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Information × Registration Number 0126U001150, R & D request Title Scientific substantiation of the requirements for fans with a backup manual drive for ventilation systems protective structures of civil protection Head Mykola V. Andriienko, Доктор наук з державного управління Registration Date 30-01-2026 Organization Institute of Scientific Research on Civil Protection of the National University of Civil Frotection of Ukraine popup.description1 Justification of the requirements for fans with a backup manual drive used in the for ventilation systems protective structures of civil protection, taking into account modern technical, operational and regulatory requirements, in order to ensure their effective and reliable performance under extreme conditions popup.nrat_date 2026-01-30 Close