liquid-filled pressure vacuum breaker

简明释义

充液式压力真空安全装置

英英释义

例句

1.The plumber recommended installing a liquid-filled pressure vacuum breaker to prevent backflow in the irrigation system.

水管工建议在灌溉系统中安装一个液体充填压力真空断路器以防止回流。

2.The liquid-filled pressure vacuum breaker is essential for maintaining safe water pressure levels in commercial buildings.

在商业建筑中，液体充填压力真空断路器对于维持安全的水压水平至关重要。

3.During the inspection, we found that the liquid-filled pressure vacuum breaker was malfunctioning, leading to potential contamination.

在检查过程中，我们发现液体充填压力真空断路器出现故障，可能导致污染。

4.To comply with local regulations, every irrigation system must have a liquid-filled pressure vacuum breaker.

为遵守当地法规，每个灌溉系统必须配备一个液体充填压力真空断路器。

5.After replacing the old valve, the technician installed a new liquid-filled pressure vacuum breaker to ensure proper drainage.

更换旧阀门后，技术员安装了新的液体充填压力真空断路器以确保适当排水。

作文

In the world of plumbing and irrigation systems, maintaining proper pressure and preventing backflow is crucial for ensuring the safety and efficiency of water supply. One of the essential devices used in these applications is the liquid-filled pressure vacuum breaker. This device plays a vital role in protecting potable water supplies from contamination due to back siphonage. Understanding how a liquid-filled pressure vacuum breaker works can help both professionals and homeowners appreciate its importance in their plumbing systems.A liquid-filled pressure vacuum breaker is designed to automatically prevent backflow by utilizing a liquid-filled chamber that reacts to changes in pressure. When the system is under normal operating conditions, the device maintains a specific pressure level, allowing water to flow freely. However, if there is a sudden drop in pressure, such as during a water main break or when a faucet is opened suddenly, the liquid inside the chamber rises, creating a vacuum that effectively prevents contaminated water from flowing back into the clean water supply.The construction of a liquid-filled pressure vacuum breaker typically includes a valve, a liquid reservoir, and an air vent. The valve is responsible for controlling the flow of water, while the liquid reservoir contains a specific fluid that responds to pressure changes. The air vent allows air to enter the system when needed, ensuring that the device functions correctly. This design is crucial because it enables the breaker to react quickly to pressure fluctuations, thus safeguarding the water supply.One of the significant advantages of using a liquid-filled pressure vacuum breaker is its reliability. Unlike traditional mechanical devices, which can wear out over time and may require frequent maintenance, this type of breaker is less prone to failure due to its simple yet effective design. Additionally, the liquid-filled chamber ensures that the device remains operational even in extreme temperatures, making it suitable for various climates.Moreover, the installation of a liquid-filled pressure vacuum breaker is relatively straightforward, which is another reason for its widespread use in residential and commercial settings. Homeowners can easily incorporate this device into their irrigation systems or outdoor faucets to enhance safety and compliance with local plumbing codes. By doing so, they not only protect their water supply from potential contamination but also contribute to the overall health of the community.In conclusion, the liquid-filled pressure vacuum breaker is an indispensable component of modern plumbing systems. Its ability to prevent backflow and protect potable water supplies is critical in maintaining public health standards. As awareness grows about the importance of safe water practices, more people are likely to recognize the value of installing a liquid-filled pressure vacuum breaker in their homes and businesses. Understanding how this device operates and its benefits can empower individuals to make informed decisions about their plumbing systems, ultimately leading to safer and more efficient water usage.

在管道和灌溉系统的世界中，保持适当的压力和防止回流对确保水供应的安全性和效率至关重要。用于这些应用的基本设备之一是液体充填压力真空断路器。该设备在保护饮用水供应免受反向虹吸污染方面发挥着重要作用。了解液体充填压力真空断路器的工作原理可以帮助专业人员和房主认识到它在其管道系统中的重要性。液体充填压力真空断路器的设计旨在通过利用一个响应压力变化的液体充填腔体，自动防止回流。当系统处于正常操作条件下时，该设备保持特定的压力水平，允许水自由流动。然而，如果发生突然的压力下降，例如水管破裂或水龙头突然打开，腔体内的液体会上升，产生真空，有效防止污染水流回清洁水供应。液体充填压力真空断路器的结构通常包括一个阀门、一个液体储存器和一个通气孔。阀门负责控制水流，而液体储存器包含一种对压力变化做出反应的特定液体。通气孔在需要时允许空气进入系统，以确保设备正常运行。这个设计至关重要，因为它使得断路器能够迅速对压力波动做出反应，从而保护水供应。使用液体充填压力真空断路器的一个重大优势是其可靠性。与传统机械设备相比，后者可能随着时间的推移而磨损并可能需要频繁维护，这种类型的断路器由于其简单而有效的设计而不易发生故障。此外，液体充填腔确保该设备即使在极端温度下也能保持正常工作，使其适合各种气候条件。此外，安装液体充填压力真空断路器相对简单，这是其在住宅和商业环境中广泛使用的另一个原因。房主可以轻松地将该设备纳入其灌溉系统或户外水龙头中，以增强安全性并遵守当地的管道规范。通过这样做，他们不仅保护了自己的水供应免受潜在污染，还为整个社区的健康做出了贡献。总之，液体充填压力真空断路器是现代管道系统不可或缺的组成部分。它防止回流和保护饮用水供应的能力对于维护公共健康标准至关重要。随着人们对安全用水实践重要性的认识不断提高，越来越多的人可能会意识到在他们的家和企业中安装液体充填压力真空断路器的价值。理解该设备的操作方式及其好处可以使个人在管道系统中做出明智的决策，最终导致更安全和更高效的水使用。