electric breakdown

简明释义

电击穿

英英释义

例句

1.An electric breakdown 电气击穿 can lead to short circuits and equipment damage.

一个电气击穿 electric breakdown可能导致短路和设备损坏。

2.During the storm, many homes experienced an electric breakdown 电气击穿 due to lightning strikes.

在风暴期间，许多家庭因雷电袭击而经历了电气击穿 electric breakdown。

3.The technician explained that an electric breakdown 电气击穿 can occur when the voltage exceeds the material's dielectric strength.

技术员解释说，当电压超过材料的介电强度时，可能会发生电气击穿 electric breakdown。

4.Engineers are researching ways to prevent electric breakdown 电气击穿 in high-voltage power lines.

工程师们正在研究防止高压电力线路中发生电气击穿 electric breakdown的方法。

5.The circuit board failed because of an electric breakdown 电气击穿 caused by moisture.

由于潮湿导致的电气击穿 electric breakdown，电路板出现故障。

作文

Electricity is an essential part of our daily lives, powering everything from our homes to our workplaces. However, the intricate systems that deliver this power are not without their risks. One significant risk is the phenomenon known as electric breakdown, which refers to the failure of an insulating material to resist electric current, leading to a sudden surge of electricity that can cause damage or even catastrophic failures. Understanding electric breakdown is crucial for engineers and technicians who work in the field of electrical engineering, as it can have serious implications for safety and reliability.When we talk about electric breakdown, we are often referring to the point at which an insulator becomes conductive. This can happen under various conditions, such as high voltage, heat, or even physical stress on the material. For instance, when the voltage across an insulator exceeds its breakdown voltage, the insulator can no longer prevent the flow of electricity. This process can lead to arcing, sparking, or even explosions, depending on the circumstances. Therefore, understanding the factors that contribute to electric breakdown is essential for designing safe electrical systems.One common example of electric breakdown is found in power lines. When a power line is damaged, perhaps due to a storm or falling tree, it may come into contact with the ground or other conductive materials. If the voltage is high enough, the insulation around the wire can fail, resulting in a dangerous situation where electricity can flow where it shouldn’t. This is why utility companies invest heavily in maintaining their infrastructure and monitoring for potential issues that could lead to electric breakdown.Another important aspect of electric breakdown is its role in the design of electronic devices. Engineers must carefully select materials that can withstand the electrical stresses they will encounter in operation. For instance, capacitors and transistors must be designed to handle specific voltage levels without experiencing electric breakdown. Failure to do so can result in device malfunction or complete failure, leading to costly repairs and potential safety hazards.In addition to its implications for safety and device functionality, electric breakdown also has applications in technology development. Researchers are exploring ways to harness electric breakdown for innovative applications, such as in the creation of high-voltage switches or advanced diagnostic tools. By understanding the mechanisms behind electric breakdown, scientists can develop new materials and technologies that utilize this phenomenon for beneficial purposes.In conclusion, electric breakdown is a critical concept in the field of electrical engineering that encompasses a range of phenomena related to the failure of insulating materials. Its implications for safety, device design, and technological advancement cannot be overstated. As we continue to rely on electricity for our daily activities, a deeper understanding of electric breakdown will help ensure that our systems remain safe and reliable. Engineers and technicians must remain vigilant in their efforts to prevent electric breakdown, as the consequences of neglecting this issue can be severe, affecting not only equipment but also human lives.

电力是我们日常生活中不可或缺的一部分，为我们的家庭和工作场所提供动力。然而，提供这种电力的复杂系统并非没有风险。其中一个重大风险是被称为电气击穿的现象，它指的是绝缘材料无法抵抗电流，导致电流的突然激增，这可能造成损害甚至灾难性的故障。理解电气击穿对从事电气工程领域的工程师和技术人员至关重要，因为这可能对安全性和可靠性产生严重影响。当我们谈论电气击穿时，通常是指绝缘体变得导电的那一点。这可以在多种条件下发生，例如高电压、热量或甚至材料的物理压力。例如，当绝缘体上的电压超过其击穿电压时，绝缘体将无法再阻止电流的流动。这个过程可能导致电弧、火花，甚至爆炸，具体情况取决于环境。因此，了解导致电气击穿的因素对于设计安全的电气系统至关重要。电气击穿的一个常见例子可以在电力线中找到。当电力线受损，比如由于暴风雨或倒下的树木，它可能会接触到地面或其他导电材料。如果电压足够高，电线周围的绝缘材料可能会失效，从而导致电流流向不该流动的地方。这就是为什么公用事业公司在维护基础设施和监测可能导致电气击穿的问题上投入大量资金。电气击穿的另一个重要方面是它在电子设备设计中的作用。工程师必须仔细选择能够承受操作中遇到的电气压力的材料。例如，电容器和晶体管必须设计成能够处理特定电压水平，而不会经历电气击穿。如果未能做到这一点，可能会导致设备故障或完全失效，从而导致昂贵的维修费用和潜在的安全隐患。除了对安全性和设备功能的影响外，电气击穿在技术发展中也有应用。研究人员正在探索利用电气击穿进行创新应用的方法，例如在高压开关或先进诊断工具的创建中。通过理解电气击穿背后的机制，科学家可以开发出利用这一现象的新的材料和技术，以造福人类。总之，电气击穿是电气工程领域中的一个关键概念，涵盖了与绝缘材料失效相关的一系列现象。它对安全性、设备设计和技术进步的影响不容小觑。随着我们继续依赖电力进行日常活动，对电气击穿的更深入理解将有助于确保我们的系统保持安全和可靠。工程师和技术人员必须在防止电气击穿的努力中保持警惕，因为忽视这一问题的后果可能是严重的，不仅影响设备，还影响人类生命。