air inlet stroke

简明释义

进气行程

英英释义

例句

1.The engine's performance improved significantly after adjusting the air inlet stroke.

在调整了进气行程后，发动机的性能显著改善。

2.The technician explained how the air inlet stroke affects combustion.

技术员解释了进气行程如何影响燃烧。

3.During the test, we measured the air inlet stroke to ensure optimal airflow.

在测试过程中，我们测量了进气行程以确保最佳气流。

4.In our latest model, the air inlet stroke was redesigned for better efficiency.

在我们的最新型号中，进气行程经过重新设计，以提高效率。

5.A longer air inlet stroke can enhance the engine's power output.

更长的进气行程可以增强发动机的功率输出。

作文

The efficiency of an engine is often determined by various factors, one of which is the process known as the air inlet stroke. This term refers to the phase in an engine's operation where air is drawn into the combustion chamber. Understanding this process is crucial for anyone interested in automotive engineering or mechanics. During the air inlet stroke, the engine's piston moves downwards in the cylinder, creating a vacuum that allows atmospheric air to enter. This air is essential for the combustion process, as it mixes with fuel to produce the energy needed to power the vehicle. The air inlet stroke is part of the four-stroke cycle, which also includes the compression stroke, power stroke, and exhaust stroke. Each stroke plays a vital role in the overall performance of the engine. The efficiency of the air inlet stroke can significantly affect the engine’s power output and fuel efficiency. For instance, if the engine does not draw in enough air during this phase, it may lead to incomplete combustion, resulting in reduced power and increased emissions. Moreover, various factors can influence the effectiveness of the air inlet stroke. The design of the intake manifold, the size of the air filter, and even the atmospheric conditions can all play a role. Engineers often experiment with different designs and materials to optimize the air inlet stroke for maximum performance. This optimization can lead to improvements in acceleration, fuel economy, and overall engine longevity. In modern engines, technology has advanced to enhance the air inlet stroke. Many vehicles now come equipped with turbochargers or superchargers, which force more air into the combustion chamber than what would be possible through natural aspiration alone. This increase in air volume can significantly boost an engine’s power output. However, it also requires careful management of the fuel-air mixture to ensure proper combustion occurs. Additionally, the timing of the air inlet stroke is critical. Engine control units (ECUs) are programmed to open the intake valves at precise moments to maximize airflow. This precision is essential for maintaining the balance between power and efficiency. Any delay or premature opening can disrupt the entire combustion cycle, leading to performance issues. In conclusion, the air inlet stroke is a fundamental component of engine operation that influences overall performance. Its importance cannot be overstated, as it directly affects the amount of air available for combustion. By understanding and optimizing this process, engineers can create more efficient and powerful engines. As technology continues to evolve, the methods for enhancing the air inlet stroke will likely become even more advanced, leading to further improvements in automotive performance and sustainability.

发动机的效率通常由多个因素决定，其中之一就是被称为进气冲程的过程。这个术语指的是发动机运行中的一个阶段，在这个阶段，空气被吸入燃烧室。理解这个过程对于任何对汽车工程或机械感兴趣的人来说都是至关重要的。在进气冲程期间，发动机的活塞在气缸中向下移动，产生真空，使大气空气进入。空气对于燃烧过程至关重要，因为它与燃料混合以产生驱动车辆所需的能量。进气冲程是四冲程循环的一部分，四冲程循环还包括压缩冲程、动力冲程和排气冲程。每个冲程在发动机的整体性能中都发挥着至关重要的作用。进气冲程的效率会显著影响发动机的功率输出和燃油效率。例如，如果发动机在这一阶段没有吸入足够的空气，可能会导致燃烧不完全，从而导致功率降低和排放增加。此外，各种因素都可以影响进气冲程的有效性。进气歧管的设计、空气滤清器的大小，甚至大气条件都可以发挥作用。工程师们常常实验不同的设计和材料，以优化进气冲程以获得最佳性能。这种优化可以提高加速、燃油经济性和整体发动机的使用寿命。在现代发动机中，技术已经进步到增强进气冲程的程度。许多车辆现在配备涡轮增压器或机械增压器，这些装置可以将更多的空气强制送入燃烧室，而这种方式是自然吸气无法实现的。这种空气体积的增加可以显著提升发动机的功率输出。然而，这也需要仔细管理燃油-空气混合比，以确保发生适当的燃烧。此外，进气冲程的时机至关重要。发动机控制单元（ECU）被编程在精确的时刻打开进气阀，以最大限度地提高气流。这种精确性对于保持功率和效率之间的平衡至关重要。任何延迟或过早打开都可能干扰整个燃烧周期，导致性能问题。总之，进气冲程是发动机运行的基本组成部分，影响整体性能。它的重要性不容小觑，因为它直接影响可用于燃烧的空气量。通过理解和优化这一过程，工程师们可以创造出更高效、更强大的发动机。随着技术的不断发展，增强进气冲程的方法可能会变得更加先进，从而进一步改善汽车性能和可持续性。