WEBVTT - Actuators simulation with QuickField 

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Hello everybody and welcome to our webinar. 

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Today's topic is actuator simulation with QuickField .

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Electromagnetic actuators is a name for family of devices which convert electromagnetic energy into mechanical force, or torque, applied by some moveable part to external objects or to other parts of the system in which they are incorporated.

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Their operation is based on changing the currents or charges that causes the changes in the electric or magnetic field, and forces produced by these fields make the moveable part to change its position.

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Electromagnetic clutches used in modern cars, relays, valves, switches, and even some types of electric motors work on this principle and may be considered as actuators.

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Obviously design of electromagnetic actuator requires electromagnetic field analysis – and our QuickField is a perfect tool for this kind of applications.

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To start from, let me remind what is QuickFIeld.

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QuickField is FEA package for electromagnetic, heat transfer and stress analysis.

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This slide shows types of formulations supported by the current versions of QuickField .

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As you see – they include Magnetostatics, AC and Transient magnetic analysis, Electrostatics, DC and AC Conduction, Transient Electric analysis, Steady-State and Transient heat transfer and Stress analysis.

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All these types of problems may be set up in 2D (plane-parallel or axisymmetrical). Electrostatics, DC Conduction and Static Heat transfer are also available for 3D analysis.

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3D models may be extruded from planar 2D geometries directly in QuickField, or imported from CAD systems via STEP files.

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But sometimes a problem requires combined analysis of several fields, and results of one simulation should be used as input data for other. 

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This is now called Multiphysics, and QuickField supports many types of coupled multyphysic analysis.

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This slide shows that electromagnetic losses may be taken into account in the temperature calculation, or magnetic forces brought as loads to a stress analysis problem.

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Specific combinations of source and destination problems for automatic data transfer allowed in QuickField are shown in this table.

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There sources are listed in the left column, destinations – in the upper row, and cells mark possibilities to perform the data transfer between problems of different types.

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But even if direct data transfer is not supported – QuickField has powerful feature – Open Object Application Programming Interface – which allows expanding QuickField capabilities using external modules interacting with QuickField core.

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This way you can automate repetitive tasks, perform additional calculations or customize QuickField analysis the way you need. 

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Additional modules may be written in Microsoft Visual Basic for Applications, Matlab or in any other programming system.

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They may be developed by customers, ordered to us, or made by third party programmers – QuickField Open API is fully described and explained with many examples on our website.

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Most important advantage of QuickField that this rich set of features is packed into a very elegant and intuitive instrument, which may be used without any specialized training.

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My colleague Alex will prove this statement by showing examples of actuator simulations performed with QuickField in his part of presentation.