draw-bar power

简明释义

牵引功率

英英释义

例句

1.To improve fuel efficiency, the new model of the truck features enhanced draw-bar power 牵引杆功率 capabilities.

为了提高燃油效率，这款新型卡车具备增强的draw-bar power 牵引杆功率功能。

2.The tractor's draw-bar power 牵引杆功率 allows it to pull heavy loads efficiently.

这台拖拉机的draw-bar power 牵引杆功率使其能够高效地拖动重物。

3.The draw-bar power 牵引杆功率 rating of this vehicle is significantly higher than its competitors.

这款车辆的draw-bar power 牵引杆功率评级显著高于其竞争对手。

4.The farmer adjusted the settings on his equipment to maximize draw-bar power 牵引杆功率 during planting season.

农民在播种季节调整了设备的设置，以最大化draw-bar power 牵引杆功率。

5.When calculating the draw-bar power 牵引杆功率, engineers must consider the terrain and load type.

在计算draw-bar power 牵引杆功率时，工程师必须考虑地形和负载类型。

作文

In the world of transportation and engineering, particularly in the context of trains and heavy machinery, the term draw-bar power plays a crucial role. This term refers to the amount of pulling force that a locomotive or any other vehicle can exert through its drawbar. The drawbar is the component that connects the locomotive to the train cars, allowing it to pull them along the tracks. Understanding draw-bar power is essential for engineers and operators as it directly impacts the efficiency and effectiveness of rail transport. When considering the design of locomotives, engineers must take into account various factors that influence draw-bar power. These include the weight of the locomotive itself, the traction available from the wheels, and the gradient of the track. A heavier locomotive generally has more draw-bar power because it can maintain better contact with the rails, thus increasing traction. However, excessive weight can also lead to increased energy consumption and wear on the tracks, which is why engineers must find a balance. Moreover, the type of wheels used and their material also play a vital role in determining draw-bar power. For instance, steel wheels on steel tracks provide excellent traction, but they may also cause greater wear over time. Additionally, the condition of the tracks themselves can significantly affect the draw-bar power; well-maintained tracks allow for higher speeds and better performance, while damaged or poorly maintained tracks can reduce the effective draw-bar power of a locomotive. Another important aspect to consider is how draw-bar power is measured. Typically, it is expressed in terms of pounds or kilonewtons and can be determined through various testing methods. One common method involves measuring the force exerted by the locomotive while it is pulling a load up a gradient. This data is crucial for rail companies to optimize their operations and ensure that they are using their resources efficiently. Furthermore, understanding draw-bar power is not only important for locomotives but also for freight and passenger services. For example, in freight transport, knowing the draw-bar power allows companies to calculate how much cargo can be safely transported without exceeding the locomotive's capabilities. This is vital for maintaining safety standards and ensuring timely deliveries. In passenger transport, it helps in scheduling and managing train services effectively, ensuring that trains can operate at maximum capacity without delays. In conclusion, draw-bar power is a fundamental concept in the field of railway engineering and transport. It encompasses various factors such as weight, traction, and track conditions, all of which must be carefully considered to maximize efficiency and safety. As the industry continues to evolve with advancements in technology, the importance of understanding and optimizing draw-bar power will remain paramount for the future of rail transport. By focusing on this critical aspect, engineers and operators can enhance the performance of locomotives and improve the overall efficiency of rail systems worldwide.

在交通和工程的世界中，特别是在火车和重型机械的背景下，术语牵引力起着至关重要的作用。这个术语指的是机车或任何其他车辆通过其牵引杆所能施加的拉力。牵引杆是连接机车和列车车厢的组件，使其能够沿着轨道拖动它们。理解牵引力对工程师和操作员至关重要，因为它直接影响铁路运输的效率和效果。在考虑机车的设计时，工程师必须考虑影响牵引力的各种因素。这些因素包括机车本身的重量、轮子的牵引力以及轨道的坡度。通常，较重的机车具有更大的牵引力，因为它可以保持与轨道的更好接触，从而增加牵引力。然而，过重也可能导致能耗增加和轨道磨损，这就是工程师必须找到平衡的原因。此外，使用的轮子的类型及其材料在决定牵引力方面也发挥着重要作用。例如，钢制轮子在钢轨上提供出色的牵引力，但它们也可能随着时间的推移造成更大的磨损。此外，轨道本身的状况也会显著影响机车的牵引力；维护良好的轨道允许更高的速度和更好的性能，而受损或维护不善的轨道可能会降低机车的有效牵引力。另一个重要方面是如何测量牵引力。通常，它以磅或千牛的形式表示，可以通过各种测试方法来确定。一种常见的方法是测量机车在爬坡时拖动负载所施加的力量。这些数据对于铁路公司优化运营和确保资源有效利用至关重要。此外，理解牵引力不仅对机车重要，对于货运和客运服务也同样重要。例如，在货物运输中，了解牵引力使公司能够计算可以安全运输的货物量，而不超过机车的能力。这对于保持安全标准和确保及时交付至关重要。在客运运输中，它有助于有效调度和管理列车服务，确保列车能够在最大容量下运行而不延误。总之，牵引力是铁路工程和运输领域的一个基本概念。它包括重量、牵引力和轨道条件等各种因素，所有这些因素都必须仔细考虑，以最大化效率和安全性。随着行业在技术进步中的不断发展，理解和优化牵引力的重要性将继续是铁路运输未来的重中之重。通过关注这一关键方面，工程师和操作员可以增强机车的性能，提高全球铁路系统的整体效率。