The hydraulic calculation of perforated outlet pipe of secondary sedimentation thank has been presented in this paper.
主要介绍了二次沉淀池淹没式穿孔出水管的水力计算方法。
The local resistance coefficient of the perforated wall and the fixed fins are determined as well as the resistance of single—blind outlet, which is the substitution of the perforated wall if needed.
实验测定了多孔砖墙与固定格栅的局部阻力系数，同时也测定了可替代多孔砖墙的单层百叶的局部阻力系数。
Compared with the ordinary header, the experimental results show that staggered perforated plate header greatly improves the distribution of outlet flow and outlet temperature.
通过实验与工业用基本型封头对比，结果表明错排孔板型封头能够明显地改善换热器出口截面流量和温度分布的不均匀性。
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