Heat extraction in underground railway tunnels
1 April 2005 | By Alain Le Clech Head of Installation and Safety Committee, Metropolitan Railways Division, UITP
The Electrical Installations and Safety Systems Subcommittee of the UITP Metropolitan Railways Division has launched a study concerning ventilation and smoke extraction based on observations made regarding the production of heat in metro tunnels. It soon became apparent that it was possible to recover some of the heat dissipated in…