transmission gear ratio

简明释义

传动齿轮变速比

英英释义

例句

1.When racing, drivers often optimize their transmission gear ratio 传动齿比 for maximum performance.

在比赛中，驾驶员通常会优化他们的传动齿比以获得最佳性能。

2.A higher transmission gear ratio 传动齿比 typically means better torque at lower speeds.

较高的传动齿比通常意味着在低速时更好的扭矩。

3.The transmission gear ratio 传动齿比 affects the acceleration of a vehicle.

传动齿比影响车辆的加速性能。

4.The transmission gear ratio 传动齿比 determines how quickly a vehicle can reach its top speed.

传动齿比决定了车辆达到最高速度的速度。

5.Adjusting the transmission gear ratio 传动齿比 can improve fuel efficiency in cars.

调整传动齿比可以提高汽车的燃油效率。

作文

Understanding the concept of transmission gear ratio is essential for anyone interested in automotive engineering or mechanics. The transmission gear ratio refers to the relationship between the number of teeth on two gears that are meshed together in a vehicle's transmission system. This ratio determines how much torque is transferred from the engine to the wheels, influencing the vehicle's acceleration and overall performance. In simple terms, when a vehicle accelerates, the engine produces power that needs to be effectively transmitted to the wheels. The transmission gear ratio plays a pivotal role in this process. For instance, a higher gear ratio means that the engine must turn more times to achieve one complete turn of the wheels. This typically results in increased torque, allowing the vehicle to accelerate faster, especially from a standstill. Conversely, a lower gear ratio allows for higher speeds but less torque, which is beneficial for cruising at high velocities. To illustrate this further, consider a bicycle with different gears. When you switch to a lower gear, it becomes easier to pedal up a hill because the transmission gear ratio is adjusted to provide more torque. In contrast, shifting to a higher gear makes pedaling harder but allows for greater speed on flat terrain. This analogy helps to clarify how the transmission gear ratio affects performance in various driving conditions. In modern vehicles, automatic transmissions often use a variable transmission gear ratio, which continuously adjusts to provide optimal performance without the need for driver intervention. This technology enhances fuel efficiency and improves the driving experience by ensuring that the engine operates within its most effective power band. Understanding the transmission gear ratio is not just limited to performance; it also has implications for fuel economy. A vehicle that can maintain a lower transmission gear ratio while cruising can achieve better fuel efficiency, as the engine does not have to work as hard. This is why many manufacturers focus on optimizing the transmission gear ratio in their designs, balancing the need for power with the desire for efficiency. In conclusion, the transmission gear ratio is a fundamental aspect of vehicle dynamics that significantly impacts performance, acceleration, and fuel efficiency. Whether you are driving a car, riding a bike, or studying mechanical engineering, a solid understanding of the transmission gear ratio will enhance your knowledge of how machines operate. As technology continues to evolve, so too will our understanding of these ratios, paving the way for more efficient and powerful vehicles in the future.

理解传动齿比的概念对于任何对汽车工程或机械感兴趣的人来说都是至关重要的。传动齿比指的是在车辆传动系统中，两齿轮之间的齿数关系。这个比率决定了从发动机到车轮的扭矩传递量，影响车辆的加速度和整体性能。简单来说，当一辆车加速时，发动机产生的动力需要有效地传递到车轮上。传动齿比在这个过程中起着关键作用。例如，更高的齿比意味着发动机必须转动更多次才能实现车轮的一次完整转动。这通常会导致扭矩增加，从而使车辆能够更快加速，特别是在起步时。相反，较低的齿比允许更高的速度，但扭矩较小，这在高速巡航时是有利的。为了进一步说明这一点，可以考虑一辆具有不同齿轮的自行车。当你切换到低齿轮时，爬坡变得更容易，因为传动齿比被调整为提供更多的扭矩。相反，切换到高齿轮使踏板变得更加困难，但可以在平坦地形上达到更高的速度。这个类比有助于澄清传动齿比如何在各种驾驶条件下影响性能。在现代车辆中，自动变速器通常使用可变的传动齿比，它不断调整以提供最佳性能，而无需驾驶员干预。这项技术提高了燃油效率，并通过确保发动机在其最有效的功率范围内运行，改善了驾驶体验。理解传动齿比不仅限于性能；它还对燃油经济性有影响。一辆能够在巡航时保持较低传动齿比的车辆可以实现更好的燃油效率，因为发动机不必过于努力工作。这就是为什么许多制造商专注于优化他们设计中的传动齿比，在动力需求与效率需求之间取得平衡。总之，传动齿比是车辆动力学的一个基本方面，对性能、加速度和燃油效率有显著影响。无论你是在开车、骑自行车，还是学习机械工程，扎实理解传动齿比将增强你对机器运作方式的认识。随着技术的不断发展，我们对这些比率的理解也将不断深入，为未来更高效、更强大的车辆铺平道路。