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Application of magnetoelastic stress sensors in large steel cables
Guodun Wang,Ming L. Wang,Yang Zhao,Yong Chen,Bingnan Sun 국제구조공학회 2006 Smart Structures and Systems, An International Jou Vol.2 No.2
In this paper, the application of magnetoelasticity in static tension monitoring for large steel cables is discussed. Magnetoelastic (EM) stress sensors make contact-free tension monitoring possible for hanger cables and post-tensioned cables on suspension and cable-stayed bridges. By quantifying the correlation of magnetic relative permeability with tension and temperature, the EM sensors inspect the load levels in the steel cables. Cable tension monitoring on Qiangjiang (QJ) 4th Bridge demonstrates the reliability of the EM sensors.
Application of magnetoelastic stress sensors in large steel cables
Wang, Guodun,Wang, Ming L.,Zhao, Yang,Chen, Yong,Sun, Bingnan Techno-Press 2006 Smart Structures and Systems, An International Jou Vol.2 No.2
In this paper, the application of magnetoelasticity in static tension monitoring for large steel cables is discussed. Magnetoelastic (EM) stress sensors make contact-free tension monitoring possible for hanger cables and post-tensioned cables on suspension and cable-stayed bridges. By quantifying the correlation of magnetic relative permeability with tension and temperature, the EM sensors inspect the load levels in the steel cables. Cable tension monitoring on Qiangjiang (QJ) 4th Bridge demonstrates the reliability of the EM sensors.