Ahmed F. Zobaa is a Senior Lecturer, and a Full Member of the Institute of Energy Futures at Brunel University London, UK. His major areas of expertise are power quality, renewable energy and smart grids. Dr Zobaa is a Senior Fellow of the Higher Education Academy of UK. He is a Fellow of the IET, the Energy Institute, the Chartered Institution of Building Services Engineers, the Institution of Mechanical Engineers, and the African Academy of Science.Shady Hossam Eldeen Abdel Aleem is an Assistant Professor at the 15th of May Higher Institute of Engineering, Egypt, where he works in the fields of electric machines, optimisation problems, power quality, electric circuits, and engineering mechanics. Dr Shady is a member of the IEEE and the IET, and is Editor of International Journal of Renewable Energy Technology.

• Chapter 1: Power quality definitionsChapter 2: Frequency-domain power theory and metering of harmonic pollution responsibilityChapter 3: Passive harmonic filtersChapter 4: Active harmonic filtersChapter 5: Shunt flexible a.c. transmissionChapter 6: Power-quality improvement using series FACTSChapter 7: Distributed generation systemsChapter 8: Backward-forward sweep-based islanding scenario generation algorithm for defensive splitting of radial distribution systemsChapter 9: Decentralised voltage control in smart gridsChapter 10: Techno-economic issues of power qualityChapter 11: An economic robust programming approach for the design of energy management systemsChapter 12: Future trends in power quality