Design of Power Quality Analyzer Based on Labwindows/CVI

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Abstract:

The traditional quality analysis system has many disadvantages such as the bulky, expensive, fixed functional modules, poor extension, monotonous display etc. Combined with the virtual instrument technology, the paper propose design ideas of instrument Virtual power quality analysis based on LabWindows/CVI, including design of hardware circuit and software, obtain harmonic amplitude and phase by making use of fast Fourier transform. The analyzer has high accuracy, stable, and good anti-jamming performance, meet the electric power system testing requirements.

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Periodical:

Advanced Materials Research (Volumes 466-467)

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759-762

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Online since:

February 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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