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The Development and Verification of a Novel ECMS of Hybrid Electric Bus

Jun Wang, Qing-nian Wang, Peng-yu Wang, Xiao-hua Zeng
2014 Mathematical Problems in Engineering  
This paper presents the system modeling, control strategy design, and hardware-in-the-loop test for a series-parallel hybrid electric bus.  ...  Then an adaptive ECMS is developed for the real-time control of a hybrid electric bus, which is investigated and verified in a hardware-in-the-loop simulation system.  ...  The optimizing searching method was adopted to obtain optimal torque distribution rules and gear-shift rules for realtime control.  ... 
doi:10.1155/2014/981845 fatcat:kqhgvolcijbulfos7gdcjjahqi

Modelling and control of a medium-duty hybrid electric truck

C.-C. Lin, Z. Filipi, L. Louca, H. Peng, D. Assanis, J. Stein
2004 International Journal of Heavy Vehicle Systems  
hybrid propulsion system for a medium truck.  ...  The hybrid electric vehicle simulation tool (HE-VESIM) was developed at the Automotive Research Center of the University of Michigan to study the potential fuel economy and emission benefits of the parallel  ...  The ARC is a US Army Center of Excellence for Automotive Research at the University of Michigan, currently in partnership with University of Alaska-Fairbanks, Clemson University, University of Iowa, Oakland  ... 
doi:10.1504/ijhvs.2004.005455 fatcat:ucbdhjwjaffxjfkr4khvuowaly

Fuel efficiency optimization Techniques in Hybrid Vehicle

2019 International journal of recent technology and engineering  
The hybrid electric vehicle (HEV) has the potential of sufficing drive needs with better fuel efficiency.  ...  The complex nature of hybrid vehicle provides multiple opportunities for obtaining better fuel efficiency. The mathematical modeling is a necessity for understanding the behavior of HEV.  ...  The optimal control strategy and gear shift schedule was planned in [52] which was based on predicted future time-domain provided vehicle navigation system.  ... 
doi:10.35940/ijrte.c5160.098319 fatcat:lleopougzvaorgynjkbrmmk3w4

Comparative fuel economy, cost and emissions analysis of a novel mild hybrid and conventional vehicles

Mohamed Awadallah, Peter Tawadros, Paul Walker, Nong Zhang
2017 Proceedings of the Institution of mechanical engineers. Part D, journal of automobile engineering  
Studying the relationship between the fuel economy and driveability, where driveability is addressed using fueleconomical gear shift strategies.  ...  In this paper, a comparative analysis examining a conventional vehicle and a Mild HEV is presented.  ...  Direct emissions It is predicted (57, 58) that in the next decade mild hybrid electric vehicles will become a leading automotive growth sector.  ... 
doi:10.1177/0954407017736116 fatcat:iett6mnrzzhn3cu6sf6fbq3vsm

Generation and Analysis of Hybrid-Electric Vehicle Transmission Shift Schedules with a Torque Split Algorithm

Nicholas J. Connelly, Derek I. George, Andrew C. Nix, W. Scott Wayne
2020 Journal of Transportation Technologies  
As hybrid-electric vehicle technology has advanced, so has the need for more innovative control schemes for hybrid vehicles, including the development and optimization of hybrid powertrain transmission  ...  The results show that both generated shift schedules improved upon the stock transmission shift schedule used in the hybrid powertrain comparing component efficiency, vehicle efficiency, engine fuel economy  ...  William Cawthorne, for his assistance with the entire torque split algorithm, as well as his support through the testing process.  ... 
doi:10.4236/jtts.2020.101003 fatcat:75c2lmq5bbgh3f2liqfb3asm6q

Adaptive Control of a Hybrid Powertrain with Map-based ECMS

Martin Sivertsson, Christofer Sundström, Lars Eriksson
2011 IFAC Proceedings Volumes  
The controller optimizes the torque distribution for the current gear as well as assists the driver by recommending the gear that would give the lowest consumption.  ...  To fully utilize the fuel reduction potential of a hybrid powertrain requires a careful design of the energy management control algorithms.  ...  VEHICLE MODEL For the purpose of investigating different control strategies and their fuel consumptions, a quasistatic model approach is used.  ... 
doi:10.3182/20110828-6-it-1002.02091 fatcat:p6mqcppy75e4hcbh4plfzzybuu

A Novel Equivalent Consumption Minimisation Strategy for a Series Hybrid Electric Vehicle

Saber Fallah
2015 Journal of Robotics and Mechanical Engineering Research  
The simulation results show that the proposed ECMS provides a substantial improvement to fuel economy and energy consumption of a series hybrid electric vehicle, whilst effectively managing battery state  ...  In this paper, a novel Equivalent Consumption Minimization Strategy (ECMS) is developed for a series hybrid powertrain system, based on the flow of energy through energy sources and components.  ...  hybrid electric vehicle (SHEV).  ... 
doi:10.24218/jrmer.2015.05 fatcat:moapiopsevhxlf3o35rrztqcku

Progress in Automotive Transmission Technology

Xiangyang Xu, Peng Dong, Yanfang Liu, Hui Zhang
2018 Automotive Innovation  
and multi-speed electric vehicle transmission and distributed electric drive.  ...  Finally, a summary and outlook are presented for conventional automotive transmissions, hybrid transmissions and electric vehicle transmissions.  ...  As electromechanical coupling systems, transmissions in hybrid electric vehicles (HEVs) and plug-in hybrid electric vehicles (PHEVs) are important in terms of achieving different driving modes, such as  ... 
doi:10.1007/s42154-018-0031-y fatcat:yehbzc2f3zchhfz2d6qk5j3uuu

