通风排烟风管及风口设计参数汇总.docx

通风排烟设计工具箱一、通风管道流量阻力表1、缩伸软管摩擦阻力表圆形风管v=2 m/sv=3 m/sv=4 m/sv=5 m/sv=6 m/s150127/0.43190/0.98254/1.8318/3.23381/4.46200226/0.32339/0.73452/1.30565/2.03678/2.92250353/0.26530/0.558707/1.04883/1.621060/2.33300509/0.21764/0.951018/1.621273/2.441521/3.582、镀锌板风管摩擦阻力表3矩型风管风量 (m /h)/ 摩擦阻力 (Pa)mmv=2m/sv=3 m/sv=4 m/sv=5 m/sv=6 m/s120x120104/0.61156/1.27207/2.15259/3.25311/14.57160x