breakdown voltage

简明释义

破坏电压

英英释义

例句

1.In high-voltage applications, it is crucial to select materials with a high breakdown voltage.

在高电压应用中，选择具有高击穿电压的材料至关重要。

2.When testing the diode, we found that its breakdown voltage was significantly lower than expected.

在测试二极管时，我们发现它的击穿电压明显低于预期。

3.To prevent circuit failure, always check the breakdown voltage of your components before use.

为防止电路故障，使用前务必检查组件的击穿电压。

4.The breakdown voltage of this capacitor is rated at 50 volts, ensuring safe operation in low-voltage circuits.

这个电容器的击穿电压额定为50伏，确保在低电压电路中的安全运行。

5.The breakdown voltage of air is approximately 3 million volts per meter, which is why lightning occurs.

空气的击穿电压约为每米300万伏，这就是闪电发生的原因。

作文

Understanding the concept of breakdown voltage is essential in the field of electrical engineering and physics. The term refers to the minimum voltage that causes a portion of an insulator to become electrically conductive. This phenomenon occurs when the electric field strength exceeds a certain threshold, leading to a sudden increase in current flow. In simpler terms, breakdown voltage can be seen as the tipping point at which an insulator fails and allows electricity to pass through it. This concept is critical for designing various electrical components, including capacitors, diodes, and transistors.To delve deeper into the significance of breakdown voltage, let's consider its application in real-world scenarios. For instance, in high-voltage power lines, engineers must ensure that the insulation used can withstand the operating voltage without experiencing breakdown. If the breakdown voltage of the insulating material is too low, it could lead to catastrophic failures, resulting in power outages and potential hazards.Moreover, understanding breakdown voltage is crucial when working with semiconductor devices. In these devices, the breakdown voltage determines the maximum voltage that can be applied before the device starts to conduct uncontrollably. This is particularly important in applications such as voltage regulators and amplifiers, where maintaining a stable output is vital for performance.The factors affecting breakdown voltage include temperature, pressure, and the physical properties of the insulating material. For example, increasing the temperature can lower the breakdown voltage, making materials more susceptible to failure. This relationship highlights the importance of considering environmental conditions when designing electrical systems.In addition to its technical implications, breakdown voltage also has practical considerations in safety. Engineers must always account for the breakdown voltage when designing circuits to prevent accidental short circuits or electrical fires. By ensuring that components can handle voltages well above the expected operating conditions, they can enhance safety and reliability in electrical systems.In conclusion, the concept of breakdown voltage is fundamental in understanding how electrical components function and interact under various conditions. It serves as a critical parameter in the design and analysis of electrical systems, ensuring that they operate safely and efficiently. As technology continues to advance, the importance of accurately measuring and managing breakdown voltage will only grow, making it a key area of focus for engineers and researchers alike. By grasping this concept, one can appreciate the intricate balance between voltage, current, and material properties that governs the behavior of electrical systems.

理解击穿电压的概念在电气工程和物理学领域中至关重要。该术语指的是导致绝缘体部分变得导电的最低电压。当电场强度超过某个阈值时，这种现象会发生，导致电流流动突然增加。简单来说，击穿电压可以看作是绝缘体失效并允许电流通过的临界点。这个概念对于设计各种电气元件，包括电容器、二极管和晶体管是至关重要的。为了更深入地了解击穿电压的重要性，让我们考虑它在现实世界中的应用。例如，在高压输电线路中，工程师必须确保所使用的绝缘材料能够承受工作电压而不会经历击穿。如果绝缘材料的击穿电压过低，可能会导致灾难性的故障，造成停电和潜在的危险。此外，理解击穿电压在半导体器件的工作中也至关重要。在这些设备中，击穿电压决定了可以施加的最大电压，超过该电压后设备开始失控导电。这在电压调节器和放大器等应用中尤其重要，因为维持稳定的输出对性能至关重要。影响击穿电压的因素包括温度、压力和绝缘材料的物理特性。例如，温度升高可能会降低击穿电压，使材料更容易发生失效。这种关系突显了在设计电气系统时考虑环境条件的重要性。除了其技术含义，击穿电压在安全性方面也有实际考虑。工程师在设计电路时必须始终考虑击穿电压，以防止意外短路或电气火灾。通过确保组件能够处理远高于预期工作条件的电压，他们可以提高电气系统的安全性和可靠性。总之，击穿电压的概念在理解电气元件如何在各种条件下工作和相互作用中是基础。它作为电气系统设计和分析中的一个关键参数，确保它们安全高效地运行。随着技术的不断进步，准确测量和管理击穿电压的重要性只会增加，使其成为工程师和研究人员关注的关键领域。通过掌握这一概念，人们可以欣赏到电压、电流和材料特性之间微妙平衡的复杂性，这些因素支配着电气系统的行为。