Faculdade

Research on high speed railway ballastless track fastening system damage detection with the machine learning approach

Reference  
Title Research on high speed railway ballastless track fastening system damage detection with the machine learning approach
Main Area Civil Engineering
Funding Framework  
Funding (€)  
Starting date  2022 - 2025
Principal Contractor National Natural Science Foundation of China
Participating Institutions

 Universidade NOVA de Lisboa (Zuzana Dimitrovová)

Web site https://www.idmec.tecnico.ulisboa.pt/projects/research-on-high-speed-railway-ballastless-track-fastening-system-damage-detection-with-the-machine-learning-approach/

 

Objectives: damage detection of high speed railway ballastless track fastening system, development of the dynamic model and mechanical characteristics of the fastening system with some damage pattern based on laboratory tests, analysis of dominating vibration frequencies of rail and fastening system from hammer and wheelset excitation tests, development of a novel vehicle/track coupling system model with the consideration of flexible vibration of wheel set and the feature of the fastening system deterioration, development of AI damage detection model of fastening system with the machine learning approach, establisment of alert levels, detailed guidelines for the safe operation of the high speed railway.