cylinder blow-by

简明释义

汽缸内径

英英释义

例句

1.During the inspection, we noticed signs of cylinder blow-by 气缸漏气 around the piston rings.

在检查过程中，我们注意到活塞环周围有气缸漏气的迹象。

2.The engineer suggested that measuring cylinder blow-by 气缸漏气 could help diagnose the engine's health.

工程师建议测量气缸漏气可以帮助诊断发动机的健康状况。

3.If cylinder blow-by 气缸漏气 is not addressed, it can cause oil contamination in the combustion chamber.

如果不处理气缸漏气，可能会导致燃烧室内油污染。

4.High levels of cylinder blow-by 气缸漏气 may indicate worn piston rings or cylinder walls.

高水平的气缸漏气可能表明活塞环或气缸壁磨损。

5.The mechanic explained that excessive cylinder blow-by 气缸漏气 can lead to reduced engine performance.

机械师解释说，过多的气缸漏气会导致发动机性能下降。

作文

Understanding the concept of cylinder blow-by is essential for anyone involved in engine mechanics or automotive engineering. Cylinder blow-by refers to the phenomenon where combustion gases escape past the piston rings into the crankcase during the engine's operation. This can occur in both gasoline and diesel engines, and it is a common issue that can significantly affect engine performance and efficiency.When an engine operates, the pistons move up and down within the cylinders, creating a sealed environment that allows for the combustion of fuel and air. However, due to wear and tear, or improper maintenance, the piston rings may not seal perfectly against the cylinder walls. As a result, some of the high-pressure combustion gases can leak past these rings and enter the crankcase. This leakage is known as cylinder blow-by.The implications of cylinder blow-by are significant. First, it can lead to a loss of power in the engine. When combustion gases escape, the engine has to work harder to maintain performance, resulting in decreased efficiency and increased fuel consumption. Additionally, cylinder blow-by can introduce contaminants into the oil, leading to accelerated wear of engine components. This can require more frequent oil changes and ultimately shorten the lifespan of the engine.Moreover, cylinder blow-by can contribute to increased emissions. The escaping gases can carry unburned fuel and other harmful substances, which can then be released into the atmosphere. This not only harms the environment but can also lead to a vehicle failing emissions tests, resulting in costly repairs and modifications.To diagnose cylinder blow-by, mechanics often perform a compression test or a leak-down test. These tests help determine the integrity of the piston rings and the overall health of the engine. If cylinder blow-by is detected, it may indicate that the engine requires a rebuild or replacement of the piston rings.Preventive measures can also be taken to minimize the risk of cylinder blow-by. Regular maintenance, including timely oil changes and using high-quality lubricants, can help maintain the integrity of the piston rings. Additionally, monitoring engine performance and addressing any issues promptly can prevent the escalation of problems associated with cylinder blow-by.In conclusion, understanding cylinder blow-by is crucial for maintaining optimal engine performance. It is a common issue that can have serious consequences if not addressed properly. By being aware of the signs and symptoms of cylinder blow-by, vehicle owners and mechanics can take proactive steps to ensure the longevity and efficiency of the engine. Whether through regular maintenance or timely repairs, addressing cylinder blow-by can save time, money, and effort in the long run.

理解气缸漏气的概念对于任何参与发动机机械或汽车工程的人来说都是至关重要的。气缸漏气是指在发动机运行过程中，燃烧气体通过活塞环泄漏到曲轴箱中的现象。这种情况可以发生在汽油和柴油发动机中，是一种常见问题，可能会显著影响发动机的性能和效率。当发动机运行时，活塞在气缸内上下移动，创造一个密封环境，使燃料和空气的燃烧得以进行。然而，由于磨损或维护不当，活塞环可能无法完美地密封在气缸壁上。因此，一些高压燃烧气体可能会泄漏过这些环，进入曲轴箱。这种泄漏被称为气缸漏气。气缸漏气的影响是显著的。首先，它可能导致发动机功率损失。当燃烧气体逃逸时，发动机必须更努力地工作以维持性能，从而导致效率降低和燃料消耗增加。此外，气缸漏气可能会将污染物引入机油，从而加速发动机部件的磨损。这可能需要更频繁的换油，并最终缩短发动机的使用寿命。此外，气缸漏气可能会导致排放增加。逃逸的气体可能携带未燃烧的燃料和其他有害物质，然后释放到大气中。这不仅对环境造成危害，还可能导致车辆未能通过排放测试，从而导致昂贵的维修和改装。为了诊断气缸漏气，机械师通常会进行压缩测试或漏气测试。这些测试有助于确定活塞环的完整性以及发动机的整体健康状况。如果检测到气缸漏气，这可能表明发动机需要重建或更换活塞环。还可以采取预防措施以最小化气缸漏气的风险。定期维护，包括及时换油和使用高质量的润滑剂，可以帮助保持活塞环的完整性。此外，监测发动机性能并及时解决任何问题可以防止与气缸漏气相关的问题升级。总之，理解气缸漏气对维持最佳发动机性能至关重要。这是一个常见问题，如果不正确处理，可能会产生严重后果。通过了解气缸漏气的迹象和症状，车辆所有者和机械师可以采取主动措施，以确保发动机的耐用性和效率。无论是通过定期维护还是及时维修，解决气缸漏气都可以在长远中节省时间、金钱和精力。