Traffic Problem

Hi Guys,

Creation a traffic simulation in Microstation using Lumen vehicles cell library looks fine - cars are coming on the path line (picture attached) and they are moving on preview animation tool as well. 

After exporting into Lumen there are two options keep coming. The first one is: cars appear from time to time into different places for a couple of seconds. So the good thing is they are moving but not along the path they are supposed to. Another option is: all the cars are visible right after Lumen starts but are not moving. The good thing is they all are visible.

Both options are not kind of result to be glad about.

Creation of simple four-corner shape and simple line object as a path just to check the software is working looks fine (picture attached) in both Microstation and Lumen.

Possible conclusion is something wrong with surface or paths which are in used .

It would be not so bad if someone tried to chech those two guys on his/her machine please. It could take a couple of minutes. File is attached.

Thank You for Your time.

Lumen: Bentley LumenRT CONNECT Edition - Update 4. Builld: 16.40.49.49

Bentley PowerCivil for Sweden V8i (ss4). Version 08.11.08.789

Regards,

Maksim

Problem.dgn

Parents
  • Hi Maksim,

    I currently only have MicroStation SS4 [8.11.09.832], MicroStation CE update 12 [10.12.0.40], and LumenRT update 12 [16.12.23.02] installed on my PC.

    I tried your Problem.dgn file by setting up traffic and exporting to LumenRT update 12.

    • The export from MicroStation SS4 to LumenRT update 12 had issues with the traffic only appearing momentarily and moving erratically.
    • The export from MicroStation CE Update 12 to LumenRT was successful, with the traffic moving as expected, the same as the preview within MicroStation.

    It appears that the export of traffic from MS SS4 to LumenRT update 12 doesn't work.

    If you open the dgn in MS CE update 12 and export to LumenRT update 12 it should work as expected.

    Regards,
    Ron

    Answer Verified By: Maksim Kolossov 

  • Hi Ron

    There are no reasons not to trust you. As for me it works but from time to time and it is not working more often than it does.

    Traffic simulation looks like an option but story is the same.

    Thank You and Ankur Ashesh for your help anyway.

    Regards,

    Maksim 

  • Hi Maksim,

    I haven't had a problem with the distance of vehicles changing. Make sure you delete all the vehicles that appear when you initially create the lane and then add new cars to the lane. The new cars should maintain their positions relative to each other because they will all be traveling at the same speed.

    I explained my method for animating a train in the November 2016 Visualization SIG (See link below). It should answer your questions. My portion of the SIG start at about 18 minutes into the video.

    Here's a link to the SIG Videos. Choose 2016-11 (Nov) Visualization SIG: Articulated Vehicles and Traffic Simulation from the list.

    Regards,
    Ron

  • Hi Ron,

    Your SIG tutorial is fine.

    I am writing about problem this topic was started with car vehicles. I'm still fighting against those guys. 

    Traffic processing from MS to LRT has no wish to be a friend of mine. SS4 was less capricious till it decided to stop working.

    Create traffic inside LRT looks fine but all vehicles stop moving next time LRT session starts.

    Regards,

    Maksim

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