piezo-electric crystal

简明释义

压电晶体

英英释义

例句

1.The piezo-electric crystal in the watch helps keep accurate time by generating a consistent frequency.

手表中的压电晶体通过产生一致的频率来帮助保持准确的时间。

2.The sensor uses a piezo-electric crystal to convert mechanical stress into an electrical signal.

该传感器使用压电晶体将机械应力转换为电信号。

3.In many musical instruments, a piezo-electric crystal is used to amplify sound.

在许多乐器中，使用压电晶体来放大声音。

4.Researchers are exploring new materials for piezo-electric crystals to improve energy harvesting.

研究人员正在探索新材料用于压电晶体以改善能量收集。

5.A piezo-electric crystal can generate electricity when subjected to pressure, making it useful in various applications.

当受到压力时，压电晶体可以产生电力，这使它在各种应用中非常有用。

作文

The world of technology is constantly evolving, and one of the fascinating components that play a crucial role in various devices is the piezo-electric crystal. These crystals have the unique ability to convert mechanical energy into electrical energy and vice versa. This property makes them invaluable in numerous applications, from everyday gadgets to advanced industrial machinery. Understanding the significance of piezo-electric crystals can provide insight into how they contribute to the functionality of modern technology.To begin with, the term 'piezoelectric' comes from the Greek word 'piezein', which means to press or squeeze. When pressure is applied to a piezo-electric crystal, it generates an electric charge. Conversely, when an electric field is applied to these crystals, they change shape, demonstrating their dual functionality. This remarkable characteristic is due to the internal structure of the crystals, which allows them to respond to mechanical stress.One of the most common applications of piezo-electric crystals is in sensors. For instance, they are used in microphones and accelerometers. In a microphone, sound waves create vibrations that compress the piezo-electric crystal, generating an electrical signal that corresponds to the sound. Similarly, in accelerometers, the crystals detect changes in motion, enabling devices to measure acceleration and orientation accurately. This technology is essential in smartphones, gaming controllers, and even vehicles, where safety and performance depend on precise measurements.Moreover, piezo-electric crystals are integral to various medical devices. Ultrasound machines, for example, utilize these crystals to produce and receive sound waves. The piezo-electric crystal emits ultrasonic waves that penetrate the body, and when these waves bounce back, the crystal detects them and converts them into electrical signals. This process creates detailed images of internal organs, aiding in diagnostics and treatment planning. The ability of piezo-electric crystals to function effectively in such high-stakes environments highlights their importance in healthcare technology.In addition to sensors and medical applications, piezo-electric crystals are also used in actuators. These devices convert electrical signals back into mechanical movement. For instance, in precision machining, piezo-electric crystals can control the position of tools with incredible accuracy, allowing for intricate designs and high-quality finishes. This capability is vital in industries such as aerospace and automotive, where precision is paramount.Furthermore, the development of new materials and technologies continues to enhance the capabilities of piezo-electric crystals. Researchers are exploring innovative ways to improve their efficiency, sensitivity, and durability. As a result, we can expect to see even more applications arise in the future, potentially transforming fields such as robotics, renewable energy, and smart materials.In conclusion, piezo-electric crystals are remarkable components that bridge the gap between mechanical and electrical systems. Their ability to convert energy forms makes them indispensable in various applications, from sensors and medical devices to actuators and beyond. As technology advances, the role of piezo-electric crystals will likely expand, offering new opportunities and solutions in diverse fields. Understanding their function and potential allows us to appreciate the intricate workings of the devices we use daily and the innovations that lie ahead.

科技的世界不断发展，其中一个在各种设备中发挥关键作用的迷人组件是压电晶体。这些晶体具有将机械能转换为电能及其反向转换的独特能力。这一特性使它们在众多应用中不可或缺，从日常小工具到先进的工业机械。理解压电晶体的重要性可以让我们洞察它们如何为现代科技的功能做出贡献。首先，“压电”这个术语源自希腊语单词“piezein”，意思是按压或挤压。当施加压力于压电晶体时，它会产生电荷。相反，当施加电场于这些晶体时，它们会改变形状，展示出双重功能。这一显著特性归因于晶体的内部结构，使它们能够对机械应力作出反应。压电晶体最常见的应用之一是在传感器中。例如，它们被用于麦克风和加速度计。在麦克风中，声波产生的振动压缩压电晶体，生成与声音对应的电信号。同样，在加速度计中，晶体检测运动变化，使设备能够准确测量加速度和方向。这项技术在智能手机、游戏控制器甚至车辆中至关重要，安全性和性能依赖于精确的测量。此外，压电晶体在各种医疗设备中也是不可或缺的。例如，超声波机器利用这些晶体来产生和接收声波。压电晶体发射穿透身体的超声波，当这些波反弹时，晶体检测到它们并将其转换为电信号。这个过程生成内部器官的详细图像，有助于诊断和治疗规划。压电晶体在如此高风险环境中有效工作的能力突显了它们在医疗技术中的重要性。除了传感器和医疗应用外，压电晶体还用于执行器。这些设备将电信号转换回机械运动。例如，在精密加工中，压电晶体可以以惊人的精度控制工具的位置，从而允许复杂的设计和高质量的表面处理。这种能力在航空航天和汽车等行业中至关重要，在这些行业中，精确度至关重要。此外，新材料和技术的发展不断增强压电晶体的能力。研究人员正在探索改进它们的效率、灵敏度和耐用性的创新方法。因此，我们可以期待未来出现更多应用，可能会改变机器人技术、可再生能源和智能材料等领域。总之，压电晶体是桥接机械系统与电气系统之间的非凡组件。它们将能量形式转换的能力使它们在各种应用中不可或缺，从传感器和医疗设备到执行器及其他。随着技术的进步，压电晶体的角色可能会扩展，提供新的机会和解决方案于不同领域。理解它们的功能和潜力使我们能够欣赏我们每天使用设备的复杂运作以及未来的创新。