mechanical governor

简明释义

机械式调速器

英英释义

例句

1.The mechanical governor regulates the fuel supply based on the engine's speed.

该机械调速器根据发动机的速度调节燃料供应。

2.We need to adjust the mechanical governor to prevent the machine from over-speeding.

我们需要调整机械调速器以防止机器超速。

3.The engine's performance improved significantly after the installation of a mechanical governor.

在安装了机械调速器后，发动机的性能显著提升。

4.Many steam engines rely on a mechanical governor for safe operation.

许多蒸汽机依赖于机械调速器来保证安全运行。

5.A mechanical governor is essential for maintaining consistent speeds in older machinery.

对于老旧机械来说，机械调速器对于保持稳定速度是必不可少的。

作文

In the realm of engineering and machinery, the term mechanical governor refers to a device that automatically regulates the speed of an engine or machine. It plays a crucial role in ensuring that the machinery operates within safe and efficient parameters. The mechanical governor achieves this by adjusting the fuel supply or the power output based on the load conditions. This regulation is essential for maintaining optimal performance and preventing damage due to excessive speed or load.The history of the mechanical governor can be traced back to the early days of steam engines. Inventors like James Watt recognized the need for a system that could control the speed of these powerful machines. Watt developed a centrifugal governor that utilized spinning weights to regulate the engine's speed. As the engine accelerated, the weights would move outward, which in turn would cut off steam supply, thereby reducing the speed. This ingenious invention marked a significant advancement in the field of mechanical engineering and laid the groundwork for future innovations.Today, mechanical governors are found in various applications, from small engines in lawnmowers to large industrial turbines. They come in different designs, including centrifugal governors, hydraulic governors, and pneumatic governors. Each type serves the same fundamental purpose but operates on different principles. For instance, centrifugal governors rely on the centrifugal force generated by spinning weights, while hydraulic governors use fluid pressure to achieve speed regulation.One of the key advantages of using a mechanical governor is its simplicity and reliability. Unlike electronic systems, which may be prone to failures due to electrical issues, mechanical governors are less susceptible to such problems. They can function effectively in harsh environments where electronic devices might fail. Additionally, mechanical governors do not require complex programming or calibration, making them easier to install and maintain.However, there are some limitations to mechanical governors. They may not respond as quickly as electronic governors to rapid changes in load conditions. In situations where precision control is paramount, such as in modern automotive engines, electronic governors have become more prevalent. These systems utilize sensors and microcontrollers to provide real-time feedback and adjustments, allowing for more precise speed control.Despite the rise of electronic alternatives, the mechanical governor remains relevant in many applications. For example, in agricultural machinery, where reliability is critical, mechanical governors are still widely used. They provide a straightforward solution for controlling engine speed without the complexities of electronic systems.In conclusion, the mechanical governor is a vital component in the world of machinery, enabling efficient and safe operation across various applications. Its historical significance, coupled with its ongoing relevance, highlights the importance of this simple yet effective device in engineering. Understanding how mechanical governors work and their applications can provide valuable insights into the evolution of machinery and the principles of speed regulation. As technology continues to advance, it will be interesting to see how the role of mechanical governors evolves alongside new innovations in the field of engineering.

在工程和机械领域，术语机械调速器指的是一种自动调节发动机或机器速度的装置。它在确保机械设备在安全和高效参数内运行方面发挥着至关重要的作用。机械调速器通过根据负载条件调整燃料供应或功率输出来实现这一调节。这种调节对于保持最佳性能和防止因过快或过载而造成的损坏至关重要。机械调速器的历史可以追溯到蒸汽机的早期。发明家如詹姆斯·瓦特意识到需要一种能够控制这些强大机器速度的系统。瓦特开发了一种离心调速器，利用旋转重物来调节发动机的速度。当发动机加速时，重物会向外移动，从而切断蒸汽供应，降低速度。这一巧妙的发明标志着机械工程领域的一项重大进步，并为未来的创新奠定了基础。如今，机械调速器广泛应用于各种设备中，从割草机的小型发动机到大型工业涡轮机。它们有不同的设计，包括离心调速器、液压调速器和气动调速器。每种类型都服务于相同的基本目的，但操作原理各不相同。例如，离心调速器依赖于旋转重物产生的离心力，而液压调速器则利用液体压力来实现速度调节。使用机械调速器的一个主要优点是其简单性和可靠性。与可能因电气问题而故障的电子系统不同，机械调速器对这些问题的敏感性较小。它们可以在恶劣环境中有效工作，而电子设备可能会失效。此外，机械调速器不需要复杂的编程或校准，使得安装和维护更为简便。然而，机械调速器也存在一些局限性。在负载条件快速变化的情况下，它们的响应速度可能不如电子调速器。在精确控制至关重要的情况下，例如现代汽车发动机，电子调速器变得更加普遍。这些系统利用传感器和微控制器提供实时反馈和调整，从而实现更精确的速度控制。尽管电子替代品的兴起，机械调速器在许多应用中仍然具有相关性。例如，在农业机械中，可靠性至关重要，机械调速器仍被广泛使用。它们提供了一种简单的解决方案，用于控制发动机速度，而无需电子系统的复杂性。总之，机械调速器是机械世界中的一个重要组成部分，使各种应用能够高效和安全地运行。它的历史意义以及持续的相关性突显了这一简单而有效的装置在工程中的重要性。了解机械调速器的工作原理及其应用可以为我们提供关于机械演变和速度调节原理的宝贵见解。随着技术的不断进步，机械调速器在新技术发展的背景下将如何演变，将是一个值得关注的课题。