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Luc Girardin

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Related publications (42)

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Systematic Integration of Energy-Optimal Buildings With District Networks

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

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

SCCER JA-RED - Detailed evaluation of the grid operation bottlenecks and load shifting potential for the reference system - Deliverable 1.2.2

Luc Girardin, Paul Michael Stadler, Luise Middelhauve, Jordan Holweger, Lionel Benjamin Bloch

Based on the analysis of the reference case, models developed at the PVLAB-EPFL and IPESEEPFL have been valued and improved to assess the impact of distributed generation and ancillary services on REel demonstrator. The models are used to evaluate solution ...

2019

Key Performance Indicators for Decision Making in Building Energy Systems

François Maréchal, Luc Girardin, Luise Middelhauve, Alessio Santecchia

Policy makers and energy operator have the responsibility to select indicators for their mission to lead the renewable energy transition ensuring energy independence and security of supply in the context of decarbonisation of the energy mix and and/or nucl ...

2020

AIDRES Final Report, Methodology and results for EU industrial production routes in 2030 and 2050 (D3.1), Supporting document to the EU industrial plants database

Luc Girardin

The objective of the AIDRES database is to support the EU-27's long-term goal of achieving a fully integrated industrial strategy. It serves as a valuable resource for the European Commission and industries, offering insights into the effectiveness, effici ...

European Commission, Directorate-General for Energy2023

SCCER-FURIES - Design of Sizes for Buildings Energy Systems as a Function of the Grid Evolution - Deliverable 1.4.1a

Luc Girardin, Paul Michael Stadler, Luise Middelhauve, Jordan Holweger, Lionel Benjamin Bloch, Hervé Tommasi

The increasing use of renewable energy is a deep going trend mainly supported by the sustained annual growth rate of solar photovoltaic, wind power and biogases. The expansion and evolution of the distribution grids is therefore a key issue to ensure a sec ...

2018

Safety issues of a CO2-based System in NEST

François Maréchal, Luc Girardin, Samuel Henchoz

This study addresses the safety issue for the realization of a CO2 heat distribution system in the NEST research and innovation building. It is based on consideration around the concept of CO2 network developed at LENI/IPESE-EPFL and takes advantage from t ...

IPSE-EPFL Valais-Wallis2016

IntegrCiTy - D4.1 Report - Key performance indicator models of integrated urban energy systems

Luc Girardin

This report provides a selection of relevant energy, environmental and economic key performance indicators to support scenario analysis and decision-making process of the IntegrCity platform. The selected indicators have been identified from standards, nor ...

2016

Investment Planning Methodology for Complex Urban Energy Systems Applied to a Hospital Site

Bastien Maxence Bornand, François Maréchal, Luc Girardin, Jean-Loup Sylvain Robineau, Francesca Belfiore

Industrial process integration based on mixed integer linear programming has been used for decades to design and improve industrial processes. The technique has later been extended to solve multi-period and multi-scale problems for the design of urban ener ...

2020

Feasibility study of a CO2-based system in NEST

François Maréchal, Luc Girardin, Raluca-Ancuta Suciu

The NEST building laboratory of Empa and Eawag is a modular research and innovation demonstrator where new technologies, materials and systems are tested, researched, honed and validated in realistic conditions. In the NEST concept, only the supporting str ...

Industrial Process and Energy Systems Engineering Group, EPFL Valais Wallis2017

Potential of Photovoltaic Panels on Building Envelopes for Decentralized District Energy Systems

François Maréchal, Luc Girardin, Francesco Baldi, Luise Middelhauve

The expected increase of the penetration of distributed renewable energy technologies into the electricity grid is expected to lead to major challenges. As a main stakeholder, authorities often lack the appropriate tools to frame and encourage the transiti ...

2021

On the use of process integration techniques to generate optimal steam cycle configurations for the power plant industry

François Maréchal, Luc Girardin, Raffaele Bolliger

The integration of steam cycles in the power plant industry aims at optimizing the conversion of the available heat into mechanical power. The proposed method uses process integration techniques and a multi-objective optimisation procedure to generate opti ...

Aidic Servizi Srl, Via Giuseppe Colombo 81/A, Milano, Mi 20133, Italy2009

SCCER JA-RED - A list of possible ancillary services for enhanced grid operation and implementation of the most effective ones at the RE demo site - Deliverable 1.2.3

Luc Girardin, Luise Middelhauve, Jordan Holweger, Lionel Benjamin Bloch

There is a need by distribution system operators and power suppliers to propose ancillary services to enhanced grid operation allowing the optimal deployment of photovoltaic panels, cogeneration technologies and distributed storage. This deliverable theref ...

2020

Solar Potential Assessment on Roofs of Urban Areas and its Integration

François Maréchal, Luc Girardin, Jakob Moritz Fabian Rager

This article integrates solar potential in a given urban area for the competing technologies of Photovoltaic and thermal collectors. On an urban level, scalable from several buildings to whole cities, the authors examine the possibility of solar power inte ...

2010

A GIS-based Methodology for the Evaluation of Integrated Energy Systems in Urban Area

Luc Girardin

Following the pioneering work "Tokyo Half Project" promoted by the Alliance for Global Sustainability (AGS), a geographical information system has been developed to model the energy requirements of urban areas. The purpose of this platform is to model with ...

EPFL2012

A trustworthy reinforcement learning framework for autonomous control of a large-scale complex heating system: Simulation and field implementation

François Maréchal, Luc Girardin, Amirreza Heidari

Traditional control approaches heavily rely on hard-coded expert knowledge, complicating the development of optimal control solutions as system complexity increases. Deep Reinforcement Learning (DRL) offers a selflearning control solution, proving advantag ...

Elsevier BV2025

Clustering Urban Areas for Optimizing the Design and the Operation of District Energy Systems

François Maréchal, Luc Girardin, Samira Fazlollahi

Elsevier2014

Methodology for the design of industrial hydrogen networks and the optimal placement of purification units using multi-objective optimisation techniques

François Maréchal, Luc Girardin

Elsevier2006

ENERGIS : A Geographical information based system for the evaluation of integrated energy conversion systems in urban areas

François Maréchal, Daniel Favrat, Luc Girardin, Matthias Dubuis

Following the pioneering work of the AGS Tokyo half project, a geographical information system has been developed to model the energy requirements of an urban area. The purpose of the platform is to model with sufficient detail the energy services requirem ...

2008

How Smart is the Grid?

François Maréchal, Luc Girardin, Ermanno Lo Cascio

Ancient Romans called urbs the set of buildings and infrastructures, and civitas the Roman citizens. Today instead, while the society is surfing the digital tsunami, urbs and civitas tend to become much closer, almost merging, that we might attempt to cond ...

2021

Energy integration of industrial sites with heat exchange restrictions

François Maréchal, Luc Girardin, Helen Carla Becker

Elsevier2010