学科分类
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4 个结果
  • 简介:Thetangentresistanceontheinterfaceofthesoil-moldboardisanimportantcomponentoftheresistancetomovingsoil.Wedevelopedsimplifiedmechanicalmodelstoanalyzethisresistance.Wefoundthatitiscomposedoftwocomponents,thefrictionalandadhesiveresistances.Thesetwocomponentsoriginatefromthesoilpore,whichinducedacapillarysuctioneffect,andthesoil-moldboardcontactareaproducedtangentadhesiveresistance.Thesetwocomponentsvarieddifferentlywithsoilmoisture.Thuswepredictedthatresistancereductionagainstsoilexertedonthenon-smoothbionicmoldboardismainlyduetotheeliminationofcapillarysuctionandthereductionofphysical-chemicaladsorptionofsoil.

  • 标签: 农业工程 犁板 仿生学 接触作用力 分界面 摩擦力