Forum: Solar Power
11-08-21, 12:30 AM
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Replies: 9
Views: 19,058
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Forum: Solar Heating
09-29-21, 12:09 AM
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Replies: 8
Views: 30,394
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Forum: Solar Heating
09-06-21, 12:03 AM
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Replies: 4
Views: 18,217
I don't know about thread specs so I don't know...
I don't know about thread specs so I don't know if the threads we have are NPT or not, but 1/8" sounds small to me. My system uses 22mm copper pipe and my automatic air vent is 3/8" (unknown thread...
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Forum: Solar Heating
01-10-21, 02:15 AM
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Replies: 14
Views: 34,987
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Forum: Solar Heating
09-17-20, 01:39 AM
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Replies: 16
Views: 36,088
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: 16
Views: 36,088
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: 90,729
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: 47,843
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Forum: Solar Heating
08-28-16, 11:27 PM
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Replies: 6
Views: 10,706
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Forum: Conservation
08-01-16, 02:00 AM
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Replies: 8
Views: 9,674
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Forum: Geothermal & Heat Pumps
02-22-16, 12:29 AM
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Replies: 1,943
Views: 5,365,807
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: Other Improvements
02-11-16, 12:05 AM
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Replies: 17
Views: 17,471
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: 17,471
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
02-09-16, 03:29 AM
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Replies: 17
Views: 17,471
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: Solar Heating
01-11-16, 01:28 AM
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Replies: 17
Views: 26,820
Let me add my 2 cents to this topic, since my...
Let me add my 2 cents to this topic, since my system is similar but different. Similar in that I have both solar and GSHP and I use the solar for both space heating and hot water. Different in that...
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Forum: Solar Power
12-04-15, 01:51 AM
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Replies: 61
Views: 38,917
I recently had to use my back-up plan for real...
I recently had to use my back-up plan for real when we had a power outage for 40 hours. My plan failed completely as the oil burner failed to start. The only heat source we had was the wood burner in...
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Forum: Appliances & Gadgets
08-25-15, 12:21 AM
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Replies: 23
Views: 22,100
That sounds very like the rationale behind Iron...
That sounds very like the rationale behind Iron (http://www.srware.net/en/software_srware_iron.php) which is the browser I have been using for a while now. Had you considered Iron? If so, why did you...
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Forum: Conservation
05-01-15, 08:10 AM
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Replies: 35
Views: 27,648
The little things are so little that I have...
The little things are so little that I have probably forgotten most of them. All I can say is:
Insulation
Changed some bulbs
Insulation
Draught-proofing
Insulation
No longer run a server 24x7...
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Forum: Conservation
04-30-15, 06:34 AM
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Replies: 35
Views: 27,648
I can't go back 10 years as I haven't kept the...
I can't go back 10 years as I haven't kept the figures, but I have just been comparing our electricity usage, year-on-year. Giving 2011 (the earliest year for which I have figures) an index of 100...
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Forum: Geothermal & Heat Pumps
01-13-15, 10:20 PM
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Replies: 18
Views: 13,233
I have a GSHP and solar thermal but I would not...
I have a GSHP and solar thermal but I would not consider putting solar heat into the ground loop to save electricity in winter. Instead, I use the solar heat to heat my house directly. There is no...
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Forum: Solar Power
01-03-15, 05:16 PM
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Replies: 61
Views: 38,917
I considered a pellet burner but decided on a...
I considered a pellet burner but decided on a GSHP. The pellet burner was an attractive option which I eventually rejected because:
a) I wasn't sure how reliable the pellet delivery mechanism would...
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Forum: Energy Storage
12-10-14, 11:53 PM
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Replies: 53
Views: 64,735
Yes.
I have 4 x 20 tube collectors with twin...
Yes.
I have 4 x 20 tube collectors with twin wall tubes, and 1 x 20 tube collector with single wall, larger diameter, tubes. The larger larger diameter tubes were more expensive. I haven't been able...
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Forum: Energy Storage
11-30-14, 01:21 PM
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Replies: 53
Views: 64,735
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Forum: Energy Storage
10-25-14, 03:00 AM
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Replies: 5
Views: 15,957
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Forum: Geothermal & Heat Pumps
10-21-14, 12:25 AM
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Replies: 15
Views: 13,298
That seems a risky strategy to me. What if you...
That seems a risky strategy to me. What if you have a prolonged power outage? What if you have a pump failure (which is bound to happen when you are away, or can't get a replacement quickly)? To me...
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