Forum: Solar Heating
01-10-21, 02:15 AM
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Replies: 14
Views: 1,055
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Forum: Solar Power
01-03-21, 03:17 AM
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Replies: 7
Views: 2,622
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Forum: Solar Heating
09-22-20, 02:25 AM
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Replies: 13
Views: 1,727
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Forum: Solar Heating
09-17-20, 01:39 AM
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Replies: 13
Views: 1,727
I assume you mean horizontal - or actually a...
I assume you mean horizontal - or actually a little off horizontal to facilitate drainback. If the manifolds were vertical the tubes would be horizontal and I don't think they would work in that...
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Forum: Solar Heating
09-14-20, 03:50 PM
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Replies: 13
Views: 1,727
I have 90 tubes and they perform very well on...
I have 90 tubes and they perform very well on cold days but do not perform at all well on overcast days. The most productive time of year for me is February/March when the temperature can be -30C but...
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Forum: Solar Heating
03-03-20, 12:18 AM
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Replies: 38
Views: 8,231
Can you write more about why that layout is a...
Can you write more about why that layout is a good one? Are you primarily aiming to achieve good/best heat transfer?
I have a similar project planned for the summer, but so far my tank layout ideas...
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Forum: The Billiards Room
02-11-20, 01:25 AM
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Replies: 23
Views: 8,953
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Forum: Geothermal & Heat Pumps
12-20-19, 03:24 AM
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Replies: 13
Views: 3,455
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Forum: Geothermal & Heat Pumps
05-24-19, 04:31 AM
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Replies: 2
Views: 2,287
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Forum: Solar Heating
08-28-16, 11:27 PM
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Replies: 6
Views: 3,038
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Forum: Conservation
08-01-16, 02:00 AM
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Replies: 8
Views: 3,099
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Forum: Other Improvements
03-09-16, 03:08 PM
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Replies: 17
Views: 5,523
You are correct that the CFM of the fans is...
You are correct that the CFM of the fans is important information but unfortunately I see no easy way to determine that. Any ideas?
My test room had an area of about 25 sq m (270 sq ft).
You...
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Forum: Geothermal & Heat Pumps
02-25-16, 01:50 AM
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Replies: 1,942
Views: 1,663,820
That's interesting information. FWIW The...
That's interesting information. FWIW The refrigerant in my system is R407C. I have no idea whether that is in any way better or worse.
I may have given the wrong idea when I said that my system...
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Forum: Geothermal & Heat Pumps
02-23-16, 12:27 AM
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Replies: 1,942
Views: 1,663,820
I nearly spat out my coffee! That did make me...
I nearly spat out my coffee! That did make me laugh.
You may be correct that more modern technology is normal here compared to North America, but if you saw my house you would understand why that...
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Forum: Geothermal & Heat Pumps
02-22-16, 12:35 AM
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Replies: 1,942
Views: 1,663,820
Is that normal in your area? It seems very deep...
Is that normal in your area? It seems very deep to me. Folks in my area seem to think it is counter-productive to go too deep. I believe the thinking is that the ground temperature lower down won't...
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Forum: Geothermal & Heat Pumps
02-22-16, 12:29 AM
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Replies: 1,942
Views: 1,663,820
and
That's a reasonable rule of thumb but as...
and
That's a reasonable rule of thumb but as always "it depends". I just installed a GSHP and connected it into my existing heating system (radiators). I didn't change anything inside the house...
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Forum: Geothermal & Heat Pumps
02-17-16, 12:45 AM
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Replies: 20
Views: 6,192
Are you considering an air source or ground...
Are you considering an air source or ground source heat pump?
I have a NIBE GSHP. The pipe coming into the house from the underground loop passes along the outside of a basement cool room / cold...
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Forum: Lawn and Garden
02-15-16, 04:35 PM
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Replies: 858
Views: 179,307
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Forum: Lawn and Garden
02-14-16, 11:42 PM
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Replies: 858
Views: 179,307
I have been experimenting with moving hot air...
I have been experimenting with moving hot air (http://ecorenovator.org/forum/other-improvements/4699-vertical-hot-air-tube.html) from ceiling down into a room. I found it is better to have the fan at...
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Forum: Lawn and Garden
02-12-16, 12:24 AM
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Replies: 858
Views: 179,307
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Forum: Other Improvements
02-11-16, 12:05 AM
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Replies: 17
Views: 5,523
MEMPHIS91, That looks really good, and a whole...
MEMPHIS91, That looks really good, and a whole lot better than the temporary lash-up I used for my test. I look forward to your longer term impressions.
Would a thermal shot from further away,...
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Forum: Other Improvements
02-10-16, 07:56 AM
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Replies: 17
Views: 5,523
Yes, do let us know the results!
I have just...
Yes, do let us know the results!
I have just had another thought about my results. What I am trying to do is to reduce (ideally eliminate) the temperature difference between floor and ceiling, so...
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Forum: Other Improvements
02-10-16, 05:20 AM
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Replies: 17
Views: 5,523
@MEMPHIS91: You are right, this arrangement...
@MEMPHIS91: You are right, this arrangement probably doesn't move a great deal of air although I have no way of measuring how much air it does move. A ceiling fan should move a lot more. The...
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Forum: Other Improvements
02-09-16, 03:29 AM
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Replies: 17
Views: 5,523
Vertical hot air tube
We all know that the air near the ceiling in a room is warmer than the air near the floor and that blowing the warmer air downwards should make the room feel warmer at "people level". That could be...
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Forum: Geothermal & Heat Pumps
01-21-16, 02:55 AM
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Replies: 1,942
Views: 1,663,820
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