A Novel Model of Internal Combustion Engine for High Efficiency Operation of Hybrid Electric Vehicles and Power Systems

This article realizes a novel model of an internal combustion engine (ICE) based on its operating torque and speed for the purpose of designing new control strategies to optimize engine efficiency and performance in hybrid electric vehicles and power systems. The proposed model is developed such tha...

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Main Authors: Overington, Shane, Rajakaruna, Sumedha
Other Authors: Ahmed Abu Siada
Format: Conference Paper
Published: IEEE 2014
Subjects:
Online Access:http://hdl.handle.net/20.500.11937/43841
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author Overington, Shane
Rajakaruna, Sumedha
author2 Ahmed Abu Siada
author_facet Ahmed Abu Siada
Overington, Shane
Rajakaruna, Sumedha
author_sort Overington, Shane
building Curtin Institutional Repository
collection Online Access
description This article realizes a novel model of an internal combustion engine (ICE) based on its operating torque and speed for the purpose of designing new control strategies to optimize engine efficiency and performance in hybrid electric vehicles and power systems. The proposed model is developed such that it utilizes only a limited number of experimentally measured operating conditions of the internal combustion engine. Therefore it helps in minimizing the expensive and time consuming testing of the vehicle under a large number of operating conditions in comparison to other models. On the other hand, it is possible to utilise the model to determine a novel control strategy for fuel consumption reduction in plug-in hybrid electric vehicles (PHEV) and hybrid electric vehicles (HEV). This fuel consumption reduction is achieved through the use of the proposed model to predict the efficiency of operation of the ICE instead of the fuel utilization predicted by conventional models. In order to prove the accuracy of the proposed model, efficiency of operation of six known ICEs have been modelled and compared with three existing models utilizing larger numbers of experimental data. The errors in efficiency in comparison to known data are found to be within a reasonable range. The paper finally demonstrates the possible applications of the proposed model in high efficiency control of ICE in a model of the 2010 Toyota Prius developed using experimental data. The demonstration for the proposed model is in the form of a vehicular system however it is envisaged that this model has applications in hybrid power systems also.
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institution Curtin University Malaysia
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spelling curtin-20.500.11937-438412017-09-13T13:42:26Z A Novel Model of Internal Combustion Engine for High Efficiency Operation of Hybrid Electric Vehicles and Power Systems Overington, Shane Rajakaruna, Sumedha Ahmed Abu Siada Efficiency model Speed Hybrid power source Energy management Torque Internal combustion engine Hybrid electric vehicle Control This article realizes a novel model of an internal combustion engine (ICE) based on its operating torque and speed for the purpose of designing new control strategies to optimize engine efficiency and performance in hybrid electric vehicles and power systems. The proposed model is developed such that it utilizes only a limited number of experimentally measured operating conditions of the internal combustion engine. Therefore it helps in minimizing the expensive and time consuming testing of the vehicle under a large number of operating conditions in comparison to other models. On the other hand, it is possible to utilise the model to determine a novel control strategy for fuel consumption reduction in plug-in hybrid electric vehicles (PHEV) and hybrid electric vehicles (HEV). This fuel consumption reduction is achieved through the use of the proposed model to predict the efficiency of operation of the ICE instead of the fuel utilization predicted by conventional models. In order to prove the accuracy of the proposed model, efficiency of operation of six known ICEs have been modelled and compared with three existing models utilizing larger numbers of experimental data. The errors in efficiency in comparison to known data are found to be within a reasonable range. The paper finally demonstrates the possible applications of the proposed model in high efficiency control of ICE in a model of the 2010 Toyota Prius developed using experimental data. The demonstration for the proposed model is in the form of a vehicular system however it is envisaged that this model has applications in hybrid power systems also. 2014 Conference Paper http://hdl.handle.net/20.500.11937/43841 10.1109/AUPEC.2014.6966489 IEEE fulltext
spellingShingle Efficiency model
Speed
Hybrid power source
Energy management
Torque
Internal combustion engine
Hybrid electric vehicle
Control
Overington, Shane
Rajakaruna, Sumedha
A Novel Model of Internal Combustion Engine for High Efficiency Operation of Hybrid Electric Vehicles and Power Systems
title A Novel Model of Internal Combustion Engine for High Efficiency Operation of Hybrid Electric Vehicles and Power Systems
title_full A Novel Model of Internal Combustion Engine for High Efficiency Operation of Hybrid Electric Vehicles and Power Systems
title_fullStr A Novel Model of Internal Combustion Engine for High Efficiency Operation of Hybrid Electric Vehicles and Power Systems
title_full_unstemmed A Novel Model of Internal Combustion Engine for High Efficiency Operation of Hybrid Electric Vehicles and Power Systems
title_short A Novel Model of Internal Combustion Engine for High Efficiency Operation of Hybrid Electric Vehicles and Power Systems
title_sort novel model of internal combustion engine for high efficiency operation of hybrid electric vehicles and power systems
topic Efficiency model
Speed
Hybrid power source
Energy management
Torque
Internal combustion engine
Hybrid electric vehicle
Control
url http://hdl.handle.net/20.500.11937/43841