cross track error

简明释义

偏离航迹误差

英英释义

例句

1.The navigation software provides real-time feedback on cross track error to help drivers stay on course.

导航软件提供实时反馈关于横向轨迹误差，帮助驾驶员保持在正确的路线。

2.After analyzing the data, we found that the cross track error increased due to strong winds.

在分析数据后，我们发现由于强风导致横向轨迹误差增加。

3.The GPS system reported a cross track error of 50 meters, indicating we were off the intended route.

GPS系统报告了一个横向轨迹误差为50米，表明我们偏离了预定路线。

4.To minimize cross track error, the pilot adjusted the heading to align with the flight path.

为了最小化横向轨迹误差，飞行员调整了航向以与飞行路径对齐。

5.We need to correct the cross track error before we reach the final destination.

在到达最终目的地之前，我们需要纠正横向轨迹误差。

作文

In the realm of navigation and positioning, the term cross track error refers to the deviation of a vehicle's actual path from its intended path. This concept is particularly significant in fields such as aviation, maritime navigation, and even in autonomous vehicles. Understanding cross track error is crucial for ensuring that a vehicle remains on course and reaches its destination efficiently. To illustrate the importance of cross track error, consider an aircraft flying from one airport to another. The flight plan outlines a specific route that the aircraft should follow. However, due to various factors such as wind, pilot input, or mechanical issues, the aircraft may drift off this planned route. The distance between the aircraft’s current position and the intended flight path is referred to as the cross track error. Minimizing cross track error is essential for several reasons. Firstly, it enhances safety. An aircraft that strays too far from its intended path may enter restricted airspace or encounter hazardous weather conditions. By closely monitoring cross track error, pilots can make necessary adjustments to ensure they remain on a safe trajectory. Secondly, minimizing cross track error contributes to fuel efficiency. Aircraft that fly directly along their planned routes consume less fuel than those that deviate significantly. This is not only cost-effective for airlines but also environmentally friendly, as it reduces the overall carbon footprint of air travel. In maritime navigation, cross track error plays a similar role. Ships must navigate through busy shipping lanes, avoiding obstacles and other vessels while adhering to their planned routes. A significant cross track error could lead to dangerous situations, such as collisions or running aground. Therefore, mariners use advanced navigation systems to constantly monitor and correct their cross track error, ensuring safe passage across the waters. Moreover, autonomous vehicles heavily rely on accurate positioning and navigation systems to function effectively. For these vehicles, cross track error can indicate how well they are following their programmed routes. If the cross track error becomes too large, the vehicle may need to recalibrate its path, adjusting its steering and speed to realign with the intended trajectory. This capability is vital for the safety and reliability of self-driving cars, which must navigate complex environments filled with pedestrians, cyclists, and other vehicles. In conclusion, understanding cross track error is fundamental in various modes of transportation. It affects safety, efficiency, and operational effectiveness in aviation, maritime navigation, and autonomous driving. By continuously monitoring and correcting cross track error, navigators and operators can ensure that they stay on course, arrive at their destinations safely, and minimize unnecessary costs. As technology continues to advance, the methods for measuring and correcting cross track error will likely become even more sophisticated, further enhancing our ability to navigate accurately in an increasingly complex world.

在导航和定位领域，术语cross track error指的是车辆实际路径与其预定路径之间的偏差。这个概念在航空、海洋导航甚至自动驾驶汽车等领域尤为重要。理解cross track error对确保车辆保持航向并高效到达目的地至关重要。为了说明cross track error的重要性，考虑一架飞机从一个机场飞往另一个机场。飞行计划概述了飞机应遵循的特定路线。然而，由于风、飞行员输入或机械问题等各种因素，飞机可能会偏离这一计划路线。飞机当前位置与预定飞行路径之间的距离被称为cross track error。最小化cross track error至关重要，原因有几个。首先，它增强了安全性。偏离太远的飞机可能会进入限制空域或遭遇危险的天气条件。通过密切监测cross track error，飞行员可以进行必要的调整，以确保他们保持在安全的航线上。其次，最小化cross track error有助于燃油效率。沿着计划路线直接飞行的飞机比那些显著偏离航线的飞机消耗更少的燃油。这不仅对航空公司节约成本，而且环保，因为它减少了航空旅行的整体碳足迹。在海洋导航中，cross track error发挥着类似的作用。船只必须在繁忙的航道中航行，避免障碍物和其他船只，同时遵循其计划路线。显著的cross track error可能导致危险情况，例如碰撞或搁浅。因此，航海者使用先进的导航系统不断监测和校正他们的cross track error，确保安全通过水域。此外，自动驾驶汽车在有效运作时严重依赖准确的定位和导航系统。对于这些车辆来说，cross track error可以指示它们遵循编程路线的准确程度。如果cross track error变得过大，车辆可能需要重新校准其路径，调整转向和速度以重新对齐预定轨迹。这种能力对自动驾驶汽车的安全性和可靠性至关重要，因为它们必须在充满行人、自行车和其他车辆的复杂环境中导航。总之，理解cross track error在各种交通方式中是基础。它影响航空、海洋导航和自动驾驶的安全性、效率和操作有效性。通过持续监测和校正cross track error，导航员和操作员可以确保他们保持在航线上，安全到达目的地，并尽量减少不必要的成本。随着技术的不断进步，测量和校正cross track error的方法可能会变得更加复杂，从而进一步增强我们在日益复杂的世界中准确导航的能力。