fuel air mixture

简明释义

燃料空气混合气

英英释义

例句

1.Adjusting the fuel air mixture can improve fuel efficiency in a vehicle.

调整燃油空气混合物可以提高车辆的燃油效率。

2.The technician measured the fuel air mixture to ensure optimal combustion.

技术员测量了燃油空气混合物以确保最佳燃烧效果。

3.The engine's performance depends heavily on the correct ratio of fuel air mixture.

发动机的性能在很大程度上依赖于正确的燃油空气混合物比例。

4.A rich fuel air mixture can lead to incomplete combustion.

富含的燃油空气混合物可能导致燃烧不完全。

5.In aircraft engines, the fuel air mixture is crucial for maintaining altitude.

在飞机发动机中，燃油空气混合物对于维持高度至关重要。

作文

The concept of fuel air mixture plays a crucial role in the functioning of internal combustion engines. Understanding how this mixture works is essential for optimizing engine performance and efficiency. The fuel air mixture refers to the combination of fuel and air that is drawn into the engine's combustion chamber, where it is ignited to produce power. The correct ratio of fuel to air is vital; too much fuel can lead to incomplete combustion, resulting in wasted energy and increased emissions, while too little fuel can cause the engine to run lean, leading to overheating and potential damage.In an ideal scenario, the fuel air mixture needs to be balanced to ensure that the engine operates smoothly and efficiently. This balance is often represented by the air-fuel ratio (AFR), which is the weight of air compared to the weight of fuel. Most gasoline engines operate best with an AFR of about 14.7:1, which means 14.7 parts of air for every one part of fuel. However, this ratio can vary depending on the type of engine, its design, and the specific operating conditions.To achieve the optimal fuel air mixture, modern vehicles are equipped with sophisticated fuel management systems that monitor various parameters such as engine temperature, load, and speed. These systems adjust the amount of fuel injected into the combustion chamber to maintain the desired AFR. Additionally, sensors like the oxygen sensor play a key role in providing feedback to the engine control unit (ECU) about the composition of the exhaust gases, allowing for real-time adjustments to the fuel air mixture.Moreover, understanding the fuel air mixture is not only significant for traditional gasoline engines but also for alternative fuel sources, such as diesel engines and biofuels. Diesel engines, for example, utilize a different process where air is compressed first, leading to higher temperatures before fuel is injected. This results in a different fuel air mixture dynamic, emphasizing the importance of understanding the specific requirements for each type of engine.In recent years, there has been a growing interest in improving the fuel air mixture for better environmental performance. With the increasing concern over climate change and air pollution, manufacturers are focusing on developing technologies that enhance combustion efficiency and reduce emissions. Innovations such as direct fuel injection and turbocharging have emerged, allowing for a more precise control of the fuel air mixture and ultimately leading to cleaner and more efficient engines.In conclusion, the fuel air mixture is a fundamental aspect of engine operation that directly influences performance, efficiency, and emissions. A thorough understanding of how to optimize this mixture is essential for engineers and automotive enthusiasts alike. As technology continues to advance, the quest for the perfect fuel air mixture will remain a key focus in the automotive industry, driving innovations that benefit both consumers and the environment.

“燃料空气混合物”的概念在内燃机的运作中起着至关重要的作用。理解这种混合物的工作原理对于优化发动机性能和效率至关重要。“燃料空气混合物”是指被吸入发动机燃烧室的燃料和空气的组合，在那里它被点燃以产生动力。燃料与空气的正确比例至关重要；过多的燃料会导致燃烧不完全，造成能量浪费和排放增加，而燃料过少会使发动机运行偏瘦，导致过热和潜在损坏。在理想情况下，“燃料空气混合物”需要保持平衡，以确保发动机平稳高效地运行。这种平衡通常用空气-燃料比（AFR）表示，即空气的重量与燃料的重量之比。大多数汽油发动机在约14.7:1的AFR下运行最佳，这意味着每一份燃料对应14.7份空气。然而，这一比例可能会因发动机类型、设计及具体操作条件而有所变化。为了实现最佳的“燃料空气混合物”，现代车辆配备了复杂的燃料管理系统，这些系统监测发动机温度、负载和速度等各种参数。这些系统调整注入燃烧室的燃料量，以维持所需的AFR。此外，氧传感器等传感器在向发动机控制单元（ECU）提供有关废气成分的反馈方面发挥着关键作用，从而实现对“燃料空气混合物”的实时调整。此外，理解“燃料空气混合物”不仅对传统的汽油发动机重要，对替代燃料来源（如柴油发动机和生物燃料）同样如此。例如，柴油发动机采用不同的过程，首先压缩空气，导致温度升高，然后再注入燃料。这导致了不同的“燃料空气混合物”动态，强调了理解每种类型发动机特定需求的重要性。近年来，改善“燃料空气混合物”以提高环境性能的兴趣日益增长。随着对气候变化和空气污染的关注加剧，制造商正专注于开发提高燃烧效率和减少排放的技术。直接喷油和涡轮增压等创新应运而生，使得对“燃料空气混合物”的更精确控制成为可能，从而最终导致更清洁、更高效的发动机。总之，“燃料空气混合物”是发动机运作的基本方面，直接影响性能、效率和排放。深入了解如何优化这种混合物对工程师和汽车爱好者而言至关重要。随着技术的不断进步，追求完美的“燃料空气混合物”将继续成为汽车工业的关键焦点，推动有利于消费者和环境的创新。