Questions tagged [solar]

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24 views

Best metal for solar energy collection in an evacuated tube solar water heater

I am building an evacuated tube array for a solar water heater and I am selecting the materials to use for the tubing and the collectors (the places connected to the tubing that help absorb the solar ...
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1answer
311 views

How large would a solar panel array need to be in order to supply all the world's energy?

This story from 2016 claims that all the world's energy needs could be supplied by covering 1% of the Sahara in solar PV panels. Was (is?) this true, and if not, how would you go about approximating ...
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0answers
19 views

Alternative materials for reflectors in solar concentrating systems

Other than the usual silvered mirrors, that are expensive to form into parabolas, what can be used as an effective reflector in parabolic troughs/dishes. I saw a few people tried using Mylar and Al-...
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1answer
38 views

Mirror specification used in Solar Fresnel Collector systems

Im designing a Linear Fresnel collector system, and wanted to know what type of mirrors would be suitable for use as the reflectors. Thickness, type, coating etc. I couldnt find a manufacturer of ''...
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4answers
47 views

Combining solar water heating with pellet stove water heater

I am looking to combine a pellet stove water heater with a solar water heater. First of all I wold like to apologise for the ugly drawing, though I think it represents my idea well enough. The whole ...
2
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1answer
34 views

What does TIR stand for in Window Pane Fenestration?

When looking at glazings within various public databases I see the fields "tir" shown often. E.g as seen below: ...
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1answer
39 views

What happens if you wire two solar panels in series and parallel at the same time?

Will anything bad happen? Or is it safe.
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0answers
196 views

What glue would be suitable for adhering a space blanket to Plywood?

I've been doing a hobby project, creating a parabolic solar reflector to heat up a pipe of flowing water. I did this by cutting a stack of parabolas with a CNC router and secured a thin piece of ...
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1answer
22 views

Joining the negative PV wires of 3 solar arrays for 3 MPPT controllers in an inverter?

My Inverter has 3 MPPT inputs. For some design simplifications (Involving ATS), i would like the three arrays to have separate PV+ but join the PV- wires together at a bus-bar and take the Inverter ...
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0answers
25 views

What is the best configuration to install Solar Panel? Should I give space between the adjacent panel?

![Solar cell array installation, the adjacent cell has space between them ]2 I would like to install solar panel/cell in my flat office's roof top. Should not difficult to install. Just to install it ...