closing valve

简明释义

隔断阀

英英释义

例句

1.If there is a leak, the first step is to turn the closing valve（关闭阀） to stop the flow.

如果有泄漏，第一步是将 closing valve（关闭阀）转动以停止流动。

2.During emergencies, quickly locate the closing valve（关闭阀） to prevent further damage.

在紧急情况下，快速找到 closing valve（关闭阀）以防止进一步损害。

3.Regular inspection of the closing valve（关闭阀） is essential for safety.

定期检查 closing valve（关闭阀）对于安全至关重要。

4.The technician is responsible for checking the closing valve（关闭阀） before performing maintenance.

技术人员在进行维护之前负责检查 closing valve（关闭阀）。

5.Before starting the machinery, ensure that the closing valve（关闭阀） is properly sealed.

在启动机器之前，请确保 closing valve（关闭阀）已正确密封。

作文

In the world of engineering and fluid dynamics, the term closing valve refers to a device that is used to control the flow of liquids or gases within a system. A closing valve can be found in various applications, from household plumbing to large industrial systems. Understanding how these valves operate is essential for anyone involved in maintenance or design of fluid systems.The primary function of a closing valve is to either allow or prevent the passage of fluid. When the valve is open, fluid flows freely; when it is closed, the flow is stopped. This simple yet critical mechanism plays a vital role in controlling pressure and maintaining safety within a system. For instance, in a water supply network, a closing valve can be employed to isolate sections of the pipeline for maintenance or repair without disrupting the entire system.There are several types of closing valves, including gate valves, globe valves, ball valves, and check valves. Each type has its own unique design and application. Gate valves are often used in situations where a straight-line flow of fluid and minimum restriction is desired. Globe valves, on the other hand, are designed for throttling flow, making them suitable for applications where flow regulation is necessary.Ball valves are favored for their quick operation and tight sealing capabilities. They are commonly used in applications where a rapid shut-off is required. Check valves, while not typically classified as closing valves in the traditional sense, play a crucial role in preventing backflow in piping systems, ensuring that fluids flow in one direction only.Proper installation and maintenance of closing valves are essential to ensure their effective operation. A poorly installed valve can lead to leaks, pressure drops, and even system failures. Regular inspections can help identify wear and tear, allowing for timely replacements or repairs. For example, a worn-out seal on a ball valve may result in leakage, which could compromise the integrity of the entire system.Moreover, understanding the specifications and limitations of a closing valve is crucial for engineers and technicians. Each valve is rated for specific pressure and temperature ranges, and exceeding these limits can lead to catastrophic failures. In high-pressure systems, the choice of materials for the valve body and seals becomes even more critical to ensure safety and longevity.In conclusion, the closing valve is an integral component in various fluid systems, playing a key role in flow control and system safety. Whether in residential plumbing, industrial processes, or municipal water supply, understanding the function and maintenance of closing valves is essential for anyone working with fluid dynamics. By ensuring that these valves are properly selected, installed, and maintained, we can enhance the efficiency and safety of our fluid systems, ultimately contributing to better engineering practices and safer environments for all.

在工程和流体动力学的世界中，术语closing valve指的是一种用于控制系统内液体或气体流动的装置。closing valve可以在各种应用中找到，从家庭管道到大型工业系统。理解这些阀门的操作对于任何参与流体系统维护或设计的人来说都是至关重要的。closing valve的主要功能是允许或阻止流体的通过。当阀门打开时，流体自由流动；当阀门关闭时，流动被停止。这种简单而关键的机制在控制压力和维护系统安全方面发挥着重要作用。例如，在供水网络中，可以使用closing valve来隔离管道的某些部分，以便进行维护或修理，而不会干扰整个系统。有几种类型的closing valves，包括闸阀、球阀、截止阀和止回阀。每种类型都有其独特的设计和应用。闸阀通常用于需要直线流动和最小阻力的情况。而截止阀则设计用于调节流量，使其适合需要流量调节的应用。球阀因其快速操作和严密密封能力而受到青睐。它们通常用于需要快速关闭的应用。止回阀虽然通常不被传统意义上归类为closing valves，但在防止管道系统回流方面发挥着至关重要的作用，确保流体仅朝一个方向流动。正确安装和维护closing valves对于确保其有效运行至关重要。安装不当的阀门可能导致泄漏、压力下降甚至系统故障。定期检查可以帮助识别磨损，及时进行更换或修理。例如，球阀上的密封件磨损可能导致泄漏，从而危及整个系统的完整性。此外，了解closing valve的规格和限制对工程师和技术人员至关重要。每个阀门都针对特定的压力和温度范围进行评级，超过这些限制可能导致灾难性故障。在高压系统中，阀门主体和密封件的材料选择变得更加关键，以确保安全和耐用。总之，closing valve是各种流体系统中的一个重要组成部分，在流量控制和系统安全中发挥着关键作用。无论是在住宅管道、工业过程还是市政供水中，理解closing valves的功能和维护对于任何与流体动力学打交道的人来说都是必不可少的。通过确保这些阀门得到正确选择、安装和维护，我们可以提高流体系统的效率和安全性，最终为更好的工程实践和更安全的环境做出贡献。