信息

如何选择和安装检查卫星电缆?

给你举个例子什么是同轴电缆

Satellite TV can reach the most remote corners of the earth, 没有通常的提供商和广播塔的地方. 可用的紧凑型系统可以安装在任何地方. 卫星天线为其提供色彩和清晰的图像. 卫星电视常用的电缆是卫星同轴电缆. … 阅读更多

铠装光缆的介绍及应用

armored fiber optic cables

Armored fiber optic cable is a kind of fiber optic with a metal armor sheath wrapped around the core. This layer of armor makes the cable resistant to strong pressure and stretch, and also protects it from harsh environments. Armored fiber optic cables are stronger, more reliable and more durable than ordinary fiber optic cables.

阅读更多

电缆火灾的原因及处理方法

cable fire

According to the railroad station in Nanjing, 在 18:20 on August 8, the Nanjing Yangtze River Bridge highway bridge below the attached place cable burst into flames and smoke, the fire department and the railroad units concerned quickly disposed of, affecting some trains late. The cause of the incident is under investigation.

阅读更多

光缆如何工作?

fiber optics in the world

光纤一直是现代通信的主要支柱之一. 通信容量大，传输距离远. It also has the advantage of being highly sensitive and immune to electromagnetic interference. 所以, how exactly does fiber optics transmit optical signals?

阅读更多

为什么高压电缆不能埋在地下?

什么是高压电缆?

超高压输电是指使用 500 kV-1000 kV 电压等级传输电力.

如果 220 千伏传输指数为 100%, the relative investment per kilometer of UHV transmission, the relative cost per kilowatt-hour electricity transmission a hundred kilometers and the consumption of metal materials, 等等, have been significantly reduced, and the line corridor utilization rate has been significantly improved.

In our daily lives, we can often see the overhead ultra-high voltage transmission project, whether we have thought about the question: why can not be like the city underground cable, high-voltage power lines all buried underground?

阅读更多

重要的! 您需要了解的关于屏蔽在控制电缆中的作用的知识

A shielded control cable is generally used as the connection line of electrical instruments.
It is suitable for the connection line of electrical instruments with an AC-rated voltage of 450/750V and below and the transmission line of the automatic control system.
It has excellent properties such as oil resistance, water resistance, 耐磨性, acid and alkali resistance, resistance to various corrosive gases, 耐老化性, and non-combustibility.

阅读更多

什么是电力来源?

对于世界大部分地区的当代人, 电是必需品. 它是一种必不可少的商品，有助于我们的舒适. 我们的工作, 小工具, 大多数日常活动直接取决于我们获得电力的能力.

阅读更多


订阅!