transmission ratio

简明释义

传动比

英英释义

例句

1.In a bicycle, the transmission ratio affects how easy it is to pedal uphill.

在自行车中，传动比影响爬坡的轻松程度。

2.A higher transmission ratio can lead to increased torque but reduced speed.

较高的传动比可能导致扭矩增加但速度降低。

3.The engineer calculated the transmission ratio to optimize the performance of the gearbox.

工程师计算了传动比以优化齿轮箱的性能。

4.To achieve better fuel efficiency, the car's transmission ratio was adjusted.

为了获得更好的燃油效率，汽车的传动比被调整。

5.The transmission ratio of the motor determines its efficiency in converting electrical energy to mechanical energy.

电机的传动比决定了其将电能转化为机械能的效率。

作文

Understanding the concept of transmission ratio is crucial in various fields, including engineering, automotive design, and mechanical systems. The transmission ratio refers to the relationship between the input speed and the output speed of a mechanical system, particularly in gear trains and transmissions. This ratio determines how effectively power is transferred from one component to another, influencing the overall performance and efficiency of the system. In essence, the transmission ratio defines how many times the output shaft turns for each turn of the input shaft.In automotive engineering, for example, the transmission ratio plays a vital role in determining a vehicle's acceleration and top speed. Different gears in a car’s transmission are designed with specific transmission ratios to optimize performance under varying driving conditions. A lower transmission ratio allows for quicker acceleration by providing more torque to the wheels, while a higher transmission ratio is beneficial for achieving higher speeds with better fuel efficiency. Understanding how to manipulate these ratios can lead to improved vehicle design and enhanced driving experiences.Moreover, the transmission ratio is not limited to vehicles; it is also applicable in various machinery and equipment. For instance, in industrial applications, conveyor belts and robotic arms utilize specific transmission ratios to ensure precise movements and operations. Engineers must carefully calculate these ratios to ensure that machines operate smoothly and efficiently, minimizing wear and tear on components.The calculation of the transmission ratio is relatively straightforward. It is typically expressed as a fraction or a ratio, where the numerator represents the number of teeth on the driven gear, and the denominator represents the number of teeth on the driving gear. For example, if a driving gear has 10 teeth and the driven gear has 20 teeth, the transmission ratio would be 2:1. This means that for every complete turn of the driving gear, the driven gear will make half a turn, effectively reducing the output speed while increasing torque.Understanding the implications of the transmission ratio extends beyond mere calculations. It involves recognizing how these ratios affect the dynamics of the entire system. For instance, in a bicycle, the transmission ratio between the pedals and the rear wheel determines how much effort a cyclist must exert to achieve desired speeds. A higher transmission ratio means that the cyclist can go faster with less pedaling effort, making it easier to maintain higher speeds over long distances.In conclusion, the transmission ratio is a fundamental concept that impacts a wide range of mechanical systems. Whether in automotive engineering, industrial machinery, or everyday devices, understanding and optimizing the transmission ratio can lead to significant improvements in performance and efficiency. As technology continues to advance, the importance of mastering this concept will only grow, highlighting the need for engineers and designers to stay informed and skilled in their application. By grasping the intricacies of the transmission ratio, professionals can innovate and create systems that meet the demands of modern society while ensuring sustainability and efficiency.

理解传动比的概念在工程、汽车设计和机械系统等多个领域至关重要。传动比指的是机械系统中输入速度与输出速度之间的关系，特别是在齿轮传动和变速器中。这个比率决定了动力从一个组件传递到另一个组件的效率，影响系统的整体性能和效率。简而言之，传动比定义了每转动一次输入轴，输出轴转动多少次。例如，在汽车工程中，传动比在决定车辆加速和最高速度方面发挥着重要作用。汽车变速器中的不同齿轮设计有特定的传动比，以优化在不同驾驶条件下的性能。较低的传动比允许更快的加速，提供更多的扭矩给车轮，而较高的传动比有助于以更好的燃油效率达到更高的速度。理解如何操控这些比率可以导致改善的车辆设计和增强的驾驶体验。此外，传动比不仅限于车辆，它还适用于各种机械和设备。例如，在工业应用中，输送带和机器人手臂利用特定的传动比来确保精确的运动和操作。工程师必须仔细计算这些比率，以确保机器平稳高效地运行，最小化部件的磨损。传动比的计算相对简单。它通常以分数或比率的形式表示，其中分子代表驱动齿轮上的齿数，分母代表被驱动齿轮上的齿数。例如，如果一个驱动齿轮有10个齿，而被驱动齿轮有20个齿，则传动比为2:1。这意味着每当驱动齿轮完整转动一次时，被驱动齿轮将转动半圈，从而有效降低输出速度，同时增加扭矩。理解传动比的影响超出了简单的计算。这涉及到认识到这些比率如何影响整个系统的动态。例如，在自行车中，踏板与后轮之间的传动比决定了骑自行车的人必须多大努力才能达到所需的速度。较高的传动比意味着骑自行车的人可以用更少的踏板努力去更快地行驶，使其在长距离上保持较高的速度变得更加容易。总之，传动比是一个基本概念，影响着广泛的机械系统。无论是在汽车工程、工业机械还是日常设备中，理解和优化传动比都可以显著提高性能和效率。随着技术的不断进步，掌握这一概念的重要性只会增加，这突显了工程师和设计师需要保持信息灵通和技能熟练的必要性。通过掌握传动比的复杂性，专业人士能够创新并创造满足现代社会需求的系统，同时确保可持续性和效率。