hand-operated valve

简明释义

手动阀

英英释义

例句

1.During the maintenance check, we found that the hand-operated valve was leaking.

在维护检查中，我们发现手动阀门有泄漏。

2.In case of an emergency, you can quickly shut off the gas supply with the hand-operated valve.

在紧急情况下，您可以通过手动阀门快速关闭燃气供应。

3.The technician adjusted the flow using the hand-operated valve to ensure optimal performance.

技术人员通过调整手动阀门来确保最佳性能。

4.Operators need to be trained on how to use the hand-operated valve safely.

操作员需要接受培训，以安全使用手动阀门。

5.The hand-operated valve allows for precise control over the water flow in the system.

这个手动阀门允许对系统中的水流进行精确控制。

作文

In various industrial applications, the importance of controlling fluid flow cannot be overstated. One of the most effective tools for achieving this control is the hand-operated valve. A hand-operated valve is a mechanical device that allows users to manually regulate the flow of liquids or gases through pipes. This type of valve is particularly useful in situations where precise control is necessary, as it enables operators to adjust the flow rate according to specific requirements. The design of a hand-operated valve typically includes a handle or lever that the operator can turn or pull to open or close the valve. This simple yet effective mechanism provides a direct way to manage the flow of substances in various systems, from water supply lines to chemical processing plants. The manual operation aspect is crucial, as it allows for immediate adjustments without the need for electrical power or complex automation systems.One of the key benefits of using a hand-operated valve is its reliability. Unlike automated valves that may fail due to electrical issues or software glitches, a hand-operated valve relies solely on mechanical components, making it less prone to malfunctions. This reliability is essential in critical applications, such as in emergency shut-off systems where quick action is needed to prevent accidents or spills.Moreover, hand-operated valves are often more cost-effective than their automated counterparts. For smaller operations or systems that do not require constant monitoring, investing in a hand-operated valve can save significant costs associated with installation and maintenance of automated systems. Additionally, they are easier to install and require less specialized knowledge to operate.However, there are some limitations to consider when using hand-operated valves. For instance, in large-scale operations where the flow needs to be adjusted frequently, manual operation can become impractical. In such cases, automated valves might be more suitable despite their higher costs. Furthermore, human error can also play a role in the operation of hand-operated valves, as incorrect adjustments can lead to overflows or insufficient flow rates.In conclusion, the hand-operated valve plays a significant role in fluid control across various industries. Its simplicity, reliability, and cost-effectiveness make it an excellent choice for many applications. While it may not be suitable for every scenario, understanding the function and advantages of a hand-operated valve can help operators make informed decisions about their fluid management systems. As industries continue to evolve, the hand-operated valve remains a fundamental component in ensuring safe and efficient operations.

在各种工业应用中，控制流体流动的重要性不容小觑。其中一个最有效的工具就是手动阀门。手动阀门是一种机械装置，使用户能够手动调节液体或气体通过管道的流动。这种类型的阀门在需要精确控制的情况下特别有用，因为它使操作员能够根据特定要求调整流量。手动阀门的设计通常包括一个手柄或杠杆，操作员可以转动或拉动这个手柄来打开或关闭阀门。这种简单而有效的机制提供了一种直接管理各种系统中物质流动的方法，从供水管线到化学加工厂。手动操作的特点至关重要，因为它允许立即进行调整，而无需电力或复杂的自动化系统。使用手动阀门的一个主要好处是其可靠性。与可能因电气问题或软件故障而失效的自动阀门不同，手动阀门完全依赖机械部件，使其不易发生故障。这种可靠性在关键应用中尤为重要，例如在紧急关闭系统中，需要迅速采取行动以防止事故或泄漏。此外，手动阀门通常比其自动化对应物更具成本效益。对于较小的操作或不需要频繁监控的系统，投资于手动阀门可以节省与自动系统的安装和维护相关的显著成本。此外，它们更容易安装，且操作所需的专业知识较少。然而，在使用手动阀门时也需要考虑一些局限性。例如，在需要频繁调整流量的大规模操作中，手动操作可能变得不切实际。在这种情况下，尽管自动阀门的成本较高，但可能更为合适。此外，人为错误也可能在手动阀门的操作中发挥作用，因为不正确的调整可能导致溢出或流量不足。总之，手动阀门在各个行业的流体控制中发挥着重要作用。它的简单性、可靠性和成本效益使其成为许多应用的优秀选择。虽然它可能不适合每一种情况，但理解手动阀门的功能和优点可以帮助操作员对其流体管理系统做出明智的决策。随着行业的不断发展，手动阀门仍然是确保安全和高效操作的基本组成部分。