advanced ignition timing

简明释义

提前发火正时

英英释义

例句

1.The mechanic suggested adjusting the engine's advanced ignition timing to improve fuel efficiency.

机械师建议调整发动机的提前点火时间以提高燃油效率。

2.When tuning a performance car, many enthusiasts prefer advanced ignition timing for better acceleration.

在调校性能车时，许多爱好者更喜欢提前点火时间以获得更好的加速性能。

3.The race car's performance improved significantly after optimizing the advanced ignition timing.

经过优化提前点火时间后，赛车的性能显著提升。

4.In colder climates, you might need to adjust your advanced ignition timing for optimal starting.

在寒冷气候中，您可能需要调整您的提前点火时间以实现最佳启动。

5.Retarding the advanced ignition timing can help prevent engine knocking.

延迟提前点火时间可以帮助防止发动机敲击。

作文

Understanding the concept of advanced ignition timing is crucial for anyone interested in automotive engineering or performance tuning. Ignition timing refers to the precise moment when the spark plug ignites the air-fuel mixture in the engine's combustion chamber. When we talk about advanced ignition timing, we are referring to the scenario where the ignition occurs earlier in the engine cycle, before the piston reaches the top dead center (TDC). This adjustment can significantly influence the engine's performance, efficiency, and emissions. In many cases, advanced ignition timing can lead to improved engine performance. By igniting the fuel-air mixture sooner, the engine has more time to build pressure and power during the combustion process. This can result in increased horsepower and torque, which are essential for achieving better acceleration and overall vehicle performance. For instance, performance enthusiasts often modify their engines to run with advanced ignition timing to gain that extra edge on the racetrack or during spirited driving. However, there are potential downsides to consider when adjusting the ignition timing. One of the primary risks associated with advanced ignition timing is the possibility of engine knock or pinging. This phenomenon occurs when the air-fuel mixture detonates prematurely, causing a knocking sound and potentially damaging the engine over time. Therefore, it is vital for tuners to strike a balance between performance gains and engine safety. Using high-octane fuel can help mitigate the risk of knock when running advanced ignition timing, as it allows for a more controlled combustion process. Another aspect to consider is how advanced ignition timing interacts with various engine components and systems. Modern vehicles are equipped with advanced engine management systems that can automatically adjust ignition timing based on several factors, including engine load, temperature, and throttle position. This adaptability helps maintain optimal performance while minimizing the risk of damage. However, when tuning an engine for performance, one must carefully monitor these parameters to ensure that the adjustments made do not compromise the engine's longevity. In conclusion, advanced ignition timing is a double-edged sword in the world of automotive performance. It offers the potential for enhanced power and efficiency but comes with risks that must be managed carefully. Understanding the dynamics of ignition timing and its effects on engine performance is essential for anyone looking to optimize their vehicle. Whether you are a casual driver or a dedicated racer, knowledge of advanced ignition timing can empower you to make informed decisions about your vehicle's performance modifications.

理解提前点火时机的概念对任何对汽车工程或性能调校感兴趣的人来说都是至关重要的。点火时机是指火花塞在发动机燃烧室点燃空气-燃料混合物的精确时刻。当我们谈论提前点火时机时，我们指的是点火发生在发动机循环的更早阶段，即活塞到达上死点（TDC）之前。这一调整可以显著影响发动机的性能、效率和排放。在许多情况下，提前点火时机可以提高发动机性能。通过更早点燃燃料-空气混合物，发动机在燃烧过程中有更多时间建立压力和动力。这可以导致马力和扭矩的增加，这对于实现更好的加速和整体车辆性能至关重要。例如，性能爱好者通常会修改他们的发动机，以便在赛道上或激烈驾驶时获得额外的优势，从而使用提前点火时机。然而，在调整点火时机时需要考虑潜在的缺点。与提前点火时机相关的主要风险之一是可能出现发动机敲击或爆震。这种现象发生在空气-燃料混合物过早爆炸时，产生敲击声，并可能随着时间的推移损坏发动机。因此，调校者必须在性能提升和发动机安全之间找到平衡。使用高辛烷值燃料可以帮助减轻在使用提前点火时机时出现爆震的风险，因为它可以使燃烧过程更加可控。另一个需要考虑的方面是提前点火时机如何与各种发动机组件和系统相互作用。现代车辆配备了先进的发动机管理系统，可以根据多个因素自动调整点火时机，包括发动机负载、温度和油门位置。这种适应性有助于在最大限度地提高性能的同时减少损坏的风险。然而，在为性能调校发动机时，必须仔细监控这些参数，以确保所做的调整不会影响发动机的耐久性。总之，提前点火时机在汽车性能的世界中是一把双刃剑。它提供了增强动力和效率的潜力，但也伴随着必须谨慎管理的风险。理解点火时机的动态及其对发动机性能的影响对于任何希望优化其车辆的人来说都是至关重要的。无论你是一个普通司机还是一个专注的赛车手，了解提前点火时机可以让你在车辆性能改装方面做出明智的决定。