Indoor Air Quality in Brazilian Universities
نویسندگان
چکیده
منابع مشابه
Indoor Air Quality in Brazilian Universities
This study evaluated the indoor air quality in Brazilian universities by comparing thirty air-conditioned (AC) (n = 15) and naturally ventilated (NV) (n = 15) classrooms. The parameters of interest were indoor carbon dioxide (CO2), temperature, relative humidity (RH), wind speed, viable mold, and airborne dust levels. The NV rooms had larger concentration of mold than the AC rooms (1001.30 ± 12...
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The issues of indoor air quality are complex and can be directly influenced by a number of system and building parameters. There are no universal solutions for every problem since there are numerous potential contaminant sources. They may originate from indoors and have a direct impact on indoor environmental quality, or they may originate from outdoors and be transferred by a mechanical or nat...
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Complaints in modern buildings have been attributed to inadequate ventilation for the last 20 years. Few data exist to support this claim. In fact, few studies have actually looked at ventilation and complaints at the same time. These missing studies indicate a failure of three groups of professionals, physicians and health scientists, architects and engineers, and scientists knowledgeable in e...
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A qualitative assessment of indoors air quality is presented, by the use of an electronic nose consisting of a gas sensor array, a data acquisition system and a pattern recognition system. The gas sensors are sensitive to gases polluting the indoors air but they are sensitive to indoors temperature and humidity as well. The data acquisition system overtakes the sensors specific response and out...
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The next generation of conventional submarines will be submerged for several weeks, creating a need for regenerative air purification methods and new air monitoring instruments. Submarine air is a complex mixture of compounds, where the most obvious contaminant is metabolically produced carbon dioxide. Normal eight-hour occupational exposure limits are not applicable on a submarine, instead spe...
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ژورنال
عنوان ژورنال: International Journal of Environmental Research and Public Health
سال: 2014
ISSN: 1660-4601
DOI: 10.3390/ijerph110707081