TY JOUR TI A MODEL OF COOLING A FLAT SURFACE WITH AN IMPACT JET OF EXTINGUISHING AGENT IN CASE OF A FIRE KW impact jet KW vertical steel tank KW VST KW heat transfer coefficient KW criterion equation KW Froude criterion JO MONITORING AND EXPERTISE IN SAFETY SYSTEM AU Kuzmin, A.A. AU Permyakov, A.A. AU Romanov, N.N. PY 2025 IS 2025 PB Saint-Petersburg University of State Fire Service of Emercom of Russia