Home > Research > Publications & Outputs > Defining ‘critical speed’ in driver-vehicle sys...

Associated organisational unit

View graph of relations

Defining ‘critical speed’ in driver-vehicle systems

Research output: Contribution to conference - Without ISBN/ISSN Conference paper

Published

Standard

Defining ‘critical speed’ in driver-vehicle systems. / West, Craig; Cao, Dongpu.

2013. 4155-4160 Paper presented at 2013 IEEE International Conference on Systems, Man and Cybernetics (IEEE SMC2013), Manchester, United Kingdom.

Research output: Contribution to conference - Without ISBN/ISSN Conference paper

Harvard

West, C & Cao, D 2013, 'Defining ‘critical speed’ in driver-vehicle systems', Paper presented at 2013 IEEE International Conference on Systems, Man and Cybernetics (IEEE SMC2013), Manchester, United Kingdom, 13/10/13 - 16/10/13 pp. 4155-4160. https://doi.org/10.1109/SMC.2013.708

APA

West, C., & Cao, D. (2013). Defining ‘critical speed’ in driver-vehicle systems. 4155-4160. Paper presented at 2013 IEEE International Conference on Systems, Man and Cybernetics (IEEE SMC2013), Manchester, United Kingdom. https://doi.org/10.1109/SMC.2013.708

Vancouver

West C, Cao D. Defining ‘critical speed’ in driver-vehicle systems. 2013. Paper presented at 2013 IEEE International Conference on Systems, Man and Cybernetics (IEEE SMC2013), Manchester, United Kingdom. https://doi.org/10.1109/SMC.2013.708

Author

West, Craig ; Cao, Dongpu. / Defining ‘critical speed’ in driver-vehicle systems. Paper presented at 2013 IEEE International Conference on Systems, Man and Cybernetics (IEEE SMC2013), Manchester, United Kingdom.6 p.

Bibtex

@conference{a028e4cd321940979d4968c22e485a86,
title = "Defining {\textquoteleft}critical speed{\textquoteright} in driver-vehicle systems",
abstract = "The definition, formulation, and importance of vehicle 'critical speed' have been well documented in the vehicle dynamics literature. One of the main current research directions in vehicle dynamics and control is to enhance the understanding of characteristics of driver-vehicle systems. However, no efforts have been attempted in the literature to derive a new mathematical formulation for the 'critical speed' in the context of driver-vehicle systems, in order to capture the contributions of human driver properties, apart from the vehicle properties. This study derives two alternative analytical formulations for the 'critical speed' in driver-vehicle systems using two different simplified driver-vehicle system models. These two new formulations for the 'critical speed' are a function of vehicle/tire parameters as well as human driver model parameters, such as driver preview time, delay time, and control gain. Simulation analyses are then conducted to evaluate and demonstrate the effectiveness of the derived 'critical speed' formulations, compared with the results from a relatively more comprehensive driver-vehicle system model. It is further demonstrated that one of the formulations derived could also be able to predict the system instability or 'critical speed' for neutral-or under-steered vehicles, in driver-vehicle systems, apart from that for over-steered vehicles.",
author = "Craig West and Dongpu Cao",
year = "2013",
month = oct
doi = "10.1109/SMC.2013.708",
language = "English",
pages = "4155--4160",
note = "2013 IEEE International Conference on Systems, Man and Cybernetics (IEEE SMC2013) ; Conference date: 13-10-2013 Through 16-10-2013",

}

RIS

TY - CONF

T1 - Defining ‘critical speed’ in driver-vehicle systems

AU - West, Craig

AU - Cao, Dongpu

PY - 2013/10

Y1 - 2013/10

N2 - The definition, formulation, and importance of vehicle 'critical speed' have been well documented in the vehicle dynamics literature. One of the main current research directions in vehicle dynamics and control is to enhance the understanding of characteristics of driver-vehicle systems. However, no efforts have been attempted in the literature to derive a new mathematical formulation for the 'critical speed' in the context of driver-vehicle systems, in order to capture the contributions of human driver properties, apart from the vehicle properties. This study derives two alternative analytical formulations for the 'critical speed' in driver-vehicle systems using two different simplified driver-vehicle system models. These two new formulations for the 'critical speed' are a function of vehicle/tire parameters as well as human driver model parameters, such as driver preview time, delay time, and control gain. Simulation analyses are then conducted to evaluate and demonstrate the effectiveness of the derived 'critical speed' formulations, compared with the results from a relatively more comprehensive driver-vehicle system model. It is further demonstrated that one of the formulations derived could also be able to predict the system instability or 'critical speed' for neutral-or under-steered vehicles, in driver-vehicle systems, apart from that for over-steered vehicles.

AB - The definition, formulation, and importance of vehicle 'critical speed' have been well documented in the vehicle dynamics literature. One of the main current research directions in vehicle dynamics and control is to enhance the understanding of characteristics of driver-vehicle systems. However, no efforts have been attempted in the literature to derive a new mathematical formulation for the 'critical speed' in the context of driver-vehicle systems, in order to capture the contributions of human driver properties, apart from the vehicle properties. This study derives two alternative analytical formulations for the 'critical speed' in driver-vehicle systems using two different simplified driver-vehicle system models. These two new formulations for the 'critical speed' are a function of vehicle/tire parameters as well as human driver model parameters, such as driver preview time, delay time, and control gain. Simulation analyses are then conducted to evaluate and demonstrate the effectiveness of the derived 'critical speed' formulations, compared with the results from a relatively more comprehensive driver-vehicle system model. It is further demonstrated that one of the formulations derived could also be able to predict the system instability or 'critical speed' for neutral-or under-steered vehicles, in driver-vehicle systems, apart from that for over-steered vehicles.

U2 - 10.1109/SMC.2013.708

DO - 10.1109/SMC.2013.708

M3 - Conference paper

SP - 4155

EP - 4160

T2 - 2013 IEEE International Conference on Systems, Man and Cybernetics (IEEE SMC2013)

Y2 - 13 October 2013 through 16 October 2013

ER -