aeration tank

简明释义

曝气池

英英释义

例句

1.The design of the aeration tank is crucial for ensuring efficient oxygen transfer.

曝气池的设计对于确保有效的氧气传递至关重要。

2.The wastewater treatment facility uses an aeration tank to promote the growth of bacteria that break down organic matter.

污水处理厂使用曝气池来促进细菌的生长，以分解有机物。

3.During the maintenance check, we found that the aeration tank was not functioning properly.

在维护检查中，我们发现曝气池没有正常工作。

4.The aeration tank can help reduce the biochemical oxygen demand (BOD) of the effluent.

该曝气池可以帮助降低排放水的生化需氧量（BOD）。

5.Operators monitor the levels in the aeration tank to ensure optimal conditions for microbial activity.

操作员监测曝气池中的水位，以确保微生物活动的最佳条件。

作文

In the realm of wastewater treatment, the concept of an aeration tank plays a pivotal role. An aeration tank is a crucial component in the biological treatment process where microorganisms break down organic matter. This tank is designed to provide adequate oxygen to the bacteria responsible for decomposing waste. The process begins when wastewater enters the aeration tank, where it is mixed with air to create an optimal environment for these microorganisms. The introduction of air into the tank is essential as it facilitates aerobic digestion, a process that significantly reduces the levels of harmful pollutants in the water.The design of an aeration tank varies depending on the specific needs of a treatment facility, but generally, it includes features such as diffusers, mixers, and sometimes even baffles. Diffusers are used to introduce air into the tank, while mixers ensure that the wastewater is evenly distributed throughout the tank. This mixing action is vital because it prevents the sludge from settling at the bottom and promotes contact between the microorganisms and the organic material present in the wastewater.One of the primary advantages of using an aeration tank is its efficiency in reducing biochemical oxygen demand (BOD). BOD is a measure of the amount of oxygen that bacteria will consume while decomposing organic matter in water. High levels of BOD can lead to oxygen depletion in natural water bodies, which can harm aquatic life. By utilizing an aeration tank, treatment plants can significantly lower BOD levels, making the treated water safer for discharge into the environment.Moreover, the performance of an aeration tank can be influenced by various factors, including temperature, pH, and the concentration of organic matter. Operators must continuously monitor these parameters to ensure that the microorganisms remain active and effective. If conditions are not favorable, the efficiency of the aeration tank can diminish, leading to inadequate treatment of the wastewater.In addition to its primary function, an aeration tank also plays a role in nutrient removal, particularly nitrogen and phosphorus. These nutrients, if released in high concentrations into water bodies, can cause eutrophication, leading to excessive growth of algae and subsequent depletion of oxygen in the water. The biological processes occurring within an aeration tank can help mitigate these issues, promoting a healthier aquatic ecosystem.In conclusion, the aeration tank is an indispensable part of modern wastewater treatment systems. Its ability to facilitate the aerobic breakdown of organic materials not only helps in reducing pollution but also contributes to the overall health of our water resources. As we continue to face environmental challenges related to water quality, the importance of effective wastewater treatment facilities, particularly those that utilize aeration tanks, cannot be overstated. Continuous advancements in technology and management practices will further enhance the efficiency of these systems, ensuring that they meet the growing demands of our society while protecting our precious water resources.

在废水处理的领域中，“aeration tank”这一概念发挥着关键作用。aeration tank是生物处理过程中一个重要的组成部分，在这里微生物分解有机物。这个水箱的设计旨在为负责分解废物的细菌提供足够的氧气。这个过程始于废水进入aeration tank，在这里它与空气混合，以创造出适合这些微生物的最佳环境。向水箱引入空气至关重要，因为它促进了好氧消化，这一过程显著降低了水中有害污染物的水平。aeration tank的设计因处理设施的具体需求而异，但通常包括扩散器、搅拌器，有时还有挡板。扩散器用于将空气引入水箱，而搅拌器则确保废水在水箱中均匀分布。这种搅拌动作至关重要，因为它防止污泥沉积在底部，并促进微生物与废水中存在的有机物质之间的接触。使用aeration tank的主要优点之一是其在降低生化需氧量（BOD）方面的效率。BOD是衡量细菌在水中分解有机物时消耗的氧气量的指标。高BOD水平可能导致自然水体中的氧气耗竭，从而危害水生生命。通过利用aeration tank，处理厂可以显著降低BOD水平，使处理后的水更安全地排放到环境中。此外，aeration tank的性能可能受到多种因素的影响，包括温度、pH值和有机物浓度。操作员必须持续监测这些参数，以确保微生物保持活跃和有效。如果条件不利，aeration tank的效率可能会降低，导致废水处理不充分。除了其主要功能外，aeration tank在营养物质去除方面也发挥着作用，特别是氮和磷。这些营养物质如果以高浓度释放到水体中，可能会导致富营养化，导致藻类过度生长，随后水中氧气耗尽。在aeration tank内发生的生物过程可以帮助缓解这些问题，促进更健康的水生态系统。总之，aeration tank是现代废水处理系统不可或缺的一部分。它促进有机材料的好氧分解，不仅有助于减少污染，还促进我们水资源的整体健康。随着我们继续面临与水质相关的环境挑战，有效的废水处理设施，特别是那些利用aeration tanks的设施的重要性不容忽视。技术和管理实践的持续进步将进一步提高这些系统的效率，确保它们满足我们社会日益增长的需求，同时保护我们珍贵的水资源。