References of "Marique, Anne-Françoise"
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See detailPerspectives pour une transition durable des territoires périurbains.
Marique, Anne-Françoise ULg; Reiter, Sigrid ULg

in Journées Aperau : Aménager les métropoles. (2013, May)

L’article traite de la transition durable des territoires périurbains. Deux leviers d’action sont mobilisés à cette fin: (1) la forme urbaine et (2) la mobilité. Trois types de scénarios centrés sur une ... [more ▼]

L’article traite de la transition durable des territoires périurbains. Deux leviers d’action sont mobilisés à cette fin: (1) la forme urbaine et (2) la mobilité. Trois types de scénarios centrés sur une évolution du stock bâti existant sont modélisés et évalués (la rénovation énergétique, la densification et la démolition/reconstruction) de façon à répondre à deux questions : « comment intervenir dans les quartiers périurbains existants? » et « où intervenir? ». Ces simulations montrent que le renouvellement périurbain par densification des quartiers les mieux localisés permet de dépasser le clivage traditionnel entre les modèles de la « ville compacte » et de la « ville diffuse », en offrant de véritables opportunités pour la transition durable des territoires périurbains existants. Ces résultats théoriques, et appréhendés du seul point de vue énergétique, sont ensuite recadrés dans un contexte plus large pour mettre en évidence les opportunités, les limitations, les contraintes et la faisabilité de ces scénarios. [less ▲]

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See detailLe référentiel "quartiers durables"
Marique, Anne-Françoise ULg; Loiseau, Véronique ULg; Godard, Florence et al

Poster (2013, April 30)

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See detailUrban sprawl, commuting and travel energy consumption
Marique, Anne-Françoise ULg; Dujardin, Sébastien; Teller, Jacques ULg et al

in Proceedings of the Institution of Civil Engineers. Energy (2013), 166(1), 29-41

Commuting to and from dense urban centres is often believed to be more energy efficient than commuting from more suburban areas. However, quantitative evidence is lacking. In this context, this paper ... [more ▼]

Commuting to and from dense urban centres is often believed to be more energy efficient than commuting from more suburban areas. However, quantitative evidence is lacking. In this context, this paper investigates the interactions between the spatial structure of the territory and transport energy consumption for commuting. Based on empirical surveys carried out every 10 years in Belgium, a quantitative method was developed and applied to assess energy efficiency of home-to-work and home-to-school travels. Our main findings highlight that urban structure acts upon travel energy consumption for commuting and that major cities present low energy consumption. However, a local-scale approach is useful for refining these observations, and this approach highlights the existence of secondary suburban and rural cores that also are characterized by low transport energy consumption. In this respect, the distance from home to a destination is paramount, whereas the mode of transport used has a lower impact. The method is parameterised and reproducible in other territories. [less ▲]

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See detailLa transition des territoires périurbains vers un modèle plus durable : perspectives pour le renouvellement périurbain.
Marique, Anne-Françoise ULg; Reiter, Sigrid ULg

in Van Ypersele, Jean-Pascal; Hudon, Marek (Eds.) 1er Congrès interdisciplinaire du Développement Durable : Quelle transition pour nos sociétés ? Thème 3 : Logement et Aménagement du territoire. Recueil. (2013, February)

L’article aborde la question du recyclage des quartiers périurbains existants sous l'angle énergétique. Deux leviers d’actions sont mobilisés à cet effet : la forme urbaine, qui est étudiée en ... [more ▼]

L’article aborde la question du recyclage des quartiers périurbains existants sous l'angle énergétique. Deux leviers d’actions sont mobilisés à cet effet : la forme urbaine, qui est étudiée en complémentarité de l’échelle du bâtiment individuel, et la mobilité, car l’étalement urbain est entretenu et favorisé, en grande partie par la dépendance à la voiture individuelle. Deux indicateurs principaux (les besoins de chauffage de différents types de formes périurbaines et un indice de performance des déplacements) sont développés et discutés pour mettre en évidence les scénarios de renouvellement les plus adaptés et répondre à deux questions : « comment intervenir dans les quartiers périurbains existants ? » et « où intervenir ? ». Des pistes concrètes visant à l’opérationnalisation d’un « renouvellement périurbain » plus durable sont ensuite proposées. [less ▲]

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See detailMéthodologie d'évaluation énergétique des quartiers périurbains. Perspectives pour le renouvellement périurbain wallon.
Marique, Anne-Françoise ULg

Doctoral thesis (2013)

The process of urban sprawl, which commonly describes physically expanding urban areas, is a major issue for sustainable development. Urban sprawl is known to represent a significant contribution to the ... [more ▼]

