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Showing posts from December, 2022

Characteristics of Cables and Their Selection

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Cables are an essential component in many electrical and electronic systems. They are used to transmit electrical signals and power from one device to another and come in a wide variety of types and sizes. For cables to work properly, they must meet certain standards and specifications that ensure their compatibility and performance.   Cable conductor One of the most important aspects of cables is the type of conductor they use. Conductors are the materials that carry the electrical current through the cable, and different types of conductors have different properties and characteristics. The most common types of conductors are copper and aluminum, which are used in a wide range of cable applications. Copper is the most popular choice for conductors due to its high conductivity and resistance to corrosion. Aluminum is also commonly used, but is not as conductive as copper and is more susceptible to corrosion.   Cable insulation Another important aspect o...

Brief Description Of The Characteristics And Advantages Of Overhead Power Lines

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 Overhead power lines are a type of electrical transmission system that is used to transmit electrical power over long distances. Unlike underground cables, which are buried beneath the ground, overhead power lines are supported by poles or towers and are visible above the ground. Overhead power lines are an essential component of the electrical grid, providing a safe and efficient way to transmit electricity from power plants to substations and other distribution points. They are typically used for transmitting electricity at high voltages, typically between 66 kV and 765 kV, in order to reduce energy losses over long distances.               One of the key advantages of overhead power lines is their low cost. Compared to underground cables, overhead power lines are relatively inexpensive to install and maintain, making them a cost-effective option for transmitting electricity over long distances. Additionally, overhead power lines are relatively...

A Detailed Description Of The Types Of Underground Cables And Their Respective Applications

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Underground cables are an essential component of modern electrical systems, providing a safe and efficient way to transmit electrical power over long distances. Unlike overhead power lines, which are vulnerable to damage from storms and other natural disasters, underground cables are protected by being buried underground, making them a reliable and resilient option for transmitting electricity. There are several different types of underground cables , each designed for specific applications and environments.  Some Of The Most Common Types Of Underground Cables Include: 1. High voltage cables: These cables are used for transmitting electricity over long distances, typically at voltages of 66 kV or higher. High-voltage cables are often used in power transmission systems, connecting power plants to substations and other distribution points. 2. Low voltage cables: These cables are used for distributing electricity at lower voltages, typically between 600 and 1,000 volts. Low-voltage ca...

Daehan Cable's North American Orders Exceed $300 Million

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Daehan Cable USA, South Korea Daehan Cable has accumulated $300 million in orders in North America with an additional $24 million order from the U.S. branch of Korean cable manufacturer Daehan Cable. This is the highest since the company entered the U.S. market at the beginning of the 21st century. The order received by Daehan is for a 230kV extra-high voltage underground transmission line project connecting a large solar power plant in the eastern desert region of California, USA. With these two projects, approximately $80 million in new and renewable energy infrastructure projects were awarded this year, and in March 2022, Daehan Cable was awarded a project to connect a large offshore wind farm off the eastern seaboard to the power system. Daehan said it hopes these achievements will play a positive role in the continued expansion of winning orders in the United States. Among Other Things, Regarding The Use Of Solar Cables Used In Solar Power Plants The cables used in systems for so...

Nexans Receives Order for World's Longest XLPE Submarine Cable

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Nexans To Build The World's Longest XLPE-Insulated Submarine Cable Nexans has been awarded the contract for the Celtic submarine grid interconnection project, jointly developed by Ireland's EirGrid and French transmission system operator RTE. The 700 MW project is the world's longest XLPE submarine interconnection system and the first direct submarine connection between France and Ireland. Recognized as a Common Interest Project (PCI) by the European Union, the project will allow the exchange of electricity between Ireland and France, providing power to approximately 450,000 homes and is key to the development of an integrated European energy system. Such a system will accelerate Europe's energy transition by facilitating the development of renewable energy sources. The project will further help the EU achieve its energy policy and climate goals of providing affordable, secure, and sustainable energy for all. The interconnection between France and Ireland will use high-...