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I have a hard time seeing how this is relevant for what I wrote. Can you doublecheck to be sure you didn't misunderstand the context?
by cinntaile 4y ago
I have a hard time seeing how this is relevant for what I wrote. Can you doublecheck to be sure you didn't misunderstand the context?
- ftth_finland 4y agoAdmittedly the grandparent is somewhat ambiguous about what constitutes availability, but my point was that widely available renewable energy sources, such as wind and solar, are intermittent.
- TheOtherHobbes 4y agoThat's why we have grids and storage. Perhaps you should investigate those before making definitive statements about what renewables can and can't do.
- peterfirefly 4y agoWe have very little storage and the grids require electricity generation from something. With lots of HVDC connections we could conceivably move enormous amounts of electricity around on a continental scale and thereby reduce the need for storage. That would be great... ...but it still won't be enough. We need something that can produce power when renewables can't.
- cinntaile 4y agoSure, they're intermittent which is a downside but they still compete away constant output sources. I didn't mention it in my previous reply but it is possible to vary the output to a certain extent (depending on the technology), the problem is that the economics assume a pretty constant output. This equation doesn't add up in certain places anymore. Therefore I expect that we will have a lot fewer constant output energy sources and a lot more variable energy sources. This will be combined with a certain amount of storage, fossil fuel backup plants, systems to timeshift our energy consumption, probably more usage of district heating/cooling systems and a lot of other stuff of course.