astern torque

简明释义

倒车扭矩

英英释义

例句

1.Understanding the effects of astern torque 后推力 is crucial for safe maneuvering in tight spaces.

理解后推力的影响对于在狭窄空间内安全操控至关重要。

2.The crew monitored the astern torque 后推力 to ensure the vessel was moving backward smoothly.

船员监测后推力以确保船只向后平稳移动。

3.When reversing, the astern torque 后推力 can significantly affect the ship's trajectory.

在倒退时，后推力会显著影响船只的轨迹。

4.The engineer explained how astern torque 后推力 is generated by the ship's propellers.

工程师解释了后推力是如何由船舶的螺旋桨产生的。

5.The captain adjusted the engine speed to manage the astern torque 后推力 during the docking process.

船长调整了发动机速度，以便在靠泊过程中管理后推力。

作文

In the field of marine engineering, understanding the dynamics of ship propulsion is crucial for ensuring safe and efficient navigation. One of the key concepts that engineers must grasp is astern torque, which refers to the rotational force generated by a vessel's propeller when it operates in reverse. This phenomenon plays a significant role in maneuvering a ship, especially during docking or when avoiding obstacles in tight waters. When a ship's propeller turns in the opposite direction, it creates a force that can affect the vessel's stability and trajectory. The concept of astern torque is particularly important when considering the design of propulsion systems. Engineers must account for this torque to ensure that the ship can effectively manage its movements without compromising safety. For instance, if a ship is designed without adequate consideration for astern torque, it may experience difficulties in stopping or changing direction quickly, leading to potential hazards. Moreover, the effects of astern torque are not only felt during reverse operations but also during normal sailing conditions. The interaction between the hull shape, propeller design, and the speed of the vessel can influence how astern torque manifests. Therefore, naval architects often conduct extensive simulations and model tests to predict how their designs will perform under various conditions, including those that produce astern torque. Additionally, astern torque has implications for crew training and operational procedures. Mariners must be trained to understand how to utilize the astern torque effectively when maneuvering the vessel. This includes knowing how to counteract the torque with appropriate rudder movements and engine adjustments. A failure to do so could result in loss of control, especially in challenging environments such as busy ports or narrow channels. In summary, astern torque is a vital concept in marine engineering that encompasses the forces at play when a ship's propeller operates in reverse. By understanding and managing astern torque, engineers and mariners can enhance the safety and efficiency of maritime operations. As technology advances, ongoing research into astern torque will continue to improve ship design and handling techniques, ultimately leading to safer seas and more effective navigation practices.

在海洋工程领域，理解船舶推进的动态对于确保安全和高效的航行至关重要。工程师必须掌握的关键概念之一是后转矩，它指的是当船舶的螺旋桨在反向操作时产生的旋转力。这种现象在船舶的操控中起着重要作用，尤其是在靠岸或在狭窄水域避障时。当船舶的螺旋桨朝相反方向旋转时，会产生一种影响船舶稳定性和轨迹的力。 后转矩的概念在考虑推进系统的设计时尤为重要。工程师必须考虑这种转矩，以确保船舶能够有效管理其运动而不妨碍安全。例如，如果一艘船的设计未能充分考虑后转矩，可能会在快速停止或改变方向时遇到困难，从而导致潜在的危险。 此外，后转矩的影响不仅在反向操作时显现，在正常航行条件下也会感受到。船体形状、螺旋桨设计和船舶速度之间的相互作用可以影响后转矩的表现。因此，船舶建筑师通常会进行广泛的模拟和模型测试，以预测他们的设计在包括产生后转矩的各种条件下的表现。 此外，后转矩对船员培训和操作程序也有影响。水手必须接受培训，以了解如何有效利用后转矩来操控船舶。这包括知道如何通过适当的舵动作和发动机调整来抵消转矩。如果未能做到这一点，尤其是在繁忙港口或狭窄水道等复杂环境中，可能会导致失去控制。 总之，后转矩是海洋工程中的一个重要概念，它涵盖了船舶螺旋桨在反向操作时所产生的力量。通过理解和管理后转矩，工程师和水手可以提高海事操作的安全性和效率。随着技术的进步，对后转矩的持续研究将继续改善船舶设计和操控技术，最终导致更安全的海洋和更有效的导航实践。