Results 31 to 40 of about 269,564 (343)

Wave breaking in undular bores generated by a moving weir

open access: yesThe Physics of Fluids, 2019
If a weir is dragged through a wave flume, the upstream flow takes the form of an undular bore propagating ahead of the weir. It was found previously in the work of Wilkinson and Banner (“Undular bores,” in 6th Australian Hydraulics and Fluid Mechanics ...
Sondre Dahle Hatland, H. Kalisch
semanticscholar   +1 more source

Correlation Between Pin Misalignment and Crack Length in THT Solder Joints

open access: yesArchives of Metallurgy and Materials, 2017
In this manuscript, correlations were searched for between pin misalignments relative to PCB bores and crack propagation after cyclic thermal shock tests in THT solder joints produced from lead-free solder alloys.
Molnar A., Benke M., Gacsi Z.
doaj   +1 more source

Water balance complexities in ephemeral catchments with different land uses: Insights from monitoring and distributed hydrologic modeling [PDF]

open access: yes, 2016
Although ephemeral catchments are widespread in arid and semiarid climates, the relationship of their water balance with climate, geology, topography, and land cover is poorly known.
Camporese, Matteo   +5 more
core   +2 more sources

Dispersive and dispersive-like bores in channels with sloping banks

open access: yesJournal of Fluid Mechanics, 2019
In this paper a detailed analysis of undular bore dynamics in channels of variable cross-section is presented. Two undular bore regimes, low Froude number (LFN) and high Froude number (HFN), are simulated with a Serre–Green–Naghdi model, and the results ...
R. Chassagne   +3 more
semanticscholar   +1 more source

A Time-Domain Analytic Solution of Flow-Induced Undular Bores

open access: yesJournal of Marine Science and Engineering, 2022
In this study, the problem of surface waves induced by water flow in a flow channel was investigated. The mathematical model based on the potential wave theory was established, and a new analytic solution to the corresponding initial and boundary value ...
Cheng-Tsung Chen   +4 more
doaj   +1 more source

Green Water on A Fixed Structure Due to Incident Bores: Guidelines and Database for Model Validations Regarding Flow Evolution

open access: yesWater, 2019
This paper presents a two-dimensional experimental study of the interaction of wet dam-break bores with a fixed structure, regarding the evolution of the incident flows and the resultant green water events on the deck.
J. V. Hernández-Fontes   +4 more
semanticscholar   +1 more source

Off-bottom turbulence expansions of unbounded flow over a deep-ocean ridge

open access: yesTellus: Series A, Dynamic Meteorology and Oceanography, 2019
Internal wave breaking upon sloping seafloors is a potential source of turbulent mixing in the deep-ocean, but we lack details on off-bottom breaking. Turbulence processes are relevant for the dispersal away from the seafloor of suspended materials like ...
Hans van Haren
doaj   +1 more source

The Potential Role of Atmospheric Bores and Gravity Waves in the Initiation and Maintenance of Nocturnal Convection over the Southern Great Plains

open access: yesJournal of the Atmospheric Sciences, 2018
This investigation explores the relationship among bores, gravity waves, and convection within the nocturnal environment through the utilization of measurements taken during the International H2O Project (IHOP_2002) over the Southern Great Plains.
D. Parsons   +4 more
semanticscholar   +1 more source

Multicase Assessment of the Impacts of Horizontal and Vertical Grid Spacing, and Turbulence Closure Model, on Subkilometer-Scale Simulations of Atmospheric Bores during PECAN

open access: yesMonthly Weather Review, 2019
Four case studies from the Plains Elevated Convection at Night (PECAN) field experiment are used to investigate the impacts of horizontal and vertical resolution, and vertical mixing parameterization, on predictions of bore structure and upscale ...
Aaron Johnson, Xuguang Wang
semanticscholar   +1 more source

Dendritic Structure Analysis of CMSX-4 Cored Turbine Blades Roots

open access: yesArchives of Metallurgy and Materials, 2016
The microstructure of as-cast cored turbine blades roots, made of the single-crystal CMSX-4 nickel-based superalloy was investigated. Analysed blades were obtained by directional solidification technique in the industrial ALD Bridgman induction furnace ...
Krawczyk J.
doaj   +1 more source

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