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The 26th AIVC Conference, Ventilation in relation to the energy performance of buildings, was held in Brussels, Belgium, 21- 23 September 2005.

Contains 52 papers

Volume content
26th AIVC Conference "Ventilation in relation to the energy performance of buildings" (Book of Proceedings)

The book of proceedings from the 26th AIVC Conference  "Ventilation in relation to the energy performance of buildings", Brussels, Belgium, 21-23…

AIVC
Ventilation in relation to the energy performance of buildings

The 26th AIVC Annual Conference took place in Belgium at the Hotel Husa President Park, located in Brussels. Some 250 participants from 27…

AIVC
Indoor climate design for a monumental building with periodic high indoor moisture loads

The paper presents a study of the indoor climate of a monumental building with periodic high indoor moisture loads. Several scenarios of the past…

Van Schijndel A.W.M.
Development and validation of a model to calculate wind speeds in urban canyons

Studies on air circulation became of great importance in recent years, since are crucial for the energy consumption of buildings, for the pollutant…

Georgakis C., Santamouris M.
Probabilistic model PROMO for evaluation of air change rate distribution

The probabilistic model (PROMO) applied to the problem of air infiltration in low-rise buildings is presented. The PROMO model allows the estimation of the…

Pietrzyk K., Hagentoft C.E.
Modeling and control of livestock ventilation systems and indoor environments

The hybrid ventilation systems have been widely used for livestock barns to provide optimum indoor climate by controlling the ventilation rate and air flow…

Wu Z., Heiselberg P., Stoustrup J.
Comparative analysis of the energy impact of air infiltration for different ventilation systems

This work presents simulations results exploring the influence of the building air-tightness on the energy consumption of buildings for different hypothesis…

Voeltzel A., Carrié F.R.
Analysis of ventilation systems in high performance homes in cold climates

The performance of three different ventilation systems in cold climate homes is discussed. Comparisons are presented of monitored datasets by contrasting…

Walker C.E., Kosar D.
Use of the stairwell as a component of natural ventilation systems in residential buildings, comparison of technologies for the external envelope

The design and realisation of natural ventilation systems is an important research topic into the ability of buildings to respond to climatic conditions,…

Iannone F., Fiorito F.
Effect of moisture inertia models on the predicted indoor humidity in a room

This paper investigates the sensitivity of indoor humidity models to the numerical description of water vapour buffering in porous materials in the room.…

Janssens A., De Paepe M.
Numerical simulations of energy performance of a ventilation system controlled by relative humidity

High levels of indoor relative humidity are one of the main causes of moisture damage in buildings. That cause can be removed by an appropriate ventilation…

Woloszyn M., Shen J., Mordelet A., Brau J.
Uncertainty and sensitivity analysis to evaluate natural night ventilation design in an office building

Natural night ventilation is an energy efficient way to improve thermal summer comfort. Coupled thermal and ventilation simulation tools predict the…

Breesch H., Janssens A.
CFD analysis of the effect of self-regulating devices on the distribution of naturally supplied air

Thermal comfort in living rooms or bedrooms is among others determined by the spatial distribution of the supplied ventilation air. In this work, the…

De Neve J., denys S., Pieters J.G., Pollet I., Denul J.
Airtightness field measurement study of 123 new french dwellings with a simplified measuring device

Studies on buildings’ airtightness have shown that several issues can arise from uncontrolled airflow leakages in buildings (e.g., higher energy cost,…

Litvak A., Voeltzel A., Boulanger X., Markiewicz R., Royet B.G.
Performance evaluation of the hybrid ventilation system controlled by a pressure difference sensor

A hybrid ventilation system controlled by a pressure difference sensor was installed on a detached test house. Performance of this ventilation system was…

Yoshino H., Yun S., Nomura A.
Indoor environmental quality, energy usage and occupant perception in commercial office buildings

A multi-disciplinary study to comprehensively measure and analyze operational performance and indoor environmental conditions in a sample of typical,…

Novosel D., Stetzenbach L.D.
Natural ventilation - Some design considerations

Natural ventilation reduces energy consumption for fans and mechanical cooling and in mostcases gives occupants control over their office space. Further…

Seemi A., Siraj A.
Criteria to define limits for building airtightness. Airtightness of some Portuguese dwellings

The increasing concern on energy conservation in buildings and the increasing insulation level of buildings, lead to the introduction of limits for building…

Pinto A.
Assessment of improvement brought by humidity sensitive and hybrid ventilation/HR-Vent project

Introduced for the first time at 25th AIVC Conference in Prague in September 2004, the HR-Ventproject still delivers new rich teachings since its start in…

Savin J.L., Berthin S., Jardinier M.
Energy performance of earth-air heat exchanger in a Belgian office building

An earth-air heat exchanger (EAHX) has been implemented in a low-energy office building in Kortrijk,Belgium. An extensive monitoring campaign was conducted…

Janssens A., Steeman M., Desmedt J., Hoes H., De Paepe M.
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