Bayesian interface based calibration of a novel rockfall protection structure modelled in the Non-smooth contact dynamics framework

R Gupta, F Bourrier, V Acary, S Lambert - Engineering Structures, 2023 - Elsevier
This article presents the development and calibration of a numerical model simulating the
response of a novel rockfall protection structure subjected to localized dynamic loading. This …

[PDF][PDF] Inverse analysis of the impact response of a rockfall protection structure: Application towards warning and survey

R Gupta, F Bourrier, S Lambert - 2024 - hal.science
The viability of a rockfall protection structure is vital for the hazard mitigation of habitations
and infrastructures. This article investigates the feasibility and potential of inverse analysis …

Toward a generic computational approach for flexible rockfall barrier modeling

JB Coulibaly, MA Chanut, S Lambert, F Nicot - Rock Mechanics and Rock …, 2019 - Springer
Flexible rockfall barriers are protection structures used to mitigate rockfall hazards in
mountainous areas. The complex nonlinear mechanical behavior of these structures under …

Calibration of an equivalent shell model for a chain-link mesh

A Mentani, L Govoni, A Giacomini, O Buzzi… - Proceedings of RocExs …, 2017 - cris.unibo.it
In recent years, there has been an up surging interest toward the investigation of the
response of low energy rockfall barriers. The mechanical response of these structures …

Introducing meta-models for a more efficient hazard mitigation strategy with rockfall protection barriers

D Toe, A Mentani, L Govoni, F Bourrier… - Rock mechanics and …, 2018 - Springer
The paper presents a new approach to assess the effecctiveness of rockfall protection
barriers, accounting for the wide variety of impact conditions observed on natural sites. This …

Vulnerability and risk analyzes of structures subjected to earthquake-induced building pounding with a non-smooth contact dynamics method

T Langlade - 2021 - theses.hal.science
Earthquake-induced building pounding is a solicitation whose consequences are difficult to
quantify, both experimentally and numerically, due to a large number of parameters involved …

Modelling contact in rocking structures with a nonsmooth dynamics approach

A Giouvanidis, I Dimitrakopoulos - ECCOMAS Congress 2016 …, 2016 - repository.ust.hk
Rocking action isolates the structure from excessive lateral loads and relieves it from
deformation and damage. A complete description of the dynamics of a rocking structure …

Effects of rockfall on an elastic-plastic member: A novel compliance contact model and dynamic response

A Ventura, V De Biagi, B Chiaia - Engineering Structures, 2017 - Elsevier
The study presents the dynamic structural response of steel member subjected to a localized
impact from falling rock blocks in rockfall areas. A novel compliance contact model is derived …

Assessment of the predictive capabilities of discrete element models for flexible rockfall barriers

L Dugelas, JB Coulibaly, F Bourrier, S Lambert… - International Journal of …, 2019 - Elsevier
This paper addresses the use of discrete element modeling approaches for predicting the
impact response of flexible rockfall protection barriers. In this purpose, two different models …

Sensitivity analysis of the global response of flexible rockfall barriers

C Douthe, C Girardon, R Boulaud - Geosciences, 2022 - mdpi.com
Protection barriers against the fall of boulders and rocks are structures with non-linear
mechanical behaviour that make the study particularly complex. In this study, the …