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The unit of theta in Is*sin(2*pi*fre*Time+theta-2*pi/3)

    • s_zanjani2004
      Subscriber

      Hi,

      Can it be possible that the second part be in rad while theta is in deg ?

       

      Many thanks'

    • Ivonne Marti
      Ansys Employee

      Hi, 

      It seems this equation is written somewhere. Could you please let me know where it is located?

      Thanks

    • s_zanjani2004
      Subscriber

      Hi,

      The equation is already in the picture.

      However I have already asked this question and that is your answer.

      Here is the equation again;

      Is*sin(2*pi*fre*Time+theta-2*pi/3)

      Many thanks

       

    • Ivonne Marti
      Ansys Employee

      Hi,

      I was asking about the location of the current expression. In the expression you shared, Theta is an intrinsic variable. However, you can create a new variable called Theta_rad, where you simply convert the units from degrees to radians. Then, you can use Theta_rad in the current excitation expression.

      Another option is to define your own angle variable, as shown in the installation example IM_PM_toolkit. In that example, a variable Theta_deg is created and defined in degrees, followed by Theta_rad to convert the units. If you prefer, you can follow the same procedure used in the IM_PM_toolkit → IPM model. You can find this model by navigating to Desktop tab → Open Examples → Maxwell → Electric Machines.

      Please note that in Maxwell, Theta and Theta_deg are treated as independent variables.

    • s_zanjani2004
      Subscriber

       

      Hi,

      Thank you for your explanation.

      I know how to convert deg to rad.

      I was not asking general unit of theta. I asked the unit of it in the equation.

      And  you said that theta is in deg.

      And my question was how can theta in that equation be in deg while the second part is in rad ?

      Let me kindly repeat my question;

      Is theta in the equation in deg or rad ?

      Many thanks

       

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