piston ring side clearance

简明释义

活塞环端面间隙

英英释义

例句

1.During the rebuild, we found that the piston ring side clearance was out of specifications.

在重建过程中，我们发现活塞环侧隙超出了规格。

2.An excessive piston ring side clearance can lead to increased oil consumption.

过大的活塞环侧隙可能导致油耗增加。

3.The mechanic checked the piston ring side clearance to ensure proper engine performance.

机械师检查了活塞环侧隙以确保发动机性能正常。

4.Proper lubrication is essential when checking the piston ring side clearance.

检查活塞环侧隙时，适当的润滑至关重要。

5.To avoid blow-by, it's crucial to measure the piston ring side clearance accurately.

为了避免气体泄漏，准确测量活塞环侧隙至关重要。

作文

The performance and efficiency of an internal combustion engine greatly depend on several crucial components, one of which is the piston assembly. Within this assembly, the piston rings play a vital role in maintaining proper compression and preventing oil from entering the combustion chamber. A key aspect of the piston ring's functionality is the piston ring side clearance, which refers to the space between the side of the piston ring and the groove in the piston where it sits. This clearance is essential for ensuring that the piston rings can move freely while still providing an effective seal against the combustion gases.When the engine operates, the piston moves up and down in the cylinder, creating a dynamic environment where pressures fluctuate rapidly. The piston ring side clearance must be carefully measured and maintained within specific tolerances. If the clearance is too tight, the piston rings may not be able to expand properly when heated, leading to increased friction and potential damage. Conversely, if the clearance is too loose, it can result in poor sealing, allowing gases to escape and reducing overall engine efficiency.Manufacturers specify ideal measurements for the piston ring side clearance based on the materials used and the intended application of the engine. For high-performance engines, tighter tolerances might be necessary to maximize power output and efficiency. In contrast, engines designed for durability and longevity may have slightly larger clearances to accommodate wear over time.To measure the piston ring side clearance, technicians typically use feeler gauges. This process involves inserting the gauge into the gap between the piston ring and the groove to determine the thickness of the clearance. Regular checks are essential, especially in high-mileage vehicles or those subjected to extreme operating conditions, as changes in clearance can indicate wear or damage.In summary, the piston ring side clearance is a critical specification that directly impacts engine performance and longevity. Proper understanding and maintenance of this clearance can lead to improved fuel efficiency, reduced emissions, and enhanced engine reliability. As automotive technology continues to evolve, the importance of precise measurements and manufacturing processes will only become more significant, highlighting the need for skilled technicians who can ensure that these specifications are met. Ultimately, the success of any engine lies in its ability to maintain optimal performance through careful attention to details like the piston ring side clearance.

内燃机的性能和效率在很大程度上依赖于几个关键组件，其中活塞组件起着至关重要的作用。在这个组件中，活塞环在维持适当的压缩和防止油进入燃烧室方面发挥着重要作用。活塞环功能的一个关键方面是活塞环侧隙，它指的是活塞环侧面与活塞槽之间的空间。这个间隙对于确保活塞环能够自由移动，同时有效密封燃烧气体至关重要。当发动机运行时，活塞在气缸内上下移动，创造了一个压力快速波动的动态环境。活塞环侧隙必须仔细测量并保持在特定公差范围内。如果间隙过紧，活塞环可能无法在加热时正确膨胀，从而导致摩擦增加和潜在损坏。相反，如果间隙过松，则可能导致密封不良，使气体逸出，降低整体发动机效率。制造商根据使用的材料和发动机的预期应用指定活塞环侧隙的理想测量值。对于高性能发动机，可能需要更紧的公差以最大化功率输出和效率。相比之下，设计用于耐用性和长寿命的发动机可能会有稍大的间隙，以适应随时间的磨损。要测量活塞环侧隙，技术人员通常使用塞尺。这个过程涉及将量规插入活塞环与槽之间的间隙，以确定间隙的厚度。定期检查至关重要，特别是在高里程车辆或那些在极端操作条件下的车辆，因为间隙的变化可能表明磨损或损坏。总之，活塞环侧隙是直接影响发动机性能和寿命的关键规格。对这一间隙的正确理解和维护可以提高燃油效率，减少排放，增强发动机可靠性。随着汽车技术的不断发展，精确测量和制造过程的重要性只会变得更加显著，这突显了需要熟练技术人员来确保满足这些规格。最终，任何发动机的成功都在于通过仔细关注像活塞环侧隙这样的细节来维持最佳性能。