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Environment & Energy

genxlib

(5,785 posts)

1. Residential is complex

Reply to OKIsItJustMe (Original post)

Thu Nov 21, 2024, 11:54 AM

Nov 21

Every single location is a custom design due to location, roof shape, roof slope, roof type, tree cover, wind loads, jurisdiction, etc. And that doesn't even get into the complexities of wiring into the electrical.

That is what is meant my the "soft" costs.

Those costs are more easily spread out over large scale projects

Still worth doing if your roof is suitable for it. Mine is not very conducive due to the shape and direction

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NREL: Residential and Utility Solar Costs (2010 - 2023) [View all] OKIsItJustMe Nov 21 OP

Residential is complex genxlib Nov 21 #1

In my case, the roofline is almost due North-South OKIsItJustMe Nov 21 #2

The ordinate lacks units. Power? Energy? NNadir Nov 21 #3

The units (based on other NREL publications) appear to be $/W (DC) OKIsItJustMe Nov 21 #4

Well a label as such would be nice. Of course, the (peak) Watt is still not a unit of energy but of (peak) power... NNadir Nov 21 #5

this may help you OKIsItJustMe Nov 21 #6

Failing to label an axis on a graph will get a low grade in high school. NNadir Nov 22 #7

The use of batteries helps to level off the power supply (especially for diurnal cycles) OKIsItJustMe Nov 22 #8

Ah, the good old "Eloon's slaves" solution. I calculated how much Eloon's cobalt slaves would need to dig to cover... NNadir Nov 22 #9