SoC Planner for Predictive Energy Management of Fuel Cell Vehicles

Qingyun Min, Xiaodong Wei, Chao Sun, Qiang Ren, Biao Liang, Bo Liu

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

Abstract

Global state of charge (SoC) trajectory planning is of great significance for the fuel economy improvement of plug in fuel cell vehicles (PFCV), which is equipped with a relatively larger battery pack. In this paper, we provide a comprehensive analysis of three SoC planners, applied within a model predictive control (MPC) framework. The basic principles of rule-based, dynamic programing based and neural network based SoC planners are described systematically. Their planning accuracy and computation efficiency are compared. The generated reference SoC profile is used for global guidance of real-time MPC energy management. The fuel performance of guided MPC under different reference SoC is further analyzed. The simulation results demonstrate that the fuel economy of real-time algorithm can be significantly improved by introducing a reference SoC (3.31∼4.55%), while the impact of reference SoC precision is not obvious (0.25∼1.24%).

Original languageEnglish
Title of host publication2021 IEEE Vehicle Power and Propulsion Conference, VPPC 2021 - ProceedingS
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781665405287
DOIs
Publication statusPublished - 2021
Event18th IEEE Vehicle Power and Propulsion Conference, VPPC 2021 - Virtual, Gijon, Spain
Duration: 25 Oct 202128 Oct 2021

Publication series

Name2021 IEEE Vehicle Power and Propulsion Conference, VPPC 2021 - ProceedingS

Conference

Conference18th IEEE Vehicle Power and Propulsion Conference, VPPC 2021
Country/TerritorySpain
CityVirtual, Gijon
Period25/10/2128/10/21

Keywords

  • Energy management
  • Model predictive control
  • Plug-in fuel cell vehicle
  • SoC trajectory planner

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