rail temperature. Practical importance: The actions, developed by authors and stated in the article, for design and organization of bridge constructions structural health monitoring on high-speed railways have no analogs in domestic practice so far. Cost efficiency and the unified approach to the proposed solutions were considered as of primary importance in the given study. From the practical point of view, in the future, these actions will make it possible to provide and support the set standard (project) levels of reliability, safety and durability of bridge constructions


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