Electric and Magnetic Fields: From Numerical Models to Industrial Applications

Front Matter....Pages i-xii
A Challenge for Magnetic Scalar Potential Formulations of 3-D Eddy Current Problems: Multiply Connected Cuts in Multiply Connected Regions which Necessarily Leave the Cut Complement Multiply Connected....Pages 1-20
Magnetic Field Analysis in Induction Motors in the Field-Oriented Mode....Pages 21-24
Losses Due to Rotational Flux in Three Phase Induction Motors....Pages 25-28
A Combined Finite Element — Circuit Model of a Squirrel-Cage Induction Motor....Pages 29-32
Use of a Cubic Finite Element-Boundary Element Coupling Method in the Computation of the Electromagnetic Parameters of a Switched Reluctance Motor....Pages 33-37
Automated 3D Mesh Generation Suited for Optimisation....Pages 39-42
From Fem Analysis to Back EMF in Rotating Machines: Algorithms for Accurate Evaluation....Pages 43-47
Torque Calculation of a Small, Axial Flux Permanent Magnet Motor....Pages 49-52
Torque Optimization of a Buried P.M.S.M by Geometric Modification Using F.E.M.....Pages 53-56
Flux-Weakening Operation of Permanent Magnet Synchronous Motors for Electric Vehicle Application....Pages 57-60
Using of Electromagnetic Modelling in the Digital Control of a Permanent Magnet Synchronous Motor....Pages 61-64
An Energy Efficient Brushless Drive System for a Domestic Washing Machine....Pages 65-68
Torque Calculation Applied to Optimization Methods of Permanent Magnet Synchronous Motors by Finite Element Analysis....Pages 69-72
Different Permanent-Magnet Structures and their Influence on the Torque of Small DC Motors....Pages 73-77
Comparative Analysis of Three Classes of Experiment Design Applied to Optimization of PM DC Machines....Pages 79-82
3D Finite Element Analysis for Eddy Current Computation in RF Plasma Devices with Metal Cooling System....Pages 83-86
Comparison of 2D and 3D Eddy-Current Calculations with Respect to Induction Furnaces....Pages 87-90
Inductors Modelling and Optimization in Cooking Induction Heating Systems....Pages 91-94
Finite Element Analysis of Inductive Reheating Facilities for the Steel Strips Production....Pages 95-98
3-D Non Linear Modelling of Microwave Heating Process Using Finite Element Method....Pages 99-102
Study of Magnetoelastic Problems by Strong Coupling Model....Pages 103-106
Coupled Magneto-Thermal Finite Element Computation of Losses and Ampacity in Underground SF 6 Insulated Cables....Pages 107-110
Comparison of Potential Dual Formulations Developed with Different Elements....Pages 111-114
Three Dimensional Calculations of Mechanical Deformations Caused by Magnetic Load....Pages 115-118
On the Use and Interpretation of Electrical Values when Coupling Electric Circuit and Electromagnetic Field Equations....Pages 119-122
Finite Element Analysis of Temperature Distribution in an Induction Motor....Pages 123-126
A Finite-Element Simulation of an Out-of-Phase Synchronization of a Synchronous Machine....Pages 127-130
The Prediction of Loss Density Distribution in Electrical Machines Using a Direct ‘Inverse Field’ Finite Element Technique....Pages 131-134
A Computation of the Trajectories of Paramagnetic Particles....Pages 135-138
Reduction of Eddy Current Losses in Pipe-Type Cable Systems....Pages 139-142
The Finite Element Analysis of the Magnetic Vibrations in the Induction Motor....Pages 143-146
Analysis of Induction Motors by Coupling of Transient Electromagnetic Field Equations, Circuit Equations and Motion Equations Using Finite Elements Method....Pages 147-150
On the Use of the General Purpose Code Ansys to Solve Electric and Magnetic Coupled Problems Under Nonlinear Conditions....Pages 151-154
FEM Thermal Modeling of an Induction Motor....Pages 155-158
The Design and Analysis of Reciprocating Non-Linear Electro-Mechanical Systems....Pages 159-162
Finite Difference and Finite Element Prediction of Current Density and Heat Generation Rate in Axisymmetric Contact Elements....Pages 163-166
Field Model of the Interleaved Transformer Coil....Pages 167-170
Optimization of the Memory Employment for Studying Electrical Machines by Finite Element Method....Pages 171-174
A Finite Difference Frequency Domain Approach for the Analysis of the Magnetic Diffusion of the Current Discharged in Plates....Pages 175-180
Automatic 2D Discretization with Variable Mesh Density for Numerical Methods....Pages 181-184