The process of urban sprawl, which commonly describes physically expanding urban areas, is a major issue for sustainable development. Urban sprawl is known to represent a significant contribution to the overall energy consumption of a territory for energy needs in buildings and for transportation. In this context, the thesis focuses on the energy assessment of existing suburban neighborhoods. The assessment includes two parts: (1) a computational approach combining dynamic simulation tools and a database of building typologies to determine the energy consumed in heating and (2) an empirical approach to assess the energy consumed by transportation systems (home-to-work and home-to-school journeys). The links between the spatial structure of the territory and energy use for commuting are highlighted. Several renewal strategies are proposed to improve energy efficiency in existing suburban neighborhoods. There investigate the thermal retrofitting of existing neighborhoods, the built density and demolition/reconstruction processes together with the location of the neighborhoods. Urban structure acts upon travel energy consumption for commuting. A good mix between work, schools and dwellings at the local scale, which allows reduced travel distances, is a good strategy to reduce transport energy consumption, whereas means of transport used is only of little impact. Student travel behaviors are specific to the level of education and the type of neighborhood. Finally, the thesis discusses the practical implications of the research to operationalize a suburban renewal that articulates energy efficiency of buildings and neighborhoods but also energy efficiency of the urban structure. [less ▲]

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See detailAbandonner sa 4 façades?
Marique, Anne-Françoise ULg

Article for general public (2013)

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See detailToward a Sustainable Energy transition in the Built Environment
Reiter, Sigrid ULg; Marique, Anne-Françoise ULg

in Reiter, Sigrid (Ed.) Energy Consumption : Impacts of Human Activity, Current and Future Challenges, Environmental and Socio-economic Effects (2013)

The world is undergoing the largest wave of urban growth in history. In the actual context of growing interests in environmental issues, uban areas are known to present high potentialities in terms of ... [more ▼]

The world is undergoing the largest wave of urban growth in history. In the actual context of growing interests in environmental issues, uban areas are known to present high potentialities in terms of energy reduction. However, existing models and regulation often adopt the perspective of the individual building as an autonomous entity, and neglect the importance of phenomena linked to larger scales, while decisions made at the neighbourhood and the city scales have important consequences on the performance of individual buildings, on the transport habits of the inhabitants and on the potential mutualisation of renewable energy production. This chapter examines strategies toward a sustainable energy transition in the built environment. The chapter summarizes and put into perspectives findings from numerous studies that have investigated parameters influencing energy consumption of the built environment including location, urban form, density, mix use, mobility patterns, buildings insulation, energy mix and inhabitants’ behaviours. This chapter contributes to the important area of understanding how to facilitate a sustainable transition in the built environment through urban and suburban renewal. [less ▲]

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See detailImpacts of occupant behaviours on residential heating consumption for detached houses in a temperate climate of the northern part of Europe
de Meester, Tatiana; Marique, Anne-Françoise ULg; De Herde, André et al

in Energy & Buildings (2013), 57

The occupants' behaviour has a great influence on the energy demand, management and consumption of a building. This paper investigates the influence of three parameters related to human behaviour through ... [more ▼]

The occupants' behaviour has a great influence on the energy demand, management and consumption of a building. This paper investigates the influence of three parameters related to human behaviour through their modes of occupations (based on family size, management of the heating system and management of the heated area) on the housing heating loads of a standard dwelling in Belgium. Seven levels of insulation were tested: no insulation, two intermediate levels corresponding to 3 and 6 cm of insulation, the current standard for new buildings in Belgium, the low energy standard, the very low energy standard and the passive house standard. Multi-zone simulations were performed with a dynamic thermal simulation software. The impact of occupants' lifestyle and the interactions between occupation modes and insulation levels are highlighted. These results prove that the more the building is insulated, the more the lifestyle proportionally influences the heating loads. One important strategy for reducing heating consumption during the whole life cycle of the building is adapting the size of the house and its occupation modes to the evolution of family size. However, insulation is paramount, and increasing the insulation of the house provides generally better results than merely adapting the occupation mode. [less ▲]

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See detailImpacts of occupant behaviours on residential heating consumption for detached houses in a temperate climate of the northern part of Europe
de Meester, Tatiana; Marique, Anne-Françoise ULg; De Herde, André et al

in Energy & Buildings (2013), 57

The occupants' behaviour has a great influence on the energy demand, management and consumption of a building. This paper investigates the influence of three parameters related to human behaviour through ... [more ▼]

