Submarine power cables are engineering marvels that form the invisible backbone of modern global energy exchan

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Submarine power cables are engineering marvels that form the invisible backbone of modern global energy exchange. Spanning hundreds or even thousands of kilometers, these high-voltage cables can deliver gigawatts of electricity across continents, linking offshore wind farms, island grids, or even entire nations. Their durability is no accident—they’re built to endure crushing deep-sea pressure, shifting tectonic plates, and potential damage from anchors or marine life.

One notable example is the North Sea Link, which connects the UK and Norway over a 720-kilometer route—making it the longest subsea power cable in the world. These cables are not only key to enhancing energy reliability and trading, but also vital for the transition to renewable power. As solar and wind farms grow offshore, such robust underwater cables ensure clean energy can flow freely to where it’s most needed, all without emitting a single gram of CO₂.

,EngineeringFacts ,SubmarineCable ,RenewableEnergy ,ElectricalEngineering ,OceanTechnology

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