Bulk Flow Analyst Version Information

  • Important changes are being made to Bulk Flow Analyst. Please keep your program as up to date as possible. View major feature additions.
    • 16.0.6
        Bugs fixed
      • Fixed a bug where cohesion presets would not be set when using the Custom Cluster size distribution for a Material Condition component
      • Fixed an issue where multiple Boundary components with identical properties would cause the simulation to crash
      • Fixed a bug where negative RPM for a Boundary component with rotation motion would cause BFA to hang. Negative RPMs now reverse the direction of rotation w.r.t. the rotation axis.
    • 16.0.5
        Bugs fixed
      • Fixed a bug where adding a comment to a Material Condition component caused an error
      • Miscellaneous Motion Manager bug fixes and enhancements
    • 16.0.0
      • If you would like to upgrade to Bulk Flow Analyst 16, please contact customerservice@overlandconveyor.com
      • SolidWorks Add-In is not supported for this release. For further details, please contact customerservice@overlandconveyor.com
      • Portal Analysis is not supported for this release

      • Enhancements
      • Added a “Gaussian” particle size distribution; the user specifies the average radius and the standard deviation
      • Added the ability to select an injection face instead of a body diagonal. This allows selection of more complex geometry for the injection region (for example, cylinders)
      • Improvements to the maximum limit for the number of usable components in a simulation
      • Changed the output naming convention of DEMCloud® simulations to use the actual simulation name
        Bugs fixed
      • Fixed bugs related to synchronizing drawing references and reversing pulley direction in BFA modeler
      • Fixed a bug with DEMCloud® Material Characterization simulations where the wrong HIS file is downloaded
      • Fixed bugs in Motion Manager related to patterned components and event order sequence
      • Fixed bugs in Particle Motion Analyst in Belt Loading and Mix Analysis
      • Fixed several bugs with restarts, including the inability to restart simulations that are restarts themselves, and invalid restart times shown in the selection dialog
      • Fixed several bugs when saving simulations, such as invalid component names and invalid component properties causing errors
      • Fixed miscellaneous user-interface bugs
    • 15.1.0
      • Improved the time-estimates offered by the DEMcloud®
      • Increased speed of processing by introducing dynamic load balancing
      • Improved component patterns to include support of paths with concavities
      • Improved the Motion Manager's method of referencing components
      • Material Characterization Simulations can now be run on the DEMcloud®
        Bugs fixed
      • Fixed a bug in the SolidWorks Add-In converting density values for material conditions when using metric units
      • Fixed a bug experienced when closing the chute QuickStart Tutorial
      • Fixed a bug experienced when working with particle block properties table
      • Fixed some bugs in the time-estimator form displayed by the DEMcloud®
      • Improved the Motion Manager's method of referencing components
      • Fixed a bug dealing with the syncing of attachment points
      • Fixed a rare bug experienced when clicking "Show" in BFA Modeler
      • Fixed a bug related to Out-Of-Date Simulations and the selection of surfaces
    • 15.0.0
      • Add Custom Clusters, so several cluster shapes can exist within one material condition.
      • Improved cohesion calculations to handle wider variety of particle sizes, clusters.
      • Improved shearing component to cohesion calculations.
      • Random placement particle blocks now allow for non-uniform particle distributions.
      • Motion Manager is back!
      • Engine now offers more informative error messages when problems arise.
        Bugs fixed
      • Switching from Dry to Custom cohesion conditions now displays cohesion coefficient and RoF.
      • Material library didn't always display correct material
      • Fixed a bug causing a simulation to crash if no particles/clusters are injected
      • Preview and "Append Queue" buttons are disabled for material characterization simulations
      • There was a problem preventing users from opening a project from Windows Explorer
    • v14.3.1
      • Upgraded DEMcloud® database.
