Results 1 to 10 of about 74,161 (339)

Effect of Porosity on Local Scour Around Circular Array of Cylinders in Steady Currents

open access: yesShanghai Jiaotong Daxue xuebao, 2022
The local scour around a circular array of cylindrical piles through physical model was studied under the live-bed condition, concerning the effect of porosity of the structure on the local scour development.
LIU Shihang, LOU Xiaofan, TANG Guoqiang, WANG Bin
doaj   +1 more source

Experimental Study on Aspect Ratio and Velocity Intensity of Scour Around Submerged Pile Groups

open access: yesFrontiers in Marine Science, 2022
Submerged pile groups are important components of complex piers in hydraulic engineering and are analogs for a range of subsea structures. These may sustain severe damages from local scour.
Youxiang Lu   +9 more
doaj   +1 more source

Development of Three-Dimensional Scour below Pipelines in Regular Waves

open access: yesJournal of Marine Science and Engineering, 2022
The three-dimensional scour beneath a partially-buried pipeline in regular waves was visualized using a miniature camera installed in a transparent pipeline. The scour mechanism was analyzed based on the results.
Yehui Zhu   +3 more
doaj   +1 more source

Experimental and Numerical Studies on Local Scour around Closely Spaced Circular Piles under the Action of Steady Current

open access: yesJournal of Marine Science and Engineering, 2022
Scour at coastal structures is a serious problem that causes damage to structures. Focusing on scour around typical gravity-type breakwaters, previous studies have revealed that scour is mainly caused by standing waves in the front of structures.
Youxiang Lu   +4 more
doaj   +1 more source

Evolution of local scour downstream of Type A PK weir in non-cohesive sediments

open access: yesJournal of Hydrology and Hydromechanics, 2022
A large-scale piano key weir laboratory study was conducted to investigate the evolution of the scour process occurring in the downstream basin for two non-cohesive granular bed materials, including the analysis of scour-hole geometry and patterns at ...
Lantz Wyatt D.   +2 more
doaj   +1 more source

Numerical Simulation of Scour Process Around Offshore Wind Turbine Monopile Foundation in Steady Flow

open access: yes南方能源建设, 2023
[Introduction] Scouring around pile foundation is an important technical problem in the construction and maintenance of offshore wind power plants. The scour hole developed under the environmental load like wave, current, etc.
Bing XIA   +4 more
doaj   +1 more source

Local scour around a bridge pier under ice-jammed flow condition – an experimental study

open access: yesJournal of Hydrology and Hydromechanics, 2021
The appearance of an ice jam in a river crucially distorts local hydrodynamic conditions including water level, flow velocity, riverbed form and local scour processes.
Wang Jun   +5 more
doaj   +1 more source

Large-scale experimental study on scour around offshore wind monopiles under irregular waves

open access: yesWater Science and Engineering, 2022
The Keulegan-Carpenter (KC) number is the main dimensionless parameter that affects the local scour of offshore wind power monopile foundations. This study conducted large-scale (1:13) physical model tests to study the local scour shape, equilibrium ...
Song-gui Chen   +4 more
doaj   +1 more source

Electromagnetic Sensors for Underwater Scour Monitoring

open access: yesSensors, 2020
Scour jeopardises the safety of many civil engineering structures with foundations in riverbeds and it is the leading cause for the collapse of bridges worldwide.
Andrea Maroni   +5 more
doaj   +1 more source

SCOUR MONITORING SYSTEM

open access: yesProceedings of the 39th IAHR World Congress, 2022
Monitoring system is essential for improving the understanding of scour processes next to structures built in the riverine environment. State-of-the-art review shows a lack of field scour measurements due to expensive specialized equipment, time-consuming surveys, and difficulties in data acquirement during floods.
Fliszar, Robert   +3 more
openaire   +1 more source

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