circular mil

简明释义

圆密耳

英英释义

例句

1.In electrical engineering, the term circular mil is crucial for understanding wire specifications.

在电气工程中，术语圆密耳对于理解电线规格至关重要。

2.The wire gauge is often measured in circular mil, which is a unit of area equivalent to a circle with a diameter of one mil.

电线的规格通常用圆密耳来测量，单位是一个直径为一密耳的圆的面积。

3.To determine the resistance of a wire, you need to know its length and circular mil area.

要确定电线的电阻，您需要知道其长度和圆密耳面积。

4.A larger circular mil value indicates a thicker wire, which can carry more electrical current without overheating.

更大的圆密耳值表示电线更粗，可以在不发热的情况下承载更多的电流。

5.When calculating the ampacity of a conductor, engineers consider the circular mil to ensure it can handle the required current.

在计算导体的载流量时，工程师会考虑圆密耳以确保其能承受所需电流。

作文

Understanding the concept of circular mil is essential for anyone involved in electrical engineering or related fields. The term circular mil refers to a unit of area used to measure the cross-sectional area of a wire or cable. It is particularly useful because it provides a straightforward way to compare the sizes of different conductors, especially when dealing with round wires. One circular mil is defined as the area of a circle with a diameter of one mil (one thousandth of an inch). This means that if you have a wire with a diameter of 10 mils, its cross-sectional area would be calculated by squaring the diameter and multiplying by π (pi), resulting in an area of approximately 78.54 circular mils. The importance of circular mil in practical applications cannot be overstated. For instance, when designing electrical systems, engineers must ensure that the wires used can handle the required current without overheating. Using circular mil allows engineers to determine whether a specific wire gauge is adequate for the intended load. The American Wire Gauge (AWG) system, which is commonly used in the United States, correlates wire sizes with circular mil values. For example, a 12 AWG wire has a cross-sectional area of about 6530 circular mils, making it suitable for various household applications.Furthermore, understanding circular mil helps in calculating voltage drop across a conductor. When electricity flows through a wire, some energy is lost as heat due to the resistance of the material. The larger the cross-sectional area of the wire, measured in circular mils, the lower the resistance, and consequently, the lower the voltage drop. This is crucial for maintaining efficiency in electrical systems, especially in long-distance power transmission.In addition to electrical applications, circular mil can be significant in other fields such as telecommunications and data transfer. As data rates increase, the need for efficient wiring becomes more critical. Engineers often rely on circular mil measurements to design cables that minimize signal loss and interference, ensuring high-quality data transmission. Moreover, the use of circular mil extends beyond just copper wires. It can also apply to aluminum and other conductive materials, allowing for a consistent method of measurement across different types of conductors. This uniformity is beneficial when comparing materials and selecting the appropriate one for a specific application. In conclusion, the term circular mil plays a vital role in the field of electrical engineering. Its ability to provide a clear and precise measurement of wire cross-sectional area makes it an invaluable tool for engineers. Whether it's determining the right wire gauge for a project or ensuring efficient data transmission, understanding circular mil is key to successful electrical design. As technology continues to evolve, the relevance of circular mil will undoubtedly remain significant, helping professionals make informed decisions in their designs and implementations.

理解circular mil的概念对于任何参与电气工程或相关领域的人来说都是至关重要的。术语circular mil指的是一种用于测量电线或电缆横截面积的面积单位。它特别有用，因为它提供了一种直接比较不同导体大小的方式，尤其是在处理圆形电线时。一个circular mil被定义为直径为一毫（千分之一英寸）的圆的面积。这意味着，如果你有一根直径为10毫的电线，它的横截面积将通过平方直径并乘以π（圆周率）来计算，结果约为78.54circular mils。在实际应用中，circular mil的重要性不容小觑。例如，在设计电气系统时，工程师必须确保所使用的电线能够承受所需的电流而不会过热。使用circular mil可以让工程师确定特定电线规格是否适合预期的负载。美国线规（AWG）系统在美国广泛使用，它将电线尺寸与circular mil值相关联。例如，一根12 AWG电线的横截面积约为6530circular mils，使其适合各种家用应用。此外，理解circular mil有助于计算导体的电压降。当电流通过电线流动时，由于材料的电阻，会有一些能量作为热量损失。电线的横截面积越大，用circular mils测量，其电阻越低，因此电压降越低。这对于保持电气系统的效率至关重要，尤其是在长距离电力传输中。除了电气应用外，circular mil在电信和数据传输等其他领域也可能具有重要意义。随着数据速率的增加，对高效布线的需求变得更加关键。工程师通常依靠circular mil测量来设计能够最小化信号损失和干扰的电缆，以确保高质量的数据传输。此外，circular mil的使用不仅限于铜线。它也可以适用于铝和其他导电材料，使不同类型导体之间的测量方法保持一致。这种统一性在比较材料和选择适合特定应用的材料时非常有利。总之，术语circular mil在电气工程领域发挥着至关重要的作用。它提供了清晰、精确的电线横截面积测量，使其成为工程师不可或缺的工具。无论是确定项目的正确电线规格，还是确保高效的数据传输，理解circular mil都是成功电气设计的关键。随着技术的不断发展，circular mil的相关性无疑将继续显著，帮助专业人士在设计和实施中做出明智的决策。