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François Maréchal

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Related publications (437)

Incorporating Location Aspects in Process Integration Methodology

François Maréchal, Hür Ebuzer Bütün, Ivan Daniel Kantor

The large potential for waste resource and heat recovery in industry has been motivating research toward increasing efficiency. Process integration methods have proven to be effective tools in improving industrial sites while decreasing their resource and ...

2019

Next generation cogeneration system for industry - Combined heat and fuel plant using biomass resources

François Maréchal, Adriano Viana Ensinas, Ayse Dilan Celebi

The requirement for sustainable development has prompted the researchers to explore solutions for better utilization of renewable energy resources in the future. Biomass is a promising resource and it can be converted to multiple products and services incl ...

Elsevier2019

Biomass logistics and environmental impact modelling for sugar-ethanol production

François Maréchal

The goal of this paper is to evaluate the supply of sugarcane to mills and also the supply of green harvesting residues to second-generation ethanol plants under three different strategies: chopping, baling and integral harvesting. A dynamic model was deve ...

ELSEVIER SCI LTD2019

Design of a Pilot SOFC System for the Combined Production of Hydrogen and Electricity under Refueling Station Requirements

Stefan Diethelm, Jan Van Herle, François Maréchal, Maria del Mar Perez Fortes, Alberto Mian

The objective of the current work is to support the design of a pilot hydrogen and electricity producing plant that uses natural gas (or biomethane) as raw material, as a transition option towards a 100% renewable transportation system. The plant, with a s ...

2019

Wastewater management towards a sustainable future. Dairy production: a study case

François Maréchal, Hür Ebuzer Bütün, Anna Sophia Wallerand, Ivan Daniel Kantor, Rafael Amorim Leandro De Castro Amoedo

The increasing demand for heat, electricity, fuels and chemicals is pushing natural resources towards a non-reversible situation. Current solutions have to be adapted, and alternative (desirably sustainable) sources have to be found. With growth assured du ...

Institute of Thermal Technology, Silesian University of Technology2019

A Cogeneration System Based on Solid Oxide and Proton Exchange Membrane Fuel Cells With Hybrid Storage for Off-Grid Applications

François Maréchal, Maria del Mar Perez Fortes, Ligang Wang, Francesco Baldi

Solid oxide fuel cells (SOFC) have developed to a mature technology, able to achieve electrical efficiencies beyond 60%. This makes them particularly suitable for off-grid applications, where SOFCs can supply both electricity and heat at high efficiency. C ...

2019

An Optimisation Approach for Long-Term Industrial Investment Planning

François Maréchal, Hür Ebuzer Bütün, Ivan Daniel Kantor

The industrial sector has a large presence in world energy consumption and CO2 emissions, which has made it one of the focal points for energy and resource efficiency studies. However, large investments are required to retrofit existing industrial plants, ...

2019

EnergyScope TD: A novel open-source model for regional energy systems

François Maréchal, Stefano Moret

The transition towards more sustainable, fossil-free energy systems is interlinked with a high penetration of stochastic renewables, such as wind and solar. Integrating these new energy resources and technologies will lead to profound structural changes in ...

ELSEVIER SCI LTD2019

Balancing wind-power fluctuation via onsite storage under uncertainty: Power-to-hydrogen-to-power versus lithium battery

Jan Van Herle, François Maréchal, Ligang Wang, Yumeng Zhang

Imbalance costs caused by forecasting errors are considerable for grid-connected wind farms. In order to reduce such costs, two onsite storage technologies, i.e., power-to-hydrogen-to-power and lithium battery, are investigated considering 14 uncertain tec ...

2019

Potential of hydrothermal black liquor gasification integrated in pulp production plant

François Maréchal, Maziar Kermani, Ayse Dilan Celebi, Julia Granacher

Greenhouse gas emission mitigation is one of the main motivations for increasing the use of biomass in providing environmentally friendly value-added products. The pulp and paper industry is a promising sector for the integration of biorefinery pathways. A ...

Silesian University of Technology2019

Trade-off designs and comparative exergy evaluation of solid-oxide electrolyzer based power-to-methane plants

Jan Van Herle, François Maréchal, Ligang Wang

Solid-oxide electrolyzer (SOE) based power-to-methane (PtM) system can efficiently store surplus renewable power into synthesis natural gas by electrolysis and methanation. The system performance depends on the operating point of the electrolyzer and syste ...

2019

Exergetic, environmental and economic assessment of sugarcane first-generation biorefineries

François Maréchal, Daniel Alexander Florez Orrego

First generation ethanol (1G) contributes to the majority of the ethanol produced worldwide, predominantly centered on corn and sugarcane. Nevertheless, several issues are regularly highlighted concerning the long-term sustainability of this technology, in ...

2019

Systematic Integration of Energy-Optimal Buildings With District Networks

Luc Girardin, François Maréchal, Paul Michael Stadler, Raluca-Ancuta Suciu, Ivan Daniel Kantor

The residential sector accounts for a large share of worldwide energy consumption, yet is difficult to characterise, since consumption profiles depend on several factors from geographical location to individual building occupant behaviour. Given this diffi ...

2019

Power-to-methane via co-electrolysis of H2O and CO2: The effects of pressurized operation and internal methanation

Stefan Diethelm, Jan Van Herle, François Maréchal, Tzu-En Lin, Ligang Wang, Hanfei Zhang

This paper presents a model-based investigation to handle the fundamental issues for the design of co-electrolysis based power-to-methane at the levels of both the stack and system: the role of CO2 in co-electrolysis, the benefits of employing pressurized ...

2019

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

Optimal Design of Heat-Integrated Water Allocation Networks

François Maréchal, Maziar Kermani, Ivan Daniel Kantor

Industrial operations consume energy and water in large quantities without accounting for potential economic and environmental burdens on future generations. Consumption of energy (mainly in the form of high pressure steam) and water (in the form of proces ...

2019

Power-to-fuels via solid-oxide electrolyzer: Operating window and techno-economics

Stefan Diethelm, Jan Van Herle, François Maréchal, Tzu-En Lin, Ligang Wang

Power-to-fuel systems via solid-oxide electrolysis are promising for storing excess renewable electricity by efficient electrolysis of steam (or co-electrolysis of steam and CO2) into hydrogen (or syngas), which can be further converted into synthetic fuel ...

2019

The role of storage in the Swiss energy transition

François Maréchal, Stefano Moret, Xiang Li

The transition towards more sustainable, fossil-free energy systems is interlinked with a high penetration of stochastic renewables, such as wind and solar. In this context, energy storage technologies of different kinds - namely electrical, thermal and ch ...

2019

Comparative exergy and economic assessment of fossil and biomass-based routes for ammonia production

François Maréchal, Daniel Alexander Florez Orrego

The use of biomass gasification for partially or totally replacing methane in the integrated syngas and ammonia production plant is compared with the performance of the conventional route, typically based on steam methane reforming. However, by undertaking ...

Elsevier2019

Carbon Dioxide Capture From Internal Combustion Engine Exhaust Using Temperature Swing Adsorption

François Maréchal, Shivom Sharma

In order to reduce the CO2 emissions in the transportation sector, one can electrify the vehicle, switch to biofuel, or capture and store CO2 on board. In this study, integration of an on board CO2 capture and storage unit with an internal combustion engin ...

2019

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