By Jos Arrillaga, Neville R. Watson
Harmonic distortion difficulties contain apparatus overheating, motor mess ups, capacitor failure and erroneous energy metering. the subject of strength approach harmonics used to be coated for the 1st time two decades in the past and the 1st version has develop into a typical reference paintings during this region. exceptional advancements in strength digital units and their integration in any respect degrees within the energy approach require a brand new examine the explanations and results of those difficulties, and the nation of and software program on hand for harmonic assessment.
Following the profitable first version, this moment variation of continual approach Harmonics keeps the sensible method of the topic and discusses the effect of complicated energy digital know-how on instrumentation, simulation, criteria and energetic harmonic removal techniques.
- A new bankruptcy on sleek electronic instrumentation techniques.
- Added sections on lively filters and glossy distorting units equivalent to evidence units, multilevel conversion, present resource, voltage resource inverters and turn-OFF-related energy digital devices.
- References to overseas criteria for harmonics and inter-harmonics.
- Numerical examples of method application.
Offering a accomplished realizing of strength structures, this e-book is an asset to strength engineers concerned about the making plans, layout and operation of strength approach new release, transmission and distribution. Researchers and postgraduate scholars within the box also will reap the benefits of this beneficial reference.
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Additional resources for Power System Harmonics
M. D. , IEEE Trans Audio and Electroacoustics, special issue on fast Fourier transform and its application to digital filtering and spectral analysis, AU-15(2), pp. 45–55. 7. D. (1969) A guided tour of the fast Fourier transform. IEE Spectrum, July, 41–42. 8. D. (1968) A fast Fourier transform algorithm for real-values series, Numerical Analysis, 11(10), 703–10. REFERENCES 59 9. J. (1978) On the use of windows for harmonic analysis with the discrete Fourier transform, Proc. IEEE, 66, 51–84. 10.
6. M. D. , IEEE Trans Audio and Electroacoustics, special issue on fast Fourier transform and its application to digital filtering and spectral analysis, AU-15(2), pp. 45–55. 7. D. (1969) A guided tour of the fast Fourier transform. IEE Spectrum, July, 41–42. 8. D. (1968) A fast Fourier transform algorithm for real-values series, Numerical Analysis, 11(10), 703–10. REFERENCES 59 9. J. (1978) On the use of windows for harmonic analysis with the discrete Fourier transform, Proc. IEEE, 66, 51–84. 10.
Macmillan, pp. 138–229. 25. Zadeh, L. (1965) Fuzzy sets, Inform. Control, 8(3), 338–54. 26. Tanaka, K. (1997) An Introduction to Fuzzy Logic for Practical Applications. Springer. 1 Introduction Prior to the appearance of power semiconductors, the main sources of waveform distortion were electric arc furnaces, the accumulated effect of fluorescent lamps, and to a lesser extent electrical machines and transformers. The increasing use of power electronic devices for the control of power apparatus and systems has been the reason for the greater concern about waveform distortion in recent times.