      • Made cloud environment stronger, allowed continued running even if access to database is broken
      • Added ability to "extend" a DEMcloud® run in the midst of the run, not as a restart
      • SolidWorks Add-In
      • Added ability to peform multi-speed translation in Surface Components (SolidWorks Add-In)
      • Added ability to double-click engine for running simulation from SolidWorks Add-In
      • Added ability to run multiple clusters in an injection box from SolidWorks Add-In
        Bugs Fixed
      • Fixed a situation in Particle Motion Analyst calculating the kinetic energy incorrectly
      • Fixed a problem that arises when there are internet server issues, allowing us to redirect better
      • Fixed problems in the BFA queue allowing it to perform better
      • Fixed an issue with BFA queue not accepting simulations from the SolidWorks Add-In
      • SolidWorks Add-In
      • Fixed bugs in the SolidWorks Run Manager to better Retrieve, Post-Process results from BFA's queue
      • Changed the simulation components list so it won't scroll to top when adding or removing components
    • v14.3
      • Added ability to use multiple clusters within one injection box.
      • Improved calculations of simulations to enable large-particle-count cluster shapes.
      • Enhanced selections for Slab, Hexagonal Cylinder, and Random shape options in Cluster Definition form.
      • Added ability for user to define their own cluster shapes.
      • Added viewer to Cluster Definition form, letting users see the effects of their modifications.
      • Added GroupID Analysis to Particle Motion Analyst, and corresponding color option in DEMView.
      • Added Angular Velocity particle color option to DEMView.
      • Added ClusterID particle color option to DEMView.
        Bugs Fixed
      • Fixed a highlighting problem in the BFA Modeler viewer.
      • Fixed a bug related to particle ID's when simulation generates a large number of particles
      • Fixed a bug preventing Materials from being added to the proper category in Material Library
      • Force components on surfaces being output with the correct sign
      • Mass flow rate of clustered-particle material conditions made more accurate.
    • v14.2
      • Added "Cohesion Condition" to material condition, software now estimates cohesion and radius of fines for the user
      • Color Scale changes to DEMView
      • Material Characterization Simulations added.
      • Added "Hide Component" feature
      • Improved speed and stability of clustered particles.
        Bugs Fixed
      • Fixed a bug relating to rotational velocity.
      • Fixed a movie issue in DEMView where faces behind other faces were invisible.
    • v14.1.5
      • Path components added.
      • Component patterns added. Users can pattern boundary components around a path.
      • Vibration and Oscillation users can work with degrees or radians
      • Oscillation position graph improved, making it easier to predict and define desired motion.
      • Users can now define clustered particles. No longer are restricted to simple spheres.
      • Improved user interface when in component and simulation properties tables.
      • Improved user interface for selecting path entities.
      • Extended DEMcloud® simulation data expiration from 15 to 30 days.
      • Removed Projects tab, added tool bar for common actions, and added "Recent Projects" to File menu.
      • Improved folder selection form.
      • Upgraded BFA Modeler. Will import many files that would once have given problems.
      • Improved the Hide behavior. Now hidden items remain hidden, so items behind hidden items can be selected.
      • DEMcloud® Manager no longer displays simulations that are expired.
      • Added ability to select edges behind surfaces through right-click menu.
        Bugs Fixed
      • Fixed bugs related to injection boxes, mass fractions, and materials with 0 mass contribution.
      • Fixed issue related to the simulation boundary limits for simulations containing rotating components.
      • Fixed a bug between a copied material condition and the interaction created when it was copied.
      • Fixed an issue with the monitor that caused problems for clients in countries using "," as a decimal separator.
      • Corrected an issue causing the number of components to be miscalculated.
      • Fixed a problem where the maximum material size would be 0 for a custom material having only one size.
      • Added a check for long and thin triangles. Excessively long and thin triangles will be removed.
      • Rotate, Pan, and Zoom actions in BFA Modeler would cause crashes if started but not completed before attempting a new action.
      • Fixed an issue where a deactivated Oscillation would generate a default Vibration when Oscillation added back.
