retarding ignition

简明释义

延迟点火

英英释义

例句

1.For turbocharged engines, retarding ignition is crucial during high boost conditions.

对于涡轮增压发动机，在高增压条件下，延迟点火是至关重要的。

2.In colder climates, retarding ignition can help engines start more easily.

在寒冷气候中，延迟点火可以帮助发动机更容易启动。

3.The mechanic explained that retarding ignition could lead to better fuel efficiency.

机械师解释说，延迟点火可以提高燃油效率。

4.The engine's timing was adjusted to improve performance by retarding ignition.

通过延迟点火来调整发动机的时机，从而提高性能。

5.To prevent knocking in high-performance engines, retarding ignition is often necessary.

为了防止高性能发动机发生敲击，通常需要延迟点火。

作文

In the world of automotive engineering, understanding the concept of retarding ignition is crucial for optimizing engine performance and efficiency. Retarding ignition refers to the process of delaying the timing of the spark that ignites the air-fuel mixture in an internal combustion engine. This adjustment is made to prevent knocking, which can cause significant damage to the engine over time. By controlling when the ignition occurs, engineers can enhance fuel efficiency and reduce harmful emissions, making vehicles more environmentally friendly.The importance of retarding ignition becomes evident when we consider the factors that contribute to engine knocking. Knocking occurs when the air-fuel mixture ignites prematurely, resulting in a sharp and uncontrolled explosion within the cylinder. This not only leads to a loss of power but can also cause severe wear and tear on engine components. Therefore, by implementing retarding ignition, engineers can ensure that the ignition occurs at the optimal moment, allowing for a smoother and more efficient combustion process.Moreover, retarding ignition is particularly beneficial in high-performance engines that operate under extreme conditions. These engines often require precise adjustments to maintain optimal performance. For instance, during acceleration or when climbing steep hills, the engine may experience increased pressure and temperature, which can lead to knocking if the ignition timing is not properly managed. By retarding the ignition at these critical moments, the engine can continue to perform at its best without the risk of damage.In addition to improving performance, retarding ignition can also contribute to better fuel economy. When the ignition timing is optimized, the engine burns fuel more efficiently, which can lead to lower fuel consumption. This is especially important in today’s world, where fuel prices are continually rising and environmental concerns are at the forefront of public discourse. By understanding and applying the principles of retarding ignition, manufacturers can produce vehicles that not only perform well but also consume less fuel and produce fewer emissions.Furthermore, advancements in technology have allowed for more precise control over ignition timing. Modern vehicles often come equipped with sophisticated engine management systems that can adjust ignition timing in real-time based on various factors such as engine load, temperature, and throttle position. This level of control ensures that retarding ignition can be applied dynamically, providing optimal performance under varying driving conditions.In conclusion, the concept of retarding ignition plays a vital role in the field of automotive engineering. It helps prevent engine knocking, enhances performance, improves fuel efficiency, and reduces emissions. As technology continues to evolve, the ability to precisely control ignition timing will only become more refined, leading to even greater advancements in vehicle performance and environmental sustainability. Understanding retarding ignition is essential for anyone interested in the mechanics of engines and the future of automotive design.

在汽车工程的世界中，理解“延迟点火”的概念对于优化发动机性能和效率至关重要。延迟点火是指延迟点燃内燃机中空气-燃料混合物的火花时机的过程。这一调整是为了防止爆震，这可能会随着时间的推移对发动机造成重大损害。通过控制点火发生的时刻，工程师可以提高燃油效率并减少有害排放，使车辆更加环保。考虑到导致发动机爆震的因素，延迟点火的重要性变得显而易见。爆震发生在空气-燃料混合物提前点燃时，导致气缸内发生剧烈且失控的爆炸。这不仅会导致动力损失，还会对发动机组件造成严重磨损。因此，通过实施延迟点火，工程师可以确保点火在最佳时刻发生，从而实现更平稳、更高效的燃烧过程。此外，延迟点火在极端条件下运行的高性能发动机中尤为有利。这些发动机通常需要精确的调整以维持最佳性能。例如，在加速或爬坡时，发动机可能会经历增加的压力和温度，如果点火时机管理不当，就可能导致爆震。通过在这些关键时刻延迟点火，发动机可以继续以最佳状态运行，而不必担心损坏。除了改善性能外，延迟点火还可以促进更好的燃油经济性。当点火时机得到优化时，发动机燃烧燃料的效率更高，这可能导致燃油消耗降低。在今天这个燃油价格不断上涨、环境问题备受关注的时代，这一点尤为重要。通过理解和应用延迟点火的原理，制造商可以生产出不仅性能优越，而且燃油消耗更少、排放更低的车辆。此外，技术的进步使得对点火时机的更精确控制成为可能。现代车辆往往配备复杂的发动机管理系统，可以根据各种因素（如发动机负荷、温度和油门位置）实时调整点火时机。这种控制水平确保了延迟点火可以动态应用，在不同驾驶条件下提供最佳性能。总之，“延迟点火”的概念在汽车工程领域发挥着重要作用。它有助于防止发动机爆震、增强性能、改善燃油效率并减少排放。随着技术的不断发展，对点火时机的精确控制将变得更加完善，从而推动车辆性能和环境可持续性的更大进步。理解延迟点火对于任何对发动机机械和汽车设计未来感兴趣的人来说都是至关重要的。