Unscented Kalman filter for frequency and amplitude estimation

Francisco Gonzalez-Longatt, Happy Novanda, Pawel Regulski, Francisco M. González-Longatt, Vladimir Terzija

    Research output: Chapter in Book/Conference proceedingConference contribution

    Abstract

    This paper introduces a new digital signal processing algorithm for frequency and amplitude estimation based on Unscented Kalman Filter (UKF). The results of computer simulated and realistic synthetic data tests are presented. The initial parameters used during the tests were chosen carefully using an established parameter estimation method, the Self Tuning Least Square (STLS). It is concluded that the proposed algorithm is simple, efficient and has low computational demands compare to STLS which makes the UKF a very promising method in next generation of power quality monitoring devices. © 2011 IEEE.
    Original languageEnglish
    Title of host publication2011 IEEE PES Trondheim PowerTech: The Power of Technology for a Sustainable Society, POWERTECH 2011|IEEE PES Trondheim PowerTech: Power Technol. Sustainable Soc., POWERTECH
    DOIs
    Publication statusPublished - 2011
    Event2011 IEEE PES Trondheim PowerTech: The Power of Technology for a Sustainable Society, POWERTECH 2011 - Trondheim
    Duration: 1 Jul 2011 → …

    Conference

    Conference2011 IEEE PES Trondheim PowerTech: The Power of Technology for a Sustainable Society, POWERTECH 2011
    CityTrondheim
    Period1/07/11 → …

    Keywords

    • amplitude estimation
    • frequency estimation
    • Kalman filters
    • power quality
    • unscented transformation

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