Publications by Claude-Alain Roulet

Impact of traditional and modern building materials on the thermal behavior and energy consumption of a courtyard house in the hot and dry climate

In this work, we studied the thermal behavior of mono or multilayer walls of various compositions consisting of traditional and modern building materials, in order to identify those that provide good comfort and better energy conservation in conditioning c ...

Ios Press2014

Major mite allergen Der f 1 concentration is reduced in buildings with improved energy performance

Claude-Alain Roulet

Background: Environmental conditions play a crucial role in mite growth, and optimal environmental control is key in the prevention of airway inflammation in chronic allergic rhinoconjunctivitis or asthma. ...

2010

Explosion of energy demand for air cooling in summer: perspectives and solutions (EEDACS)

Claude-Alain Roulet, Philippe Renaud, Darren Robinson, Frédéric Haldi

The Swiss Federal Office of Energy has published directives in order to limit the increase of electrical energy consumption to a maximum of 5% in 2010 in comparison with 2000. To reach this goal, clear measures have to be taken regarding the installation a ...

EPFL2009

Diagnosing Sick Building Syndrome

Claude-Alain Roulet

2007

Multicriteria assessment of natural ventilation potential

Claude-Alain Roulet, Mario Germano

A method is proposed to assess the natural ventilation potential by taking into account the most comprehensive set of factors involved in natural ventilation. These factors are either driving forces, such as wind pressure and stack effect, or constraints, ...

2006

A comparative study of VOCs in Singapore and European office buildings

Claude-Alain Roulet

This study compares the characteristics of volatile organic compounds (VOCs) and the associated factors affecting them within European (EU) and Singapore buildings. Generally, concentrations of target VOCs determined in the two types of buildings were with ...

2006

Perceived health and comfort in relation to energy use and building characteristics

Claude-Alain Roulet, Niklaus Johner

Within the European research project Health Optimisation Protocol for Energy-efficient Building (HOPE), 96 apartment buildings and 64 office buildings (of which approximately 75% have been designed to be energy-efficient) were investigated. The building ch ...

2006

Relations between perceived indoor environment characteristics and well being of occupants at individual level

Claude-Alain Roulet

Within the European research project HOPE, 97 apartmentbuildings and 67 office buildings were investigated using checklists addressing the building characteristics and self-administered questionnaires to the occupants asking their perceived comfort (therma ...

2006

Multicriteria analysis of health, comfort and energy efficiency in buildings

Flourentzos Flourentzou, Claude-Alain Roulet

In order to comply with sustainable development policy, the minimum that buildings should achieve are a healthy, comfortable and energy-efficient environment. Criteria for individually assessing each of the many criteria are known: the occupant's perceived ...

2006

CEN Standards for Implementing the European Directive on Energy Performance of Buildings

Claude-Alain Roulet

The Energy Performance of Buildings Directive (EPBD) requires EU member states to establish a methodology for calculating the energy performance of buildings within a framework that includes the effect of active and passive solar systems as well as other c ...

2006