Thermal transient

This example demonstrates internal scripting thermal transient functionality

Perform required imports

import ansys.motorcad.core as pymotorcad

Launch Motor-CAD

mc = pymotorcad.MotorCAD()


# This function is called when "Run" is pressed
def main():
    pass


class thermal_transient:
    def initial(self):
        # %%
        # Disable pop-up messages
        mc.set_variable("MessageDisplayState", 2)
        mc.display_screen("Scripting")
        # initialise water jacket and rotor cooling flow rate
        mc.set_variable("Wet_Rotor_Fluid_Volume_Flow_Rate", 0.1)
        mc.set_variable("WJ_Fluid_Volume_Flow_Rate", 0.1)

    def main(self):
        current_time = mc.get_variable("CurrentTime")
        if 1000 <= current_time < 1500:
            # if between 1000 and 1500 s, stop water jacket coolant flow
            mc.set_variable("WJ_Fluid_Volume_Flow_Rate", 0)
        else:
            # if between 1000 and 1500 s, rotor coolant flow
            mc.set_variable("Wet_Rotor_Fluid_Volume_Flow_Rate", 0)

    def final(self):
        # Called after calculation
        print("Thermal Transient - Final")
        mc.set_variable("MessageDisplayState", 0)

Note

For more information about transient thermal analysis, see the Scripting Control In Duty Cycle tutorial, installed under C:ANSYS_Motor-CADVersionNumberTutorialsScripting_Control_In_Duty_Cycle.

PyMotorCAD Documentation Example

(Used for the PyMotorCAD Documentation Examples only)

try:
    from setup_scripts.setup_script import run_thermal_transient_demo
except ImportError:
    pass
else:
    run_thermal_transient_demo(mc)

mc.set_variable("MessageDisplayState", 0)