pulse excitation

简明释义

脉冲激励

英英释义

例句

1.In this experiment, we applied pulse excitation to induce vibrations in the structure.

在这个实验中，我们施加了脉冲激励以诱导结构中的振动。

2.Engineers often rely on pulse excitation for testing the durability of components.

工程师们经常依赖脉冲激励来测试部件的耐久性。

3.Using pulse excitation, we can determine the natural frequencies of the system.

通过使用脉冲激励，我们可以确定系统的固有频率。

4.The researchers used pulse excitation to analyze the material's response to stress.

研究人员使用脉冲激励来分析材料对应力的反应。

5.The system's performance improved significantly with the use of pulse excitation techniques.

使用脉冲激励技术后，系统的性能显著提高。

作文

In the field of engineering and physics, understanding the concept of pulse excitation is crucial for various applications, especially in the realms of electronics and signal processing. Pulse excitation refers to the application of a brief burst of energy or signal to a system, which can elicit a response that is characteristic of the system's behavior. This technique is widely used in testing and analyzing the dynamic properties of materials and structures, as well as in the design of electronic circuits.To illustrate the importance of pulse excitation, consider its role in the field of structural health monitoring. Engineers often need to assess the integrity of bridges, buildings, and other critical infrastructure. By applying a pulse excitation to these structures, they can generate vibrations that are then measured by sensors. The data collected from these vibrations provides insights into the physical condition of the structure. For example, if the response to the pulse excitation indicates abnormal damping or frequency shifts, it may signal the presence of damage or deterioration within the material.Moreover, pulse excitation is also a fundamental aspect of modern communication systems. In digital communications, signals are often transmitted in pulses, which allows for efficient data transfer over various media. By using pulse excitation techniques, engineers can modulate signals to carry information effectively, ensuring that data is transmitted with minimal loss and interference. This is particularly important in high-speed data networks where bandwidth is a critical resource.Another significant application of pulse excitation is found in the field of medical imaging. Techniques such as ultrasound utilize pulse excitation to generate sound waves that penetrate the body and reflect off tissues and organs. The echoes from these sound waves are then captured and processed to create images of internal structures. This non-invasive method has revolutionized diagnostics in medicine, allowing for real-time visualization of the human body without the need for invasive procedures.In addition to these applications, pulse excitation is essential in research and development. Scientists and engineers use this method to explore the behavior of new materials under various conditions. By applying controlled pulse excitation, they can study how materials respond to sudden changes in energy input, which helps in the development of more resilient and efficient products.In conclusion, the concept of pulse excitation is integral to numerous fields, including engineering, communications, and medicine. Its ability to generate responses from systems makes it an invaluable tool for analysis, testing, and innovation. As technology continues to advance, the applications of pulse excitation will likely expand, leading to new discoveries and improvements in various industries. Understanding and mastering this concept will undoubtedly benefit professionals and researchers seeking to push the boundaries of what is possible in their respective fields.

在工程和物理学领域，理解脉冲激励的概念对各种应用至关重要，尤其是在电子学和信号处理领域。脉冲激励指的是向系统施加短暂的能量或信号突发，这可以引发系统特征行为的响应。这种技术广泛应用于测试和分析材料和结构的动态特性，以及电子电路的设计。为了说明脉冲激励的重要性，可以考虑它在结构健康监测领域的作用。工程师常常需要评估桥梁、建筑物和其他关键基础设施的完整性。通过对这些结构施加脉冲激励，他们可以产生振动，然后通过传感器进行测量。从这些振动中收集的数据提供了对结构物理状态的深入了解。例如，如果对脉冲激励的响应表明阻尼或频率发生异常变化，可能会表明材料内部存在损伤或退化。此外，脉冲激励也是现代通信系统的基本方面。在数字通信中，信号通常以脉冲形式传输，这允许通过各种媒介高效地传输数据。通过使用脉冲激励技术，工程师可以调制信号以有效地携带信息，确保数据以最小的损失和干扰进行传输。这在带宽是关键资源的高速数据网络中尤为重要。脉冲激励的另一个重要应用可以在医学成像领域找到。超声等技术利用脉冲激励生成穿透身体的声波，并反射到组织和器官上。这些声波的回声随后被捕获并处理，以创建内部结构的图像。这种非侵入性的方法彻底改变了医学诊断，使得实时可视化人体成为可能，而无需进行侵入性程序。除了这些应用外，脉冲激励在研发中也至关重要。科学家和工程师使用这种方法研究新材料在各种条件下的行为。通过施加受控的脉冲激励，他们可以研究材料如何响应能量输入的突变，这有助于开发出更具韧性和效率的产品。总之，脉冲激励的概念在多个领域（包括工程、通信和医学）中是不可或缺的。它生成来自系统的响应的能力使其成为分析、测试和创新的宝贵工具。随着技术的不断进步，脉冲激励的应用可能会扩展，从而在各个行业带来新的发现和改进。理解和掌握这一概念无疑将使专业人士和研究人员受益，帮助他们在各自领域推动可能性的边界。