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Unable to specify force on the linear torque map powertrain system

User: "Vedant Nande_22140"
New Altair Community Member
Updated by Vedant Nande_22140

I am creating a model of a two wheeler with a hub motor on the rear wheel. I wanted to include a simple powertrain system so I imported the linear torque map powertrain from the two wheeler model in the assembly wizard. I have not made any changes except add a force at the rear wheel center, on the wheel body.

I have specified the following expression under the Tz rotational properties of the force: `{sv_torque_output.VARVAL}`, the torque_output is a solver variable prespecified in the imported system.

I am running a straight line acceleration event with transient analysis with Motionsolve, with the Altair driver added.
I am getting the following error:
image

Can someone please help me solve this problem?
I have checked my model and there is nothing with the ID of 31800100, if that helps.

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    User: "Praful"
    Altair Employee
    Updated by Praful

    Hello Vedant

    Did you create the entire model using the Assembly wizard or did you just imported a system from the wizard library into your self created model ?

    Is it possible to share the model that you have ?

    regards

    Praful

    Altair

     

    User: "Sonu Manjhi_20605"
    Altair Employee
    Updated by Sonu Manjhi_20605

    Can you please try using Propulsion Torque once?

    image

    User: "Vedant Nande_22140"
    New Altair Community Member
    OP
    Updated by Vedant Nande_22140

    Hello Vedant

    Did you create the entire model using the Assembly wizard or did you just imported a system from the wizard library into your self created model ?

    Is it possible to share the model that you have ?

    regards

    Praful

    Altair

     

    Hi praful,

    I can share the model with you if you can share your email ID.

    I have created the front and rear suspension system by myself from scratch. I have only imported the linear torque map powertrain by using this:
    image

    I have exported the linear torque map powertrain from the wizard library.

    P.S: I narrowed down to the error in the model being in the powertrain system as the solver runs the npost shaker event without any errors.

    User: "Vedant Nande_22140"
    New Altair Community Member
    OP
    Updated by Vedant Nande_22140

    Can you please try using Propulsion Torque once?

    image

    How I do define this solver variable? Which expression do I use?

    User: "Praful"
    Altair Employee
    Updated by Praful

    Hello Vedant

    Did you create the entire model using the Assembly wizard or did you just imported a system from the wizard library into your self created model ?

    Is it possible to share the model that you have ?

    regards

    Praful

    Altair

     

    Hi Vedant - You may send the files to me - ppraf@altair.com.

    Regards

    praful

     

    User: "Vedant Nande_22140"
    New Altair Community Member
    OP
    Updated by Vedant Nande_22140

    Hi Vedant - You may send the files to me - ppraf@altair.com.

    Regards

    praful

     

    Hey Praful - I've sent you the archived model by email.