void _motorUnits_SelectedIndexChanged(object sender, EventArgs e)
{
_selectedMotor = _motors[(sender as ComboBox).SelectedIndex];
_project.Motor = _selectedMotor;
_selectedMotor.SetCooling(_cooling);
_peakForce.Text = _motors[(sender as ComboBox).SelectedIndex].PeakForce.ToString();
_continuousForce.Text = _motors[(sender as ComboBox).SelectedIndex].ContinuousForce.ToString();
_forceConstant.Text = _motors[(sender as ComboBox).SelectedIndex].ForceConstant.ToString();
_motorConstant.Text = _motors[(sender as ComboBox).SelectedIndex].MotorConstant.ToString();
_backEMF.Text = _motors[(sender as ComboBox).SelectedIndex].BackEMFConstant.ToString();
_hotCoilResistance.Text = _motors[(sender as ComboBox).SelectedIndex].Resistance.ToString();
_thermalResistance.Text = _motors[(sender as ComboBox).SelectedIndex].ThermalResistance.ToString();
_coilMass.Text = _motors[(sender as ComboBox).SelectedIndex].CoilMass.ToString();
_coilLength.Text = _motors[(sender as ComboBox).SelectedIndex].CoilLength.ToString();
_movingMass.Text = "0";
_totalStageMass.Text = "0";
_project.Profile.Solve();
}
