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[personal profile] fivemack
http://www.tridentenergy.co.uk/index.php

I don't quite understand how what these people are trying to do makes any kind of sense at all; their Web site looks like the write-up of a good A-level design technology project, and says in pieces dated February that they're about to start the test that clearly just failed to start in mid-September. The design seems to have a single guidance bearing taking all the sideways force of North Sea waves, held up on a remarkably flimsy-looking tower, and their prototype is made of eighty tons of steel and using four quite complicated linear generators to generate twenty measly kilowatts. I admit that I was slightly surprised that any marine engineers were involved in the endeavour at all.

What have I missed?

I'm sure it's unfair to compare the cost of tidal equipment to that of wind or solar; there's been, what, three orders of magnitude more money available for optimising wind and solar. But I can't help feeling there's a conclusion to draw from the fact that almost every story I read about wave power involves a wave-power demonstration, set up by a small company and producing less power than the smallest wind turbine Vestas will deign to sell, being destroyed by the wrath of Poseidon.

Date: 2009-09-22 09:43 pm (UTC)
From: [identity profile] fivemack.livejournal.com
Yes, those marine turbines look a very sensible approach; they're down in the deep where the weather isn't, so are not obliged to take the force of North Sea waves going at them sideways, and the main structure looks much more like a buoy, a kind of thing known to endure pretty well at sea, than like an attempt to build a sea-going gantry crane.

Also, their board contains people who've spent two decades working on renewable energy already, and their Web site isn't proposing to roof over a square kilometre of North Sea with the things!

It may be that my main objection to Trident Energy is to people putting up a Web site full of puffery when they haven't got a working prototype yet; much less risk of making a fool of yourself when in stealth mode.

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