air fuel ratio

简明释义

空气燃料比

英英释义

例句

1.To optimize fuel efficiency, mechanics often adjust the air fuel ratio 空气燃料比 during routine maintenance.

为了优化燃油效率，机械师通常在例行维护中调整空气燃料比 空气燃料比。

2.Monitoring the air fuel ratio 空气燃料比 in real-time can help diagnose engine problems quickly.

实时监测空气燃料比 空气燃料比可以帮助快速诊断发动机问题。

3.A rich air fuel ratio 空气燃料比 can result in poor fuel economy and increased carbon deposits.

富裕的空气燃料比 空气燃料比可能导致燃油经济性差和碳沉积增加。

4.A lean air fuel ratio 空气燃料比 can lead to higher emissions and potential engine knocking.

偏瘦的空气燃料比 空气燃料比可能导致更高的排放和潜在的发动机敲击。

5.The engine's performance is heavily influenced by the air fuel ratio 空气燃料比, which determines how efficiently fuel is burned.

发动机的性能受到空气燃料比 空气燃料比的影响，这决定了燃料燃烧的效率。

作文

The concept of air fuel ratio is crucial in the field of combustion and engine performance. It refers to the proportion of air to fuel that is mixed and burned in an engine or combustion system. Understanding the air fuel ratio is essential for optimizing efficiency, reducing emissions, and ensuring the overall functionality of internal combustion engines. An optimal air fuel ratio allows for complete combustion of the fuel, which maximizes energy output while minimizing harmful byproducts such as carbon monoxide and unburned hydrocarbons.In internal combustion engines, the air fuel ratio can significantly affect performance. A mixture that is too rich in fuel (high fuel content relative to air) can lead to incomplete combustion, resulting in wasted fuel and increased emissions. Conversely, a mixture that is too lean (high air content relative to fuel) can cause the engine to run hot, potentially leading to engine knocking or damage. Therefore, maintaining the correct air fuel ratio is vital for the longevity and efficiency of an engine.Different types of engines have different optimal air fuel ratios. For example, gasoline engines typically operate best with a ratio of about 14.7:1, meaning 14.7 parts of air for every part of fuel. Diesel engines, on the other hand, can function effectively with a much leaner air fuel ratio, often around 18:1 or even higher. This difference is primarily due to the varying combustion processes and characteristics of the fuels used.The air fuel ratio is also an important factor in environmental considerations. Stricter emissions regulations have prompted manufacturers to design engines that operate with more precise control over the air fuel ratio. Advanced technologies such as electronic fuel injection and oxygen sensors allow for real-time adjustments to the air fuel ratio, ensuring optimal combustion under various operating conditions. This not only enhances performance but also helps in meeting environmental standards by reducing harmful emissions.In addition to its role in engine performance, the air fuel ratio is also significant in other applications, such as industrial burners and power generation systems. In these contexts, achieving the right air fuel ratio can lead to improved efficiency and reduced operating costs. Operators must monitor and adjust the air fuel ratio continuously to ensure that the combustion process remains efficient and environmentally friendly.In conclusion, the air fuel ratio is a fundamental aspect of combustion technology that impacts engine performance, fuel efficiency, and environmental sustainability. By understanding and controlling the air fuel ratio, engineers and operators can optimize combustion processes across various applications, from automotive engines to industrial systems. As technology advances, the ability to precisely manage the air fuel ratio will continue to play a vital role in the development of cleaner and more efficient energy solutions.

空气燃料比的概念在燃烧和发动机性能领域至关重要。它指的是在发动机或燃烧系统中混合和燃烧的空气与燃料的比例。理解空气燃料比对于优化效率、减少排放以及确保内燃机的整体功能至关重要。最佳的空气燃料比允许燃料的完全燃烧，从而最大化能量输出，同时最小化有害副产品，如一氧化碳和未燃烧的烃。在内燃机中，空气燃料比会显著影响性能。过于富含燃料的混合物（相对于空气的高燃料含量）可能导致不完全燃烧，从而造成燃料浪费和增加排放。相反，过于稀薄的混合物（相对于燃料的高空气含量）可能导致发动机过热，可能会引起发动机敲击或损坏。因此，保持正确的空气燃料比对发动机的耐用性和效率至关重要。不同类型的发动机有不同的最佳空气燃料比。例如，汽油发动机通常在约14.7:1的比率下运行最佳，这意味着每一部分燃料需要14.7部分空气。柴油发动机则可以在更稀薄的空气燃料比下有效运作，通常在18:1或更高。这种差异主要是由于所使用的燃料的燃烧过程和特性不同。空气燃料比也是环境考虑的重要因素。更严格的排放法规促使制造商设计出能够更精确控制空气燃料比的发动机。先进的技术，如电子燃油喷射和氧气传感器，允许对空气燃料比进行实时调整，确保在各种操作条件下的最佳燃烧。这不仅提高了性能，还有助于满足环保标准，减少有害排放。除了在发动机性能中的作用外，空气燃料比在其他应用中也具有重要意义，例如工业燃烧器和发电系统。在这些背景下，实现正确的空气燃料比可以提高效率并降低运营成本。操作员必须持续监测和调整空气燃料比，以确保燃烧过程保持高效且环保。总之，空气燃料比是燃烧技术的基本方面，影响着发动机性能、燃料效率和环境可持续性。通过理解和控制空气燃料比，工程师和操作员可以优化各种应用中的燃烧过程，从汽车发动机到工业系统。随着技术的进步，精确管理空气燃料比的能力将继续在开发更清洁、更高效的能源解决方案中发挥重要作用。