Pecularities of Boundary Element Method in Eddy Current Analysis....Pages 185-188
Optimization Techniques in the Design of Electromagnetic Devices....Pages 189-192
Electric Field Optimization Problems Using the Boundary Element Method....Pages 193-196
A Vectorial Finite Element Procedure for Solving Three-Dimensional Field Problems....Pages 197-200
Different Formulations in Axisymmetric Magnetostatic Problems....Pages 201-204
Field Computation of Permanent Magnet Systems with Consideration of the Knee Point....Pages 205-208
Treatment of Non-Homogeneous Regions in Charge Iteration....Pages 209-212
Solving 3D Static Field Problems by Dual Formulations Using Potential Variables....Pages 213-216
Comparison of Various 2-D Meshing Techniques for Finite Element Solutions....Pages 217-220
A Hybrid FE-BE Method for Accurate Field and Torque Calculation in Electrical Machines....Pages 221-224
Numerical Aspects of the Calculation of Radar Cross Sections From 2D Finite Element Frequency-Domain Near Fields....Pages 225-228
A General Element Structure for Finite Element Programmes....Pages 229-232
Up-Wind FEM Iterative Solution of Unbounded Travelling Magnetic Field Problems....Pages 233-236
On “Hybrid” Electric-Magnetic Methods....Pages 237-240
Non-Abelian Symmetry in the 3-D Eddy-Current Analysis....Pages 241-244
Regularization Neural Networks for Inverse Problems in Non-Destructive Testing....Pages 245-248
Algorithms for the Analysis of Magnetic Fields in 3-D Conductor Systems....Pages 249-255
Finite Element Computation of the Electromagnetic Fields Produced in the Body by Magnetic Resonance Imaging Surface Coils....Pages 257-260
Modelling and Characterisation of Pulsed Eddy Currents — Application to Non Destructive Testing in Riveted Assemblies Used in Aeronautics....Pages 261-264
Design Shape Optimisation of Electromagnetic Devices Using the Finite Element Method....Pages 265-268
Analysis of the Main Parameters of an E-Shaped Electromagnet with Shading Rings by Using Finite Elements....Pages 269-272
Optimization of Insulators Using a Genetic Algorithm....Pages 273-276
Shape Optimization of an HV Connector in a Gis....Pages 277-280
The Design of a Magnetic Shield in a Strong External Field by Finite Element Analysis....Pages 281-285
Calculation of the Electric and the Magnetic Field Generated by Busbar Systems....Pages 287-290
3-D Magnetic Field Analysis of Epstein Frame for Measuring Magnetic Characteristics....Pages 291-294
Optimal Design and Control of an Induction Heating-System....Pages 295-298
Modelling a Massive Iron Core Electromagnetic Brake with Equivalent Circuits....Pages 299-302
Plasma Models for the Computation of 3D Eddy Currents in Next Tokamaks....Pages 303-306
Nonlinear Analysis of Three Dimensional Magnetic Field in Electromagnetic Devices....Pages 307-310
Improved Linearity Linear Variable Differential Transformers (LVDTs) Through the Use of Alternative Magnetic Materials....Pages 311-314
Harmonic Analysis of the Flux Distribution in an Axially Laminated Synchronous Reluctance Motor....Pages 315-318
The Shaping of Flux Density at the Air Gap of Small DC Motors with Different Permanent-Magnet Poles....Pages 319-322
FEM Computation of L d and L q in Axial Flux Disc Machines....Pages 323-326
FEM Dynamics Simulation of Controlled-PM LSM Maglev Vehicle....Pages 327-330
Optimization of Claw-Pole Alternators Using 3D Magnetic Field Calculation....Pages 331-334
Three-Dimensional FE Analysis for Evaluating Slit Effects in Linear Induction Motor....Pages 335-338
Small Signal Dynamic Model of Saturated Turbogenerators by Finite Elements Method....Pages 339-342
Influence of Load and Air Gap Dimension on Magnetic Field and Magnetic Circuit Design of a Hightorque Stepmotor....Pages 343-346
3D FEM Calculation of a Linear Synchronous Motor....Pages 347-350
Classical Method and Field Analysis in Permanent Magnet Starter Design....Pages 351-355
Modelling and Design of Rectangular Fed Electronically Commutated PM AC Motor....Pages 357-360
Optimization of the Slotting of High-Speed Solid-Rotor Induction Motor....Pages 361-364
Magnetic Fields Calculation of Induction Motor Under Load Conditions....Pages 365-368
Automated Optimal Design of a Small Dc Motor with Global Evolution Strategy and FEM-Model....Pages 369-372
Back Matter....Pages 373-376