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Efficiency Improvement for Vehicle Powertrains Using Energy Integration Techniques

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L'hybridation, catalyseur de mixité fonctionnelle et sociale pour le quartier de Grosselin

A Genève, comme dans de nombreuses métropoles, la problématique de la gestion des bureaux vacants est primordiale et se traduit par de nombreuses surfaces de travail qui ne trouvent pas (ou plus) preneur. Alors que la ville ne cesse de se densifier, il par ...

2020

3D design and optimization of heat exchanger network for solid oxide fuel cell-gas turbine in hybrid electric vehicles

François Maréchal, Shivom Sharma, Federico Tanozzi

The development of electric vehicles is considered as one of the sustainable way in the automotive industry to reduce greenhouse gases emissions and to allow transportation sector to comply with environmental targets required in present and future years. D ...

PERGAMON-ELSEVIER SCIENCE LTD2019

This paper presents the formulation of a new methodology to design adaptive structures. This design method synthesises structuralconfigurations that are optimum hybrids between a passive and an active structure. An optimisation scheme searches for an optim ...

2019

Model-based economic analysis of electrification in railway - Understanding the impact of track, operations, and uncertainties

Michel Bierlaire, Nikola Obrenovic, Florian Mueller

This paper presents results on the impact of different tracks on the economic viability of track electrification for regional railway. Since regional railway still heavily relies on pollutive diesel propulsion systems, track electrification can be key to r ...

2019

Efficiency improvement on a cruise ship: Load allocation optimization

Francesco Baldi, Maria Alessandra Ancona

Last years have been characterized by a worldwide increasing attention towards the reduction of fuel consumption and carbon dioxide emissions. Several industrial fields, as well as the civil and residential sector, have introduced innovative approaches for ...

2018

Methodology for efficient use of thermal energy in the chemical and petrochemical industry

Elfie Marie Méchaussie

The current European energy regulation, aligned with the European Union energy strategy and targets for the next decade, requires large industrial companies to regularly assess their energy performance and implement energy efficiency improvement measures. ...

EPFL2018

Energy Integration On Multi-Periods For Vehicle Thermal Powertrains

François Maréchal, Zlatina Kirilova Dimitrova

Internal combustion engines are the most applied energy converters in passenger cars. In order to increase their efficiency, energy integration techniques are used to recover waste heat. An adapted methodology is required to design the organic Rankine cycl ...

Wiley-Blackwell2017

The internal combustion engines are the most applied energy converters in the passenger cars. In order to increase their efficiency, energy integration techniques are used to recover the waste heat. An adapted methodology is required to design the Organic ...

2017

Combined Exergy Analysis and Energy Integration for the Optimization of Nitrogen Fertilizer Plants

François Maréchal, Daniel Alexander Florez Orrego, Shivom Sharma

Modern ammonia production plants are equipped with efficient energy integration networks able to recover an important fraction of the enthalpy of reaction released by the exothermic chemical systems. However, to fully supply the exergy demands of the highl ...

University of San Diego2017