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Sep
21

Clean Power Show Episode 5 – Solar Heater

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Watch as I install a home-made solar heater. More at www.cleanpowershow.com

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Categories : Solar Power

25 Comments

1

I don’t know if it is true, but I’ve read other people say that a fan pushing cold air into the cold inlet is more effective than pulling it from the hot outlet. Something about the density of cold air being greater than the density of warm air. I wasn’t sure what the commenter meant though. Perhaps you could try a test sometimem by swapping the fan’s position and turning it around so it pushes air into the cold inlet. In any case, nice job and thanks for the upload! (^.^)

2

This is very cool, thanks.

3

The system can be improved if you switch the air in a heat accumulator (stones, water bottles etc.).. This system seems very simple to build. I wonder if you get the same results you have with aluminum cans.

4

Cool!
Ideally, you’d run an insulated “return” duct from floor level at the opposite end of the trailer back up to the lower “intake” hole in your solar collector.

5

looked a little like my carpentry but it stilled worked. good job folks

6

very simple which is key so anyone can do it…

7

@anewlow23 you mean my dog will die if i dont put a hole in my solar heater?

8

why not just get a 10′ piece of abs? and put some foil around the bottom to reflect the sun back to it?

9

im a chep bastard i use the new diet dr pepper cans they are already black

10

Brilliant!

11

The other hole needs to be connected to the trailer or house you install this on because the air won’t have a chance to be trapped inside the enclosure no greenhouse effect. Like when they tell you to not leave you dog in the the car without cracking the windows on a hot day because when you crack the windows there’s no net heat build up. There should also be double layer of plexiglass and caulking around it.

12

Good work my friend greetings from Mexico City!.

13

You can build a solar water heater very inexpensively using the plans at:
ambigrid-review.blogspot(DOT)com

14

I made a 3×4′ one just like this and had a fan. When outside 32deg drawing outside air, the heat stopped pretty soon after it started. About a minute or two. I think the pop can heater may be better, I am going to experiment with a $25 4×8′ version.

15

Boom mic please.

16

Nice set up! 5 stars.

17

According to an old Mother Earth design you should close the loop with an intake tube to the floor of the trailer. That way the potential for an increasing rise in temperature in the trailer is continuous. There are enough cracks in houses and trailers for fresh air, the real problem is needing more BTU’s in winter.

18

Great idea; I live in Mexico and during the winter some rooms are pretty cold.
Basically your design looks practical, though the idea of adding hollow cans to increase the effeciency will be part of the design I I would go for.
Thank you for sharing “green” ideas.

19

No, because the fan is solar powered too – so the fan only blows the air in when there is enough sunlight to generate heat.

20

at night don’t it blow in cold air ?

21

Oops don’t paint black reflective surfaces inside the box would work better. Black absorbs and spreads heat. Reflective surfaces turn the long light waves into short heat waves.

22

If you put the fan on the intake side the air will heat faster (denser air conducts heat faster). Spray the white baffles and inner frame black.

23

lmao nice

24

haha lol

25

in my trailor my sister keeps me warm and hard

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