Load spectrum extrapolation method for fatigue damage of the turnout based on kernel density estimation

X Zhu, J Xu, Y Li, M Hou, Y Qian, P Wang… - Engineering Failure …, 2024 - Elsevier
The 200 km/h mixed passenger and freight railway with movable-point frog requires a
comprehensive consideration of factors such as the heavy axle loads of freight trains, the …

Extrapolation of the dynamic stress spectrum of train bogie frame based on kernel density estimation method

Q Wang, J Zhou, T Wang, D Gong… - Fatigue & Fracture of …, 2021 - Wiley Online Library
The sufficiency and integrity of dynamic stress spectrum will affect the accuracy of the
analysis result. It is necessary to extrapolate them from the short term to the long term while …

Efficient Reliability-Based Inspection Planning for Deteriorating Bridges Using Extrapolation Approaches

K Kwon, KT Park, KS Jung, S Kim - Applied Sciences, 2022 - mdpi.com
In this study, inspection planning of deteriorating bridges is optimized to determine the
inspection application times and methods based on various objectives. These objectives …

A double load spectrum extrapolation for drill pipe of rotary drilling rig considering load sequence

Y Shen, Y Li, J Wang, H Wang - Proceedings of the …, 2024 - journals.sagepub.com
The load spectrum of rotary drilling rig's drill pipe is used for drill pipe design, simulated
fatigue testing, and reliability assessment. However, the proper extrapolation of the drill pipe …

An extrapolation framework for torque spectrum of excavator internal combustion engine via bivariate diffusion-based kernel density estimation

Y Shen, X Li, J Wang, C Liu… - Proceedings of the …, 2023 - journals.sagepub.com
The torque extrapolation of the excavator internal combustion engine (ICE) is unknown and
challenging. In this paper, an extrapolation framework for ICE torque of excavator is …

Extrapolation of load spectra by optimized kernel density estimators using Monte-Carlo-Simulation

V Schröder, C Müller, A Esderts - International Journal of Fatigue, 2021 - Elsevier
In the present article a method based on Monte Carlo Simulation (MCS) is developed with
which any spectrum extrapolation method can be statistically evaluated. Thereby, the …

Load Spectra Extrapolation by Bandwidth-Optimized Kernel Density Estimation Based on DBSCAN Algorithm

X Yang, X Zhou, B Wan, Y Fu - Journal of Vibration Engineering & …, 2024 - Springer
Load spectra extrapolation is the basis of fatigue analysis and life prediction in engineering.
This paper extrapolates the loads based on the kernel density estimation method, and a new …