exhaust valve open

简明释义

排气阀开

英英释义

例句

1.The engine will not start if the exhaust valve open is stuck in the closed position.

如果排气阀打开卡在关闭的位置，发动机将无法启动。

2.Make sure the exhaust valve open is functioning properly to avoid back pressure.

确保排气阀打开正常工作，以避免背压。

3.If the exhaust valve open is not sealed correctly, it can cause engine performance issues.

如果排气阀打开密封不良，可能会导致发动机性能问题。

4.During the test, we found that the exhaust valve open was leaking air.

在测试中，我们发现排气阀打开漏气。

5.The technician adjusted the timing to ensure the exhaust valve open at the right moment.

技术员调整了时机，以确保排气阀打开在正确的时刻。

作文

Understanding the function of an engine involves grasping several critical components, one of which is the exhaust system. The exhaust valve plays a crucial role in managing the flow of gases from the engine. When the engine cycle reaches its final stages, the exhaust valve open position allows the burnt gases to exit the combustion chamber. This process is essential for maintaining engine efficiency and performance. Without a properly functioning exhaust valve, the engine would struggle to expel these gases, leading to increased pressure and decreased power output.The timing of when the exhaust valve open occurs is meticulously calculated to ensure optimal performance. In a typical four-stroke engine, the exhaust stroke follows the power stroke. During the power stroke, fuel and air are ignited, and this explosion pushes the piston down. Once this process is complete, the exhaust valve open allows the spent gases to escape. This action not only clears the combustion chamber for the next cycle but also helps in drawing in fresh air-fuel mixture, thereby enhancing the engine's efficiency.In modern engines, the operation of the exhaust valve can be controlled by advanced technologies such as variable valve timing (VVT). This technology adjusts the timing of the exhaust valve open phase based on the engine's speed and load conditions. By optimizing the timing, VVT systems improve fuel economy and reduce emissions, making vehicles more environmentally friendly.Moreover, understanding the implications of the exhaust valve open position extends beyond just engine performance. It is also significant for emissions control. When the exhaust valve opens at the correct moment, it ensures that harmful gases are expelled efficiently, reducing the overall emission levels of the vehicle. This is particularly important in today's regulatory environment, where stringent emission standards are enforced.In conclusion, the exhaust valve open is a critical component in the functioning of an internal combustion engine. Its timing and operation have a direct impact on engine performance, efficiency, and emissions. As automotive technology continues to evolve, the importance of understanding these components becomes even more pronounced. Engineers and mechanics must stay informed about advancements in valve technology to ensure that vehicles operate optimally while meeting environmental standards. Therefore, mastering the concept of the exhaust valve open is essential for anyone involved in automotive engineering or maintenance.

了解发动机的功能涉及掌握几个关键组件，其中之一就是排气系统。排气阀在管理从发动机排出的气体中发挥着至关重要的作用。当发动机循环达到最后阶段时，exhaust valve open 位置允许燃烧的气体从燃烧室中排出。这个过程对于维持发动机的效率和性能至关重要。如果没有正常工作的排气阀，发动机将难以排出这些气体，导致压力增加和功率输出减少。exhaust valve open 发生的时机经过精确计算，以确保最佳性能。在典型的四冲程发动机中，排气冲程跟随动力冲程。在动力冲程中，燃料和空气被点燃，这个爆炸将活塞向下推。完成这个过程后，exhaust valve open 允许废气逃逸。这一动作不仅清除了燃烧室，为下一个循环做好准备，还有助于吸入新鲜的空气-燃料混合物，从而提高发动机的效率。在现代发动机中，排气阀的操作可以通过先进的技术如可变气门正时（VVT）进行控制。这项技术根据发动机的转速和负载条件调整exhaust valve open 阶段的时机。通过优化时机，VVT系统提高了燃油经济性并减少了排放，使车辆更加环保。此外，理解exhaust valve open 位置的影响超出了发动机性能。这对于排放控制也很重要。当排气阀在正确的时刻打开时，确保有害气体高效排出，从而降低车辆的整体排放水平。这在当今严格的排放标准环境中尤为重要。总之，exhaust valve open 是内燃机运行中的一个关键组件。它的时机和操作直接影响发动机性能、效率和排放。随着汽车技术的不断发展，理解这些组件的重要性变得更加明显。工程师和机械师必须保持对阀门技术进步的了解，以确保车辆在满足环境标准的同时高效运行。因此，掌握exhaust valve open 的概念对于任何参与汽车工程或维护的人来说都是必不可少的。