SoC Estimation Lithium Polymer Battery Based on Equivalent Circuit Model and Extended Kalman Filter

Dewi Anggraeni, Budi Sudiarto, Achmad Subhan, Nurul Chasanah, Cahya Edi Santosa, Desti Ika Suryanti, Gunawan Setyo Prabowo, Purnomo Sidi Priambodo

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

5 Citations (Scopus)

Abstract

The advancement of a battery management system is notably decisive in small unmanned aircraft. One of its roles is estimating the State of Charge. Where the State of Charge is used to determine the battery capacity to preventing over-discharging and under-discharging processes. Moreover, this is very important in maintaining the security of the electrical energy distribution process to the onboard electrical system on small-scale unmanned aircraft. In this study, the 5000 mAh Lithium Polymer battery modelling based on the Electrical Equivalent Circuit methods and the EKF algorithm was used to estimate the SoC, because this method provides low complexity and low computational requirements. The estimation results show that the MAE and RSME with this method showed less than 1%. Moreover, determination of noise is added to implemented in real conditions, where the results show that the SoC estimation is adaptive to a given disturbance.

Original languageEnglish
Title of host publication2022 5th Asia Conference on Energy and Electrical Engineering, ACEEE 2022
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages118-122
Number of pages5
ISBN (Electronic)9781665499330
DOIs
Publication statusPublished - 2022
Event5th Asia Conference on Energy and Electrical Engineering, ACEEE 2022 - Virtual, Online, Malaysia
Duration: 8 Jul 202210 Jul 2022

Publication series

Name2022 5th Asia Conference on Energy and Electrical Engineering, ACEEE 2022

Conference

Conference5th Asia Conference on Energy and Electrical Engineering, ACEEE 2022
Country/TerritoryMalaysia
CityVirtual, Online
Period8/07/2210/07/22

Keywords

  • EECM
  • EKF
  • Lithium polymer
  • SoC
  • UAV

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