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Search took 0.01 seconds. Search: Posts Made By: Mikesolar
Forum: Energy Storage 02-22-15, 03:43 PM
Replies: 53
Views: 42,984
Posted By Mikesolar
Very nice work. Keep it coming. :thumbup:

Very nice work. Keep it coming.
:thumbup:
Forum: Energy Storage 12-12-14, 06:39 AM
Replies: 53
Views: 42,984
Posted By Mikesolar
Nope. Funny things happen with solar that are way...

Nope. Funny things happen with solar that are way more controllable in hydronic heating. Balancing is much easier when every loop is on one floor or there is a balancing valve on each loop. This...
Forum: Energy Storage 12-12-14, 06:30 AM
Replies: 53
Views: 42,984
Posted By Mikesolar
Consider the flow rate needed to be between 0.5...

Consider the flow rate needed to be between 0.5 and 1L/min/m2 of collector (aperture area, not gross area) being on the higher side for series installs. With 22mm piping and not too long a run, the...
Forum: Energy Storage 12-11-14, 07:47 PM
Replies: 53
Views: 42,984
Posted By Mikesolar
It is not done mainly because of the piping...

It is not done mainly because of the piping issues. 5 panels in parallel will have inconsistent flow charactistics no mater how well it is piped and it must be piped in a reverse return fashion. This...
Forum: Energy Storage 12-11-14, 05:08 PM
Replies: 53
Views: 42,984
Posted By Mikesolar
The double wall ones are almost certainly Chinese...

The double wall ones are almost certainly Chinese and the most popular single wall ones are made by Kingspan, Viessmann, Sunda and a couple of others. Also, there is a relatively new one on the...
Forum: Energy Storage 12-10-14, 07:35 PM
Replies: 53
Views: 42,984
Posted By Mikesolar
A couple of corrections here. There are very many...

A couple of corrections here. There are very many well designed drainback systems (I am talking about 1000s of installs mainly in Europe) where there is no ability for external air to get into piping...
Forum: Energy Storage 12-10-14, 07:05 PM
Replies: 53
Views: 42,984
Posted By Mikesolar
I assume you are using lead free solder and I am...

I assume you are using lead free solder and I am curious what the max pressure is on your system.

There should still not be a reason for the solder to let loose during stagnation unless the...
Forum: Energy Storage 12-01-14, 02:51 PM
Replies: 53
Views: 42,984
Posted By Mikesolar
While it is true that a drainback system is...

While it is true that a drainback system is "less" prone to transferring the "over heated" heat to the tank or tubing due to the lower thermal mass (the thermal mass would then just be the tubes,...
Forum: Energy Storage 12-01-14, 05:19 AM
Replies: 53
Views: 42,984
Posted By Mikesolar
It really depends on a couple of things whether...

It really depends on a couple of things whether you need copper all the way. The first is the angle, as we discussed, and the second is the specs of the panel, the absorption and emission...
Forum: Energy Storage 11-30-14, 04:33 PM
Replies: 53
Views: 42,984
Posted By Mikesolar
I assume you will use copper to go from the...

I assume you will use copper to go from the panels to the tank. PEX won't last too long with the kind of temps you may experience. I've seen lots of burst DIY systems with PEX. It will be less of an...
Forum: Energy Storage 11-30-14, 08:40 AM
Replies: 53
Views: 42,984
Posted By Mikesolar
yes, nice tank. You had questions before about...

yes, nice tank. You had questions before about whether to build or buy collectors. What did you decide? Is that PEX O2 barriered?
Showing results 1 to 11 of 11

 
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