Methods for calculations of key parameters of the pipes of dry powder extinguishing systems, such as diameters of pipes, pressure losses through pipes, areas of pressure relieving openings of protected zones, etc.
研究了干粉灭火系统管道的管径、管道压力损失和防护区泄压口面积等关键参数的计算方法,给出了干粉输送管道管径、管道压力损失和防护区泄压口面积的计算公式。
With an introduction of the need to establish the automatic fire entinguishing system in subway,this paper analyzes the features of subway equipment fire compares in detail the extinguishing fire medium,the inert gas,the water mist and HFC-227ea automatic fire extinguishing system used presently for subway project.
介绍了地铁设置自动灭火系统的必要性,分析了地铁设备的火灾特征。
fixed dry chemical system
固定式干粉灭火系统
Design for Hanging Pressure-accumulated Super Fine Dry Powder Fire-distinguishing System without Pipe Networks
无管网悬挂式贮压超细干粉灭火系统设计
combined smoke and powder extinguishing system
烟雾干粉联用灭火系统
combined dry chemical foam extinguishing system
干粉泡沫联用灭火系统
automatic dry pipe sprinkler system
干式自动喷水灭火系统
Metal Guard Powder
金属卫兵干粉灭火火剂
The Design of Distributed Signal Feedback System for Automatic Pulse Dry Chemical Fire Extinguishing Equipment
分布式脉冲干粉自动灭火信号反馈系统设计与实现
cartridge-operated dry chemical fire extinguisher
贮气瓶式干粉灭火器
ammonium phosphate powder extinguishing agent
磷酸铵盐干粉灭火剂
dry chemical automatic type extinguisher
化学干粉（自动式）灭火器
dry powder type (gas expelled) extinguisher
干粉（气体排放式）灭火器
dry powder (stored pressure) extinguisher
干粉（贮压式）灭火器
dry powder continuous foam fire extinguisher
连续式干粉泡沫灭火器
hanged powder extinguishing equipment
悬挂式干粉灭火装置
wall powder extinguishing equipment
壁挂式干粉灭火装置
alternate sprinkler system
干湿两用喷水灭火系统的期间充水
combined dry pipe and preaction sprinkler system
干管预作用喷水灭火系统
gas smothering system in cargo hold
货舱惰气灭火系统货舱气体灭火系统