Analysis of open phase condition influence on an induction motor

Antti Alahäivälä, Matti Lehtonen

    Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

    8 Citations (Scopus)

    Abstract

    Open phase faults can result in motor overloading due to unbalanced voltage. The present paper investigates different open phase conditions (OPCs) and their influence on an induction motor. The considered conditions include single and double line OPCs on the primary-side of a transformer supplying the motor. Several different transformer connections are investigated. The OPCs are first analyzed analytically with symmetrical components, after which the results are compared with simulated values. Measurements are performer to showcase the stator temperature evolution under OPC and to validate the numerical results. The results indicate that in the case of single OPC, only moderate unbalance is observed with YNd and YNyn transformer connection, whereas the highest phase current occurs with Dyn connection.

    Original languageEnglish
    Title of host publication2018 19th International Scientific Conference on Electric Power Engineering, EPE 2018 - Proceedings
    PublisherIEEE Institute of Electrical and Electronic Engineers
    Pages1-6
    Number of pages6
    ISBN (Electronic)978-1-5386-4611-3, 978-1-5386-4611-3
    ISBN (Print)978-1-5386-4613-7
    DOIs
    Publication statusPublished - 25 Jun 2018
    MoE publication typeNot Eligible
    Event19th International Scientific Conference on Electric Power Engineering, EPE 2018 - Brno, Czech Republic
    Duration: 16 May 201818 May 2018
    Conference number: 19

    Conference

    Conference19th International Scientific Conference on Electric Power Engineering, EPE 2018
    Abbreviated titleEPE 2018
    Country/TerritoryCzech Republic
    CityBrno
    Period16/05/1818/05/18

    Keywords

    • Induction motor
    • Open phase condition
    • Single-phasing
    • Transformer

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