简介：Sandblastingmachinesarewidelyusedinchemical,mechanicalandotherengineeringfields.Theinternalflowfieldofthesandblastingmachinebelongstoacomplexgas-solidtwo-phaseflow,andimpactbythecontinuousabrasivesandcancausethemachinetowearorevenfail.Inthisstudy,theEDEM-FLUENTcouplingmethodwasusedtocalculatethetransientflowfieldofthegasphaseandthemotion,dynamicandcollisioncharacteristicsofthesand.Airinthesandblastingmachinewastreatedastheidealgasandthecontinuousphase.Thesandwasregardedasthediscretephasesolidinthecomputation.UsingtheArchardwearmodel,thewearamountofthesandblastingmachinewascalculatedandthewearlawwasanalysed,toprovideatheoreticalbasisforoptimisingthedesignandoperationmethodoftheblastingmachine.

简介：Sandblastingmachinesarewidelyusedinchemical,mechanicalandotherengineeringfields.Theinternalflowfieldofthesandblastingmachinebelongstoacomplexgas-solidtwo-phaseflow,andimpactbythecontinuousabrasivesandcancausethemachinetowearorevenfail.Inthisstudy,theEDEM-FLUENTcouplingmethodwasusedtocalculatethetransientflowfieldofthegasphaseandthemotion,dynamicandcollisioncharacteristicsofthesand.Airinthesandblastingmachinewastreatedastheidealgasandthecontinuousphase.Thesandwasregardedasthediscretephasesolidinthecomputation.UsingtheArchardwearmodel,thewearamountofthesandblastingmachinewascalculatedandthewearlawwasanalysed,toprovideatheoreticalbasisforoptimisingthedesignandoperationmethodoftheblastingmachine.

简介：摘要：离散元软件EDEM是一种用于模拟颗粒流动和固体颗粒相互作用的工程软件。在矿冶工程领域，EDEM可以被广泛应用于颗粒物料的流动、碰撞、破碎、堆积等过程的模拟与分析。矿冶工程是矿山资源开发和冶金加工的综合学科，涉及到大量颗粒物料的处理和运输。对于矿石、矿渣、煤炭等颗粒物料的流动行为和相互作用规律的研究对于提高生产效率、降低能耗、优化工艺流程具有重要意义。基于此，本篇文章对离散元软件EDEM在矿冶工程中的应用进行研究，以供参考。

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