摘要
就地铁隧道通风系统中组合阀安全性问题进行初步探讨,针对国内外对组合阀不同的安全性要求进行分析和比较,指出设立组合阀耐火极限、高温正常工作时间。
The safety problem of combination valve in metro tunnel ventilation system is discussed. By comparing different safety requirements in both China and foreign countries on the combination valve, it is concluded that it is necessary to establish the following four indexes: FPR, normal working time with high temperature, leakage amount and fatigue intensity.
出处
《都市快轨交通》
2005年第2期72-76,共5页
Urban Rapid Rail Transit
