Torque Split Strategy for Parallel Hybrid Electric Vehicles with an Integrated Starter Generator

This paper presents a torque split strategy for parallel hybrid electric vehicles with an integrated starter generator (ISG-PHEV) by using fuzzy logic control. By combining the efficiency map and the optimum torque curve of the internal combustion engine (ICE) with the state of charge (SOC) of the b...

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Main Authors: Zhumu Fu, Aiyun Gao, Xiaohong Wang, Xiaona Song
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Discrete Dynamics in Nature and Society
Online Access:http://dx.doi.org/10.1155/2014/793864
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author Zhumu Fu
Aiyun Gao
Xiaohong Wang
Xiaona Song
author_facet Zhumu Fu
Aiyun Gao
Xiaohong Wang
Xiaona Song
author_sort Zhumu Fu
collection DOAJ
description This paper presents a torque split strategy for parallel hybrid electric vehicles with an integrated starter generator (ISG-PHEV) by using fuzzy logic control. By combining the efficiency map and the optimum torque curve of the internal combustion engine (ICE) with the state of charge (SOC) of the batteries, the torque split strategy is designed, which manages the ICE within its peak efficiency region. Taking the quantified ICE torque, the quantified SOC of the batteries, and the quantified ICE speed as inputs, and regarding the output torque demanded on the ICE as an output, a fuzzy logic controller (FLC) with relevant fuzzy rules has been developed to determine the optimal torque distribution among the ICE, the ISG, and the electric motor/generator (EMG) effectively. The simulation results reveal that, compared with the conventional torque control strategy which uses rule-based controller (RBC) in different driving cycles, the proposed FLC improves the fuel economy of the ISG-PHEV, increases the efficiency of the ICE, and maintains batteries SOC within its operation range more availably.
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institution Kabale University
issn 1026-0226
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language English
publishDate 2014-01-01
publisher Wiley
record_format Article
series Discrete Dynamics in Nature and Society
spelling doaj-art-a4e2f979349644438caf461440611c552025-02-03T05:57:33ZengWileyDiscrete Dynamics in Nature and Society1026-02261607-887X2014-01-01201410.1155/2014/793864793864Torque Split Strategy for Parallel Hybrid Electric Vehicles with an Integrated Starter GeneratorZhumu Fu0Aiyun Gao1Xiaohong Wang2Xiaona Song3College of Information Engineering, Henan University of Science and Technology, Luoyang 471023, ChinaCollege of Vehicle and Traffic Engineering, Henan University of Science and Technology, Luoyang 471023, ChinaCollege of Information Engineering, Henan University of Science and Technology, Luoyang 471023, ChinaCollege of Information Engineering, Henan University of Science and Technology, Luoyang 471023, ChinaThis paper presents a torque split strategy for parallel hybrid electric vehicles with an integrated starter generator (ISG-PHEV) by using fuzzy logic control. By combining the efficiency map and the optimum torque curve of the internal combustion engine (ICE) with the state of charge (SOC) of the batteries, the torque split strategy is designed, which manages the ICE within its peak efficiency region. Taking the quantified ICE torque, the quantified SOC of the batteries, and the quantified ICE speed as inputs, and regarding the output torque demanded on the ICE as an output, a fuzzy logic controller (FLC) with relevant fuzzy rules has been developed to determine the optimal torque distribution among the ICE, the ISG, and the electric motor/generator (EMG) effectively. The simulation results reveal that, compared with the conventional torque control strategy which uses rule-based controller (RBC) in different driving cycles, the proposed FLC improves the fuel economy of the ISG-PHEV, increases the efficiency of the ICE, and maintains batteries SOC within its operation range more availably.http://dx.doi.org/10.1155/2014/793864
spellingShingle Zhumu Fu
Aiyun Gao
Xiaohong Wang
Xiaona Song
Torque Split Strategy for Parallel Hybrid Electric Vehicles with an Integrated Starter Generator
Discrete Dynamics in Nature and Society
title Torque Split Strategy for Parallel Hybrid Electric Vehicles with an Integrated Starter Generator
title_full Torque Split Strategy for Parallel Hybrid Electric Vehicles with an Integrated Starter Generator
title_fullStr Torque Split Strategy for Parallel Hybrid Electric Vehicles with an Integrated Starter Generator
title_full_unstemmed Torque Split Strategy for Parallel Hybrid Electric Vehicles with an Integrated Starter Generator
title_short Torque Split Strategy for Parallel Hybrid Electric Vehicles with an Integrated Starter Generator
title_sort torque split strategy for parallel hybrid electric vehicles with an integrated starter generator
url http://dx.doi.org/10.1155/2014/793864
work_keys_str_mv AT zhumufu torquesplitstrategyforparallelhybridelectricvehicleswithanintegratedstartergenerator
AT aiyungao torquesplitstrategyforparallelhybridelectricvehicleswithanintegratedstartergenerator
AT xiaohongwang torquesplitstrategyforparallelhybridelectricvehicleswithanintegratedstartergenerator
AT xiaonasong torquesplitstrategyforparallelhybridelectricvehicleswithanintegratedstartergenerator