Velocity fields and particle trajectories for bed load over subaqueous barchan dunes
Sign Up to like & getrecommendations! Published in 2019 at "Granular Matter"
DOI: 10.1007/s10035-019-0928-0
Abstract: This paper presents an experimental investigation of moving grains over subaqueous barchan dunes that consisted of spherical glass beads of known granulometry. Prior to each test run, a pre-determined quantity of grains was poured inside… read more here.
Keywords: subaqueous barchan; velocity; bed load; velocity fields ... See more keywords
Flow resistance law under equilibrium bed-load transport conditions
Sign Up to like & getrecommendations! Published in 2018 at "Flow Measurement and Instrumentation"
DOI: 10.1016/j.flowmeasinst.2018.10.008
Abstract: Abstract The uniform flow resistance equation, in the form due to Manning or Darcy-Weisbach, is often applied to determine the stage-discharge relationship of a river cross-section. The application of this equation, namely the slope-area method,… read more here.
Keywords: resistance law; flow resistance; bed load; resistance ... See more keywords
Effect of bed load supply on sediment transport in mountain streams
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Sediment Research"
DOI: 10.1016/j.ijsrc.2017.03.004
Abstract: Abstract Mountain streams with their tributary torrents build the upper part of the fluvial network. They are important regarding the transfer of sediment from headwaters to lower basins. Channels are typically steep with wide grain… read more here.
Keywords: supply; transport; bed load; bed surface ... See more keywords
Controls Over Particle Motion and Resting Times of Coarse Bed Load Transport in a Glacier‐Fed Mountain Stream
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Geophysical Research"
DOI: 10.1029/2019jf005253
Abstract: Coarse bed load transport is a crucial process in river morphodynamics but is difficult to monitor in mountain streams. Here we present a new sediment transport dataset obtained from two years of field‐based monitoring (2014‐2015)… read more here.
Keywords: stream; coarse bed; transport; bed load ... See more keywords
Formulas for the Transportation of Bed Load
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Hydraulic Engineering"
DOI: 10.1061/(asce)hy.1943-7900.0001248
Abstract: AbstractThis paper introduces new formulas for the transportation of bed load that disputes Einstein’s use of his time factor, tE, in calculating transport rate. His tE accounts for the falling vel... read more here.
Keywords: bed load; transportation bed; formulas transportation;
Continuous Monitoring of Bed-Load Transport in a Laboratory Flume Using an Impact Sensor.
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Hydraulic Engineering"
DOI: 10.1061/(asce)hy.1943-7900.0001290
Abstract: AbstractBed-load transport rate in gravel-bed rivers shows large non-Gaussian fluctuations, even under steady flow conditions. The development of high-resolution measurement techniques during the l... read more here.
Keywords: monitoring bed; transport; continuous monitoring; transport laboratory ... See more keywords
Two-Dimensional Numerical Simulation of Bed-Load Transport of a Finite-Depth Sediment Layer: Applications to Channel Flushing
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Hydraulic Engineering"
DOI: 10.1061/(asce)hy.1943-7900.0001337
Abstract: AbstractNumerical modeling of bed-load transport in shallow flows, particularly oriented toward environmental flows, is an active field of research. Nevertheless, other possible applications exist.... read more here.
Keywords: dimensional numerical; numerical simulation; two dimensional; bed load ... See more keywords