impact excitation

简明释义

碰撞激发

英英释义

例句

1.The team applied impact excitation to simulate real-world conditions during the experiment.

团队应用了冲击激励来模拟实验中的实际条件。

2.In mechanical testing, impact excitation is often used to evaluate the durability of materials.

在机械测试中，冲击激励常用于评估材料的耐久性。

3.The researchers measured the effects of impact excitation on the structural integrity of the bridge.

研究人员测量了冲击激励对桥梁结构完整性的影响。

4.Understanding impact excitation is crucial for designing safer vehicles.

理解冲击激励对于设计更安全的车辆至关重要。

5.The software can analyze the results of impact excitation tests to predict failure points.

该软件可以分析冲击激励测试的结果，以预测故障点。

作文

Impact excitation is a term often used in engineering and physics to describe the response of a system when it is subjected to sudden forces or impacts. This phenomenon can be observed in various fields, including structural engineering, mechanical systems, and even in the study of materials. Understanding impact excitation (冲击激励) is crucial for designing structures and systems that can withstand unexpected forces, such as earthquakes, explosions, or heavy machinery operations.When a force is applied suddenly to an object, it creates vibrations that travel through the material. These vibrations are the result of the energy transferred from the impact to the structure. The way in which a material responds to this energy can vary significantly depending on its properties, such as stiffness, mass, and damping characteristics. Engineers must carefully analyze these factors to ensure that the structures they design can absorb and dissipate energy effectively during an impact excitation (冲击激励).For instance, consider a bridge designed to hold heavy traffic. During an accident where a large vehicle collides with the bridge, the structure experiences an impact excitation (冲击激励). If the bridge is not designed to handle such sudden forces, it could suffer severe damage or even collapse. Therefore, engineers use mathematical models and simulations to predict how the bridge will react under various impact scenarios. This analysis helps them incorporate necessary reinforcements and select appropriate materials that can endure the stresses caused by impact excitation (冲击激励).Moreover, impact excitation (冲击激励) is not limited to civil engineering. In mechanical systems, components such as gears, bearings, and shafts are also subject to sudden forces during operation. For example, if a motor suddenly starts or stops, the components experience a shock load that can lead to wear and tear over time. To mitigate these effects, engineers often design systems with shock absorbers or dampers, which help to reduce the intensity of the vibrations caused by impact excitation (冲击激励).In the field of materials science, researchers study impact excitation (冲击激励) to understand how different materials behave under sudden loads. This knowledge is vital for developing new materials that can better withstand impacts without failing. For example, in aerospace applications, materials must be lightweight yet strong enough to endure the forces experienced during takeoff, flight, and landing. By analyzing impact excitation (冲击激励), scientists can innovate and improve material performance, leading to safer and more efficient designs.In conclusion, impact excitation (冲击激励) plays a significant role in various engineering disciplines. Its understanding is essential for creating safe and durable structures and systems that can handle unexpected forces. As technology advances, the study of impact excitation (冲击激励) will continue to evolve, allowing engineers and scientists to develop innovative solutions that enhance safety and performance across different applications. Whether in buildings, vehicles, or machinery, recognizing the importance of impact excitation (冲击激励) is key to ensuring the integrity and longevity of engineered systems.

冲击激励是一个常用于工程和物理学的术语，用来描述当一个系统受到突发力或冲击时的反应。这种现象可以在多个领域观察到，包括结构工程、机械系统，甚至材料研究。理解冲击激励（impact excitation）对于设计能够承受意外力量的结构和系统至关重要，例如地震、爆炸或重型机械操作。当一个力突然而然地施加到一个物体上时，它会产生通过材料传播的振动。这些振动是从冲击传递到结构的能量的结果。材料对这种能量的响应方式可能因其特性而显著不同，例如刚度、质量和阻尼特性。工程师必须仔细分析这些因素，以确保他们设计的结构能够有效地吸收和耗散在冲击激励（impact excitation）过程中产生的能量。例如，考虑一个设计用于承载重型交通的桥梁。在发生事故时，如果一辆大型车辆与桥梁相撞，结构会经历冲击激励（impact excitation）。如果桥梁没有设计成能够处理如此突发的力量，它可能会遭受严重损坏甚至倒塌。因此，工程师使用数学模型和模拟来预测桥梁在各种冲击场景下的反应。这种分析帮助他们加入必要的加固措施，并选择适当的材料，以承受由冲击激励（impact excitation）引起的压力。此外，冲击激励（impact excitation）并不仅限于土木工程。在机械系统中，齿轮、轴承和轴等组件在操作过程中也会受到突发力的影响。例如，当电机突然启动或停止时，组件会经历冲击载荷，随着时间的推移可能导致磨损。为了减轻这些影响，工程师通常设计带有减震器或阻尼器的系统，以帮助降低由冲击激励（impact excitation）引起的振动强度。在材料科学领域，研究人员研究冲击激励（impact excitation），以了解不同材料在突发载荷下的表现。这些知识对于开发能够更好地承受冲击而不失效的新材料至关重要。例如，在航空航天应用中，材料必须轻便但又足够坚固，以耐受在起飞、飞行和着陆过程中经历的力量。通过分析冲击激励（impact excitation），科学家们能够创新和提高材料性能，从而导致更安全和更高效的设计。总之，冲击激励（impact excitation）在各个工程学科中都扮演着重要角色。理解这一点对于创造安全、耐用的结构和系统至关重要，这些结构和系统能够应对意外力量。随着技术的进步，冲击激励（impact excitation）的研究将继续发展，使工程师和科学家能够开发出增强安全性和性能的创新解决方案。无论是在建筑、车辆还是机械中，认识到冲击激励（impact excitation）的重要性是确保工程系统的完整性和长寿命的关键。