Articles with "ratio variation" as a keyword



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Effects of ratio variation in substrate and micro porous layer penetration on polymer exchange membrane fuel cell performance

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Published in 2021 at "International Journal of Hydrogen Energy"

DOI: 10.1016/j.ijhydene.2021.03.029

Abstract: Abstract A gas diffusion layer (GDL) facilitates the diffusion of reactant gas and the discharge of the generated water. The GDL performs various functions, such as conducting heat and electrons generated by electrochemical reactions and… read more here.

Keywords: performance; ratio variation; effects ratio; layer ... See more keywords
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Half toroidal continuously variable transmission: Trade-off between dynamics of ratio variation and efficiency

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Published in 2017 at "Mechanism and Machine Theory"

DOI: 10.1016/j.mechmachtheory.2016.09.013

Abstract: This paper investigates the trade-off between efficiency and dynamics of CVT's. Energy efficiently varying the speed ratio of the CVT while maintaining the dynamic requirements is of primordial importance to fully utilize the advantages of… read more here.

Keywords: ratio variation; half toroidal; efficiency; trade ... See more keywords
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A comparison of the full and half toroidal continuously variable transmissions in terms of dynamics of ratio variation and efficiency

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Published in 2018 at "Mechanism and Machine Theory"

DOI: 10.1016/j.mechmachtheory.2017.10.026

Abstract: The full and half toroidal CVT have been the subject for many research papers. The efficiency and behavior in steady state of both topologies has already been discussed in detail but until now no special… read more here.

Keywords: variation; half toroidal; ratio variation; full half ... See more keywords