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The 33rd AIVC and 2nd TightVent Conference - Optimising Ventilative Cooling and Airtightness for [Nearly] Zero-Energy Buildings, IAQ and Comfort,  was held in Copenhagen, Denmark, 10-11 October 2012.

Contains 61 papers. 

Volume content
Optimal sizing rules for natural, simple exhaust and mechanical residential ventilation systems

Sizing rules in residential ventilation standards lack uniformity in both methodology and resulting design flow rates. In order to investigate the best…

Jelle Laverge and Arnold Janssens
Construction and set-up of a full-scale experimental house for ventilation studies

This paper reports on the construction, experimental set up and infiltration characteristics of a purpose built full-scale experimental house. The building…

M. Plagmann, S. McNeil, M. Bassett
A survey of airtightness and ventilation rates in post 1994 NZ homes

The airtightness of 36 houses built since 1995 and across four cities in New Zealand (NZ) was measured. In a subset of 31 of these homes, the average…

S. McNeil, L. Quaglia, M. Bassett, G. Overton, M. Plagmann
Assessment of the airtightness and air exchange in polish dwellings – measurement experiences and problems met

Indoor environment quality in buildings strongly depends on the proper ventilation. Still a large amount of single- and multifamily buildings are equipped…

Joanna Ferdyn-Grygierek, Andrzej Baranowski
Numerical prediction of the air exchange in the museum premises equipped with natural ventilation systems

Ensuring a proper indoor environment in the museum exhibition rooms requires, among others, the achievement and maintenance of the proper air change rate.…

Andrzej Baranowski, Joanna Ferdyn-Grygierek
Overflow elements: Impacts on energy efficiency, indoor air quality and sound attenuation

When planning ventilation systems for energy efficient housing, an appropriate design of the overflow elements between rooms is important as it influences…

Gabriel Rojas Kopeinig, Mattias Rothbacher, Rainer Pfluger
Strategies for controlling thermal comfort in a Danish low energy building: System configuration and results from 2 years of measurements

The thermal comfort of the residential building Home for Life is investigated with a particular focus on the strategies used to achieve good thermal comfort…

Peter Foldbjerg, Amdi Worm, Thorbjørn Asmussen, and Lone Feifer
Airtightness of office and educational buildings in Sweden – Measurements and analyses

The airtightness of office and educational buildings influences energy use and thermal comfort. A leaky building is likely to have a high use of energy and…

Åke Blomsterberg, Stephen Burke
Long term monitoring of residential heat recovery ventilation with ground heat exchange

The monitoring of a demand controlled heat recovery ventilation system with ground heat exchange in a zero-energy building in Groenlo, The Netherlands,…

Bart Cremers
Influence of improvement of air-tightness on energy retrofit of social housing, a case study in a mediterranean climate

In Spain, the residential sector is the third principal source of energy consumption; many of these dwellings are obsolete and do not have optimal…

Jesica Fernández-Agüera, Rafael Suárez, Per Heiselberg
French policy for shelter-in-place: Airtightness measurements on indoor rooms

Accidental dispersion of toxic gas clouds may occur around industrial platforms or during hazardous materials transportation. In case of such a toxic risk,…

Gaëlle Guyot, Daniel Limoges, François-Rémi Carrié
Lessons learned on ventilation systems from the IAQ calculations on tight energy performant buildings

During the project QUAD-BBC, several ventilation systems have been studied in residential (individual house and collective dwellings) and non-residential (…

Xavier Boulanger, Laure Mouradian, Charles Pele, Pierre Yves Pamart, Anne-Marie Bernard
Assesment of performance of innovative ventilation systems: Use and limit of multicriteria analysis

Building sealing may affect the total air change by decreasing the leakages and question the ability for ventilation systems to reach their goal of…

Marc Jardinier, Laure Mouradian, Pierre-Yves Pamart, Charles Pele, Anne-Marie Bernard
Ventilated courtyard as a passive cooling strategy in the hot desert climate

Traditional architecture gives ideas to enrich modern architecture. In traditional architecture, local materials and renewable energy resources have been…

Mohamed Hssan Hassan
Air leakage of US homes: Regression analysis and improvements from retrofit

LBNL Residential Diagnostics Database (ResDB) contains blower door measurements and other diagnostic test results of homes in United States. Of these,…

Wanyu R. Chan, Jeffrey Joh, and Max H. Sherman
Transfer of ultrafine particles and air in multi-storey buildings

An emerging issue in Denmark is passive smoking in residential buildings where non-smokers are exposed to harmful smoke from their neighbours. There are…

Amalie Gunner, Siamak Rahimi Ardkapan, Alireza Afshari, Niels Christian Bergsøe
Demand specifying variables and current ventilation rate requirements with respect to the future use of VOC sensing for DCV control

Demand Controlled Ventilation (DCV) is a well established principle to provide a certain indoor environmental quality, defined both in the terms of air…

Jakub Kolarik
Airtightness and ventilation of new Estonian apartments constructed 2001-2010

The performance of ventilation and airtightness of the building envelope was studied in field measurements in recently constructed Estonian apartment…

Leena Paap, Alo Mikola, Teet-Andrus Kõiv, Targo Kalamees
Health and indoor air quality challenges

The quality of the air that we breathe inside our homes, offices, schools and other public or private buildings is an important determinant of healthy life…

Marie-Eve Héroux and Matthias Braubach
New developments in VOC sensing for DCV

The paper summarizes the activites undertaken by AppliedSensor within the European Clear-up project with respect to new developments in volatile organic…

Heiko Ulmer, Simone Herberger
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