Forum: Solar Heating
11-10-21, 06:55 PM
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Replies: 5
Views: 15,888
The melting point of your paraffin sounds too...
The melting point of your paraffin sounds too high for a heat pump based system to run well at high efficiency.
You would be better off with a lower temperature wax unless you were to use solar...
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Forum: Geothermal & Heat Pumps
10-17-19, 03:43 AM
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Replies: 12
Views: 27,235
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Forum: Solar Power
01-27-18, 10:25 AM
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Replies: 23
Views: 22,788
Crikey, you waited 9 years to make your first...
Crikey, you waited 9 years to make your first post :)
No reason NiMh shouldn't work fine once you use the correct charging algorithm, the only downside might be the self discharge but I don't think...
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Forum: Solar Power
01-08-18, 12:32 AM
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Replies: 23
Views: 22,788
Sounds like you have the best design for your...
Sounds like you have the best design for your needs. Will you have some storage underneath also?
The only things putting me off the thin panels is the apparently short life and the fact that the...
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Forum: Solar Power
01-07-18, 12:55 PM
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Replies: 23
Views: 22,788
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Forum: Solar Power
01-07-18, 07:24 AM
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Replies: 23
Views: 22,788
Looks good and shouldn't be too draggy in use. ...
Looks good and shouldn't be too draggy in use.
It might be good to have the option to carry them flat in the event of strong cross winds on your journey?
Any further details on the panels in terms...
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Forum: Solar Power
01-04-18, 05:33 AM
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Replies: 23
Views: 22,788
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Forum: Solar Power
01-02-18, 02:51 PM
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Replies: 23
Views: 22,788
Sounds good, i'm sure the controller will work...
Sounds good, i'm sure the controller will work well for you an it will be interesting to see what the efficiency is like.
Those high quality flexible panels are lovely but they're a little too...
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Forum: Solar Power
01-01-18, 03:45 AM
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Replies: 23
Views: 22,788
Given how cheap they are I'd probably just give...
Given how cheap they are I'd probably just give it a go, he will have different input and output voltages so his efficiency will differ from yours also.
The best option of all if you wanted to spend...
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Forum: Solar Power
12-29-17, 07:46 AM
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Replies: 23
Views: 22,788
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Forum: Solar Power
12-28-17, 03:23 PM
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Replies: 23
Views: 22,788
This guy has been using 3 of them for a year or...
This guy has been using 3 of them for a year or more, this video and others in his series discuss them at some length. He's reasonably happy overall I think, the conclusion seems to be they work very...
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Forum: Solar Power
06-12-17, 10:53 AM
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Replies: 114
Views: 100,591
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Forum: Renovations & New Construction
03-19-17, 04:09 AM
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Replies: 23
Views: 22,677
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Forum: Renovations & New Construction
03-18-17, 07:22 PM
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Replies: 23
Views: 22,677
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Forum: Geothermal & Heat Pumps
01-04-17, 04:44 PM
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Replies: 16
Views: 12,687
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Forum: Geothermal & Heat Pumps
12-21-16, 06:22 PM
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Replies: 83
Views: 58,667
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Forum: Geothermal & Heat Pumps
12-21-16, 05:09 PM
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Replies: 83
Views: 58,667
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Forum: Tools
12-20-16, 04:28 AM
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Replies: 14
Views: 23,978
What's used in this part of the world is a DC...
What's used in this part of the world is a DC generator feeding a battery bank. The bank feeds the loads via an inverter.
The generator runs intermittently at full load in order to recharge the...
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Forum: Geothermal & Heat Pumps
11-01-16, 11:48 AM
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Replies: 36
Views: 26,896
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Forum: Solar Power
10-30-16, 03:26 AM
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Replies: 15
Views: 9,514
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Forum: Renovations & New Construction
10-28-16, 04:13 PM
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Replies: 16
Views: 18,800
The tiny amount of insulation used in the US...
The tiny amount of insulation used in the US building industry is amazing from a European perspective.
In Europe nobody would consider putting less than 150mm of PUR insulation beneath a heated...
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Forum: Renovations & New Construction
10-24-16, 04:24 PM
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Replies: 7
Views: 7,823
You are risking serious health issues due to...
You are risking serious health issues due to mould caused by interstitial condensation by putting so much insulation between you and the wall.
If you do a condensation risk analysis you will find...
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Forum: Solar Power
03-17-16, 06:13 AM
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Replies: 51
Views: 57,481
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Forum: Geothermal & Heat Pumps
09-01-15, 04:07 AM
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Replies: 220
Views: 172,801
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Forum: Geothermal & Heat Pumps
08-30-15, 02:00 PM
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Replies: 220
Views: 172,801
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