Experiment and Simulation of Medium-Duty Tactical Truck for Fuel Economy Improvement

Yeau-Jian Gene Liao, Allen Quail
2011 Energies  
Fuel economy improvement on medium-duty tactical truck has and continues to be a significant initiative for the U.S. Army.  ...  The simulation results indicated a 14.5% and 12.2% fuel economy improvement for the 10-speed and 12-speed AMT respectively.  ...  In particular, Paul Skalny provided technical guidance related to the LMTV fuel saving program goals, and Matt Van Benschoten in Roush Industry conducted the experiments.  ... 
doi:10.3390/en4020276 fatcat:24q24jjisvgkhjvf3cjustrcgq

Power for traction characterized by normal distributions

Edwin Tazelaar, Bram Veenhuizen, Paul van den Bosch
2012 World Electric Vehicle Journal  
This study proposes to approximate the bell-shaped distribution with a normal (Gaussian) distribution when considering sizing hybrid electric propulsion system with a fixed gear ratio.  ...  Especially simulations on hybrid propulsion systems use driving cycles to define the speed sequence of the vehicle and backwards calculate the power for traction.  ...  Acknowledgments The authors want to express their gratitude to the people of Silent Motor Company for their achievements to obtain part of the measurements presented in this paper.  ... 
doi:10.3390/wevj5041100 fatcat:su4vaz5dnzgefonsq6tytlo574

Designing the Modern Dual-Engine Two-Speed Smart Hybrid Electric Drive Powertrain

Balachandra Pattanaik, Mukil Alagirisamy, V. Karthikeyan, Ramesh Babu Nallamothu, G. Giftson Samuel, Ahmad Umar
2022 International Journal of Photoenergy  
While potential for battery-powered electric vehicles (BEVs) is increasing as the need to minimise greenhouse gas pollution and the utilization of energy production, the restricted driving range and the  ...  Finally, it can be inferred that the suggested dual-motor drivetrain is better than the conventional single-motor equivalent in terms of fuel efficiency, driving range, and expense.  ...  The authors thank to Wisma Lincoln, Lincoln University College, Malaysia and Chennai Institute of Technology, Chennai for providing assistance to complete this work.  ... 
doi:10.1155/2022/3053953 fatcat:4vlc2eks3nhgnlx5tkp3aioegy

An Adaptive Driver Model for Driving Cycle Prediction in the Intelligent Truck

Frank A. Bender, Hakan Uzuner, Oliver Sawodny
2014 IFAC Proceedings Volumes  
In a case study, the benefit of prediction is shown in a hybrid hydraulic truck with predictive optimized energy management.  ...  This research presents an approach towards predicting the future velocity profile using a gain scheduled driver model together with a longitudinal vehicle model.  ...  Typical predictive systems can be found in the field of powertrain management systems, e.g., predictive shifting strategies (Mueller et al. [2004] ) or predictive energy distribution in hybrid vehicles  ... 
doi:10.3182/20140824-6-za-1003.00285 fatcat:6dasfmluujanrdq2jncu52fmti

Numerical Simulation for Vehicle Powertrain Development [chapter]

Federico Millo, Luciano Rolando, Maurizio Andreat
2011 Numerical Analysis - Theory and Application  
In vehicles equipped with manual transmissions, during gear shift phases in which the vehicle and the engine speeds have to be kinematically decoupled a clutch is needed.  ...  As one can see in Fig. 11 for a tip-in manoeuvre from 40 km/h in IV gear, the acceleration predicted with a steady model can be even double than the experimental value.  ... 
doi:10.5772/24111 fatcat:kimhxiesvjcx5chnpk65andh6a

Energy Management Strategies for Hybrid Electric Vehicles: Review, Classification, Comparison, and Outlook

Fengqi Zhang, Lihua Wang, Serdar Coskun, Hui Pang, Yahui Cui, Junqiang Xi
2020 Energies  
Hybrid Electric Vehicles (HEVs) have been proven to be a promising solution to environmental pollution and fuel savings.  ...  To this end, a significant number of EMSs have been proposed in the literature, which require a categorization method to better classify the design and control contributions, with an emphasis on fuel economy  ...  [10] put forward an energy management strategy with DP for parallel Hybrid Electric Vehicles. Dynamic programming is used to design an optimal gear shift strategy in [11] .  ... 
doi:10.3390/en13133352 fatcat:gqcaecppvzhybcabwvjzn2gtau

Optimal Operating Strategy for Hybrid Railway Vehicles based on a Sensitivity Analysis

Maik Leska, Robert Prabel, Harald Aschemann, Andreas Rauh
2014 IFAC Proceedings Volumes  
The potential fuel savings of hybrid vehicles strongly depend on the energy management strategy, which distributes the required power between the prime mover and the additional power sources.  ...  In this paper, a novel operating strategy is developed that considers the efficiencies of all major components of the propulsion system.  ...  For that, an adaptive and/or a model predictive controller shall be developed in future work.  ... 
doi:10.3182/20140824-6-za-1003.02019 fatcat:n3ale4riw5b67aawi57ladaf7a
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