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Environment & Energy

OKIsItJustMe

(21,447 posts) Thu Nov 21, 2024, 12:22 PM Nov 2024

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

As you can see, installing “Utility Solar” (even with a one-axis tracker!) costs less than ½ what it costs to install “Residential Solar."

Why? Partly because of quantity pricing of course, but, for "Residential Solar," “Soft Costs” now trump the cost of the actual hardware!

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NREL: Residential and Utility Solar Costs (2010 - 2023) [View all] OKIsItJustMe Nov 2024 OP

Residential is complex genxlib Nov 2024 #1

In my case, the roofline is almost due North-South OKIsItJustMe Nov 2024 #2

The ordinate lacks units. Power? Energy? NNadir Nov 2024 #3

The units (based on other NREL publications) appear to be $/W (DC) OKIsItJustMe Nov 2024 #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 2024 #5

this may help you OKIsItJustMe Nov 2024 #6

Failing to label an axis on a graph will get a low grade in high school. NNadir Nov 2024 #7

The use of batteries helps to level off the power supply (especially for diurnal cycles) OKIsItJustMe Nov 2024 #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 2024 #9