PRELIMS.pdf
Preface
Acknowledgments
Author biographies
Jose Roberto Cardoso
Mauricio Barbosa de Camargo Salles
Mauricio Caldora Costa
CH001.pdf
Chapter 1 The magnetic circuit
1.1 Some magnetic properties of the material
1.2 The basis for the linear magnetic circuit
1.3 The real world
1.4 Air-gap in a magnetic structure
Example 1.1
1.5 Axisymmetric geometry
Example 1.2
1.6 The permanent magnet
1.7 The inductance
1.8 Summary
Problems
Project 1
Further reading
CH002.pdf
Chapter 2 The non-linear magnetic circuit
2.1 Some magnetic properties of ferromagnetic materials
2.2 Solving a non-linear magnetic circuit
2.3 The Kirchhoff law approach
2.4 The magnetization curves
Example 2.1
2.5 Mapping the magnetic circuit
Example 2.2
2.6 Numerical method: the finite element method
2.7 Summary
Problems
Further reading
CH003.pdf
Chapter 3 Transformers
3.1 Introduction
3.2 The ideal transformer
3.2.1 Conventions
3.2.2 The electromotive force relation
3.2.3 The voltage relation
3.2.4 The electric current relation
3.2.5 The electric power relation
3.2.6 The transformer under load
Example 3.1
3.3 A non-ideal linear transformer
3.3.1 The leakage inductances
3.3.2 The magnetization inductance
3.3.3 The sinusoidal steady-stateโthe AC system
3.3.4 The induced electromotive force
3.3.5 Approximate equivalent electric circuit
3.3.6 The rated values of a transformer
Example 3.2
3.4 The real transformer
3.4.1 Constructive aspects
3.4.2 The iron losses
3.4.3 Considering the iron loss in the equivalent electric circuit
3.4.4 Obtaining parameters from tests
3.4.5 Efficiency
3.4.6 Voltage regulation
3.4.7 The phasor diagrams
3.5 Summary
3.5.1 Transformer design guidelines: a project-based learning approach
Problems
Further reading
CH004.pdf
Chapter 4 The elementary electromechanical energy conversion
4.1 Introduction
4.2 The electromotive force in a straight conductor
Example 4.1
Example 4.2
4.3 The magnetic force in a straight conductor
Steady state ร transient analysis
Example 4.3
4.4 The elementary DC machine
Example 4.4
The harmonic steady state
Example 4.5
The rotating electrical machine fundamentals
Example 4.6
4.5 The Faraday disc
Example 4.7
4.6 The axisymmetric symmetry
4.7 Summary
Project
Problems
Further reading
CH005.pdf
Chapter 5 The flow of electromechanical energy
5.1 Introduction
5.1.1 The variation of the energy stored in magnetic field
5.1.2 The variation of the energy supplied by the electrical source
5.1.3 The variation of the electromechanical energy
5.1.4 The co-energy
5.1.5 The average developed electromechanical force
Example 5.1
Example 5.2
Example 5.3
5.2 Electromechanical devices with permanent magnet
Example 5.4
5.3 Summary
5.3.1 Project of magnetic crane with a PM
Problems
Further reading
CH006.pdf
Chapter 6 Electromechanical forces and torques
6.1 Introduction
6.1.1 The evaluation of energies from lumped parameters
6.2 The simply excited electromechanical device
6.2.1 First case: DC constant current operation
Example 6.1
Example 6.2
6.2.2 A little bit of the transient analysis
6.2.3 Second case: the constant flux operation
6.3 The translational magnetic system under constant magnetic flux operation
6.3.1 The shading coil
6.4 The rotational magnetic system under constant magnetic flux operation
6.4.1 Imposing rotor angular speed
6.5 Summary
6.5.1 Project: design of a rotational magnetic system
Problems
Further reading
CH007.pdf
Chapter 7 Multiply excited electromechanical systems
7.1 Introduction
7.2 Flux linkages in multiple excitation
Example 7.1
7.3 The double-excited rotational magnetic system
First case
Second case
Third case
Example 7.2
7.4 Rotor with a salient pole
7.5 Summary
Problems
Further reading
CH008.pdf
Chapter 8 Synchronous machine: the windings
8.1 Design aspects of a synchronous machine
8.2 How a synchronous machines works
8.2.1 The magnetic flux density distribution by the armature winding
8.3 The AC distributed winding
8.3.1 The fractional pitch winding
Example 8.1
8.3.2 Winding for more than two magnetic poles
8.3.3 The electrical angle
Example 8.2
8.4 The triphasic winding
8.4.1 The magnetic flux density distribution of a 3-phase winding
8.4.2 Physical analysis of Bg(ฮธ,t)
8.4.3 The induced electromotive forceโemf
8.4.4 The synchronous reactance
Example 8.3
8.5 The rotor winding
8.5.1 The field winding of a non-salient pole machine
8.5.2 The field winding of a salient pole machine
8.5.3 The effect of the rotor winding in the SM operation
Example 8.4
8.6 Summary
8.6.1 Project
Problems
Further reading
CH009.pdf
Chapter 9 Synchronous machine: operation
9.1 Introduction
9.2 No-load operation
9.3 On-load operation
9.3.1 The rated quantities of synchronous generator
9.3.2 Drawing the phasor diagram
9.3.3 Power and torques
9.3.4 The voltage regulation
Example 9.1
9.4 Motor operation
9.4.1 Properties of synchronous motor phasor diagram
9.4.2 โVโ curves
Example 9.2
9.5 Summary
9.5.1 Project
Problems
Further reading
CH010.pdf
Chapter 10 Asynchronous machine: operation
10.1 Introduction
10.2 Design aspects of an asynchronous machine
10.3 How the asynchronous machine works
The energy balance for induction motors
Example 10.1
The generator operation
Example 10.2
The break operation
Example 10.3
Frequency converter operation
Example 10.4
10.4 The torque speed characteristics
First case (0 < n < ns):
Second case (n > ns):
Third case (n < 0):
Example 10.5
Series rheostat
The acceleration of the induction motor
Speed control of the induction motor
10.5 The single-phase induction motor
10.6 The shade-pole induction motor
10.7 Summary
Project
Problems
Further reading
CH011.pdf
Chapter 11 Special electrical machines
11.1 DC motor
11.1.1 Design aspects of a DC machine
11.1.2 How a DC machines works
11.1.3 The induced electromotive force
11.1.4 The rotor speed equation
11.1.5 Operation under constant field current
11.1.6 Operating under constant voltage
11.1.7 The developed torque
11.1.8 Configurations of the DC motor
Example 11.1
Example 11.2
11.2 Switched reluctance motor
11.2.1 Design aspects of the switched reluctance motor
11.2.2 How switched reluctance motor works
11.2.3 The torque production
Example 11.3
11.3 Stepper motor
11.3.1 The elemental stepper motor
Example 11.4
11.3.2 The hybrid stepper motorโdigital motor
11.3.3 How the hybrid stepper motor works
11.4 Brushless DC motor
11.4.1 Small BLDC motor
11.4.2 Integral BLDC motor
11.4.3 The multiphase BLDC motor
Example 11.5
11.5 Synchronous reluctance motor
11.5.1 Design aspects of synchronous reluctance motor
11.5.2 How the SyRM works
11.5.3 PM synchronous reluctance motor
11.6 Linear induction motor
11.7 Summary
11.7.1 Project
Further reading
