Cooperative energy management of electrified vehicles on hilly roads

Hovgard, Mattias, 1993 (författare): Chalmers tekniska högskola,Chalmers University of Technology

Jonsson, Oscar (författare): Chalmers tekniska högskola,Chalmers University of Technology

Murgovski, Nikolce, 1980 (författare): Chalmers tekniska högskola,Chalmers University of Technology

Fredriksson, Jonas, 1972 (författare): Chalmers tekniska högskola,Chalmers University of Technology

(creator_code:org_t)

Elsevier BV, 2018
2018
Engelska.
Ingår i: Control Engineering Practice. - : Elsevier BV. - 0967-0661. ; 73, s. 66-78

Relaterad länk:: https://doi.org/10.1...; visa fler...; https://research.cha...; visa färre...

Abstract Ämnesord

Stäng

This paper presents a control strategy and an assessment study for the potential of minimizing fuel consumption of electrified and/or conventional vehicles driving in a hilly terrain. The main idea is to minimize the amount of energy wasted on air resistance and mechanical braking. The former is achieved by having the vehicles drive close to each other. The latter is achieved by either allowing the speed to vary and thereby reduce braking, or by using the electric machine to brake and convert kinetic energy to electric energy that is stored in the battery. We propose a control strategy that is separated into two control layers. One layer optimizes vehicle velocity and battery state of charge using convex optimization, and the other optimizes gear and engine on/off state trajectories using dynamic programming. The control strategy is then applied to several test cases, in order to evaluate the reduction in fuel consumption due to platooning, optimal battery usage and optimal velocity control in a hilly terrain.

Av författaren/redakt...: Hovgard, Mattias ...; Jonsson, Oscar; Murgovski, Nikol ...; Sanfridson, Mart ...; Fredriksson, Jon ...

Om ämnet

TEKNIK OCH TEKNOLOGIER: TEKNIK OCH TEKNO ...; och Maskinteknik; och Energiteknik

TEKNIK OCH TEKNOLOGIER: TEKNIK OCH TEKNO ...; och Elektroteknik oc ...; och Reglerteknik

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