ignition advance angle

简明释义

点火提前角

英英释义

例句

1.The mechanic adjusted the ignition advance angle to improve engine performance.

机械师调整了点火提前角以提高发动机性能。

2.A higher ignition advance angle can lead to better fuel efficiency.

更高的点火提前角可以提高燃油效率。

3.During the tuning process, we measured the ignition advance angle with a timing light.

在调校过程中，我们使用定时灯测量了点火提前角。

4.The manufacturer recommends a specific ignition advance angle for optimal performance.

制造商建议使用特定的点火提前角以获得最佳性能。

5.Incorrect ignition advance angle settings can cause engine knocking.

不正确的点火提前角设置可能导致发动机敲击。

作文

The performance of an internal combustion engine is influenced by various factors, one of which is the ignition advance angle. This term refers to the timing of the spark that ignites the air-fuel mixture in the engine's cylinders. The ignition advance angle is measured in degrees before the piston reaches the top dead center (TDC) during the compression stroke. Proper adjustment of this angle is crucial for optimizing engine efficiency and power output.When the ignition advance angle is set too early, it can lead to knocking or pinging, which is a detrimental condition that occurs when the air-fuel mixture detonates prematurely. This can cause severe damage to the engine over time. Conversely, if the angle is set too late, the engine may not achieve its full potential in terms of power and fuel efficiency. Therefore, finding the right balance is essential for any engine tuning process.In modern vehicles, the ignition advance angle is often controlled by the engine control unit (ECU), which adjusts the timing based on various parameters such as engine speed, load, and temperature. This dynamic adjustment allows the engine to perform optimally under different driving conditions. For instance, during acceleration, the ECU may advance the ignition timing to provide more power, while during cruising, it may retard the timing to improve fuel economy.Understanding the ignition advance angle is not only important for automotive engineers but also for enthusiasts who wish to modify their vehicles for better performance. By tuning the ignition timing, one can significantly enhance the throttle response and overall driving experience. Various aftermarket tuning tools and software are available that allow users to adjust the ignition advance angle according to their preferences and engine specifications.In addition to performance benefits, the correct ignition advance angle can also reduce harmful emissions. When combustion occurs at the optimal moment, it results in a more complete burn of the air-fuel mixture, leading to fewer unburned hydrocarbons being released into the environment. This aspect is increasingly important as regulations around vehicle emissions become stricter worldwide.In conclusion, the ignition advance angle plays a pivotal role in the overall performance and efficiency of internal combustion engines. Whether you are a professional mechanic or a car enthusiast, understanding how to adjust this angle can lead to significant improvements in your vehicle's performance, fuel efficiency, and emissions. As technology continues to evolve, the methods for measuring and adjusting the ignition advance angle will likely become even more sophisticated, offering drivers enhanced control over their engines and driving experiences.

内燃机的性能受到多种因素的影响，其中一个因素就是点火提前角。这个术语指的是点燃发动机气缸中空气-燃料混合物的火花的时机。点火提前角是指在活塞到达上死点（TDC）之前的度数测量。在优化发动机效率和功率输出方面，适当调整这个角度至关重要。当点火提前角设定得过早时，可能会导致敲击或嗡嗡声，这是一种有害的情况，发生在空气-燃料混合物过早点燃时。这可能会随着时间的推移对发动机造成严重损害。相反，如果角度设置得太晚，发动机可能无法在功率和燃油效率方面达到其全部潜力。因此，找到合适的平衡对于任何发动机调校过程都是必不可少的。在现代车辆中，点火提前角通常由发动机控制单元（ECU）控制，该单元根据各种参数（如发动机转速、负载和温度）调整时机。这种动态调整使发动机在不同驾驶条件下都能最佳性能。例如，在加速时，ECU可能会提前点火时机以提供更多动力，而在巡航时，它可能会延迟时机以提高燃油经济性。理解点火提前角不仅对汽车工程师很重要，也对希望改装车辆以提高性能的爱好者至关重要。通过调节点火时机，可以显著增强油门响应和整体驾驶体验。市面上有各种售后市场调校工具和软件，允许用户根据自己的偏好和发动机规格调整点火提前角。除了性能优势外，正确的点火提前角也可以减少有害排放。当燃烧发生在最佳时刻时，会导致空气-燃料混合物更完全地燃烧，从而释放出更少的未燃烃到环境中。随着全球对车辆排放的法规日益严格，这一方面变得越来越重要。总之，点火提前角在内燃机的整体性能和效率中发挥着关键作用。无论你是专业机械师还是汽车爱好者，了解如何调整这个角度都可以显著改善车辆的性能、燃油效率和排放。随着技术的不断发展，测量和调整点火提前角的方法可能会变得更加复杂，为驾驶者提供更强大的发动机和驾驶体验控制。