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Cooling Tower Irrigator Layout with Allowances for Non-Uniformity of the Airflow Velocity Field

机译:冷却塔灌溉机布局,考虑到气流速度场的不均匀性

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This article covers the results of analysis of aerodynamic processes in the cooling tower irrigator and provides the approaches to optimal layout of preformed packing blocks (of the irrigator) developed based on these results. The analysis of the airflow velocity field in the cooling towers shows that the irrigation space can be broken down into the following zones: the peripheral zone of the cooling tower near the airblast windows, the zone near the cooling tower center, and the intermediate zone. Furthermore, the highest level of nonuniformity of the airflow velocity field in cooling towers is in the zone adjoining the tower's airblast windows. The proposed concept of the cooling tower irrigator's layout is made with allowances for the airflow velocity field characteristics in the cross-section of the irrigation space of the cooling tower. Based on this concept, we suggest that higher irrigator blocks should be placed in the zone of increased airflow consumption, which provides the possibility to enhance the hydraulic resistance and, respectively, decrease the gas flow velocity as well as to boost the efficiency of chilling the circulating water in the cooling tower. For this purpose, additional irrigator blocks can be of the same design as the main irrigator. As an option, it is possible to use blocks of the geometry and design other than the main irrigator block in the cooling tower.
机译:本文介绍了冷却塔灌溉机中空气动力学过程的分析结果,并提供了基于这些结果开发的(灌溉机)预成型填料块最佳布局的方法。对冷却塔中气流速度场的分析表明,灌溉空间可分为以下区域:靠近鼓风窗的冷却塔外围区域,靠近冷却塔中心的区域和中间区域。此外,冷却塔中气流速度场的最高不均匀度是在与冷却塔的鼓风窗相邻的区域中。提出的冷却塔灌溉器布局的概念是考虑到冷却塔灌溉空间横截面中的气流速度场特性。基于此概念,我们建议将较高的灌溉块放置在增加气流消耗的区域中,这有可能增强水力阻力,并分别降低气体流速以及提高冷却水的效率。在冷却塔中循环水。为此,附加的灌溉块可以与主灌溉器具有相同的设计。作为一种选择,除了冷却塔中的主灌溉模块外,还可以使用其他几何形状和设计的模块。

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