firing order

简明释义

点火顺序发火次序发射次序

英英释义

例句

1.If the firing order is incorrect, the engine may misfire or run poorly.

如果点火顺序不正确，发动机可能会失火或运行不良。

2.To optimize performance, always check the firing order when assembling an engine.

在组装发动机时，始终检查点火顺序以优化性能。

3.The mechanic explained the importance of the firing order in ensuring the engine runs smoothly.

机械师解释了点火顺序在确保发动机平稳运行中的重要性。

4.Understanding the firing order helps in diagnosing engine problems.

了解点火顺序有助于诊断发动机问题。

5.The firing order for this V8 engine is 1-3-7-2-6-5-4-8.

这款V8发动机的点火顺序是1-3-7-2-6-5-4-8。

作文

The internal combustion engine is a marvel of engineering, and one of the key components that determine its efficiency and performance is the firing order. The firing order refers to the sequence in which the cylinders of an engine fire. Understanding this concept is crucial for anyone interested in automotive mechanics or engineering. In a typical four-cylinder engine, for instance, the firing order might be 1-3-4-2, meaning that cylinder one fires first, followed by cylinder three, then four, and finally cylinder two. This sequence is not arbitrary; it is carefully designed to ensure smooth operation and balance within the engine. When designing an engine, engineers must consider various factors such as vibration, power delivery, and exhaust flow. A well-planned firing order minimizes vibrations and maximizes power output. If the firing order is not optimized, it can lead to uneven power delivery, resulting in a rough engine operation. For example, if two adjacent cylinders fire in quick succession, it can create a significant imbalance, causing the engine to shake and potentially damaging components over time.Moreover, the firing order also affects the engine's exhaust system. Different firing sequences can impact how exhaust gases exit the engine, influencing the design of the exhaust manifold and catalytic converter. An optimal firing order can enhance the scavenging effect, where fresh air-fuel mixture is drawn into the cylinders while exhaust gases are expelled, improving overall efficiency.In performance tuning, enthusiasts often modify the firing order to achieve specific goals, such as increased horsepower or torque. However, changing the firing order is not a simple task; it requires a deep understanding of engine dynamics and may involve significant modifications to the engine's design and components. Therefore, it is essential for tuners to thoroughly research and test their changes to avoid potential issues.In conclusion, the firing order is a fundamental aspect of engine design that plays a critical role in the performance and efficiency of an internal combustion engine. Whether you are an automotive engineer, a mechanic, or simply a car enthusiast, having a solid grasp of the firing order can enhance your understanding of how engines operate. By appreciating the intricacies of this concept, one can better appreciate the complexities involved in automotive engineering and the importance of precise design in creating powerful and efficient vehicles.

内燃机是工程学的奇迹，而决定其效率和性能的关键组成部分之一是点火顺序。点火顺序指的是发动机气缸点火的顺序。理解这一概念对于任何对汽车机械或工程感兴趣的人来说都是至关重要的。在典型的四缸发动机中，例如，点火顺序可能是1-3-4-2，这意味着气缸一首先点火，然后是气缸三，再是气缸四，最后是气缸二。这个顺序并不是随意的；它经过精心设计，以确保发动机的平稳运行和均衡。在设计发动机时，工程师必须考虑振动、动力传递和排气流等各种因素。一个良好的点火顺序可以最小化振动并最大化功率输出。如果点火顺序没有得到优化，可能会导致不均匀的动力传递，从而导致发动机运行粗糙。例如，如果两个相邻的气缸快速连续点火，就会造成显著的不平衡，使发动机抖动，并可能随着时间的推移损坏部件。此外，点火顺序还会影响发动机的排气系统。不同的点火顺序会影响废气如何从发动机排出，从而影响排气歧管和催化转换器的设计。一个最佳的点火顺序可以增强抽吸效应，即新鲜的空气-燃料混合物被吸入气缸，同时废气被排出，提高整体效率。在性能调校中，爱好者常常会修改点火顺序以实现特定目标，例如增加马力或扭矩。然而，改变点火顺序并不是一项简单的任务；这需要对发动机动力学有深入的理解，并可能涉及对发动机设计和组件的重大修改。因此，调校者必须彻底研究和测试他们的更改，以避免潜在问题。总之，点火顺序是发动机设计的一个基本方面，在内燃机的性能和效率中起着关键作用。无论你是汽车工程师、机械师，还是仅仅是汽车爱好者，牢牢掌握点火顺序都能增强你对发动机运作的理解。通过欣赏这一概念的复杂性，人们可以更好地理解汽车工程中的复杂性以及精确设计在制造强大高效车辆中的重要性。