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Claude-Alain Roulet

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Publications associées (24)

Indoor air purification and ventilation systems sanitation with essential oils

Claude-Alain Roulet

Ventilation systems often host bacteria and fungi that may be dangerous for the health of exposed people. Essential oils are one means among others to prevent microbial development. Used as a basis for many traditional therapies, these odorant plant extrac ...

2006

Comfort and well-being in solar buildings - Results from a European Audit

Claude-Alain Roulet

Within the European research project HOPE, 97 apartment buildings and 67 office buildings - a large part of which designed to be energy-efficient - were investigated using checklists regarding building characteristics and guestionnaires addressed to the oc ...

2006

Tracer Gas Measurement of Airflow Rates in Spaces with Several Air-Handling Units, Recirculation, or Large Time Constants

Claude-Alain Roulet

Methods to measure airflow rates using tracer gas in single air handling units are well known. In some buildings however, in particular in Singapore, rooms are often ventilated with two or more units and present large recirculation rates. Large recirculati ...

2006

Architectural education for sustainable design - A proposal for improving indoor environment quality

Claude-Alain Roulet

Buildings should be comfortable and healthy. They are a shelter for their occupants and should not be a source of problems. The architect widely influences the indoor environment quality by his design,. Ensuring a good indoor environment through appropriat ...

2006

Multicriteria analysis of health, comfort and energy-efficiency of buildings

Claude-Alain Roulet, Niklaus Johner

In order to cope with sustainable development policy, buildings should be at least healthy, comfortable and energy efficient. Criteria for assessing individually the occupant's perceived health, the provided thermal, visual, acoustical comfort, the indoor ...

2005

Correlations between SBS, perceived comfort, energy use and other building characteristics in european office and residential buildings

Claude-Alain Roulet, Niklaus Johner

Within the European research project HOPE, 67 office buildings and 97 residential ones were investigated using checklists addressing the building characteristics and questionnaires to the occupants asking their perceived comfort (thermal visual, acoustical ...

2005

Assessment of health risks in buildings using health hazard algorithms

Claude-Alain Roulet, Carlo Peruzzo, Lee Ann Nicol

The EU project HOPE (Health Optimisation Protocol for Energy-efficient buildings) seeks to characterise those buildings that achieve good performance in both energy efficiency and occupant health and comfort. This project involved two stages of fieldwork: ...

2005

Sick Building Syndrome and Building Characteristics

Claude-Alain Roulet, Niklaus Johner

Within the European research project HOPE, 64 office buildings were audited regarding in-door environment quality and building characteristics. Of those buildings, two groups are se-lected: 21 buildings with low prevalence of the sick building syndrome, an ...

2005

Natural Ventilation Potential of Urban Buildings

Claude-Alain Roulet, Mario Germano

2005

Creating healthy and energy-efficient buildings: lessons learned from the Hope project

Claude-Alain Roulet

Within the European research project HOPE, 97 apartment buildings and 67 office buildings - of which approximately 75% have been designed to be energy-efficient, and half of them are indeed - were investigated using checklists addressing the building chara ...

2005

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Indoor air purification and ventilation systems sanitation with essential oils

Claude-Alain Roulet

2006

Comfort and well-being in solar buildings - Results from a European Audit

Claude-Alain Roulet

2006

Tracer Gas Measurement of Airflow Rates in Spaces with Several Air-Handling Units, Recirculation, or Large Time Constants

Claude-Alain Roulet

2006

Correlations between SBS, perceived comfort, energy use and other building characteristics in european office and residential buildings

Claude-Alain Roulet, Niklaus Johner

2005