Research on the Fire Extinguishing Efficiency of Low-Pressure Water Mist in Urban Underground Utility Tunnel Cable Fires

• Published in: Fire (Basel, Switzerland) Vol. 6; no. 11; p. 433
• Main Authors: Jia, Boyan, Xia, Yanwei, Ning, Zhaoyu, Li, Bin, Zhang, Guowei, Zhang, Zhiwei
• Format: Journal Article
• Language: English
• Published: Basel MDPI AG 01.11.2023
• Subjects: cable fire; Cables; Cooling; cost effectiveness; Efficiency; Experiments; Extinguishing; fire extinguishing efficiency; Fire protection; Fires; Flow coefficients; internal temperature; Low pressure; low-pressure water mist; Mist; mists; Nozzle flow; Nozzles; Pipes; Pressure; Simulation; Stainless steel; System effectiveness; Thermocouples; Tunnel construction; Tunnels; Underground cables; Underground utilities; utility tunnel; China

Low-pressure water mist fire extinguishing systems are a cost-effective and highly reliable option for fire protection. However, they have not yet seen widespread use in urban underground utility tunnels. To validate the fire extinguishing effectiveness of the system in cable fires within urban util...