late ignition

简明释义

延迟点火

英英释义

例句

1.The technician explained that late ignition could lead to increased emissions and decreased fuel efficiency.

技术员解释说，点火延迟可能导致排放增加和燃油效率下降。

2.The engine experienced a problem with late ignition, causing it to misfire during acceleration.

发动机在加速时出现了点火延迟的问题，导致其失去动力。

3.The driver noticed a significant drop in power due to late ignition during highway driving.

驾驶员注意到在高速驾驶时，由于点火延迟，动力显著下降。

4.After diagnosing the vehicle, the team found that late ignition was the main cause of the rough idle.

在对车辆进行诊断后，团队发现点火延迟是导致怠速不稳的主要原因。

5.To improve performance, the mechanic adjusted the timing to eliminate late ignition issues.

为了提高性能，机械师调整了时机以消除点火延迟的问题。

作文

In the world of automotive engineering, the term late ignition refers to a situation where the fuel-air mixture in an engine is ignited later than optimal. This phenomenon can lead to various performance issues, affecting not only the efficiency of the engine but also its overall longevity. Understanding late ignition is crucial for anyone involved in vehicle maintenance or design, as it directly impacts fuel consumption and emissions. When an engine experiences late ignition, it means that the spark plug fires after the piston has already started its downward stroke. This delay can result in incomplete combustion, which not only wastes fuel but also produces harmful emissions. The timing of ignition is vital; ideally, the spark should occur just before the piston reaches its top dead center (TDC), ensuring that the fuel burns optimally and generates maximum power. Several factors can contribute to late ignition. One common cause is incorrect ignition timing settings. If the timing is set too far advanced, it can lead to knocking, while if it is set too late, it results in the aforementioned ignition delay. Additionally, worn spark plugs or faulty ignition coils can also cause this issue, as they may not produce a strong enough spark at the right time. The consequences of late ignition are manifold. Firstly, it can lead to reduced engine performance, as the vehicle may struggle to accelerate or maintain speed efficiently. Secondly, it can increase fuel consumption significantly, as more fuel is required to achieve the same level of power output. Lastly, prolonged instances of late ignition can cause damage to the engine over time, leading to costly repairs and decreased vehicle lifespan. To mitigate the effects of late ignition, regular maintenance is essential. This includes checking and replacing spark plugs, ensuring that ignition timing is correctly set, and inspecting ignition coils for any signs of wear. Additionally, using high-quality fuel can also help reduce the likelihood of ignition issues, as it burns more cleanly and efficiently. In conclusion, understanding the concept of late ignition is vital for anyone looking to maintain or improve their vehicle's performance. By being aware of the causes and effects of this issue, vehicle owners can take proactive steps to ensure their engines run smoothly and efficiently. Regular maintenance and attention to ignition systems can prevent the negative impacts associated with late ignition, ultimately leading to a more reliable and economical driving experience.

在汽车工程领域，术语late ignition指的是发动机中燃油与空气混合物的点火晚于最佳时机的情况。这种现象可能会导致各种性能问题，不仅影响发动机的效率，还影响其整体寿命。理解late ignition对任何参与车辆维护或设计的人来说都是至关重要的，因为它直接影响燃料消耗和排放。当发动机经历late ignition时，这意味着火花塞在活塞已经开始下行行程后才点火。这种延迟会导致燃烧不完全，不仅浪费燃料，还会产生有害排放。点火的时机至关重要；理想情况下，火花应在活塞达到上死点（TDC）之前发生，以确保燃料最佳燃烧并产生最大功率。造成late ignition的几个常见原因之一是点火时机设置不正确。如果时机设置得过于提前，可能会导致敲击，而如果设置得过晚，则会导致上述的点火延迟。此外，磨损的火花塞或故障的点火线圈也可能导致此问题，因为它们可能无法在正确的时间产生足够强的火花。late ignition的后果是多方面的。首先，它可能导致发动机性能下降，因为车辆可能难以高效加速或保持速度。其次，它可能显著增加燃料消耗，因为需要更多的燃料才能达到相同的功率输出。最后，长期出现late ignition可能会随着时间的推移对发动机造成损害，导致昂贵的维修和车辆使用寿命缩短。为了减轻late ignition的影响，定期维护是必不可少的。这包括检查和更换火花塞，确保点火时机正确设置，以及检查点火线圈是否有磨损迹象。此外，使用高质量的燃料也可以帮助减少点火问题的可能性，因为它燃烧得更干净，更有效。总之，理解late ignition的概念对任何希望维护或改善其车辆性能的人来说都是至关重要的。通过了解该问题的原因和影响，车辆所有者可以采取主动措施，确保其发动机平稳高效地运行。定期维护和关注点火系统可以防止与late ignition相关的负面影响，从而最终实现更可靠和经济的驾驶体验。