centrifugal governor

简明释义

离心式调速器

英英释义

例句

1.Many lawn mowers are equipped with a centrifugal governor to control engine speed.

许多割草机配备有离心调速器来控制发动机速度。

2.In older steam engines, the centrifugal governor played a crucial role in regulating the power output.

在较老的蒸汽机中，离心调速器在调节功率输出方面发挥了关键作用。

3.The design of the centrifugal governor is essential for the efficiency of the machine.

设计离心调速器对机器的效率至关重要。

4.The engine uses a centrifugal governor to maintain a steady speed during operation.

发动机使用离心调速器在运行期间保持稳定的速度。

5.When the speed of the turbine increases, the centrifugal governor automatically adjusts the fuel supply.

当涡轮速度增加时，离心调速器会自动调整燃料供应。

作文

The concept of a centrifugal governor is crucial in understanding the mechanics of various engines and machinery. A centrifugal governor is a device that automatically regulates the speed of an engine by adjusting the fuel supply based on the engine's rotational speed. This ingenious mechanism has been pivotal in the development of steam engines and internal combustion engines, ensuring they operate efficiently and safely.To grasp the significance of a centrifugal governor, one must first understand its working principle. The device typically consists of a set of rotating weights or balls that are connected to a shaft. As the engine speeds up, these weights move outward due to centrifugal force. This outward movement is proportional to the speed of the engine. When the engine reaches a predetermined speed, the position of the weights triggers a mechanism that reduces the fuel supply, thus preventing the engine from accelerating further. Conversely, if the engine slows down, the weights retract, allowing more fuel to flow into the engine, thereby increasing its speed.Historically, the invention of the centrifugal governor can be attributed to James Watt in the late 18th century. Watt's design was revolutionary, as it provided a solution to the problem of engine speed regulation. Before the introduction of the centrifugal governor, engines often operated at inconsistent speeds, leading to inefficiencies and potential damages. Watt's governor allowed for a more stable operation, which was essential for driving machinery in factories during the Industrial Revolution.In modern applications, the centrifugal governor is still relevant, although it has evolved significantly. Today, electronic governors and computer-controlled systems have largely replaced mechanical governors in many engines. However, the fundamental principles remain the same. Understanding how a centrifugal governor functions provides insight into the basic laws of physics that govern motion and energy transfer.Moreover, the centrifugal governor serves as an excellent example of feedback control systems in engineering. It demonstrates how a system can self-regulate by responding to changes in its environment—in this case, the speed of the engine. This principle is not only applicable to engines but also to various fields such as robotics, aerospace, and even climate control systems in buildings.In conclusion, the centrifugal governor is an essential component in the world of mechanical engineering. Its ability to regulate engine speed automatically has paved the way for advancements in technology and industry. By understanding the workings of a centrifugal governor, we gain a deeper appreciation for the intricate designs that power our machines and the scientific principles that underpin them. As we continue to innovate and develop new technologies, the legacy of the centrifugal governor will undoubtedly influence future generations of engineers and inventors, ensuring that the balance between speed and efficiency remains a priority in mechanical design.

‘离心调速器’的概念对于理解各种发动机和机械的工作原理至关重要。‘离心调速器’是一种通过根据发动机的转速自动调节燃料供应来调节发动机速度的装置。这种巧妙的机制在蒸汽机和内燃机的发展中发挥了重要作用，确保它们高效、安全地运行。要理解‘离心调速器’的重要性，首先必须了解其工作原理。该装置通常由一组旋转的重物或球体组成，这些重物与轴连接。当发动机加速时，这些重物由于离心力向外移动。这种向外运动与发动机的速度成正比。当发动机达到预定速度时，重物的位置触发一个机制，减少燃料供应，从而防止发动机进一步加速。相反，如果发动机减速，重物会收回，允许更多的燃料流入发动机，从而提高其速度。从历史上看，‘离心调速器’的发明可以追溯到18世纪末的詹姆斯·瓦特。瓦特的设计是革命性的，因为它为解决发动机速度调节的问题提供了一个方案。在引入‘离心调速器’之前，发动机往往以不一致的速度运行，导致效率低下和潜在的损坏。瓦特的调速器允许更稳定的操作，这对工业革命期间驱动工厂机械至关重要。在现代应用中，‘离心调速器’仍然相关，尽管它已经发生了显著变化。今天，电子调速器和计算机控制系统在许多发动机中很大程度上取代了机械调速器。然而，基本原理仍然相同。理解‘离心调速器’的功能可以深入了解支配运动和能量转移的基本物理法则。此外，‘离心调速器’作为工程反馈控制系统的优秀例子，展示了系统如何通过响应环境变化来自我调节——在这种情况下，就是发动机的速度。这个原理不仅适用于发动机，还适用于机器人、航空航天甚至建筑物的气候控制系统等各个领域。总之，‘离心调速器’是机械工程世界中的一个重要组成部分。它自动调节发动机速度的能力为技术和工业的进步铺平了道路。通过理解‘离心调速器’的工作原理，我们更加欣赏驱动我们机器的复杂设计以及支撑这些设计的科学原理。随着我们继续创新和开发新技术，‘离心调速器’的遗产无疑将影响未来几代工程师和发明家，确保速度与效率之间的平衡在机械设计中始终是一个优先事项。