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Message #03564
[Branch ~yade-dev/yade/trunk] Rev 2070: SORRY FOR THE REDUNDANCY... updated comments in cohesiveFrictionalPM.hpp to be consistent with th...
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revno: 2070
committer: Luc Scholtes <sch50p@fluent-ph>
branch nick: trunk
timestamp: Wed 2010-03-10 09:55:21 +1000
message:
SORRY FOR THE REDUNDANCY... updated comments in cohesiveFrictionalPM.hpp to be consistent with the computation
modified:
pkg/dem/Engine/GlobalEngine/CohesiveFrictionalPM.hpp
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=== modified file 'pkg/dem/Engine/GlobalEngine/CohesiveFrictionalPM.hpp'
--- pkg/dem/Engine/GlobalEngine/CohesiveFrictionalPM.hpp 2010-03-09 23:43:53 +0000
+++ pkg/dem/Engine/GlobalEngine/CohesiveFrictionalPM.hpp 2010-03-09 23:55:21 +0000
@@ -19,7 +19,7 @@
2. If useAlphaBeta=True, users have to input Alpha=Ks/Kn, Beta=Kr/(Ks*meanRadius^2), eta=MtPlastic/(meanRadius*Fn) as defined in Plassiard et al. (Granular Matter, 2009) A spherical discrete element model.
-3. Users can input a tensile strength ( FnMax = tensileStrength*) and a cohesion ( FsMax = cohesion*(Ks*meanRadius))
+3. Users can input a tensile strength ( FnMax = tensileStrength*pi*Rmin^2 ) and a cohesion ( FsMax = cohesion*pi*Rmin^2 )
Remark: - This contact law works well in the case of sphere/sphere and sphere/box interaction as it uses ScGeom to compute the interaction geometry (suitable for the triaxialTest)
- It has not been tested for sphere/facet or sphere/wall interactions and could be updated to be used by DemXDofGeom