exhaust cycle

简明释义

排气循环

英英释义

例句

1.The engine's exhaust cycle is crucial for maintaining its efficiency.

发动机的排气循环对于维持其效率至关重要。

2.A faulty exhaust cycle can lead to increased emissions.

故障的排气循环可能导致排放增加。

3.Understanding the exhaust cycle helps mechanics diagnose engine problems.

理解排气循环有助于机械师诊断发动机问题。

4.During the exhaust cycle, gases are expelled from the cylinder.

在排气循环期间，气体从气缸中排出。

5.The timing of the exhaust cycle is critical for performance tuning.

对于性能调校来说，排气循环的时机至关重要。

作文

The term exhaust cycle refers to the process by which exhaust gases are expelled from an engine after combustion has occurred. Understanding the exhaust cycle is crucial for anyone interested in automotive engineering or environmental science. This cycle plays a significant role in the overall efficiency of an engine and its impact on the environment.In a typical four-stroke internal combustion engine, the exhaust cycle follows the power stroke, where the fuel-air mixture is ignited and creates power. Once the power stroke is complete, the engine enters the exhaust cycle, which consists of several key steps. First, the exhaust valves open, allowing the spent gases to escape from the combustion chamber. This is followed by the movement of the piston upwards in the cylinder, which helps push out the remaining exhaust gases.The efficiency of the exhaust cycle can greatly affect the performance of the engine. If the exhaust is not expelled effectively, it can lead to increased back pressure, which can reduce engine power and efficiency. This is why many modern engines are designed with advanced exhaust systems that optimize the exhaust cycle. These systems often include components such as catalytic converters and mufflers, which help to reduce harmful emissions and noise while ensuring that the exhaust cycle operates smoothly.Moreover, the exhaust cycle is not only important for engine performance but also for environmental considerations. The gases expelled during the exhaust cycle can contain pollutants that contribute to air quality issues. Therefore, understanding and improving the exhaust cycle is essential for reducing harmful emissions from vehicles. Innovations in technology, such as electric vehicles and hybrid systems, aim to minimize or eliminate the negative impacts of the exhaust cycle altogether.In conclusion, the exhaust cycle is a fundamental aspect of internal combustion engines that affects both performance and environmental impact. By optimizing this cycle, engineers can enhance engine efficiency and reduce pollution. As we move towards more sustainable forms of transportation, a thorough understanding of the exhaust cycle will be vital in developing cleaner and more efficient vehicles. This knowledge not only benefits automotive engineers but also contributes to the broader goal of achieving a cleaner planet for future generations.

术语exhaust cycle指的是在燃烧发生后，发动机将废气排出的过程。理解exhaust cycle对于任何对汽车工程或环境科学感兴趣的人来说都是至关重要的。这个循环在发动机的整体效率及其对环境的影响中扮演了重要角色。在典型的四冲程内燃机中，exhaust cycle跟随动力冲程，在该过程中，燃料-空气混合物被点燃并产生动力。一旦动力冲程完成，发动机进入exhaust cycle，该过程包括几个关键步骤。首先，排气阀打开，允许废气从燃烧室中逸出。接着，活塞在气缸内向上移动，帮助排出剩余的废气。exhaust cycle的效率会极大地影响发动机的性能。如果排气未能有效排出，可能会导致背压增加，从而降低发动机的功率和效率。这就是为什么许多现代发动机设计了先进的排气系统，以优化exhaust cycle。这些系统通常包括催化转换器和消声器等组件，有助于减少有害排放和噪音，同时确保exhaust cycle的顺利运行。此外，exhaust cycle不仅对发动机性能重要，还对环境考虑至关重要。在exhaust cycle过程中排放的气体可能含有污染物，这些污染物会对空气质量造成影响。因此，理解和改善exhaust cycle对于减少车辆的有害排放是必要的。技术创新，例如电动车和混合动力系统，旨在最小化或完全消除exhaust cycle的负面影响。总之，exhaust cycle是内燃机的一个基本方面，影响着性能和环境影响。通过优化这一循环，工程师可以提高发动机效率并减少污染。随着我们朝着更可持续的交通方式发展，深入理解exhaust cycle将对开发更清洁、更高效的车辆至关重要。这一知识不仅有益于汽车工程师，还有助于实现为未来世代创造一个更清洁星球的更大目标。