Optimal design of torque distribution algorithm considering battery charge strategy for hybrid electric vehicles

Hybrid electric vehicles, which have an internal combustion engine (ICE) and electric motor(s) (EMs), are effective to improve fuel consumption and exhaust emissions. We had constructed a novel energy management system (EMS) considering torque control strategy, in which a function called the torque...

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Main Authors: Marina SAIKYO, Satoshi KITAYAMA, Yui NISHIO, Kojiro TSUTSUMI
Format: Article
Language:Japanese
Published: The Japan Society of Mechanical Engineers 2016-03-01
Series:Nihon Kikai Gakkai ronbunshu
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/transjsme/82/836/82_15-00625/_pdf/-char/en
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author Marina SAIKYO
Satoshi KITAYAMA
Yui NISHIO
Kojiro TSUTSUMI
author_facet Marina SAIKYO
Satoshi KITAYAMA
Yui NISHIO
Kojiro TSUTSUMI
author_sort Marina SAIKYO
collection DOAJ
description Hybrid electric vehicles, which have an internal combustion engine (ICE) and electric motor(s) (EMs), are effective to improve fuel consumption and exhaust emissions. We had constructed a novel energy management system (EMS) considering torque control strategy, in which a function called the torque control function was introduced to reduce CO2 and NOx emissions. However, only the regenerative braking was used for battery charge in the EMS. In this paper, an improved EMS considering the battery charge by ICE is proposed. To charge the battery, a charge torque considering the target state of charge (SOC) is newly introduced. To determine the torque control function and the charge torque, a sequential approximate optimization using a radial basis function network is adopted. CO2 and NOx are then simultaneously minimized. A multi-objective design optimization is the formulated, and the torque control function and charge torque are determined with a small number of simulation runs. Through the numerical simulation, the validity of proposed EMS is examined.
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spelling doaj.art-91f37589e2bf4754b4e2bdeae80b0ea72022-12-22T04:16:09ZjpnThe Japan Society of Mechanical EngineersNihon Kikai Gakkai ronbunshu2187-97612016-03-018283615-0062515-0062510.1299/transjsme.15-00625transjsmeOptimal design of torque distribution algorithm considering battery charge strategy for hybrid electric vehiclesMarina SAIKYO0Satoshi KITAYAMA1Yui NISHIO2Kojiro TSUTSUMI3Kanazawa University, Graduate School of Natural Science & TechnologyKanazawa University, College of Science and EngineeringHonda R&D Co., Ltd.Honda R&D Co., Ltd.Hybrid electric vehicles, which have an internal combustion engine (ICE) and electric motor(s) (EMs), are effective to improve fuel consumption and exhaust emissions. We had constructed a novel energy management system (EMS) considering torque control strategy, in which a function called the torque control function was introduced to reduce CO2 and NOx emissions. However, only the regenerative braking was used for battery charge in the EMS. In this paper, an improved EMS considering the battery charge by ICE is proposed. To charge the battery, a charge torque considering the target state of charge (SOC) is newly introduced. To determine the torque control function and the charge torque, a sequential approximate optimization using a radial basis function network is adopted. CO2 and NOx are then simultaneously minimized. A multi-objective design optimization is the formulated, and the torque control function and charge torque are determined with a small number of simulation runs. Through the numerical simulation, the validity of proposed EMS is examined.https://www.jstage.jst.go.jp/article/transjsme/82/836/82_15-00625/_pdf/-char/enhybrid electric vehiclesenergy managenent systemtorque control functioncharge strategyengineering optimizationsequential approximate optimization
spellingShingle Marina SAIKYO
Satoshi KITAYAMA
Yui NISHIO
Kojiro TSUTSUMI
Optimal design of torque distribution algorithm considering battery charge strategy for hybrid electric vehicles
Nihon Kikai Gakkai ronbunshu
hybrid electric vehicles
energy managenent system
torque control function
charge strategy
engineering optimization
sequential approximate optimization
title Optimal design of torque distribution algorithm considering battery charge strategy for hybrid electric vehicles
title_full Optimal design of torque distribution algorithm considering battery charge strategy for hybrid electric vehicles
title_fullStr Optimal design of torque distribution algorithm considering battery charge strategy for hybrid electric vehicles
title_full_unstemmed Optimal design of torque distribution algorithm considering battery charge strategy for hybrid electric vehicles
title_short Optimal design of torque distribution algorithm considering battery charge strategy for hybrid electric vehicles
title_sort optimal design of torque distribution algorithm considering battery charge strategy for hybrid electric vehicles
topic hybrid electric vehicles
energy managenent system
torque control function
charge strategy
engineering optimization
sequential approximate optimization
url https://www.jstage.jst.go.jp/article/transjsme/82/836/82_15-00625/_pdf/-char/en
work_keys_str_mv AT marinasaikyo optimaldesignoftorquedistributionalgorithmconsideringbatterychargestrategyforhybridelectricvehicles
AT satoshikitayama optimaldesignoftorquedistributionalgorithmconsideringbatterychargestrategyforhybridelectricvehicles
AT yuinishio optimaldesignoftorquedistributionalgorithmconsideringbatterychargestrategyforhybridelectricvehicles
AT kojirotsutsumi optimaldesignoftorquedistributionalgorithmconsideringbatterychargestrategyforhybridelectricvehicles