blow-by of piston

简明释义

活塞漏气

英英释义

例句

1.After inspecting the engine, we found significant blow-by of piston 活塞的漏气 which required immediate attention.

检查发动机后，我们发现有显著的活塞的漏气，需要立即处理。

2.High levels of blow-by of piston 活塞的漏气 can cause oil contamination in the combustion chamber.

高水平的活塞的漏气可能导致燃烧室内油污染。

3.During the test drive, I noticed a rough idle, possibly due to blow-by of piston 活塞的漏气.

在试驾过程中，我注意到怠速不稳，可能是由于活塞的漏气。

4.The mechanic explained that the blow-by of piston 活塞的漏气 can lead to decreased engine efficiency.

机械师解释说，活塞的漏气会导致发动机效率降低。

5.To diagnose the issue, the technician measured the blow-by of piston 活塞的漏气 using a compression tester.

为了诊断问题，技术员使用压缩测试仪测量了活塞的漏气。

作文

The phenomenon known as blow-by of piston is a critical aspect of internal combustion engines that can significantly affect their performance and efficiency. Understanding this concept requires a look into how engines operate and the role of the piston within the combustion chamber. The piston is designed to create a seal against the cylinder walls, allowing for the efficient compression of the air-fuel mixture. However, due to wear and tear over time or manufacturing imperfections, a small amount of gas can escape past the piston rings into the crankcase. This escape of gases is referred to as blow-by of piston (活塞的气体旁流). Blow-by can lead to several issues in an engine. Firstly, it can result in a loss of power. When gases leak past the pistons, less pressure is generated in the combustion chamber, leading to decreased engine efficiency. This inefficiency can manifest as poor acceleration, reduced fuel economy, and overall diminished performance. Additionally, the presence of blow-by can cause increased oil consumption, as the escaping gases can carry oil vapors with them, leading to a need for more frequent oil changes and potentially damaging the engine over time.Another significant consequence of blow-by of piston is the contamination of the engine oil. The gases that escape can introduce combustion by-products into the crankcase, which can degrade the quality of the oil, reducing its effectiveness as a lubricant. This degradation can lead to increased wear on engine components, further exacerbating the problem and leading to a vicious cycle of performance decline.To mitigate the effects of blow-by, manufacturers have developed various technologies. One common solution is the use of positive crankcase ventilation (PCV) systems. These systems help to manage the gases that escape from the combustion chamber, routing them back into the intake manifold to be burned off in subsequent cycles. This not only helps to reduce emissions but also minimizes the negative impact of blow-by of piston on engine performance and longevity.Regular maintenance is also crucial in preventing excessive blow-by. Keeping the engine well-tuned, changing the oil at recommended intervals, and monitoring the condition of piston rings can help maintain a proper seal within the combustion chamber. Drivers should be aware of the signs of excessive blow-by, such as increased oil consumption, a drop in engine performance, or a noticeable increase in exhaust smoke. Addressing these issues early can prevent further damage and ensure the engine operates efficiently.In conclusion, the blow-by of piston (活塞的气体旁流) is an important factor to consider when evaluating engine health and performance. Understanding its causes and consequences can help vehicle owners take proactive measures to maintain their engines, ensuring they run smoothly and efficiently for years to come. By implementing regular maintenance practices and utilizing modern technology, the negative impacts of blow-by can be minimized, allowing for a more reliable and powerful engine experience.

被称为活塞的气体旁流的现象是内燃机的一个关键方面，它可以显著影响其性能和效率。理解这个概念需要了解发动机如何运作以及活塞在燃烧室中的作用。活塞旨在与气缸壁形成密封，从而有效地压缩空气-燃料混合物。然而，由于磨损或制造缺陷，少量气体可能会通过活塞环泄漏到曲轴箱中。这种气体的泄漏被称为活塞的气体旁流。气体旁流会导致发动机出现几个问题。首先，它会导致动力损失。当气体泄漏过活塞时，燃烧室内产生的压力减少，导致发动机效率降低。这种低效能可能表现为加速不良、燃油经济性下降和整体性能减弱。此外，气体旁流的存在可能导致油耗增加，因为泄漏的气体可能会携带油蒸气，从而需要更频繁的换油，并可能对发动机造成长期损害。活塞的气体旁流的另一个重要后果是对发动机油的污染。泄漏的气体会将燃烧副产品引入曲轴箱，这会降低油的质量，减少其作为润滑剂的有效性。这种降解会导致发动机部件的磨损加剧，进一步加重问题，导致性能下降的恶性循环。为了减轻气体旁流的影响，制造商开发了各种技术。一种常见的解决方案是使用正压曲轴通风（PCV）系统。这些系统有助于管理从燃烧室泄漏的气体，将其重新引导到进气歧管中，以便在随后的循环中燃烧掉。这不仅有助于减少排放，还最小化了活塞的气体旁流对发动机性能和寿命的负面影响。定期维护对于防止过度气体旁流也至关重要。保持发动机良好调校、按建议间隔更换机油以及监测活塞环的状态可以帮助维持燃烧室内的适当密封。驾驶者应注意过度气体旁流的迹象，例如油耗增加、发动机性能下降或排气烟雾明显增加。尽早解决这些问题可以防止进一步损害，并确保发动机高效运转。总之，活塞的气体旁流是评估发动机健康和性能时需要考虑的重要因素。理解其原因和后果可以帮助车辆拥有者采取主动措施来维护他们的发动机，确保它们多年平稳高效地运行。通过实施定期维护实践和利用现代技术，可以最小化气体旁流的负面影响，从而提供更可靠和强大的发动机体验。