Development and application of an indoor air quality audit to an air-conditioned building in Singapore.

Good indoor air quality (IAQ) enhances occupant health, comfort and workplace productivity. This issue has become more critical in a country like Singapore that has no other natural resources except manpower. In addition, Singapore is located in the tropical region with a hot and humid climate and a large number of the buildings are served by air-conditioning and mechanical ventilation (ACMV) systems to maintain a thermally comfortable indoor environment. The provision of a thermally comfortable indoor environment for the occupants is only one aspect in achieving better indoor air quality.

Key world energy statistics from the IEA. 1999 Edition.

Pocket sized summary of key energy data. Contains timely, clearly presented data on the supply, transformation and consumption of all major energy sources.

Air sealing houses to control intruders.

             

Remodelling how-to's. The ways of weather stripping.

                     

A recessed can of worms.

                  

Habitat building lessons.

Habitat for Humanity affiliates and other low-cost builders can achieve annual space conditioning costs of less than $250 per year through inexpensive envelope measures and equipment 'downsizing.

Home performance contractors.

                    

DG XII programme: retrofitting of museums for antiquities in the Mediterranean countries.

This project has studied a selection of 16 typical museums for antiquities in five Mediterranean countries and was partly funded by the JOULE III of the European Commission DG XII. Through an elaborate analysis and complete refurbishment of the Archaeological Museum of Delphi, the programme has provided an example for an innovative museum design based on present-day know-how.

Thermal and ventilation modelling of large highly-glazed spaces.

Highly-glazed spaces are attractive in many ways (solar heating, aesthetics, etc.), however, their thermal behaviour remains difficult to predict. In such spaces, the assumptions or methods generally used in building thermal simulation tools - e.g. homogeneous air temperature in the room, simplified calculations of radiative heat transfer between walls, absence of airflow modelling within the room - do not seem appropriate. We have developed a new model (AIRGLAZE) to improve the prediction of the thermal behaviour of large highly glazed spaces.

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