tree-shaped duct

Through experiments and analysis, summed up the basic driving force of looped duct systems, and through the tree-shaped duct to do contrast, analysis the dynamic performance and energy consumption of looped duct.
通过实验及分析,总结了环状管网变风量送风系统的基本动力特性,并通过与枝状管网做对比,分析了环状管网动力性能及能耗的情况。