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Lai / Chan

Distributed Generation

Induction and Permanent Magnet Generators

Medium: Buch
ISBN: 978-0-470-06208-1
Verlag: Wiley
Erscheinungstermin: 01.01.2008
Lieferfrist: bis zu 10 Tage
Distributed power generation is a technology that could help to enable efficient, renewable energy production both in the developed and developing world. It includes all use of small electric power generators, whether located on the utility system, at the site of a utility customer, or at an isolated site not connected to the power grid. Induction generators (IGs) are the cheapest and most commonly used technology, compatible with renewable energy resources. Permanent magnet (PM) generators have traditionally been avoided due to high fabrication costs; however, compared with IGs they are more reliable and productive

Distributed Generation thoroughly examines the principles, possibilities and limitations of creating energy with both IGs they are more reliable and productive.

Distributed Generation thoroughly examines the principles, possibilities and limitations of creating energy with both IGs and PM generators. It takes an electrical engineering approach in the analysis and testing of these generators, and includes diagrams and extensive case study examples o better demonstrate how the integration of energy sources can be accomplished. The book also provides the practical tools needed to model and implement new techniques for generating energy through isolated or grid-connected systems.

Besides a chapter introducing the technical, econo9mic and environmental impact so distributed generation, this book includes:

* an examination of various phase-balancing schemes for a three-phase IG operating on a single-phase power system;
* a coupled circuit 2-D finite element analysis of a grid-connected IG, with Steinmetz connection;
* a study of self-excited induction generator (SEIG) schemes for autonomous power systems, and the voltage and frequency control of SEIG with a slip-ring machine (SESRIG);
* a report on a PM synchronous generator with inset rotor for achieving a reduced voltage regulation, and an analysis of its performance using a two-axis model and finite element method;
* experimental work on various IG and SEIG schemes.

This book is a must-read for engineers, consultants, regulators, and environmentalists involved in energy production and delivery, helping them to evaluate renewable energy sources and to integrate these into an efficient energy delivery system. It is also a superior reference for undergraduates and postgraduates. Designers, operators, and planners will appreciate its unique contribution to the literature in this field.

Produkteigenschaften


  • Artikelnummer: 9780470062081
  • Medium: Buch
  • ISBN: 978-0-470-06208-1
  • Verlag: Wiley
  • Erscheinungstermin: 01.01.2008
  • Sprache(n): Englisch
  • Auflage: 1. Auflage 2008
  • Serie: Wiley - IEEE
  • Produktform: Gebunden
  • Gewicht: 639 g
  • Seiten: 262
  • Format (B x H x T): 175 x 250 x 19 mm
  • Ausgabetyp: Kein, Unbekannt

Autoren/Hrsg.

Autoren

Lai, Loi Lei

Chan, Tze Fun

Foreword.

Preface.

Acknowledgements.

About the Authors.

1. Distributed Generation.

1.1 Introduction.

1.2 Reasons for DG.

1.3 Technical Impacts of DG.

1.4 Economic Impact of DG.

1.5 Barriers to DG Development.

1.6 Renewable Sources of Energy.

1.7 Renewable Energy Economics.

1.8 Interconnection.

1.9 Recommendations and Guidelines for DG Planning.

1.10 Summary.

References.

2. Generators.

2.1 Introduction.

2.2 Synchronous Generator.

2.3 Induction Generator.

2.4 Doubly Fed Induction Generator.

2.5 Summary.

References.

3. Three-Phase IG Operating on a Single-Phase Power System.

3.1 Introduction.

3.2 Phase Balancing Using Passive Circuit Elements.

3.3 Phase Balancing using the Smith Connection.

3.4 Microcontroller-Based Multi-Mode Control of SMIG.

3.5 Phase-Balancing using a Line Current Injection Method.

References.

4. Finite Element Analysis of Grid-Connected IG with the Steinmetz Connection.

4.1 Introduction.

4.2 Steinmetz Connection and Symmetrical Components Analysis.

4.3 Machine Model.

4.4 Finite Element Analysis.

4.5 Computational Aspects.

4.6 Case Study.

4.7 Summary.

References.

5. SEIGs for Autonomous Power Systems.

5.1 Introduction.

5.2 Three-Phase SEIG with the Steinmetz Connection.

5.3 SEIG with Asymmetrically Connected Impedances and Excitation Capacitances.

5.4 Self-regulated SEIG for Single-Phase Loads.

5.5 SEIG with the Smith Connection.

References.

6. Voltage and Frequency Control of SEIG with Slip-Ring Rotor.

6.1 Introduction.

6.2 Performance Analysis of SESRIG.

6.3 Frequency and Voltage Control.

6.4 Control with Variable Stator Load.

6.5 Practical Implementation.

6.6 Summary.

References.

7. PMSGs For Autonomous Power Systems.

7.1 Introduction.

7.2 Principle and Construction of PMSG with Inset Rotor.

7.3 Analysis for Unity-Power-Factor Loads.

7.4 A Comprehensive Analysis.

7.5 Computation of Synchronous Reactances.

7.6 Analysis using Time-Stepping 2-D FEM.

References.

8. Conclusions.

8.1 Accomplishments of the Book.

8.2 Future Work.

Reference.

Appendix A. Analysis for IG and SEIG.

A.1 Symmetrical Components Equations for IG.

A.2 Positive-Sequence and Negative-Sequence Circuits of IG.

A.3 Vp and Vn for IG with Dual-Phase Converters.

A.4 Derivation of Angular Relationship.

A.5 Input Impedance of SEIG with the Steinmetz Connection.

References.

Appendix B. The Method of Hooke and Jeeves.

Reference.

Appendix C. A Note on the Finite Element Method [1].

C.1 Energy Functional and Discretization.

C.2 Shape Functions.

C.3 Functional Minimization and Global Assembly.

Reference.

Appendix D. Technical Data of Experimental Machines.

D.1 Machine IG1.

D.2 Machine IG2.

D.3 Prototype PMSG with Inset Rotor.

Index.