OS-27 室内環境中における微生物汚染の実態とその対策方法

概要

論文の詳細を見る
Outbreaks of microbial infections in public space have recently been the subject of social attention. This report, based on the results obtained by the surveys which authors have conducted until now. The main results are as follows. a) In office environment, airborne bacteria and fungus in return and fresh air were mostly filtered by an air filter, and indoor airborne bacteria and fungus concentrations satisfied 500 cfu/m^3 (bacteria) and 50 cfu/m^3 (fungus) of the AIJ standard, respectively; b) However, if an air conditioning system is not maintained appropriately, it will become a major source of indoor microbial contamination; c) About the waiting room in a hospital where many and unspecified persons occupy, a integrated control method of introducing the enough ventilation rate, installing a high efficiency air filter and applying a UVGI equipment, is required.
社団法人空気調和・衛生工学会の論文
2008-08-08