valve controlled port scavenging

简明释义

阀控制气口扫气

英英释义

例句

1.The performance gains from valve controlled port scavenging are noticeable in high-performance motorcycles.

在高性能摩托车中，阀控进气口清扫带来的性能提升是显而易见的。

2.The engine utilizes valve controlled port scavenging to improve efficiency during the intake stroke.

该发动机利用阀控进气口清扫在进气冲程中提高效率。

3.In two-stroke engines, valve controlled port scavenging helps reduce unburned fuel emissions.

在二冲程发动机中，阀控进气口清扫有助于减少未燃烧燃料的排放。

4.Manufacturers are increasingly adopting valve controlled port scavenging in their new models.

制造商越来越多地在其新型号中采用阀控进气口清扫。

5.The design of valve controlled port scavenging allows for better control of the air-fuel mixture.

设计阀控进气口清扫可以更好地控制空气-燃料混合物。

作文

In the world of internal combustion engines, various mechanisms are employed to enhance efficiency and performance. One such mechanism is known as valve controlled port scavenging, which plays a crucial role in the operation of two-stroke engines. This method involves the use of valves to control the intake and exhaust processes, thereby improving the overall scavenging efficiency. Scavenging refers to the process of removing spent exhaust gases from the combustion chamber and replacing them with fresh air-fuel mixture. In traditional two-stroke engines, this process can be quite inefficient due to the overlapping of intake and exhaust flows, leading to a loss of unburned fuel. However, with valve controlled port scavenging systems, the timing and flow of gases can be precisely managed, resulting in better engine performance.The primary advantage of valve controlled port scavenging is its ability to optimize the scavenging process. By using valves to open and close ports at specific times during the engine cycle, manufacturers can ensure that the fresh charge enters the combustion chamber while minimizing the escape of exhaust gases. This not only increases the power output but also enhances fuel efficiency, making the engine more environmentally friendly. Additionally, this system allows for better control over the combustion process, which can lead to reduced emissions and improved overall engine reliability.Another significant aspect of valve controlled port scavenging is its impact on engine design. Unlike traditional two-stroke engines that rely on fixed ports, the implementation of valves allows for greater flexibility in engine configurations. Engineers can design engines with varying displacement and power characteristics, catering to different applications, from small scooters to high-performance racing machines. This adaptability has made valve controlled port scavenging a popular choice among manufacturers aiming to meet diverse market demands.Moreover, valve controlled port scavenging systems can also contribute to advancements in turbocharging and supercharging technologies. By optimizing the flow of gases within the engine, these systems can work in tandem with forced induction methods to further enhance performance. The combination of forced induction and efficient scavenging can result in significant power gains, making this technology a focal point in modern engine development.In conclusion, valve controlled port scavenging represents a significant evolution in the design and function of two-stroke engines. By improving the efficiency of the scavenging process, it not only enhances engine performance but also contributes to lower emissions and better fuel economy. As automotive technology continues to advance, the importance of such innovative mechanisms will only grow, paving the way for more efficient and environmentally friendly engines in the future. The adoption of valve controlled port scavenging illustrates how engineering ingenuity can lead to substantial improvements in engine technology, ultimately benefiting both manufacturers and consumers alike.

在内燃机的世界中，采用各种机制来提高效率和性能。其中一种机制被称为阀门控制的进气口清扫，它在二冲程发动机的运行中发挥着至关重要的作用。这种方法涉及使用阀门来控制进气和排气过程，从而改善整体清扫效率。清扫指的是从燃烧室中去除废弃废气并用新鲜空气-燃料混合物替代的过程。在传统的二冲程发动机中，由于进气和排气流动的重叠，这一过程可能非常低效，导致未燃油的损失。然而，通过使用阀门控制的进气口清扫系统，可以精确管理气体的时机和流量，从而提高发动机性能。阀门控制的进气口清扫的主要优点是能够优化清扫过程。通过在发动机循环的特定时刻打开和关闭进气口，制造商可以确保新鲜混合气进入燃烧室，同时将废气的逸出降到最低。这不仅增加了功率输出，还提高了燃油效率，使发动机更加环保。此外，该系统还允许对燃烧过程进行更好的控制，从而减少排放，提高整体发动机的可靠性。阀门控制的进气口清扫的另一个重要方面是其对发动机设计的影响。与依赖固定进气口的传统二冲程发动机不同，阀门的实施允许在发动机配置上有更大的灵活性。工程师可以设计具有不同排量和功率特性的发动机，以满足从小型踏板车到高性能赛车的不同应用需求。这种适应性使得阀门控制的进气口清扫成为制造商满足多样化市场需求的热门选择。此外，阀门控制的进气口清扫系统还可以促进涡轮增压和机械增压技术的发展。通过优化发动机内部气体的流动，这些系统可以与强制进气方法协同工作，进一步增强性能。强制进气与高效清扫的结合可以带来显著的动力提升，使这一技术成为现代发动机发展的重点。总之，阀门控制的进气口清扫代表了二冲程发动机设计和功能的重要演变。通过提高清扫过程的效率，它不仅增强了发动机性能，还为降低排放和改善燃油经济性做出了贡献。随着汽车技术的不断进步，这种创新机制的重要性只会不断增长，为未来更高效和环保的发动机铺平道路。阀门控制的进气口清扫的采用展示了工程智慧如何在发动机技术中实现实质性改进，最终惠及制造商和消费者。