epicyclic gear

简明释义

周转齿轮；行星齿轮

英英释义

例句

1.The car's transmission uses an epicyclic gear 行星齿轮 system to provide smooth shifting between different speeds.

汽车的变速箱使用了一个epicyclic gear 行星齿轮 系统，以便在不同速度之间平稳换挡。

2.Many automatic watches utilize an epicyclic gear 行星齿轮 system to regulate the movement of the hands.

许多自动手表利用epicyclic gear 行星齿轮 系统来调节指针的运动。

3.The epicyclic gear 行星齿轮 arrangement allows for multiple output speeds from a single input speed.

这种epicyclic gear 行星齿轮 布局允许从单一输入速度产生多个输出速度。

4.In robotics, an epicyclic gear 行星齿轮 mechanism can help achieve high torque in a compact design.

在机器人技术中，epicyclic gear 行星齿轮 机制可以帮助在紧凑的设计中实现高扭矩。

5.The efficiency of the epicyclic gear 行星齿轮 system contributes to the overall performance of heavy machinery.

该epicyclic gear 行星齿轮 系统的效率对重型机械的整体性能有重要贡献。

作文

The concept of the epicyclic gear system represents a significant advancement in mechanical engineering, particularly in the realm of gear design and transmission. An epicyclic gear is a type of gear mechanism that consists of one or more gears rotating around a central gear, known as the sun gear. This arrangement allows for multiple gear ratios to be achieved within a compact space, making it an essential component in various applications such as automatic transmissions in vehicles and industrial machinery.One of the primary advantages of using an epicyclic gear system is its ability to distribute load across multiple gears, which enhances durability and efficiency. Unlike traditional gear systems, where power is transmitted through a single pair of gears, an epicyclic gear spreads the load among several gears, thereby reducing wear and tear. This characteristic is particularly beneficial in high-torque applications, where the risk of gear failure is significantly increased.Moreover, the compact design of the epicyclic gear system allows it to fit into spaces where traditional gear arrangements would be impractical. For instance, in automotive engineering, the epicyclic gear is commonly used in automatic transmissions, where space is limited but performance demands are high. The ability to achieve different gear ratios without increasing the size of the transmission unit is a crucial advantage that engineers strive for in modern vehicle design.In addition to automotive applications, epicyclic gears are also widely used in robotics, aerospace, and even in some types of clocks. In robotics, precise control over movement is essential, and the epicyclic gear provides the necessary torque and speed variation to achieve this. In aerospace applications, weight reduction is a crucial factor, and the compact nature of the epicyclic gear system helps engineers design lighter and more efficient aircraft.Furthermore, understanding how epicyclic gears work can provide insights into the principles of mechanical advantage and efficiency. When analyzing the gear ratios in an epicyclic gear system, one can observe how the relationship between the sun gear, planet gears, and ring gear determines the output speed and torque. This knowledge is invaluable for engineers who are tasked with designing systems that require specific performance characteristics.In conclusion, the epicyclic gear system is a remarkable example of ingenuity in mechanical design. Its ability to provide multiple gear ratios within a compact structure, along with enhanced load distribution and efficiency, makes it an indispensable tool in various industries. As technology continues to advance, the role of epicyclic gears will likely expand, leading to further innovations and applications that harness their unique properties. Understanding the mechanics behind epicyclic gears not only enriches our knowledge of engineering principles but also opens up new possibilities for future developments in mechanical systems.

“行星齿轮”系统的概念代表了机械工程中的重要进步，特别是在齿轮设计和传动领域。“行星齿轮”是一种齿轮机制，由一个或多个齿轮围绕一个中心齿轮（称为太阳齿轮）旋转。这种排列允许在紧凑空间内实现多种齿轮比，使其成为各种应用中的重要组成部分，例如车辆的自动变速器和工业机械。使用“行星齿轮”系统的主要优点之一是它能够将负载分配到多个齿轮上，从而提高耐用性和效率。与传统齿轮系统不同，传统齿轮系统通过一对单独的齿轮传递动力，而“行星齿轮”则将负载分散到多个齿轮上，从而减少磨损。这一特征在高扭矩应用中尤为有益，因为在这种情况下，齿轮失效的风险显著增加。此外，“行星齿轮”系统的紧凑设计使其能够适应传统齿轮布局不切实际的空间。例如，在汽车工程中，“行星齿轮”通常用于自动变速器，其中空间有限，但性能要求却很高。在不增加变速器单元大小的情况下实现不同的齿轮比是现代车辆设计中工程师追求的重要优势。除了汽车应用外，“行星齿轮”还广泛用于机器人、航空航天，甚至某些类型的钟表。在机器人技术中，对运动的精确控制至关重要，而“行星齿轮”提供必要的扭矩和速度变化以实现这一目标。在航空航天应用中，减轻重量是关键因素，“行星齿轮”系统的紧凑特性帮助工程师设计更轻便、更高效的飞机。此外，理解“行星齿轮”的工作原理可以提供对机械优势和效率原理的深入理解。在分析“行星齿轮”系统中的齿轮比时，可以观察到太阳齿轮、行星齿轮和环形齿轮之间的关系如何决定输出速度和扭矩。这一知识对负责设计需要特定性能特征的系统的工程师来说是非常宝贵的。总之，“行星齿轮”系统是机械设计中聪明才智的杰出示例。它在紧凑结构内提供多种齿轮比的能力，以及增强的负载分布和效率，使其在各个行业中成为不可或缺的工具。随着技术的不断进步，“行星齿轮”的作用可能会扩大，导致进一步的创新和应用，利用其独特特性。理解“行星齿轮”背后的机制不仅丰富了我们对工程原理的知识，也为未来机械系统的发展打开了新的可能性。