      • Fixed a bug with motion and restarts.
        Known Issues/Limitations
      • There is a limitation of 20 components that can be used in one simulation. This limitation has been in place since version 14.0.
      • Complex Motion is not supported with local or cloud processing. If you are a user of this tool, you should wait to upgrade.
      • Shear work is not an output offered by the new engine yet. If you use shear work to evaluate wear, you should wait to upgrade.
      • Real-time virus scanning of files can cause simulations to process slowly. This is most evident when "Processing results" is shown in the Run Manager window after a simulation has finished generating results.
    • v14.1.0
      • DEMView has many improvements!
        • Added ability to save MVS files for cloud-based production of videos
        • Improved speed during pan/zoom/rotate by decreasing particle quality
        • Improved speed of video creation
        • Improved speed of changing frames
        • Added time line for fast and easy movement among results
        • Added "Play" button for animating results in DEMView
      • Added the ability to generate videos on the cloud. Users no longer have to download the results.
      • Vibration and oscillating motion are now available within the BFA interface and no editing of text files is required.
      • Particle pressures are now available for display in DEMView.
      • Improved the run-time estimator regression equations for more accurate estimates.
      • Added Kinetic Energy to the engine readout and output files.
      • Improved proxy support for DEMcloud®.
      • Added flexibility to where projects and simulations are saved
      • Increased number of components now available.
      • Changed the way the simulations list on Interactions tab reacts.
        Bugs Fixed
      • Fixed a problem with date formats in BFA causing problems with the cloud.
      • Fixed a bug where particle block changes weren't flagging simulations as out-of-date.
      • If rotation or translation vectors were length 0, there was a crash.
      • If rotation speed was 0 there was a crash.
      • "Show Components" would allow the project to be saved, saving the BFA Modeler file in a semi-transparent state.
      • PMA portals fixed to work with local simulations, a feature that was lost in v14
      • The detailed view of Angle of Repose was fixed.
      • Combo box at top of Interactions tab not always displaying properly
      • Not all materials were properly shown when simulation selected in Interactions tab
      • Fixed a bug causing the display of the Interactions table to be emptied.
      • Copying materials didn't always copy the material interactions with them.
      • Accented characters in component and simulation names caused crashing
        Known Issues/Limitations
      • Paths are not supported with local or cloud processing, if you are a user of this tool, you should wait to upgrade.
      • Complex Motion is not supported with local or cloud processing. If you are a user of this tool, you should wait to upgrade.
      • Shear work is not an output offered by the new engine yet. If you use shear work to evaluate wear, you should wait to upgrade.
      • Real-time virus scanning of files can cause simulations to process slowly. This is most evident when "Processing results" is shown in the Run Manager window after a simulation has finished generating results.
    • v14.0.2
        Bugs Fixed
      • Fixed a problem with local simulations having more than 10 million time steps
      • Fix windows authentication proxy issues in cloud manager
      • Fixed a problem with the display of figures that weren't rounding off.
      • Improved the number of components that can be used.
      • Removed Excel library from PMA, breaks BFA when office isn't installed.
      • Fixed an exception related to creating a component while the tutorial directory was active but no tutorial was active.
      • If the user clicked "Preview" on the Run Manager, but no simulation was selected, an exception was thrown.
      • Made a modification that improves the speed of certain simulations. Additionally it helps predict their run time better.
      • Fixed a bug that might cause the run-time estimator to greatly overshoot the run time.
      • Fixed an issue causing simulations to crash when commas (,) are used as decimal symbols.
      • Fixed a bug with the size button for random particle blocks defined using AutoCAD.
      • Fixed a bug with component names as it relates to showing surfaces in AutoCAD.
      • Fixed the error report form with SMTP settings for gmail.
      • Fixed a bug where the map file wasn't keeping count of the boundaries and elements.
      • Made PMA form resizable for users with Windows 8.
    • Suggestions for new features?