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François Maréchal

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Related publications (432)

Page 6 of 22

Comparison of regression techniques for generating surrogate models to predict the thermodynamic behavior of biomass gasification systems

François Maréchal, Daniel Alexander Florez Orrego, Julia Granacher, Meire Ellen Gorete Ribeiro Domingos, Marie Jane Francine Jones

Biomass resources can play an important role in the energy transition, being a dynamic feedstock that can be transformed either into solid, liquid or gaseous fuels. The biomass gasification is a versatile way to convert wastes into energy. In this work, th ...

Elsevier2023

Assessment of Carbon Capture Technologies for Waste-to-Energy System

François Maréchal, Shivom Sharma, Rafael Amorim Leandro De Castro Amoedo

Municipal solid waste is a mixture of urban and industrial waste, consisting of biodegradable fractions, such as food waste, waste wood or paper, but also fossil-based fractions, among which plastics, textiles, metals, glass and aluminum. Depending on the ...

Elsevier2022

Identification of optimal operating strategy of direct air-cooling condenser for Rankine cycle based power plants

François Maréchal, Ligang Wang

Direct air-cooling condenser has attracted significant attention in the last decade due to the employment of Rankine-cycle based power plants from renewable (e.g., concentrated solar) or traditional (e.g., coal) heat sources in water-scarce areas. The opti ...

2018

Experiments and modeling of solid oxide co-electrolysis: Occurrence of CO2 electrolysis and safe operating conditions

François Maréchal

Solid Oxide Electrolysis Cell (SOEC) has attracted considerable attention for its potential scalability and high energy conversion efficiency. It is capable of electrolyzing both H2O and CO2 simultaneously, generating syngas that can be further synthesized ...

2024

Heat demand estimation for different building types at regional scale considering building parameters and urban topography

François Maréchal, Nils Christian Schüler, Jessen Page, Alexandre Suzanne Jean-Marie Bertrand

This study aims towards an improved estimation of annual heat demand of the building stock for an entire region. This requires the holistic representation of aspects influencing the heat demand of buildings, namely their geometry, fabric, users and surroun ...

Elsevier2015

Sustainable One-Pot Production and Scale-Up of the New Platform Chemical Diformylxylose (DFX) from Agricultural Biomass

François Maréchal, Jeremy Luterbacher, Marie Jane Francine Jones

The large-scale production of platform chemicals from biomass requires efficient, cost-effective, and sustainable methods. Here, we present three one-pot synthesis routes for producing diformylxylose (DFX), a sugar-based solvent and platform chemical, usin ...

2024

Appendix - A modelling framework for assessing the impact of green mobility technologies on energy systems

François Maréchal, Jonas Schnidrig, Tuong-Van Nguyen, Xiang Li

A successful decarbonisation of the European Union, coupled with a high integration of renewable energy and ambitious targets for energy efficiency, can only be reached with a significant contribution from the transportation sector. It currently represents ...

2021

A method for taking into account seasonal storage in a district energy system optimisation problem

François Maréchal, Jessen Page, Jean-Loup Sylvain Robineau

In this work, a method for taking into account seasonal storage in an energy optimisation problem is developed. A master-slave optimisation procedure is applied, in which the master optimisation is an evolutionary algorithm, while the slave optimisation is ...

2016

OsmoseLua – An Integrated Approach to Energy Systems Integration with LCIA and GIS

François Maréchal, Maziar Kermani, Min-Jung Yoo, Lindsay Dianne Lessard

In this paper, we present our recent work on the implementation of an Energy Systems Integration platform allowing the modeling of Energy Systems integrating LCI (Life Cycle Inventory), LCIA (Life Cycle Impact Assessment) and GIS (Geographical Information ...

Elsevier2015

Integration of solid oxide fuel cells in cruise ship energy systems

François Maréchal, Ligang Wang, Francesco Baldi

The growing trend of the cruise ship industry, together with increasing concerns over its impact on the environment, makes these ships a much relevant target for the efforts toward increasing ship energy efficiency, thus ultimately reducing fuel consumptio ...

2018

Pilot studies on optimizing land use, building density and solar electricity generation in dense urban settings

François Maréchal, Shanshan Hsieh

Previous studies have identified links between the urban form and the performance of urban energy systems. Land use and density are two important aspects of urban planning and design. This paper studies the relationship between these aspects and the perfor ...

UNIV POLITECNICA VALENCIA2018

Bottom-up method for potential estimation of energy saving measures

François Maréchal, Ivan Daniel Kantor, Anna Sophia Wallerand

Technology and energy saving potentials in the industrial sector are key data that policy-makers rely on to drive decision-making. A literature review reveals a distinct discrepancy between general potential estimation and detailed design studies. The form ...

Elsevier2019

Towards a sustainable supply chain on plastic waste management : a multi-criteria optimization approach

François Maréchal, Ivan Daniel Kantor, Rafael Amorim Leandro De Castro Amoedo

Municipal solid waste and waste plastics are currently perceived as an environmental threat. Thermovalorization and recycling are the primary technologies used for disposal, with re- searchers and practitioners advocating for one or the other, but far from ...

2021

Trade-off designs of power-to-methane systems via solid-oxide electrolyzer and the application to biogas upgrading

François Maréchal, Jan Van Herle, Stefan Diethelm, Ligang Wang, Guillaume Jeanmonod

Solid-oxide electrolyzer based power-to-methane is promising for large-scale energy storage as well as biogas upgrading by efficiently converting intermittent renewable power and CO2 (e.g., in biogas) into synthetic methane. Either air or pure oxygen can b ...

2019

Efficient, affordable, carbon-neutral power: Advanced solid oxide fuel cell-electrolyzer system

François Maréchal, Jan Van Herle, Shivom Sharma, Xinyi Wei

The alarming increase in atmospheric carbon dioxide levels, primarily attributed to human-induced fossil fuel combustion for power generation, underscores the urgency for sustainable solutions. The solid oxide fuel cell (SOFC) is a promising candidate for ...

2025

Thermo-economic optimization of a combined cooling, heating and power system based on small-scale compressed air energy storage

François Maréchal, Ligang Wang

Energy storage systems are important for dealing with the fluctuation of renewable energies in course of their increasing penetration into the energy market. Small-scale compressed air energy storage (CAES) with artificial air vessels can improve the suppl ...

Elsevier2016

Techno-economic and environmental analysis of methanol and dimethyl ether production from syngas in a kraft pulp process

François Maréchal, Daniel Alexander Florez Orrego

The conventional configuration of a pulp mill, in which black liquor is concentrated and burnt, is compared to the upgrading gasification routes for methanol (MeOH) or dimethyl ether (DME) co-production. To this end, various exergy-based and environmental ...

PERGAMON-ELSEVIER SCIENCE LTD2022

Life cycle assessment integration into energy system models: An application for Power-to-Methane in the EU

François Maréchal, Victor Codina Gironès

As the EU energy system transitions to low carbon, the technology choices should consider a broader set of criteria. The use of Life Cycle Assessment (LCA) prevents burden shift across life cycle stages or impact categories, while the use of Energy System ...

2020

Potential of hydrothermal black liquor gasification integrated in pulp production plant

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

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

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