ignition distributor

简明释义

点火分电器

英英释义

例句

1.The ignition distributor plays a crucial role in the ignition system.

在点火系统中，点火分配器起着至关重要的作用。

2.A faulty ignition distributor can lead to engine misfires.

故障的点火分配器可能导致发动机失火。

3.Replacing the ignition distributor is often necessary for older vehicles.

更换点火分配器对于老旧车辆来说通常是必要的。

4.The mechanic checked the ignition distributor to ensure it was functioning properly.

机械师检查了点火分配器以确保其正常工作。

5.Make sure to clean the ignition distributor contacts regularly.

确保定期清洁点火分配器的触点。

作文

The internal combustion engine is a complex system that relies on various components to function efficiently. One of the critical parts of this system is the ignition distributor, which plays a vital role in ensuring that the engine runs smoothly. Understanding the function and importance of the ignition distributor can help car owners maintain their vehicles better and appreciate the intricacies of automotive engineering.The primary purpose of the ignition distributor is to direct high-voltage electricity from the ignition coil to the correct cylinder at the right time. This process is crucial because the timing of the spark is essential for the engine’s performance. If the spark occurs too early or too late, it can lead to inefficient combustion, resulting in poor engine performance, increased fuel consumption, and even engine damage.In traditional ignition systems, the ignition distributor is usually driven by the engine's camshaft. As the camshaft turns, it rotates the distributor shaft, which in turn opens and closes the contacts within the distributor. This action creates a series of electrical pulses that travel through the ignition wires to the spark plugs. Each pulse ignites the air-fuel mixture in the respective cylinder, allowing the engine to produce power.Modern vehicles, however, have largely transitioned to electronic ignition systems. In these systems, the ignition distributor may still be present, but its role has evolved. Instead of mechanical components, electronic sensors and microprocessors now manage the timing and distribution of the spark. This advancement has led to more precise control over the ignition process, resulting in improved fuel efficiency and reduced emissions.Despite these advancements, understanding the basic mechanics of the ignition distributor remains important. For instance, when troubleshooting engine problems, mechanics often check the condition of the ignition distributor and its components, such as the rotor and cap. Worn or damaged parts can lead to misfires, rough idling, and other performance issues. Regular maintenance, including replacing the cap and rotor, can help prevent these problems and keep the engine running smoothly.In addition to its functional significance, the ignition distributor also serves as a reminder of how far automotive technology has come. The shift from mechanical to electronic systems illustrates the industry's commitment to innovation and efficiency. As vehicles become more sophisticated, understanding components like the ignition distributor helps consumers make informed decisions about their vehicles and promotes a greater appreciation for automotive engineering.In conclusion, the ignition distributor is an essential component of internal combustion engines, responsible for directing the spark to the correct cylinder at the appropriate time. Whether in traditional or modern vehicles, its importance cannot be understated. By understanding how the ignition distributor works and its role in engine performance, car owners can take better care of their vehicles and gain insight into the fascinating world of automotive technology.

内燃机是一个复杂的系统，依赖于各种组件以高效运行。其中一个关键部分是点火分配器，它在确保发动机平稳运行方面发挥着至关重要的作用。理解点火分配器的功能和重要性可以帮助车主更好地维护他们的车辆，并欣赏汽车工程的复杂性。点火分配器的主要目的是将来自点火线圈的高压电流引导到正确的气缸，并在适当的时间点火。这个过程至关重要，因为火花的时机对发动机的性能至关重要。如果火花发生得太早或太晚，可能会导致燃烧不充分，从而导致发动机性能差、燃油消耗增加，甚至发动机损坏。在传统的点火系统中，点火分配器通常由发动机的凸轮轴驱动。当凸轮轴转动时，它旋转分配器轴，进而打开和关闭分配器内的接触点。这一动作产生一系列电脉冲，通过点火线圈传输到火花塞。每个脉冲点燃各自气缸中的空气-燃料混合物，使发动机产生动力。然而，现代车辆已经大多过渡到电子点火系统。在这些系统中，点火分配器可能仍然存在，但其角色已经演变。电子传感器和微处理器现在管理火花的时机和分配，而不是机械部件。这一进步使得对点火过程的控制更加精确，从而提高了燃油效率并减少了排放。尽管有这些进步，理解点火分配器的基本机制仍然很重要。例如，在排除发动机故障时，机械师通常会检查点火分配器及其组件的状况，如转子和盖子。磨损或损坏的部件可能导致失火、怠速不稳和其他性能问题。定期维护，包括更换盖子和转子，可以帮助防止这些问题，并保持发动机的平稳运行。除了功能上的重要性，点火分配器也提醒我们汽车技术的发展历程。从机械系统到电子系统的转变体现了行业对创新和效率的承诺。随着车辆变得越来越复杂，理解像点火分配器这样的组件可以帮助消费者做出明智的决策，并促进对汽车工程的更大欣赏。总之，点火分配器是内燃机的重要组成部分，负责在适当的时间将火花引导到正确的气缸。无论是在传统还是现代车辆中，其重要性都不容小觑。通过理解点火分配器的工作原理及其在发动机性能中的作用，车主可以更好地照顾他们的车辆，并深入了解汽车技术的迷人世界。