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    Autodesk Robot Structural Analysis

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    Active Contributor
    Hallvard
    Posts: 30
    Registered: ‎08-09-2011
    Accepted Solution

    Timber columns - Initial deflection

    156 Views, 3 Replies
    10-25-2011 11:01 PM

    Hi

     

    Im working on a timber frame structure.

     

    When doing member definitions for timber columns I would like to apply a initial deflection. In practice all columns are not perfectly linear, and to the eccentricity will give a moment.

     

    How can I apply this initial deflection of columns?

     

    - Hallvard

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    Product Support
    Artur.Kosakowski
    Posts: 2,771
    Registered: ‎12-17-2010

    Re: Timber columns - Initial deflection

    10-25-2011 11:47 PM in reply to: Hallvard

    You can use the geometrical imperfection as shown on the attached picture.

     

    If you find your post answered press the Accept as Solution button please. This will help other users to find solutions much faster. Thank you.



    Artur Kosakowski
    Support Specialist
    Product Support
    Autodesk, Inc.

    Please use plain text.
    Active Contributor
    Hallvard
    Posts: 30
    Registered: ‎08-09-2011

    Re: Timber columns - Initial deflection

    10-26-2011 06:53 AM in reply to: Artur.Kosakowski

    When using the Imperfection definition and "user defined" I have set e0 to 0,0025*L.

     

    When I open this dialog again e0 is 0,00*L

     

    I guess this means that e0 still is 0,0025*L, but all decimals are not showing.

     

    Correct?

     

     

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    Product Support
    Artur.Kosakowski
    Posts: 2,771
    Registered: ‎12-17-2010

    Re: Timber columns - Initial deflection

    10-26-2011 07:01 AM in reply to: Hallvard

    Correct. You can check after changing the display format for the corresponding units in Job Preferences.

     

    If you find your post answered press the Accept as Solution button please. This will help other users to find solutions much faster. Thank you.



    Artur Kosakowski
    Support Specialist
    Product Support
    Autodesk, Inc.

    Please use plain text.