The occupants' behaviour has a great influence on the energy demand, management and consumption of a building. This paper investigates the influence of three parameters related to human behaviour through their modes of occupations (based on family size, management of the heating system and management of the heated area) on the housing heating loads of a standard dwelling in Belgium. Seven levels of insulation were tested: no insulation, two intermediate levels corresponding to 3 and 6 cm of insulation, the current standard for new buildings in Belgium, the low energy standard, the very low energy standard and the passive house standard. Multi-zone simulations were performed with a dynamic thermal simulation software. The impact of occupants' lifestyle and the interactions between occupation modes and insulation levels are highlighted. These results prove that the more the building is insulated, the more the lifestyle proportionally influences the heating loads. One important strategy for reducing heating consumption during the whole life cycle of the building is adapting the size of the house and its occupation modes to the evolution of family size. However, insulation is paramount, and increasing the insulation of the house provides generally better results than merely adapting the occupation mode. [less ▲]

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See detailSchool commuting: the relationship between energy consumption and urban form
Marique, Anne-Françoise ULg; Dujardin, Sébastien; Teller, Jacques ULg et al

in Journal of Transport Geography (2013), 26

A large amount of research in the past has focused on the relationships between the energy consumption for home-to-work travels and land-use patterns. However, little is known about children's mobility ... [more ▼]

A large amount of research in the past has focused on the relationships between the energy consumption for home-to-work travels and land-use patterns. However, little is known about children's mobility. This paper analyses the energy consumption, travel distances and modechoices for school commuting based on two decennial surveys in Belgium. The results highlight the following: (1) Mobility behaviours have evolved drastically over the past decades for school commuting, an evolution that cannot be entirely related to land-use variables. (2) The energy consumption for school commuting is strongly dependent upon the school level. (3) The links between land-use patterns and energy consumption for school commuting are different than those highlighted within the literature between urban forms and home-to-work commutes. The concentration of secondary schools and tertiary institutions in urban centres induces higher energy consumption rates, whereas the decentralisation of nursery and primary schools across the entire territory leads to very low local energy consumption and increased walking and cycling. These results provide a better understanding of school commuting within the European context and could guide future policies focused on transport energy consumption at the local scale. [less ▲]

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See detailAn online interactive tool for the energy assessment of residential buildings and transportation
Marique, Anne-Françoise ULg; de Meester, Tatiana; Reiter, Sigrid ULg

in Proceedings of PLEA 2012 (2012, November)

In the current context of increasing environmental awareness, energy efficiency is presented as a viable approach to the mitigation of climate change. In addition to public policies dealing with energy ... [more ▼]

In the current context of increasing environmental awareness, energy efficiency is presented as a viable approach to the mitigation of climate change. In addition to public policies dealing with energy efficiency, heightening public awareness on the impact of citizens’ lifestyles and behaviours is crucial and could quickly lead to significant reductions in the total energy consumption of a territory. This paper presents a new online interactive tool which enables citizens, local authorities and private developers (1) to assess energy consumption in the building and transportation sectors, at the individual and at the neighbourhood scales; (2) to compare them and (3) to find relevant and personalized hints to reduce their energy consumptions. Numerous methods and tools including a typological classification of buildings, thermal dynamic simulations, life-cycle assessments, statistical treatments of national censuses, etc. were used and combined to build the database used in the online interactive tool. This tool makes the main results of a scientific research accessible to a large non-specialized audience which is crucial in the scope of the sustainable development. Keywords: interactive tool, assessment methods, buildings, transportation, households, scientific popularization [less ▲]

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See detailDes territoires au projet : le projet de recherches SAFE
Marique, Anne-Françoise ULg; de Meester, Tatiana; De Herde, André et al

in Cahiers Nouveaux (Les) (2012), 82

Présentation des principaux résultats du projet de recherches SAFE (Suburban Areas Favoring Energy efficiency) qui traitait de l'évaluation énergétique des quartiers périurbains wallons (bâtiment ... [more ▼]

Présentation des principaux résultats du projet de recherches SAFE (Suburban Areas Favoring Energy efficiency) qui traitait de l'évaluation énergétique des quartiers périurbains wallons (bâtiment + transport). [less ▲]

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See detailPrésentation des résultats de la recherche SAFE
Reiter, Sigrid ULg; Marique, Anne-Françoise ULg; de Meester, Tatiana

Conference given outside the academic context (2012)

Présentation des résultats de la recherche SAFE et d'un outil interactif permettant à différentes catégories d'utilisateurs d'estimer les consommations d'énergie relatives à leur logement et à leur ... [more ▼]

Présentation des résultats de la recherche SAFE et d'un outil interactif permettant à différentes catégories d'utilisateurs d'estimer les consommations d'énergie relatives à leur logement et à leur déplacements, à les comparer et à trouver des pistes concrètes d'amélioration. [less ▲]

