engine cylinder

简明释义

发动机汽缸

英英释义

例句

1.He replaced the damaged engine cylinder 发动机气缸 in his car.

他更换了汽车中受损的发动机气缸 engine cylinder。

2.The engine cylinder 发动机气缸 plays a crucial role in combustion.

在燃烧过程中，发动机气缸 engine cylinder起着至关重要的作用。

3.A faulty engine cylinder 发动机气缸 can lead to decreased performance.

故障的发动机气缸 engine cylinder会导致性能下降。

4.During the test drive, I noticed a strange noise coming from the engine cylinder 发动机气缸 area.

在试驾期间，我注意到来自发动机气缸 engine cylinder区域的奇怪噪音。

5.The mechanic inspected the engine cylinder 发动机气缸 for any signs of wear.

机械师检查了发动机气缸 engine cylinder是否有磨损的迹象。

作文

The internal combustion engine is a marvel of engineering, and at the heart of this complex machine lies the engine cylinder. The engine cylinder plays a crucial role in the operation of the engine, as it is where the fuel-air mixture is ignited to produce power. Understanding how the engine cylinder works is essential for anyone interested in automotive technology or mechanical engineering.An engine cylinder is a cylindrical chamber that houses the piston. It is typically made from durable materials like cast iron or aluminum to withstand high temperatures and pressures. When the engine operates, the piston moves up and down within the engine cylinder, compressing the fuel-air mixture before it is ignited by a spark plug. This process is known as the four-stroke cycle, which consists of intake, compression, power, and exhaust strokes.During the intake stroke, the piston moves down, creating a vacuum that draws in a mixture of air and fuel through the intake valve into the engine cylinder. Once the cylinder is filled, the piston moves back up during the compression stroke, compressing the mixture to increase its temperature and pressure. This is a critical step, as a higher compression ratio leads to more efficient combustion.Next comes the power stroke, where the spark plug ignites the compressed fuel-air mixture. The explosion forces the piston down with great force, generating the power needed to turn the crankshaft and ultimately propel the vehicle. After the power stroke, the piston moves back up during the exhaust stroke, pushing out the spent gases through the exhaust valve. This cycle repeats continuously while the engine is running.The design and efficiency of the engine cylinder significantly affect the overall performance of the engine. Factors such as the size of the cylinder, the number of cylinders, and the arrangement (inline, V-shaped, or flat) all contribute to the engine's power output, fuel efficiency, and smoothness of operation. For instance, a larger engine cylinder can hold more fuel-air mixture, potentially generating more power, but it may also consume more fuel.Moreover, advancements in technology have led to innovations in engine cylinder design, such as variable valve timing and turbocharging, which enhance performance and efficiency. These technologies allow for better control of the intake and exhaust processes, optimizing the engine's operation under various conditions.In conclusion, the engine cylinder is a fundamental component of internal combustion engines, playing a vital role in converting fuel into mechanical energy. A deeper understanding of how the engine cylinder functions can provide insights into the workings of modern vehicles and the ongoing evolution of automotive engineering. As we move towards a future with alternative energy sources, the principles governing the engine cylinder will continue to inform the design and development of new technologies in the automotive industry.

内燃机是工程学的奇迹，而在这台复杂机器的核心，便是发动机气缸。发动机气缸在发动机的运行中起着至关重要的作用，因为它是燃料-空气混合物被点燃以产生动力的地方。了解发动机气缸如何工作对于任何对汽车技术或机械工程感兴趣的人来说都是必不可少的。发动机气缸是一个圆柱形腔体，内部容纳活塞。它通常由铸铁或铝等耐用材料制成，以承受高温和高压。当发动机运转时，活塞在发动机气缸内上下移动，压缩燃料-空气混合物，然后点燃。这一过程被称为四冲程循环，包括进气、压缩、动力和排气冲程。在进气冲程中，活塞向下移动，产生真空，推动空气和燃料的混合物通过进气阀进入发动机气缸。当气缸充满后，活塞在压缩冲程中向上移动，压缩混合物以提高其温度和压力。这是一个关键步骤，因为更高的压缩比会导致更高效的燃烧。接下来是动力冲程，此时火花塞点燃压缩的燃料-空气混合物。爆炸力迫使活塞向下移动，产生推动曲轴所需的动力，最终驱动车辆。在动力冲程之后，活塞在排气冲程中再次向上移动，将废气通过排气阀排出。这个循环在发动机运行时不断重复。发动机气缸的设计和效率显著影响发动机的整体性能。气缸的大小、气缸数量以及排列方式（直列、V型或平面）都对发动机的功率输出、燃油效率和平稳性产生影响。例如，较大的发动机气缸可以容纳更多的燃料-空气混合物，可能产生更多的动力，但也可能消耗更多的燃料。此外，科技的进步带来了发动机气缸设计方面的创新，如可变气门正时和涡轮增压，这些都增强了性能和效率。这些技术允许更好地控制进气和排气过程，优化发动机在各种条件下的运行。总之，发动机气缸是内燃机的基本组成部分，在将燃料转化为机械能方面发挥着重要作用。深入理解发动机气缸的功能可以为现代汽车的工作原理以及汽车工程的持续发展提供洞见。随着我们朝着使用替代能源的未来迈进，支配发动机气缸的原则将继续影响汽车工业中新技术的设计和开发。