State-of-the art-powerhouse, dam structure, and turbine operation and vibrations

ZM Yaseen, AMS Ameen, MS Aldlemy, M Ali… - Sustainability, 2020 - mdpi.com
Dam and powerhouse operation sustainability is a major concern from the hydraulic
engineering perspective. Powerhouse operation is one of the main sources of vibrations in …

Experimental study on progressive deformation and failure mode of loess fill slopes under freeze-thaw cycles and earthquakes

J Jing, Z Wu, W Yan, W Ma, C Liang, Y Lu, D Chen - Engineering Geology, 2022 - Elsevier
Earthquakes and freeze-thaw cycles are two important causes of landslides, but knowledge
of their combined effect is limited. Therefore, a freeze-thaw test and large-scale shaking …

Quantitative failure metric for gravity dams

MA Hariri‐Ardebili, V Saouma - Earthquake Engineering & …, 2015 - Wiley Online Library
Quantitative failure monitoring is a critical tool for safety assessment of concrete dams. This
includes damage occurrence, intensity, location, number, size, and propagation pattern …

Experimental investigation on nonlinear dynamic response of concrete gravity dam-reservoir system

S Mridha, D Maity - Engineering Structures, 2014 - Elsevier
The nonlinear response of concrete gravity dam-reservoir system has been investigated by
conducting experiments on small scale model of Koyna dam on a horizontal shake table …

Seismic response of concrete gravity dams under near field and far field ground motions

S Gorai, D Maity - Engineering Structures, 2019 - Elsevier
Near field ground motions trigger higher damage to the structures due to the presence of
distinct velocity pulses which are absent in far field ground motions. The present study deals …

Dynamic stability analysis of rockmass: a review

L Dong, J Wang, X Li, K Peng - Advances in Civil Engineering, 2018 - Wiley Online Library
There are a series of human or natural activities, including earthquakes, explosions, and
rockbursts, which have caused a number of safety accidents in geotechnical engineering …

Seismic cracking and instability of concrete dams: Smeared crack approach

MA Hariri-Ardebili, SM Seyed-Kolbadi - Engineering Failure Analysis, 2015 - Elsevier
Modeling the material behavior and estimation of the cracking capacity of concrete dams
under the dynamic loading is important for safety operation purposes. In the present paper …

Single and multi-hazard capacity functions for concrete dams

MA Hariri-Ardebili, VE Saouma - Soil Dynamics and Earthquake …, 2017 - Elsevier
In the context of performance-based engineering (PBE), it is essential to determine a
functional relationship for the response in terms of externally (such as hydraulic or seismic) …

High-speed videogrammetric measurement of the deformation of shaking table multi-layer structures

X Liu, X Tong, W Lu, S Liu, B Huang, P Tang, T Guo - Measurement, 2020 - Elsevier
This paper proposes a practical videogrammetric technique to measure shaking table tests
of multi-layer structure models using two CMOS cameras. Three major issues, including high …

Fracture in concrete gravity dams under dynamic loading conditions

SK Lahiri, A Shaw, LS Ramachandra, D Maity - Engineering Analysis with …, 2022 - Elsevier
Concrete gravity dams are susceptible to sudden failure under specific dynamic loading
conditions such as earthquakes. In the present study, the authors explore an integrated …