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How to keep animated object's shape in Fire simulation

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  • How to keep animated object's shape in Fire simulation

    Hello, I want create a walking fire man effect, but after some days and much tests, the fire man looks can't keep human's shape in walking.

    I have adjusted much parameters, but no luck with the result. How to let it keep the human's shape? Thanks.
    Attached Files

  • #2
    Want keep the human's shape, any help?
    Attached Files

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    • #3
      Hey,

      Can you show us how it looks in motion? Also can you show us your grid settings - it could be that the scene scale needs a bit of adjusting.

      Thanks!
      Georgi Zhekov
      Phoenix Product Manager
      Chaos

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      • #4
        Hi, zhekov

        Please watch the video from google drive:

        https://drive.google.com/file/d/1HgC...ew?usp=sharing

        https://drive.google.com/file/d/1RDI...ew?usp=sharing

        Thank you.
        Attached Files

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        • #5
          Hi,

          I have adjusted the parameters, but still can't keep the animation shape.

          Where is the problem?
          Attached Files

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          • #6
            Hey, could it be that you have some additional forces in the scene - may be they are too strong? Looks like fire is blown too strong to the side?

            Is it possible to share the scene so we can check what is going on?

            Thanks!
            Georgi Zhekov
            Phoenix Product Manager
            Chaos

            Comment


            • #7
              Hi, georgi.zhekov

              Yes there only has a wind with 20 strength

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              • #8
                Hi,

                Here is the scene file.

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                • #9
                  Thanks for the file. Soo your Motion Velocity in the Phoenix source is set to 6 - this will push the fire a lot so dial it back to 1.

                  Your Wind is a bit strong as well - you can either turn it off or lower the strength.

                  Since you're using adaptive grid you might need to add some Extra margin so that the grid can keep expanding.

                  Hope this helps!
                  Georgi Zhekov
                  Phoenix Product Manager
                  Chaos

                  Comment


                  • #10
                    Thank you, georgi.

                    There 1 foot always disappear, how to has fire on it?

                    I have add outgoing velocity and Energy, decrease the cooling, but still can't get it appear.
                    Attached Files

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                    • #11
                      In the scene you have sent, when I lowered the motion velocity to 1 both feet have fire. In the screenshot looks like your grid resolution is a bit low, does it get better if you lower the motion velocity to 1 and increase the grid resolution a bit?

                      Georgi Zhekov
                      Phoenix Product Manager
                      Chaos

                      Comment

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