otto cycle

简明释义

奥图循环

英英释义

例句

1.The efficiency of the otto cycle 奥托循环 makes it a popular choice for gasoline engines.

由于其高效性，奥托循环成为汽油发动机的热门选择。

2.The otto cycle 奥托循环 consists of four distinct processes: intake, compression, power, and exhaust.

奥托循环包括四个不同的过程：进气、压缩、做功和排气。

3.The performance of an engine can be improved by optimizing the otto cycle 奥托循环 parameters.

通过优化奥托循环参数，可以提高发动机的性能。

4.Many students learn about the otto cycle 奥托循环 in their thermodynamics courses.

许多学生在热力学课程中学习奥托循环。

5.Understanding the principles of the otto cycle 奥托循环 is essential for automotive engineers.

理解奥托循环的原理对汽车工程师至关重要。

作文

The otto cycle is a fundamental thermodynamic cycle that describes the functioning of gasoline engines. Named after Nikolaus Otto, who invented the first practical internal combustion engine in the 19th century, the otto cycle plays a crucial role in the automotive industry and our daily lives. Understanding the otto cycle is essential for anyone interested in mechanics, engineering, or environmental science.The otto cycle consists of four main processes: two adiabatic processes and two isochoric processes. In the first step, the piston moves down the cylinder, creating a vacuum that draws in an air-fuel mixture. This is followed by the compression stroke, where the piston moves back up, compressing the mixture to a high pressure and temperature. This compression is adiabatic, meaning it occurs without heat transfer.Once the mixture is compressed, the spark plug ignites it, leading to a rapid expansion of gases. This explosion forces the piston down, producing power. This step is known as the power stroke, and it is also an adiabatic process. The final stage of the otto cycle is the exhaust stroke, where the piston moves back up to expel the burnt gases from the cylinder. This process is isochoric, as it occurs at constant volume.The efficiency of the otto cycle can be influenced by several factors, including the compression ratio, fuel type, and engine design. A higher compression ratio generally leads to greater efficiency, but it can also cause knocking, which can damage the engine. Therefore, engineers must carefully balance these factors to optimize performance while minimizing emissions.Today, the otto cycle is widely studied in engineering programs and is a critical concept in understanding how modern vehicles operate. Innovations in technology have led to the development of more efficient engines that still operate on the principles of the otto cycle. Hybrid and electric vehicles also incorporate aspects of this cycle, demonstrating its lasting impact on transportation.In conclusion, the otto cycle is not just a theoretical concept; it is a practical framework that underlies the operation of many internal combustion engines. By grasping the principles of the otto cycle, we can better appreciate the complexities of engine design and the ongoing advancements in automotive technology. As we move towards a more sustainable future, understanding the otto cycle will remain relevant, helping us to innovate and improve the efficiency of our vehicles while reducing their environmental impact.

奥托循环是一个基本的热力学循环，描述了汽油发动机的工作原理。这个名字源于尼古拉斯·奥托，他在19世纪发明了第一台实用的内燃机。奥托循环在汽车工业和我们的日常生活中发挥着至关重要的作用。理解奥托循环对于任何对机械、工程或环境科学感兴趣的人来说都是必不可少的。奥托循环由四个主要过程组成：两个绝热过程和两个等容过程。在第一步中，活塞向下移动，创造出一个真空，从而吸入空气-燃料混合物。接下来是压缩冲程，活塞向上移动，压缩混合物到高压和高温。这种压缩是绝热的，意味着它在没有热量转移的情况下发生。一旦混合物被压缩，火花塞点燃它，导致气体快速膨胀。这次爆炸迫使活塞向下移动，产生动力。这一步称为动力冲程，也是一个绝热过程。奥托循环的最后阶段是排气冲程，活塞再次向上移动，将燃烧过的气体排出缸外。这个过程是等容的，因为它在恒定体积下发生。奥托循环的效率可以受到几个因素的影响，包括压缩比、燃料类型和发动机设计。较高的压缩比通常会导致更高的效率，但也可能引起敲击，这可能会损坏发动机。因此，工程师必须仔细平衡这些因素，以优化性能，同时最小化排放。今天，奥托循环在工程课程中被广泛研究，并且是理解现代车辆如何运作的关键概念。技术的创新导致开发出更高效的发动机，这些发动机仍然基于奥托循环的原理。混合动力和电动车辆也结合了这一循环的某些方面，展示了其对交通运输的持久影响。总之，奥托循环不仅仅是一个理论概念；它是一个实用框架，支撑着许多内燃机的运行。通过掌握奥托循环的原理，我们可以更好地欣赏发动机设计的复杂性以及汽车技术的持续进步。随着我们朝着更可持续的未来迈进，理解奥托循环将继续保持相关性，帮助我们创新并提高车辆的效率，同时减少它们对环境的影响。