Publications by Laurent Deschamps

Virtual Tours as Effective Complement to Building Information Models in Computer-Aided Facility Management Using Internet of Things

Laurent Deschamps, Sebastian Duque Mahecha, Sergi Aguacil Moreno

This study investigates the integration of Building Information Models (BIMs) and Virtual Tour (VT) environments in the Architecture, Engineering and Construction (AEC) industry, focusing on Computer-Aided Facility Management (CAFM), Computerized Maintenan ...

MDPI AG2024

Virtual reality enabled building-data management through the combination of a fully integrated IFC-BIM model and an IoT-based building management system

Laurent Deschamps, Jean-Philippe Bacher, Sebastian Duque Mahecha, Sergi Aguacil Moreno, Alexandre Denis Stoll

Professionals involved in building construction and monitoring increasingly implement new practices made available by Building Information Modelling (BIM), Virtual Reality (VR) and the Internet of Things (IoT). In spite of numerous efforts, most methods in ...

2021

Texture mapping and IFC material retrievement for virtual reality applications

Laurent Deschamps, Sebastian Duque Mahecha, Sergi Aguacil Moreno, Alexandre Denis Stoll

Most current software support the Industry Foundation Classes (IFC) transfer of Building Information Models (BIMs) to applications enabling Virtual Reality (VR) navigation (BuildingSMART, 2020; Kiviniemi, Tarandi, Karlshøj, Bell, and Karud, 2008; Poljanšek ...

2021

Self-commissioning glare-based control system for integrated venetian blind and electric lighting

Laurent Deschamps, Jean-Louis Scartezzini, Ali Motamed

Rule-based control logics have proven to be efficient for automation of shading and lighting systems. However, successful commissioning of these systems for multiple stores non-residential buildings, regardless of the control logic, requires time-consuming ...

2020

Mobile Urban Micrometeorological Monitoring (MUMiM)

Laurent Deschamps, Pierre Loesch, Jean-Louis Scartezzini, Paul Becquelin, Silvia Coccolo, Dasaraden Mauree

To understand the urban environment from a meteorological perspective in order to design better and more sustainable neighbourhoods, an open-source and low-cost meteorological device was developed and tested at the Ecole Polytechnique Fédérale de Lausanne ...

2019

Eight-month experimental study of energy impact of integrated control of sun shading and lighting system based on HDR vision sensor

Laurent Deschamps, Jean-Louis Scartezzini, Ali Motamed

2019

Lighting control system

Laurent Deschamps, Jean-Louis Scartezzini, Ali Motamed

In a control unit (8) for a lighting control system, wherein the control unit (8) is configured to calculate output values based on input values and the output values include control commands for a lighting installation (4, 6, 7.1, 7.2), the input values i ...

2018

On the integration of Non-Image-Forming effects of light on venetian blinds and electric lighting control

Laurent Deschamps, Jean-Louis Scartezzini, Ali Motamed, Marta Benedetti

Light induces important “Non-Image-Forming” (NIF) effects on human physiology and behavior, such as improvement of alertness, cognitive performance and mood. Considering these effects in office lighting can improve well-being and productivity of the occupa ...

Elsevier2017

Measurement of the impact of buildings on meteorological variables

Laurent Deschamps, Pierre Loesch, Jean-Louis Scartezzini, Paul Becquelin, Dasaraden Mauree

A meteorological tower was installed on the EPFL campus in a semi-urban environment for the high frequency monitoring of the micro-climate. This project was done in the larger framework of the measurement of the meteorological profiles and also a quantific ...

2017

On-site monitoring and subjective comfort assessment of a sun shadings and electric lighting controller based on novel High Dynamic Range vision sensors

Laurent Deschamps, Jean-Louis Scartezzini, Ali Motamed

Electric lighting is responsible of about one fifth of the electricity demand of buildings in Switzerland. Therein, integrated control of sun shadings and artificial lighting can mitigate the electricity demand while maintaining the user comfort and perfor ...

Elsevier2017

Improving local wind estimation for the automated control of blinds

Laurent Deschamps, Jean-Louis Scartezzini, Ali Motamed, Dasaraden Mauree

Blinds are usually installed on building façade to improve the visual and thermal comfort of the oc-cupants. They are now often linked to an automat-ed system that helps control the glare and decrease overheating. These automated systems are linked to a we ...

2017

Lighting control system

Laurent Deschamps, Jean-Louis Scartezzini, Ali Motamed

In a control unit (8) for a lighting control system, wherein the control unit (8) is configured to calculate output values based on input values and the output values include control commands for a lighting installation (4, 6, 7.1, 7.2), the input values i ...

2017

Toward an Integrated Platform for Energy Efficient Lighting Control of Non-Residential Buildings

Laurent Deschamps, Jean-Louis Scartezzini, Ali Motamed

Net energy import of Switzerland corresponds to about 13 BCHF (petroleum, uranium, etc.) each year. According to the energy perspective 2035 defined by Swiss Federal Office Energy, the energy import should be reduced to 7.3 BCHF. Meeting the goals defined ...

vdf Hochschulverlag AG ETH Zurich2016

A new device for dynamic luminance mapping and glare risk assessment in buildings

Laurent Deschamps, Jean-Louis Scartezzini, Apiparn Borisuit

High dynamic range imaging has been shown to be a reliable tool to assess luminance maps and glare risk probability in buildings. However, there are some limitations of image capturing time, especially when dealing with highly dynamic and contrasted daylig ...

Spie-Int Soc Optical Engineering2012