INDICE: About the Authors Preface Acknowledgements Symbols Part I Introduction to power systems 1 Introduction 1.1 Stability and control of a dynamic system 1.2 Classification of power system dynamics 1.3 Two pairs of important quantities: reactive power/voltage and real power/frequency 1.4 Stability of power system 1.5 Security of power system 1.6 Brief historical overview 2 Power system components 2.1 Structure of the electrical power system 2.2 Generating units 2.3 Substations 2.4 Transmission and distribution network 2.5 Protection 2.6 Wide Area Measurement Systems 3 The power system in the steady-state 3.1. Transmission lines 3.2. Transformers 3.3. Synchronous generators 3.4. Power system loads 3.5. Network equations 3.6. Power flows in transmission networks Part II Introduction to power system dynamics and control 4 Electromagnetic phenomena 4.1. Fundamentals 4.2. Three-phase short-circuit on a synchronous generator 4.3. Phase-to-phase short-circuit 4.4. Synchronization 4.5. Short circuit in a network and its clearing 5 Electromechanical dynamics small disturbances 5.1. Swing equation 5.2. Damping power 5.3. Equilibrium points 5.4. Steady-state stability of unregulated system 5.5. Steady-state stability of the regulatedsystem 6 Electromechanical dynamics large disturbances 6.1. Transient stability 6.2. Swings in multi-machine systems 6.3. Direct method for stability assessment 6.4. Synchronization 6.5. Asynchronous operation and resynchronization 6.6 Out-of-step protection systems 6.7. Torsional oscillations in the drive shaft 7 Wind power 7.1 Wind turbines 7.2 Induction machine equivalent circuit 7.3Induction generator coupled to the grid 7.4 Induction generators with slightly increased speed range via external rotor resistance 7.5 Induction generatorswith signicantly increased speed range: doubly fed induction generators (DFIGS) 7.6 Fully rated converter systems: wide speed control 7.7 Peak power tracking of variable speed wind turbines 7.8 Connections of wind farms 7.9 Fault behaviour of induction generators 7.10 Influence of wind generators on power system stability 8 Voltage stability 8.1. Network feasibility 8.2. Stability criteria 8.3. Critical load demand and voltage collapse 8.4. Static analysis 8.5. Dynamic analysis 8.6. Prevention of voltage collapse 8.7. Self-excitation of a generator operating on a capacitive load 9 Frequency stability and control 9.1. Automatic generation control 9.2. Stage I - Rotor swings in the generators 9.3. Stage II - Frequency drop 9.4. Stage III - Primary control 9.5. STAGE IV -Secondary control 9.6. FACTS devices in tie-lines Part III Advanced topics inpower system dynamics and control 10 Stability enhancement 10.1. Power systemstabilizers 10.2. Fast valving 10.3. Braking resistors 10.4. Generator tripping 10.5. Shunt FACTS devices 10.6. Series compensators 10.7. Unified power flow controller 11 Advanced power system modelling 11.2. Excitation Systems 11.3.Turbines and turbine governors 11.4. FACTS devices 12 Steady-state stability of multimachine system 12.1. Mathematical background 12.2. Steady-state stability of unregulated system 12.3. Steady-state stability of the regulated system13 Power system dynamic simulation 13.1. Numerical integration methods 13.2. The partitioned-solution 13.3. The simultaneous solution methods 13.4. Comparison between the methods 14 Power system dynamic reduction equivalents 14.1. Types of equivalents 14.2. Network transformation 14.3. Aggreation of generatingunits 14.4. Equivalent model of external subsystem 14.5. Coherency recognition 14.6. Properties of coherency-based equivalents Appendices Index
- ISBN: 978-0-470-72558-0
- Editorial: John Wiley & Sons
- Encuadernacion: Cartoné
- Páginas: 664
- Fecha Publicación: 17/10/2008
- Nº Volúmenes: 1
- Idioma: Inglés