blower scanvenging

简明释义

扫气泵扫气

英英释义

例句

1.In two-stroke engines, blower scavenging is crucial for preventing unburned fuel loss.

在两冲程发动机中，排气增压清扫对于防止未燃油损失至关重要。

2.The engine's performance improved significantly after optimizing the blower scavenging system.

在优化了排气增压清扫系统后，发动机的性能显著提高。

3.Many high-performance engines utilize blower scavenging to enhance air intake efficiency.

许多高性能发动机利用排气增压清扫来提高进气效率。

4.The technician explained how blower scavenging reduces exhaust emissions.

技术人员解释了排气增压清扫如何减少废气排放。

5.The research focused on the impact of blower scavenging on overall engine efficiency.

研究集中在排气增压清扫对整体发动机效率的影响上。

作文

The concept of blower scavenging is crucial in the field of internal combustion engines, especially in two-stroke engines. This method enhances the efficiency of the engine by improving the air-fuel mixture that enters the combustion chamber. In a typical engine cycle, the process of scavenging refers to the removal of exhaust gases from the cylinder and the introduction of fresh air or air-fuel mixture. The use of a blower, typically a mechanical device, allows for a more effective scavenging process. By forcing air into the combustion chamber, the blower ensures that residual exhaust gases are expelled more thoroughly, leading to improved performance and reduced emissions.In traditional two-stroke engines, scavenging can be quite challenging due to the design of the engine itself. These engines often rely on the momentum of the incoming air to push out the exhaust gases. However, this method can lead to incomplete scavenging, where some exhaust gases remain in the cylinder. This not only reduces the efficiency of the engine but also increases harmful emissions. This is where blower scavenging comes into play, providing a solution to these problems.The implementation of blower scavenging has several advantages. First, it significantly increases the volumetric efficiency of the engine. By ensuring that the cylinder is filled with a fresh charge of air or air-fuel mixture, the engine can produce more power during each cycle. This is particularly beneficial for applications that require high power output, such as in racing or heavy machinery.Moreover, blower scavenging helps to reduce the unburned hydrocarbons that escape from the combustion process. When exhaust gases linger in the cylinder, they can mix with the incoming air-fuel mixture, leading to incomplete combustion. This results in lower power output and higher emissions. By effectively removing these exhaust gases, blower scavenging promotes cleaner combustion, making engines more environmentally friendly.Another significant benefit of blower scavenging is its ability to enhance engine responsiveness. With a blower actively pushing air into the combustion chamber, the engine can react more quickly to throttle inputs. This characteristic is essential for performance vehicles where quick acceleration and responsiveness are key factors.However, the use of blower scavenging is not without its challenges. The added complexity of integrating a blower into an engine design can lead to increased costs and maintenance requirements. Additionally, the blower itself requires power to operate, which can offset some of the efficiency gains achieved through scavenging. Therefore, engineers must carefully consider the balance between the benefits and drawbacks when designing engines that utilize this technology.In conclusion, blower scavenging represents a significant advancement in engine technology, particularly for two-stroke engines. By improving the scavenging process, it increases efficiency, reduces emissions, and enhances performance. As the automotive industry continues to evolve towards more sustainable practices, methods like blower scavenging will play an essential role in shaping the future of engine design and operation. Understanding this concept is vital for anyone interested in automotive engineering and the ongoing quest for cleaner, more efficient engines.

‘blower scavenging’（吹风清扫）这一概念在内燃机领域，尤其是两冲程发动机中至关重要。这种方法通过改善进入燃烧室的空气-燃料混合物来提高发动机的效率。在典型的发动机循环中，清扫过程是指从气缸中去除废气并引入新鲜空气或空气-燃料混合物。使用吹风机，通常是一种机械装置，可以实现更有效的清扫过程。通过强制空气进入燃烧室，吹风机确保残留的废气被更彻底地排出，从而提高性能并减少排放。在传统的两冲程发动机中，由于发动机本身的设计，清扫可能相当具有挑战性。这些发动机通常依赖于进入空气的动量来推动废气的排出。然而，这种方法可能导致不完全清扫，即一些废气仍然留在气缸中。这不仅降低了发动机的效率，还增加了有害排放。这就是‘blower scavenging’（吹风清扫）发挥作用的地方，为这些问题提供了解决方案。实施‘blower scavenging’（吹风清扫）有几个优点。首先，它显著提高了发动机的容积效率。通过确保气缸充满新鲜的空气或空气-燃料混合物，发动机可以在每个循环中产生更多的功率。这对于需要高功率输出的应用，特别是在赛车或重型机械中尤为有利。此外，‘blower scavenging’（吹风清扫）有助于减少未燃烧的碳氢化合物从燃烧过程中逃逸。当废气在气缸中滞留时，它们可以与进入的空气-燃料混合物混合，导致不完全燃烧。这会导致功率输出降低和排放增加。通过有效去除这些废气，‘blower scavenging’（吹风清扫）促进了更清洁的燃烧，使发动机更加环保。‘blower scavenging’（吹风清扫）的另一个显著好处是它能够增强发动机的响应性。由于吹风机主动将空气推入燃烧室，发动机可以更快地对油门输入做出反应。这一特性对于性能车辆而言至关重要，因为快速加速和响应能力是关键因素。然而，使用‘blower scavenging’（吹风清扫）并非没有挑战。将吹风机集成到发动机设计中的复杂性可能导致成本和维护要求的增加。此外，吹风机本身需要电力来操作，这可能抵消通过清扫获得的一些效率提升。因此，工程师在设计利用该技术的发动机时，必须仔细考虑收益与缺陷之间的平衡。总之，‘blower scavenging’（吹风清扫）代表了发动机技术的一项重大进步，特别是对于两冲程发动机。通过改善清扫过程，它提高了效率，减少了排放，并增强了性能。随着汽车工业不断朝着更可持续的实践发展，像‘blower scavenging’（吹风清扫）这样的技术将在塑造未来发动机设计和运行中发挥重要作用。理解这一概念对于任何对汽车工程和追求更清洁、更高效的发动机感兴趣的人来说都是至关重要的。