Analysis of Abnormal Detection Data of Fire Accident in Power Cable Tunnel and Field Test Study on Characteristic Parameters of Tunnel Fire
Introduction In recent years, the cable utilization rate in the core area of megacities has reached 100%. Cables of multiple transmission circuits in key areas are laid in the same tunnel. If one cable is on fire, other lines will be directly exposed to the fire. Even flame-retardant cables will produce insulation deterioration and breakdown […]