A Conceptual Sizing Method and Energy Management Strategy for Hybrid-Electric Aircraft

Li Li, Junqiang Bai, Jiakuan Xu, Min Chang, Lei Qiao

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

1 Scopus citations

Abstract

For the conceptual sizing of a hybrid-electric aircraft, this paper firstly initiates the discussion by sizing each system component within a given mission profile, starting from evaluating the aircraft’s maximum takeoff mass (MTOM). The calculation logic and each working path for the hybrid-electric powertrain are outlined, and the impact of energy management strategy (EMS) on the sizing method is explored and analyzed. Then, a conceptual sizing framework integrating flight performance constraints and EMS is established. Subsequently, based on this design system, a retrofitted design with hybrid-electric powertrain for a Dornier Do 228NG aircraft is performed. Also, the parameter sweeps study is conducted to further investigate the technology parameters of the battery, electric motor, and engine separately. Finally, based on the retrofitted Do 228NG, a study with six proposed EMS is performed to explore the working characteristics of powertrain and the variations in sizing parameters under different strategies.

Original languageEnglish
Title of host publication2023 Asia-Pacific International Symposium on Aerospace Technology, APISAT 2023, Proceedings - Volume I
EditorsSong Fu
PublisherSpringer Science and Business Media Deutschland GmbH
Pages236-246
Number of pages11
ISBN (Print)9789819739974
DOIs
StatePublished - 2024
EventAsia-Pacific International Symposium on Aerospace Technology, APISAT 2023 - Lingshui, China
Duration: 16 Oct 202318 Oct 2023

Publication series

NameLecture Notes in Electrical Engineering
Volume1050 LNEE
ISSN (Print)1876-1100
ISSN (Electronic)1876-1119

Conference

ConferenceAsia-Pacific International Symposium on Aerospace Technology, APISAT 2023
Country/TerritoryChina
CityLingshui
Period16/10/2318/10/23

Keywords

  • Conceptual Sizing Method
  • Energy Management Strategy
  • Hybrid-Electric Aircraft
  • Series Hybrid-Electric Propulsion System

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