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See detailConception architecturale et développement durable. Atelier LL55.
Reiter, Sigrid ULg; Marique, Anne-Françoise ULg

Conference given outside the academic context (2012)

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See detailA method for evaluating transport energy consumption in suburban areas
Marique, Anne-Françoise ULg; Reiter, Sigrid ULg

in Environmental Impact Assessment Review (2012), 33

Urban sprawl is a major issue for sustainable development. It represents a significant contribution to energy consumption of a territory especially due to transportation requirements. However, transport ... [more ▼]

Urban sprawl is a major issue for sustainable development. It represents a significant contribution to energy consumption of a territory especially due to transportation requirements. However, transport energy consumption is rarely taken into account when the sustainability of suburban structures is studied. In this context, the paper presents a method to estimate transport energy consumption in residential suburban areas. The study aimed, on this basis, at highlighting the most efficient strategies needed to promote awareness and to give practical hints on how to reduce transport energy consumption linked to urban sprawl in existing and future suburban neighborhoods. The method uses data collected by using empirical surveys and GIS. An application of this method is presented concerning the comparison of four suburban districts located in Belgium to demonstrate the advantages of the approach. The influence of several parameters, such as distance to work places and services, use of public transport and performance of the vehicles, are then discussed to allow a range of different development situations to be explored. The results of the case studies highlight that travelled distances, and thus a good mix between activities at the living area scale, are of primordial importance for the energy performance, whereas means of transport used is only of little impact. Improving the performance of the vehicles and favoring home-work give also significant energy savings. The method can be used when planning new areas or retrofitting existing ones, as well as promoting more sustainable life styles regarding transport habits. [less ▲]

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See detailSuburban areas favoring energy efficiency (SAFE) : Rapport scientifique et technique final.
Marique, Anne-Françoise ULg; de Meester, Tatiana; De Herde, André et al

Report (2012)

Rapport de recherches final présentant les résultats du projet de recherches SAFE (2009-2012). Le projet de recherches SAFE portait sur l'évaluation énergétique des quartiers périurbains existants dans le ... [more ▼]

Rapport de recherches final présentant les résultats du projet de recherches SAFE (2009-2012). Le projet de recherches SAFE portait sur l'évaluation énergétique des quartiers périurbains existants dans le but d'en améliorer l'efficience énergétique par le développement de nouveaux modes de conception et de planification des tissus périurbains. L'objectif concret de ce projet de recherche est d'offrir un outil informatique interactif, accessible sur le web (www.safe-energie.be), qui permette d'évaluer l'efficience énergétique des lotissements wallons existants et de comparer différentes stratégies de renouvellement périurbain. Cet outil est destiné à l'ensemble des acteurs du processus de conception, réalisation et rénovation du milieu urbain. L'outil informatique développé estl'aboutissement d'une recherche de pointe basée sur la modélisation énergétique de quartiers périurbains à l'aide de simulations du microclimat urbain (logiciel de CFD, etc), de simulations dynamiques des consommations énergétiques des bâtiments pendant leur utilisation et de simulations énergétiques des fragments urbains sur l'ensemble de leur cycle de vie (intégrant l'évaluation énergétique des bâtiments, du transport et des réseaux d'énergie). [less ▲]

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See detailCombining Territorial Data With Thermal Simulations to Improve Energy Management of Suburban Areas
Marique, Anne-Françoise ULg; Petel, Maud; Hamdi, Asma et al

in Proceedings of GEOProcessing 2012 (2012, January)

Urban sprawl has been identified as a major issue for sustainable development. Energy consumption in suburban buildings, in particular, is a widespread issue because detached types of houses require ... [more ▼]

Urban sprawl has been identified as a major issue for sustainable development. Energy consumption in suburban buildings, in particular, is a widespread issue because detached types of houses require significantly more energy to be heated than more compact urban forms. Energy efficiency is often presented as a viable approach to the mitigation of climate change, but research and studies mainly contend with individual buildings and do not address this issue at larger territorial scales or for a whole building stock. In this respect, this paper first presents a morphological definition of urban sprawl. This definition uses territorial and cadastral data available for the Walloon region of Belgium. Using this definition, a suburban type classification adapted to thermal studies is drawn up. A representative block of each type is selected to model energy use and to determine the total energy consumption of the whole suburban building stock. An application is then presented concerning a comparison of potential energy savings associated with several renovation strategies. The results of this exercise are presented and highlight the benefits of combining Geographic Information Systems (GIS) tools, territorial data and thermal simulations for the efficient energy management of suburban areas at the scale of the whole building stock. [less ▲]

Detailed reference viewed: 39 (13 ULg)