Blog - Rocky DEM

19 Feb 2021 Blog Simulation Technology

Ansys Fluent (CFD) and Rocky DEM coupling for modeling fluid particulate systems

In this post, you will learn how the Ansys Fluent-Rocky DEM coupling solution works and under what conditions it is best to employ it. You will also see some industry examples of problem solving for fluid particulate systems.

18 Feb 2021 Blog Simulation Technology

Using DEM to simulate iron ore pellet loading in double-hatch hold ships

In a recent study, engineers used Rocky DEM and the Discrete Element Method to simulate iron ore pellets loading in double-hatch hold ships.

24 Nov 2020 Blog Process Equipments

Advancing biorefinery understanding particle by particle

Idaho National Laboratory examines discrete element modeling (DEM) to advance understanding of biomass materials and learn how it can benefit companies.

06 Oct 2020 Blog Simulation Technology

Simulating scaling-prone scenarios in downhole tools using Rocky-Fluent two-way coupling

Rocky DEM-Ansys Fluent two-way coupling was applied to simulate solids deposition in downhole tools subjected to scale-prone environments. The tools analyzed poly-dispersed particulate systems, including the effect of adhesive forces immersed in a viscous fluid flow.

01 Oct 2020 Blog Pharmaceutical and Biotech

Predicting powder compression with simulation that considers particle density distribution

The compression process involves very complex granularity with different stressors. A hybrid simulation model makes the best use of DEM and FEA to predict powder compression considering particle density distribution.

16 Sep 2020 Blog Simulation Technology

Rocky’s API reinvents solver customization

Rocky’s richest version to date presents a unique API, bringing exceptional user experience, single-code deployment and performance that won’t degrade, along with the flexibility to add custom models.

13 Aug 2020 Blog Simulation Technology

Volume fill for faster simulations

Running large simulations in Rocky just got faster! With the new Volume Fill feature in Rocky 4.3, all the particles can be initialized in an instant leading to significant reduction in time associated with depositing the particles.

31 Jul 2020 Blog Simulation Technology

Coarse Grain Model (CGM) for CFD coupled simulations

When accounting for the fluid forces acting on particles as well as the convective heat transfer, adopting the CGM model for increasing the particle size is critical.

23 Jul 2020 Blog Simulation Technology

Accounting for sub-parcel collisions when using the Coarse Grain Model (CGM)

Using the Coarse Grain Model can underestimate the total energy dissipation of a system. Understand why this happens and how to account for this dissipation.

14 Jul 2020 Blog Simulation Technology

Liquid bridge model: accounting for liquid film in wet material modeling

Discover how Rocky DEM models the liquid bridge formation/rupture process and estimates the liquid bridge forces.

08 Jul 2020 Blog Simulation Technology

Solve industrial scale simulations with a large number of particles using the Coarse Grain Modeling (CGM)

CGM (Coarse Grain Modeling) is a method that can be used to reduce the particle number by using larger particles, usually referred to as parcels, to represent groups of the original (smaller) particles.

01 Jul 2020 Blog Simulation Technology

Calibrating parameter inputs using simple bench-test comparisons

Rocky DEM’s Calibration Suite is an automated solution to quickly and easily narrow down the parameters that realistically represent your investigational material.

Pharmaceuticalprocessing equipment

Ansys Fluent (CFD) and Rocky DEM coupling for modeling fluid particulate systems

Using DEM to simulate iron ore pellet loading in double-hatch hold ships

Advancing biorefinery understanding particle by particle

Simulating scaling-prone scenarios in downhole tools using Rocky-Fluent two-way coupling

Predicting powder compression with simulation that considers particle density distribution

Rocky’s API reinvents solver customization

Volume fill for faster simulations

Coarse Grain Model (CGM) for CFD coupled simulations

Accounting for sub-parcel collisions when using the Coarse Grain Model (CGM)

Liquid bridge model: accounting for liquid film in wet material modeling

Solve industrial scale simulations with a large number of particles using the Coarse Grain Modeling (CGM)

Calibrating parameter inputs using simple bench-test comparisons

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