Long-term deformation safety evaluation method of concrete dams based on the time-varying stability of concrete material

J Song, S Zhang, Y Chen - Materials Today Communications, 2023 - Elsevier
A concrete dam is a kind of large-volume hydraulic structure made of concrete materials.
The deformation of the concrete material of the dam body has an obvious time effect. The …

Life-cycle dynamic analysis and probabilistic seismic risk assessment of cross-fault hydraulic tunnels considering AAR-induced deterioration

B Sun, P Wang, M Deng, W Liu, J Xu - Soil Dynamics and Earthquake …, 2024 - Elsevier
The alkali-aggregate reaction (AAR) triggered the deterioration of the machinistic property of
concrete materials is among the major negative factor that results in the reduction of …

Concrete Ageing Effect on the Dynamic Response of Machine Foundations Considering Soil–Structure Interaction

AY Rasa, A Budak, OA Düzgün - Journal of Vibration Engineering & …, 2024 - Springer
Purpose The dynamic responses of a concrete machine foundation under impact load type
were studied considering the deterioration of concrete due to chemo-mechanical actions …

Seismic evaluation of concrete gravity dam under the effect of far and near field earthquakes considering dam saturation

MH Ghaniyoun, A Moradloo, KN Asadi - Innovative Infrastructure Solutions, 2024 - Springer
Since concrete saturation can significantly alter its properties and change its behavior under
various loadings, this study examines the effects of dam body saturation on its seismic …

Seismic performance evaluation of concrete gravity dams using an efficient finite element model

AY Rasa, A Budak, OA Düzgün - Journal of Vibration Engineering & …, 2024 - Springer
Purpose The effective numerical model that examines the seismic behavior of concrete
gravity dams in the Laplace domain-Finite Element (FE) approach is presented. Further …