Seventh, dehumidifying the air in summer to a relative humidity not exceeding 55 per cent. Sixth, humidifying the air in winter to a relative humidity of at least 20-25 per cent. Third, introduction of enough fresh air from the outside atmosphere.įifth, cooling of the air in summer below the outside atmosphere. Second, circulation of the air at low velocity and with proper diffusion to prevent draughts and maintain *a uniform temperature and humidity at all parts of the inhabited space. Complete air-conditioning provides the following services.įirst, filtration of the air both in winter and summer to remove dust. Frequently, the systems installed in office buildings provide control during both seasons. Such air is filtered free of foreign material.Ĭonditioning air for human comfort may also be divided into two main sections - winter and summer. The system is therefore designed to produce air of predetermined temperature and moisture content and to keep it so despite all external influences. It has been found that there is an optimum condition of temperature and humidity at which the processing of different materials may be carried out with the minimum of wastage and the maximum of goods of specification quality. Выполните подготовленный перевод с листа ( Мешков-Лэмберт)Īir-conditioning is the bringing of air in a building to a desired temperature, purity, and humidity throughout the year to maintain healthy and comfortable atmosphere.Īir-conditioning may be divided into two main sections: *one for the processing of materials in industry the other for human comfort. Read and translate the text using the vocabulary
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