Under sea power cables

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If the problem with Solar power is that energy can’t be easily stored why don’t we build big power cables under the sea from areas where there is a lot of sun, ie around the equator, especially the Sahara. My thinking is that we have big communication cables connecting the U.K. and US, why could this not work for power?

My initial thoughts are bandwidth/ capacity issues and politics/geopolitics

In: Engineering

6 Answers

Anonymous 0 Comments

It is very inefficient to transmit power over distance. Most power stations are within a few dozen miles of their most consumers. Sending power across entire oceans would be so inefficient that it would be easier to just use other power storage systems (batteries, pumped hydroelectric, flywheels, you-name-it).

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