Communications - Scientific Letters of the University of Zilina 2019, 21(2):75-80 | DOI: 10.26552/com.C.2019.2.75-80
Computer Simulation Models for Consideration of Seasonal Trends Influence on the Structural Dynamics of Bridges
- 1 Institute of the Railway Track, Construction and Structure, Russian University of Transport (MIIT), Moscow, Russia
Elimination of seasonality temperature trends in a structural health monitoring of bridges is considered in the article. On example of a beam bridge, eigenfrequencies are plotted against seasonal fluctuations of environmental temperature. Next, analysis of a time series, formed from a data of frequency changes in the bridge, was made. To describe the time series, two different methods were implemented: ARIMA model based on a statistical relationship between the data and LSTM model of a recurrent neural network.
Keywords: computer simulation; seasonality elimination; structural health monitoring; time series; forecast; SHM; ARIMA; recurrent neural network
Received: January 24, 2019; Accepted: February 20, 2019; Published: May 24, 2019 Show citation
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