this post was submitted on 29 Oct 2023
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This makes me wonder if we'll see a return to homes having DC for power instead of AC just to skip transforming DC to AC for homes that go totally off grid.
With high efficiency DCDC converters now cheap and good, we totally could do it.
So the issue is that nothing wants the same DC level. You have one device that wants 12V, another that wants 48V, and another that wants 5V. You end up with layers of conversions that each take an efficiency hit. Better to have one AC line and convert at point of use like we do now.