aeration basin

简明释义

曝气池

英英释义

例句

1.During the inspection, we found that the aeration basin was functioning efficiently.

在检查中，我们发现曝气池运作良好。

2.The design of the aeration basin can significantly impact the overall efficiency of the treatment process.

曝气池的设计可以显著影响处理过程的整体效率。

3.An inadequate aeration basin can lead to poor treatment results and environmental issues.

不充分的曝气池可能导致处理效果差和环境问题。

4.Operators need to monitor the oxygen levels in the aeration basin regularly.

操作人员需要定期监测曝气池中的氧气水平。

5.The wastewater treatment facility uses an aeration basin to enhance the breakdown of organic matter.

污水处理厂使用曝气池来增强有机物的分解。

作文

The treatment of wastewater is a critical aspect of environmental management, ensuring that pollutants are removed before water is returned to natural bodies. One essential component in this process is the aeration basin. An aeration basin (曝气池) is a large tank designed to promote the mixing of wastewater with air, facilitating the biological breakdown of organic matter by microorganisms. This process is vital for reducing the biochemical oxygen demand (BOD) of the water, which is a measure of how much oxygen is consumed by bacteria while decomposing organic material in the water. In an aeration basin, air is introduced into the wastewater through diffusers or mechanical aerators. The introduction of air not only provides oxygen necessary for aerobic bacteria to thrive but also helps in keeping the solids suspended in the water column. This suspension is crucial because it allows the bacteria to come into contact with the organic matter, enhancing the degradation process. The design and operation of an aeration basin can significantly impact the efficiency of the wastewater treatment system.There are several types of aeration basins, including continuous flow systems and sequencing batch reactors (SBR). Continuous flow systems maintain a steady inflow of wastewater, while SBRs operate in batches, allowing for more control over the treatment process. Each type has its advantages and is selected based on the specific needs of the treatment facility and the characteristics of the wastewater being treated.The performance of an aeration basin can be influenced by various factors, including temperature, pH, and the concentration of organic material. For instance, warmer temperatures can enhance microbial activity, leading to faster decomposition rates. However, if the temperature becomes too high, it may negatively affect the microorganisms. Similarly, the pH level must be monitored, as extreme levels can inhibit bacterial growth. Furthermore, the design of the aeration basin must ensure adequate retention time for the wastewater. Retention time is the duration that wastewater spends in the basin, allowing sufficient time for the bacteria to break down organic matter effectively. If the retention time is too short, the treatment may be incomplete, resulting in higher levels of pollutants in the effluent.In addition to biological treatment, aeration basins also play a role in removing nutrients such as nitrogen and phosphorus. These nutrients, when discharged into water bodies, can lead to eutrophication, a process that causes excessive growth of algae and depletes oxygen in the water. By optimizing the conditions within the aeration basin, operators can enhance the removal of these nutrients, contributing to cleaner water and healthier ecosystems.In conclusion, the aeration basin is a fundamental component of modern wastewater treatment facilities. Its ability to support the biological degradation of organic matter and the removal of nutrients makes it indispensable in protecting our water resources. As technology advances, innovations in the design and operation of aeration basins will continue to improve the efficiency and effectiveness of wastewater treatment processes, ultimately benefiting both the environment and public health.

废水处理是环境管理的重要方面，确保在水返回自然水体之前去除污染物。在这个过程中，一个基本组成部分是aeration basin（曝气池）。aeration basin 是一个大型水槽，旨在促进废水与空气的混合，从而促进微生物对有机物质的生物降解。这个过程对于减少水的生化需氧量（BOD）至关重要，这是一种测量细菌在分解水中有机物质时消耗多少氧气的指标。在aeration basin 中，通过扩散器或机械曝气器将空气引入废水中。空气的引入不仅为好氧细菌提供必要的氧气，还帮助保持固体悬浮在水柱中。这种悬浮是至关重要的，因为它允许细菌与有机物质接触，从而增强降解过程。aeration basin 的设计和操作可以显著影响废水处理系统的效率。有几种类型的aeration basins，包括连续流动系统和序批反应器（SBR）。连续流动系统保持废水的稳定流入，而SBR以批次操作，允许对处理过程进行更好的控制。每种类型都有其优点，并根据处理设施的具体需求和待处理废水的特征进行选择。aeration basin 的性能可能会受到多种因素的影响，包括温度、pH值和有机物质的浓度。例如，较高的温度可以增强微生物的活性，从而加快降解速率。然而，如果温度过高，可能会对微生物产生负面影响。同样，必须监测pH值，因为极端水平可能抑制细菌的生长。此外，aeration basin 的设计必须确保废水的适当滞留时间。滞留时间是废水在池中停留的时间，允许足够的时间让细菌有效地分解有机物。如果滞留时间过短，处理可能不完整，导致出水中污染物水平较高。除了生物处理外，aeration basins 还在去除氮和磷等营养物质方面发挥作用。这些营养物质如果排放到水体中，会导致富营养化，这一过程会导致藻类过度生长并耗尽水中的氧气。通过优化aeration basin 内的条件，操作人员可以增强这些营养物质的去除，有助于更清洁的水和更健康的生态系统。总之，aeration basin 是现代废水处理设施的基本组成部分。它支持有机物质的生物降解和营养物质的去除，使其在保护我们的水资源中不可或缺。随着技术的进步，aeration basins 的设计和操作创新将继续提高废水处理过程的效率和有效性，最终惠及环境和公共健康。