actual octane value

简明释义

1. 纯汽油组分辛烷值; 2. 实际辛烷值;

英英释义

例句

1.The engine performance improved significantly when we measured the fuel's actual octane value 实际辛烷值.

当我们测量燃料的实际辛烷值时，发动机性能显著提高。

2.Fuel efficiency can be affected by the actual octane value 实际辛烷值 of the fuel you use.

您使用的燃料的实际辛烷值可能会影响燃油效率。

3.The manufacturer claims that their premium fuel has a higher actual octane value 实际辛烷值 than regular options.

制造商声称，他们的高档燃料具有比普通选项更高的实际辛烷值。

4.During testing, we found that the actual octane value 实际辛烷值 was lower than expected.

在测试中，我们发现实际辛烷值低于预期。

5.To ensure optimal combustion, it's important to know the actual octane value 实际辛烷值 of the gasoline used.

为了确保最佳燃烧，了解所用汽油的实际辛烷值是很重要的。

作文

The importance of understanding fuel quality cannot be overstated, especially when it comes to the performance of vehicles. One critical aspect of fuel quality is its octane rating, which indicates how well the fuel can resist knocking during combustion. The term actual octane value refers to the precise measurement of a fuel's octane level, as opposed to the nominal or advertised octane rating. This distinction is crucial for consumers and automotive engineers alike, as it affects engine performance, efficiency, and longevity.When drivers fill up their tanks, they often look at the octane rating displayed at the pump. However, many may not realize that the actual octane value can vary based on several factors, including the fuel's formulation, temperature, and even the storage conditions. For instance, gasoline that is stored for an extended period may degrade, leading to a lower actual octane value. This degradation can result in engine knocking, reduced power output, and increased emissions, ultimately affecting the overall driving experience.Automakers design engines with specific octane requirements to optimize performance and efficiency. High-performance vehicles typically require fuels with higher octane ratings because these engines operate at higher compression ratios. In such cases, using fuel with an actual octane value lower than recommended can lead to pre-ignition or knocking, which can cause severe engine damage over time. Therefore, understanding the actual octane value of the fuel is essential for maintaining the health of the engine and ensuring optimal performance.Moreover, the actual octane value is not only relevant for gasoline but also for alternative fuels such as ethanol and biodiesel. These fuels have different combustion characteristics and may require specific adjustments to the engine to accommodate their unique properties. For example, ethanol has a higher octane rating compared to regular gasoline, which can enhance performance when used in certain engines. However, the actual octane value of ethanol blends can fluctuate based on the concentration of ethanol in the mix, making it crucial for consumers to understand what they are putting into their vehicles.In addition to individual vehicle performance, the actual octane value has broader implications for environmental sustainability. Fuels with higher octane ratings tend to burn more efficiently, producing fewer emissions. As the automotive industry shifts towards more eco-friendly alternatives, the role of the actual octane value will become increasingly important. Policymakers and industry leaders must ensure that fuel quality standards are upheld, allowing consumers to make informed choices that benefit both their vehicles and the environment.In conclusion, the concept of actual octane value plays a vital role in the automotive world. It influences engine performance, fuel efficiency, and environmental impact. As consumers become more aware of the significance of fuel quality, understanding the actual octane value will empower them to make better choices for their vehicles. In an era where sustainability and efficiency are paramount, grasping the nuances of fuel composition, including its actual octane value, is essential for every driver looking to maximize their vehicle's potential.

理解燃料质量的重要性不容小觑，尤其是在汽车性能方面。燃料质量的一个关键方面是其辛烷值，这表明燃料在燃烧过程中抵抗爆震的能力。术语实际辛烷值指的是燃料辛烷水平的精确测量，而不是名义或宣传的辛烷值。这一区别对于消费者和汽车工程师来说至关重要，因为它影响着发动机的性能、效率和寿命。当司机加油时，他们通常会查看油泵上显示的辛烷值。然而，许多人可能没有意识到，实际辛烷值可能会因多种因素而有所不同，包括燃料的配方、温度，甚至储存条件。例如，储存时间较长的汽油可能会降解，从而导致实际辛烷值降低。这种降解可能导致发动机爆震、功率输出减少和排放增加，最终影响整体驾驶体验。汽车制造商设计发动机时，会考虑特定的辛烷要求，以优化性能和效率。高性能车辆通常需要具有更高辛烷值的燃料，因为这些发动机在更高的压缩比下运行。在这种情况下，使用实际辛烷值低于推荐值的燃料可能会导致预点火或爆震，从而随着时间的推移造成严重的发动机损坏。因此，了解燃料的实际辛烷值对维护发动机健康和确保最佳性能至关重要。此外，实际辛烷值不仅与汽油相关，还与乙醇和生物柴油等替代燃料相关。这些燃料具有不同的燃烧特性，可能需要对发动机进行特定调整以适应其独特的性质。例如，乙醇的辛烷值高于普通汽油，当用于某些发动机时可以提升性能。然而，乙醇混合物的实际辛烷值可能会根据混合中乙醇的浓度而波动，因此消费者了解他们所使用的燃料非常重要。除了个别车辆性能外，实际辛烷值对环境可持续性也具有更广泛的影响。辛烷值较高的燃料往往燃烧更高效，产生更少的排放。随着汽车工业向更环保的替代品转型，实际辛烷值的作用将变得越来越重要。政策制定者和行业领导者必须确保燃料质量标准得到遵守，使消费者能够做出有利于他们的车辆和环境的明智选择。总之，实际辛烷值的概念在汽车世界中扮演着至关重要的角色。它影响着发动机性能、燃料效率和环境影响。随着消费者对燃料质量重要性的认识不断提高，理解实际辛烷值将使他们能够为自己的车辆做出更好的选择。在可持续性和效率至关重要的时代，掌握燃料成分的细微差别，包括其实际辛烷值，对每位希望最大化其车辆潜力的驾驶者来说都是必不可少的。