limiting governor

简明释义

极限调节器

英英释义

例句

1.In industrial applications, a limiting governor ensures that machines do not exceed their operational limits.

在工业应用中，限速器确保机器不会超过其操作极限。

2.Without a limiting governor, the turbine could operate at dangerously high speeds.

如果没有限速器，涡轮可能会以危险的高速度运行。

3.The engine's performance was enhanced by the installation of a new limiting governor.

通过安装新的限速器，发动机的性能得到了提升。

4.The technician explained how the limiting governor helps maintain a safe speed in the machinery.

技术员解释了限速器如何帮助保持机器的安全速度。

5.The vehicle's limiting governor prevents it from exceeding the maximum speed allowed on public roads.

车辆的限速器防止其超过公共道路允许的最高速度。

作文

In the world of mechanical engineering, various components work together to ensure that machines operate efficiently and safely. One such component is the limiting governor, which plays a crucial role in regulating the speed of engines and other machinery. The limiting governor is designed to maintain a predetermined speed limit, preventing the machinery from exceeding safe operational limits. This is particularly important in applications where excessive speed can lead to catastrophic failures or accidents. The primary function of the limiting governor is to monitor the rotational speed of an engine or machine. It does so by using a series of mechanical linkages and sensors that detect when the speed approaches the set limit. Once this threshold is reached, the limiting governor intervenes by adjusting the fuel supply or altering the throttle position, effectively reducing the power output and bringing the speed back within safe parameters. This automatic adjustment is vital for protecting both the machinery and the operator from potential hazards.One of the most common applications of the limiting governor is in automotive engines. Modern vehicles are equipped with electronic control units (ECUs) that utilize sophisticated algorithms to manage engine performance. However, even in older mechanical systems, the limiting governor was essential in ensuring that engines did not exceed their maximum RPMs. For instance, in racing cars, where speed is critical, the limiting governor helps maintain optimal performance while safeguarding the engine from damage due to over-revving.Moreover, the importance of the limiting governor extends beyond just engines. In industrial settings, heavy machinery such as cranes, conveyor belts, and turbines also rely on these devices to prevent dangerous speeds. For example, in a factory, a crane equipped with a limiting governor can ensure that it operates within safe limits while lifting heavy loads, thereby minimizing the risk of accidents that could result from sudden drops or equipment failure.The design and implementation of a limiting governor can vary significantly depending on the specific application and requirements. Some governors are purely mechanical, using weights and springs to achieve their function, while others may be electronic, relying on sensors and software to monitor and control speed. Regardless of the design, the core principle remains the same: to protect machinery and enhance safety through effective speed regulation.In conclusion, the limiting governor is an indispensable component in many mechanical systems, serving as a guardian against excessive speeds. Its ability to automatically regulate engine performance not only prolongs the lifespan of the machinery but also ensures the safety of operators and bystanders. As technology continues to evolve, the role of the limiting governor will likely expand, incorporating advanced features that further enhance its effectiveness in various applications. Understanding the function and significance of the limiting governor is essential for anyone involved in mechanical engineering or operating machinery, as it represents a fundamental aspect of safe and efficient machine operation.

在机械工程的世界中，各种组件协同工作，以确保机器高效且安全地运行。其中一个关键组件是限制调速器，它在调节发动机和其他机械的速度方面发挥着重要作用。限制调速器旨在保持预定的速度限制，防止机械超过安全操作极限。这在过快的速度可能导致灾难性故障或事故的应用中尤为重要。
限制调速器的主要功能是监测发动机或机器的旋转速度。它通过一系列机械连杆和传感器来实现这一点，这些传感器检测速度接近设定极限时的情况。一旦达到这个阈值，限制调速器就会通过调整燃料供应或改变油门位置来进行干预，有效减少功率输出，使速度回落到安全参数之内。这种自动调整对于保护机械和操作人员免受潜在危险至关重要。
限制调速器最常见的应用之一是在汽车发动机中。现代车辆配备了电子控制单元（ECU），利用复杂的算法来管理发动机性能。然而，即使在较旧的机械系统中，限制调速器在确保发动机不会超过最大转速方面也至关重要。例如，在赛车中，速度至关重要，限制调速器有助于保持最佳性能，同时保护发动机免受因过度转速造成的损坏。
此外，限制调速器的重要性不仅限于发动机。在工业环境中，起重机、输送带和涡轮机等重型机械也依赖这些装置来防止危险速度。例如，在工厂中，配备限制调速器的起重机可以确保在提升重物时在安全极限内操作，从而最大程度地减少由于突然下落或设备故障引发的事故风险。
限制调速器的设计和实施可能因具体应用和要求而显著不同。一些调速器是纯机械的，使用重物和弹簧来实现其功能，而另一些可能是电子的，依赖传感器和软件来监测和控制速度。无论设计如何，核心原理保持不变：通过有效的速度调节来保护机械并增强安全性。
总之，限制调速器是许多机械系统中不可或缺的组件，充当过快速度的守护者。它自动调节发动机性能的能力不仅延长了机械的使用寿命，还确保了操作人员和旁观者的安全。随着技术的不断发展，限制调速器的角色可能会进一步扩展，融入更先进的功能，进一步增强其在各种应用中的有效性。理解限制调速器的功能和重要性对于任何参与机械工程或操作机械的人来说都是至关重要的，因为它代表了安全高效机器操作的基本方面。