diff --git a/debrisframe/c1Ti/c1TiCfg.ini b/debrisframe/c1Ti/c1TiCfg.ini index cf7d3fc..d942ef2 100644 --- a/debrisframe/c1Ti/c1TiCfg.ini +++ b/debrisframe/c1Ti/c1TiCfg.ini @@ -25,10 +25,12 @@ modelType = dfa # desired result Parameters (ppr, pft, pfv, pta, FT, FV, P, FM, Vx, Vy, Vz, TA, particles) - separated by | resType = pft|pfv|ppr -#+++++++++SNOW properties -# density of snow [kg/m³] -rho = 1500 -# density of entrained snow [kg/m³] +#+++++++++Debris flow properties +# density of debris flow mixture [kg/m³] +# Override for density of fluid-solid mixture for debris flows +rho = 2000 +# density of entrained debris [kg/m³] +# TODO adjusting rhoEnt = 2000 #++++++++++++++++ Particles @@ -60,14 +62,70 @@ explicitFriction = 0 # spatialVoellmy # CoulombMinShear # wetsnow +## Rheological models for debris-flow simulations +# OBrienAndJulien +# HerschelAndBulkley +# Ostwald +# Bingham +# Newton # Please note that each type has their own/separate parameters: # https://docs.avaframe.org/en/latest/theoryCom1DFA.html#friction-model -frictModel = Voellmy - -#+++++++++++++Voellmy friction model -# default values for single layer (Meyrat et al. 2023) -muvoellmy = 0.2 -xsivoellmy = 200. +frictModel = Bingham +#+++++++++++++Voellmy friction model +muvoellmy = 0.155 +xsivoellmy = 4000. +#+++++++++++++Coulomb friction model +mucoulomb = 0.155 +#+++++++++DEBRIS FLOW properties +# density of sediment [kg/m³] +rhoSediment = 2650 +# mean sediment size [m] +## TODO adjusting +sizeSediment = 0.002 +# maximum concentration of sediment particles [m³/m³] +cvMaxSediment = 0.615 +# volumetric sediment concentration [m³/m³] +## TODO adjusting +cvSediment = 0.5 +#++++++++++++++Parameter Rheological models +#++++++++++++O´Brien and Julien +# viscosity parameter +## TODO adjusting, default value O´Brien and Julien (1985) +alpha1EtaObrienAndJulien = 0.650 +## TODO adjusting, default value O´Brien and Julien (1985) +beta1EtaObrienAndJulien = 16.81 +# yield shear stress parameter +## TODO adjusting, default value O´Brien and Julien (1985) +alpha2TauyObrienAndJulien = 0.00886 + ## TODO adjusting, default value O´Brien and Julien (1985) +beta2TauyObrienAndJulien = 13.11 +# parameter, default value Takahashi (1978) +alphaObrienAndJulien = 0.01 +#++++++++++++Herschel and Bulkley +# viscosity parameter +## TODO adjusting, default value O´Brien and Julien (1985) +alpha1EtaHerschelAndBulkley = 0.650 + ## TODO adjusting, default value O´Brien and Julien (1985) +beta1EtaHerschelAndBulkley = 16.81 +# yield shear stress parameter + ## TODO adjusting, default value O´Brien and Julien (1985) +alpha2TauyHerschelAndBulkley = 0.00886 + ## TODO adjusting, default value O´Brien and Julien (1985) +beta2TauyHerschelAndBulkley = 13.11 +# flow exponent +## TODO adjusting +nHerschelAndBulkley = 1.5 +#++++++++++++Bingham +# viscosity parameter +## TODO adjusting, default value O´Brien and Julien (1985) +alpha1EtaBingham = 0.650 + ## TODO adjusting, default value O´Brien and Julien (1985) +beta1EtaBingham = 16.81 +# yield shear stress parameter + ## TODO adjusting, default value O´Brien and Julien (1985) +alpha2TauyBingham = 0.00886 + ## TODO adjusting, default value O´Brien and Julien (1985) +beta2TauyBingham = 13.11 #++++++++++++ Entrainment Erosion Energy # Used to determine speed loss via energy loss due to entrained mass