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Ackers-White: Agr=
Bagnold: ωc=
Camenen & Larson: τc*=
Lefort: q0=
Meyer-Peter & Muller: τc*=
Parker: τc*=
Parker90: τr*=
Recking: τm*=
Rickenmann: qc=
Schocklitch: qc=
Smart & Jaeggi: τc*=
Van Rijn: uc*=
Wilcock & Crowe: τr*=
Wong & Parker: τc*=
ρ(kg/m3)=
ρs(kg/m3)=
ρs_app(kg/m3)=
β=0.5, γ2=1.5
β <span id="QS1-BLD37" class="shiny-text-output"></span>
γ2 <span id="QS1-BLD38" class="shiny-text-output"></span>
β=2, γ2=20
β <span id="QS1-BLD37b" class="shiny-text-output"></span>
γ2 <span id="QS1-BLD38b" class="shiny-text-output"></span>
β
γ2
β <span id="QS1-BLD37" class="shiny-text-output"></span>
γ2 <span id="QS1-BLD38" class="shiny-text-output"></span>
Version 5 - January 2026
Alain Recking , Sylvain Duchene
Eric Maldonado
INRAE, UGA, IGE, Domaine universitaire 2 rue de la Papeterie, BP 76, 38 402 Saint-Martin-d Heres cedex
Recking, A., A. Johannot, K. Horita, M. Nasr, D. Vázquez-Tarrío, S. Zanker, F. Fontaine and G. Melun (2024), An Attempt to Take Into Account Natural Variability in 1D Bedload Prediction. Journal of Geophysical Research: Earth Surface 129(7): e2023JF007601 https://doi.org/10.1029/2023JF007601
Notation
ω ω=τU
Φ: , Φ=qsv/sqrt(g*(s-1)*D^3)
Ψ: , Ψ=LogD/Log2, D=2^Ψ
, Qsapp=ρ/ρapp*Qs
Re=UR/ν
ρ:
ρs:
, s=ρs/ρ
τ:
τc:
τ*: ; τ*=τ/(g(ρs-ρ)D) <=> τ*=RS/((s-1)D)
τc*: ; τc*=τc/(g(ρs-ρ)D)
, u*=sqrt(τ/ρ)
Button below creates a new GSDfi.txt file to be copied in /data folder. Use it ONLY if you ahave added new data in the data set. Be patient it takes a few minutes to complete
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