inverted scavenging

简明释义

回哩气

英英释义

例句

1.By implementing inverted scavenging, the engine can achieve higher torque levels.

通过实施反向清 scavenging，发动机可以达到更高的扭矩水平。

2.Engineers are exploring inverted scavenging techniques to reduce emissions.

工程师们正在研究反向清 scavenging技术以减少排放。

3.The concept of inverted scavenging is crucial in modern engine technology.

在现代发动机技术中，反向清 scavenging的概念至关重要。

4.The design of the engine incorporates inverted scavenging to improve performance.

该发动机的设计采用了反向清 scavenging以提高性能。

5.Using inverted scavenging can lead to more efficient fuel usage in two-stroke engines.

使用反向清 scavenging可以使二冲程发动机的燃料使用更加高效。

作文

In the field of engineering, particularly in the design of internal combustion engines, the concept of inverted scavenging plays a critical role. This term refers to a specific method of exhaust gas removal that is somewhat counterintuitive compared to traditional scavenging techniques. Typically, scavenging involves the expulsion of exhaust gases from the combustion chamber, allowing fresh air-fuel mixtures to enter for the next cycle of combustion. However, with inverted scavenging (反向清扫), the process is altered to enhance efficiency and performance, especially in two-stroke engines.Two-stroke engines are known for their simplicity and power-to-weight ratio, making them popular in various applications, from motorcycles to chainsaws. However, they often suffer from incomplete combustion and poor fuel efficiency due to the overlap of intake and exhaust phases. This is where inverted scavenging comes into play, offering a solution to these common issues.The essence of inverted scavenging lies in its unique approach to managing the flow of gases within the engine. By strategically designing the intake and exhaust ports, engineers can create a pressure differential that allows for more effective expulsion of exhaust gases. Instead of relying solely on the momentum of incoming fresh charge to push out the spent gases, inverted scavenging utilizes a reverse flow technique. This means that the dynamics of the gas flow are inverted, enabling a more thorough clearing of the combustion chamber.One of the key benefits of inverted scavenging is its ability to reduce the amount of unburned fuel that escapes during the scavenging process. In traditional systems, some of the fresh charge can be lost along with the exhaust, leading to increased emissions and decreased efficiency. With the implementation of inverted scavenging, the engine can achieve a more complete combustion cycle, resulting in lower emissions and better fuel economy.Moreover, inverted scavenging can also contribute to improved engine performance. By ensuring that the combustion chamber is effectively cleared of exhaust gases, the engine can take in a larger volume of fresh air-fuel mixture for the next cycle. This leads to a more powerful explosion during combustion, ultimately translating into enhanced power output. For manufacturers and consumers alike, this means better performance without compromising environmental standards.In conclusion, the concept of inverted scavenging (反向清扫) represents a significant advancement in engine design, particularly for two-stroke engines. By rethinking traditional scavenging methods, engineers have developed a technique that not only improves efficiency but also reduces emissions and enhances overall performance. As the automotive and machinery industries continue to evolve, innovations like inverted scavenging will play a vital role in shaping the future of engine technology, making it more sustainable and efficient for generations to come.

在工程领域，特别是在内燃机设计中，反向清扫的概念起着至关重要的作用。这个术语指的是一种特定的废气排放方法，与传统的清扫技术相比，显得有些反直觉。通常，清扫涉及将废气从燃烧室排出，以便让新鲜的空气-燃料混合物进入下一个燃烧周期。然而，在反向清扫中，这一过程被改变，以提高效率和性能，尤其是在二冲程发动机中。二冲程发动机以其简单性和功率重量比而闻名，因此在从摩托车到链锯等各种应用中都很受欢迎。然而，由于进气和排气阶段的重叠，它们往往会遭遇不完全燃烧和燃油效率低下的问题。这就是反向清扫发挥作用的地方，为这些常见问题提供了解决方案。反向清扫的本质在于其独特的气体流动管理方法。通过战略性地设计进气口和排气口，工程师可以创造出一种压力差，使废气更有效地排出。与其仅依靠新鲜混合气的动量来推动废气的排出，反向清扫利用了逆流技术。这意味着气体流动的动力学被反转，从而实现了对燃烧室的更彻底清理。反向清扫的一个关键好处是能够减少在清扫过程中未燃烧燃料的排放。在传统系统中，一些新鲜混合气可能会与废气一起流失，导致排放增加和效率降低。通过实施反向清扫，发动机可以实现更完整的燃烧周期，从而减少排放并改善燃油经济性。此外，反向清扫还可以促进发动机性能的提升。通过确保燃烧室有效清除废气，发动机能够在下一个周期吸入更大体积的新鲜空气-燃料混合物。这导致燃烧过程中产生更强的爆炸，最终转化为增强的功率输出。对于制造商和消费者而言，这意味着在不妥协环境标准的情况下获得更好的性能。总之，反向清扫（反向清扫）这一概念代表了发动机设计的重大进步，特别是对于二冲程发动机。通过重新思考传统的清扫方法，工程师们开发出了一种不仅提高效率，而且减少排放和增强整体性能的技术。随着汽车和机械工业的不断发展，像反向清扫这样的创新将在塑造未来发动机技术方面发挥至关重要的作用，使其在未来几代人中更加可持续和高效。