scavenging air valve

简明释义

扫气阀

英英释义

例句

1.I learned that the scavenging air valve plays a crucial role in the combustion process.

我了解到排气空气阀在燃烧过程中起着至关重要的作用。

2.Regular maintenance of the scavenging air valve is essential for optimal engine efficiency.

定期维护排气空气阀对发动机效率至关重要。

3.The engine performance improved significantly after replacing the faulty scavenging air valve.

更换了故障的排气空气阀后，发动机性能显著提升。

4.The mechanic explained how a malfunctioning scavenging air valve can lead to increased emissions.

机械师解释了故障的排气空气阀如何导致排放增加。

5.During the inspection, we found that the scavenging air valve was stuck open.

在检查过程中，我们发现排气空气阀卡在了打开的位置。

作文

The functioning of an internal combustion engine is a complex process that involves several components working in harmony. One crucial part of this system is the scavenging air valve, which plays a significant role in ensuring the efficient operation of the engine. To understand its importance, we must first delve into the basics of how an internal combustion engine operates. In simple terms, an internal combustion engine converts fuel into mechanical energy through a series of controlled explosions. This process requires a precise mixture of air and fuel, which is ignited within the engine's cylinders. After combustion, the exhaust gases need to be expelled from the cylinder to make room for fresh air and fuel. Here, the scavenging air valve comes into play. The scavenging air valve is designed to facilitate the removal of exhaust gases from the cylinder while simultaneously allowing fresh air to enter. This dual function is vital because it helps maintain the engine's efficiency and power output. If the exhaust gases are not effectively removed, they can mix with the incoming air-fuel mixture, leading to incomplete combustion and reduced engine performance. Moreover, the timing of the scavenging air valve operation is critical. It must open and close at precise moments during the engine cycle to ensure optimal airflow. When the piston moves down during the intake stroke, the scavenging air valve opens, allowing fresh air to fill the cylinder. As the piston moves back up during the compression stroke, the valve closes to trap the air-fuel mixture for ignition. After combustion, as the piston moves down again, the scavenging air valve opens once more to allow exhaust gases to escape. In various engine designs, the scavenging air valve may be operated mechanically or electronically. In modern engines, electronic control systems can optimize the timing of the valve based on real-time engine conditions, enhancing performance and fuel efficiency. This advancement reflects the ongoing evolution of automotive technology, where every component, including the scavenging air valve, is engineered for maximum effectiveness. In conclusion, the scavenging air valve is a vital component of an internal combustion engine, directly influencing its performance and efficiency. By ensuring the proper expulsion of exhaust gases and the intake of fresh air, this valve supports the engine's overall functionality. Understanding the role of the scavenging air valve not only highlights the complexity of engine design but also underscores the importance of each component in achieving optimal performance. As technology continues to advance, the significance of such components will only grow, paving the way for more efficient and powerful engines in the future.

内燃机的运作是一个复杂的过程，涉及多个组件的协调工作。其中，一个至关重要的部分就是清 scavenging空气阀，它在确保发动机高效运转方面发挥着重要作用。要理解它的重要性，我们首先需要深入了解内燃机的基本工作原理。简单来说，内燃机通过一系列受控的爆炸将燃料转化为机械能。这个过程需要精确的空气和燃料混合物，随后在发动机的气缸内点燃。在燃烧之后，废气需要从气缸中排出，以便为新鲜空气和燃料腾出空间。在这里，清 scavenging空气阀就发挥了作用。清 scavenging空气阀旨在促进废气从气缸中排出，同时允许新鲜空气进入。这一双重功能至关重要，因为它有助于保持发动机的效率和功率输出。如果废气未能有效排出，它们可能会与进入的空气-燃料混合物混合，导致燃烧不完全和发动机性能下降。此外，清 scavenging空气阀的操作时机至关重要。它必须在发动机循环的精确时刻打开和关闭，以确保最佳气流。当活塞在进气冲程中向下移动时，清 scavenging空气阀打开，允许新鲜空气填充气缸。当活塞在压缩冲程中再次向上移动时，阀门关闭以捕获空气-燃料混合物以进行点燃。燃烧后，当活塞再次向下移动时，清 scavenging空气阀再次打开以允许废气逃逸。在各种发动机设计中，清 scavenging空气阀可以机械或电子操作。在现代发动机中，电子控制系统可以根据实时发动机条件优化阀门的时机，从而提高性能和燃油效率。这一进步反映了汽车技术的不断演变，其中每个组件，包括清 scavenging空气阀，都是为了最大效益而设计的。总之，清 scavenging空气阀是内燃机的一个重要组成部分，直接影响其性能和效率。通过确保有效排放废气和吸入新鲜空气，这个阀门支持了发动机的整体功能。理解清 scavenging空气阀的作用不仅突显了发动机设计的复杂性，也强调了每个组件在实现最佳性能中的重要性。随着技术的不断进步，这些组件的重要性只会增加，为未来更高效、更强大的发动机铺平道路。