sliding contact

简明释义

滑动接触

英英释义

例句

1.Engineers designed a new system to improve the reliability of sliding contact in electric vehicles.

工程师们设计了一种新系统，以提高电动车辆中滑动接触的可靠性。

2.Proper lubrication is essential to reduce wear at the sliding contact surfaces in machinery.

适当的润滑对于减少机械中滑动接触表面的磨损至关重要。

3.In this experiment, we measured the friction generated at the sliding contact points of the materials.

在这个实验中，我们测量了材料在滑动接触点产生的摩擦。

4.The performance of the motor was affected by the quality of the sliding contact between the brushes and the commutator.

电机的性能受到刷子与换向器之间的滑动接触质量的影响。

5.The sliding contact in the gears must be monitored for signs of wear and tear.

齿轮中的滑动接触必须监测磨损迹象。

作文

In the field of engineering and physics, the term sliding contact refers to the interaction that occurs when two surfaces slide against each other. This phenomenon is particularly important in mechanical systems where friction plays a critical role. The concept of sliding contact is essential for understanding how machines operate, as it affects wear, lubrication, and overall efficiency. When two surfaces engage in sliding contact, the nature of their interaction can lead to various outcomes depending on the materials involved, the speed of sliding, and the presence of lubricants.For instance, consider the case of a car engine. The pistons move up and down within the cylinders, creating a constant sliding contact with the cylinder walls. This sliding contact generates friction, which can lead to wear over time. To mitigate this, engineers often use oil as a lubricant to reduce the effects of friction and enhance performance. The effectiveness of lubrication in reducing wear during sliding contact is crucial for the longevity of the engine.In addition to mechanical systems, sliding contact is also relevant in electrical engineering, particularly in devices such as switches and relays. In these applications, the sliding contact between conductive materials determines the quality of the electrical connection. Poor sliding contact can lead to increased resistance, overheating, and ultimately failure of the device. Therefore, understanding the principles of sliding contact is vital for designing reliable electrical components.Moreover, the study of sliding contact extends into the realm of tribology, which is the science of friction, wear, and lubrication. Researchers in this field investigate how different surface textures and coatings can influence the behavior of sliding contact. For example, rougher surfaces may increase friction, while smoother surfaces can reduce it. The choice of materials and surface treatments can significantly impact the performance of systems relying on sliding contact.In summary, the concept of sliding contact is integral to various fields, including mechanical and electrical engineering. It encompasses the interactions between surfaces in motion and the effects of friction and lubrication on their performance. Understanding sliding contact allows engineers and scientists to design better systems, improve efficiency, and extend the lifespan of components. As technology continues to advance, the importance of mastering the principles of sliding contact will only grow, making it a fundamental topic in engineering education and research.

在工程和物理学领域，术语滑动接触指的是当两个表面相互滑动时发生的相互作用。这种现象在机械系统中尤为重要，因为摩擦在其中起着关键作用。滑动接触的概念对于理解机器如何运作至关重要，因为它影响磨损、润滑和整体效率。当两个表面发生滑动接触时，它们之间的相互作用的性质可能会根据所涉及的材料、滑动速度和润滑剂的存在而导致不同的结果。例如，考虑汽车发动机的情况。活塞在气缸内上下移动，与气缸壁形成持续的滑动接触。这种滑动接触会产生摩擦，随着时间的推移可能导致磨损。为了减轻这种情况，工程师通常使用油作为润滑剂，以减少摩擦的影响并提高性能。在滑动接触过程中润滑的有效性对发动机的寿命至关重要。除了机械系统，滑动接触在电气工程中也具有相关性，特别是在开关和继电器等设备中。在这些应用中，导电材料之间的滑动接触决定了电连接的质量。差的滑动接触可能导致电阻增加、过热，最终导致设备故障。因此，理解滑动接触的原理对于设计可靠的电气组件至关重要。此外，滑动接触的研究扩展到摩擦学的领域，即摩擦、磨损和润滑的科学。该领域的研究人员调查不同的表面纹理和涂层如何影响滑动接触的行为。例如，较粗糙的表面可能增加摩擦，而较光滑的表面可以减少摩擦。材料和表面处理的选择可以显著影响依赖于滑动接触的系统的性能。总之，滑动接触的概念在机械和电气工程等多个领域中是不可或缺的。它涵盖了运动表面之间的相互作用以及摩擦和润滑对其性能的影响。理解滑动接触使工程师和科学家能够设计更好的系统，提高效率，并延长组件的使用寿命。随着技术的不断进步，掌握滑动接触原理的重要性只会增加，使其成为工程教育和研究中的基本主题。