1-1: Introduction to the Opera-3d software

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1 Power Conversion & Electromechanical Devices Medical Physics & Science Applications Transportation Power Systems 1-1: Introduction to the Opera-3d software OPERA-3d What is OPERA-3d? Structure of the package History Solution modules TOSCA ELEKTRA SCALA CARMEN SOPRANO TEMPO DEMAG QUENCH STRESS 2

2 OPERA-3d Software package for the design of electromagnetic products and devices Three dimensional Finite element based most commonly used numerical method for solving continuum physics problems Developed by Vector Fields based on algorithms originated at Rutherford Appleton Laboratory, UK 3 Structure of OPERA-3d Modeller Pre-Processor Processor TOSCA, ELEKTRA, SCALA, CARMEN, SOPRANO, TEMPO, DEMAG, QUENCH, STRESS Post-Processor 4

3 Pre-processing Modeller Geometric modelling CAD data input and output Automatic meshing Connection to external circuit Launches Analyses and Post-Processor Windows / Motif based Pre-Processor Extrusion based modelling Automatic and mapped meshing Launches analyses (not DEMAG, STRESS or QUENCH) 5 TOSCA Magnetostatics Electrostatics Current flow Magnetic resonance imaging magnets Motors and generators Actuators Cathodic protection Switchgear 6

4 MRI magnet in TOSCA 7 ELEKTRA Time varying fields with eddy currents Steady state AC Transient Velocity Induction heating Magnetic recording Pipeline inspection Transformers 8

5 ELEKTRA - currents in coil supports 9 SCALA Electric fields with space charge limited particle beams Thermionic emission Field effect emission User defined emission Emission from plasmas Imposed magnetic fields Secondary emission X-ray tubes Flat screen displays Ion sources 10

6 X-Ray tube in SCALA 11 CARMEN Time varying fields with rotational or linear motion Eddy currents Non-linear materials Coupling to circuits Mechanical coupling Co-simulation with Simulink Motors and generators Position sensors Actuators 12

7 Axial flux motor in CARMEN 13 SOPRANO High frequency electromagnetic fields Full wave equation Steady state AC (defined frequency) Eigenvalue (modal analysis) EV also in Concerto Resonant cavities EMC 14

8 Resonant cavity in SOPRANO 15 TEMPO Temperature distribution (Steady State or Transient) Stand alone thermal analysis Heat sources may be imported from other OPERA modules Temperatures may be exported to other OPERA modules Induction heating and annealing Rotating machine temperature rise Heating due to eddy current braking 16

9 Annealing automotive axle in TEMPO 17 DEMAG Modelling of magnetization process in permanent magnets Residual magnetization pattern Transient eddy current analysis Export of magnetization to other solvers Magnetizing fixture design Biased ferrites in microwave structures 18

10 Remanent field strength after magnetizing 19 QUENCH Modelling of superconducting quench Transition between superconducting and normal state Transient thermal analysis Coupled to electric circuit and magnetic fields MRI / NMR magnets Particle accelerator magnets 20

11 2 concentric solenoids in QUENCH 10 ms 50 ms 100 ms 21 STRESS Mechanical small deformation simulation Elastic limit of materials Isotropic and orthotropic materials Stand alone analysis with applied loads Body forces imported from electromagnetic simulations Thermal expansion / contraction Temperature distribution from TEMPO MRI / NMR magnets Electrical machine windings Transformers 22

12 Deflection of steel plate due to field from pot core 23 Post-processing Computing useful results for the designer Fields Currents Forces and torque Energy and power Particle trajectories Harmonics Temperature Export results to other software Tables User programmable 24

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