%0 Journal Article %T Analysis of Devices for Autonomous Continuous Monitoring, Alerting and Elimination of Dangerous Gas Levels in Battery Rooms %A Agunov, A.V. %A Terehin, I.A. %A Fesak, D.I. %A Abishov, E.G. %A Baranov, I.A. %K Gas analyzers, hydrogen batteries, battery rooms, traction substations, continuous monitoring, digital railroad, automation, safety %J Proceedings of Petersburg Transport University %D 2023 %N 20 %P 4 %I FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"