Forum: Solar Power
10-15-16, 07:30 AM
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Replies: 157
Views: 126,095
Here is another advantage of Enphase . . . .
...
Here is another advantage of Enphase . . . .
A customer had an Enphase 6 kW system (I installed) where the Envoy (power and energy recording box) was acting abnormally. This box gets house wired...
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Forum: Solar Power
10-15-16, 02:04 AM
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Replies: 157
Views: 126,095
Power Generation Issues: NONE since system went...
Power Generation Issues: NONE since system went live 8/1/2013. :thumbup:
Cleaning: More than a dozen of my panels have never been cleaned in 3+ years! I cleaned two at year 1, four more at year 2. I...
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Forum: Solar Power
10-14-16, 01:30 PM
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Replies: 157
Views: 126,095
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Forum: Solar Power
10-14-16, 09:55 AM
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Replies: 157
Views: 126,095
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Forum: Solar Power
10-14-16, 06:33 AM
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Replies: 157
Views: 126,095
Roostre,
There is more to the equation than...
Roostre,
There is more to the equation than you have written - and when you see it you will be quite pleased.
Like you, I put in a similar sized system. Mine is 12.9 kW and I looked hard at...
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Forum: Geothermal & Heat Pumps
06-28-16, 11:13 AM
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Replies: 1,943
Views: 5,529,471
OK...
The principle of Ground Source...
OK...
The principle of Ground Source heating is that the heat ultimately comes from the sun, and that heat that is held in the ground, is harvested for use in our home.
There is a component...
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Forum: Renovations & New Construction
03-07-16, 09:39 AM
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Replies: 25
Views: 24,166
Thermal buffering is the sum of many thermal...
Thermal buffering is the sum of many thermal masses. The smallest thermal mass is the air mass. The most substantial are heavy dense things like stone counter tops and such. The resultant thermal...
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Forum: Renovations & New Construction
03-06-16, 07:40 AM
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Replies: 25
Views: 24,166
BBP
Good points on not simply using total...
BBP
Good points on not simply using total seasonal heating (or cooling) degree days for design load - alone.
I use both and expected wind and thermal mass. I look at the heat (or cool)...
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Forum: Renovations & New Construction
03-01-16, 02:36 PM
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Replies: 588
Views: 640,194
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Forum: Renovations & New Construction
03-01-16, 01:20 PM
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Replies: 588
Views: 640,194
MMT,
Even though Outside Design Temperature...
MMT,
Even though Outside Design Temperature is reached very seldom, we who must obey the IBC, have to design systems for that temp.
My house has Propane for heat, at 8500' altitude, ModCons...
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Forum: Renovations & New Construction
02-28-16, 01:03 PM
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Replies: 588
Views: 640,194
More info on Legionella:
MMT, Please note...
More info on Legionella:
MMT, Please note that I have removed many references that "bad mouth" Open or Combined systems.
I agree with you, that either type of system, closed or open can be very...
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Forum: Energy Storage
02-27-16, 09:11 PM
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Replies: 31
Views: 96,697
"My goals: additives that are cheap and common...
"My goals: additives that are cheap and common which make SAP work indefinitely or at least 1000 cycles with little degradation, backed up by practical experience..."
You realize that these goals...
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Forum: Energy Storage
02-26-16, 08:32 PM
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Replies: 31
Views: 96,697
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Forum: Energy Storage
02-25-16, 02:39 PM
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Replies: 31
Views: 96,697
I have had some experience with both CaCl...
I have had some experience with both CaCl solutions and the sodium acetate hand warmer packets. Please note that I am not a salt research scientist, nor any other form of pedigreed professional. Take...
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Forum: Energy Storage
02-25-16, 11:54 AM
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Replies: 31
Views: 96,697
The sodium acetate looks like it would be the...
The sodium acetate looks like it would be the most suitable material for your temperature range. It is a fairly common salt by chemical supply standards. Not highly expensive in bulk, nontechnical...
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Forum: Solar Heating
04-08-15, 04:50 AM
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Replies: 13
Views: 25,862
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Forum: Renovations & New Construction
02-23-15, 02:43 PM
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Replies: 588
Views: 640,194
Most people think that when they do a Google...
Most people think that when they do a Google search, they are by default searching over all available on-line information in the world. It is not obvious that Google localized information.
So if...
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Forum: Geothermal & Heat Pumps
10-03-14, 06:52 PM
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Replies: 21
Views: 22,206
BBP,
Before you go crazy digging up the...
BBP,
Before you go crazy digging up the ground, throwing a shopping list full of money full of parts and hardware, and installing who knows what, into this freshly dug hole, you REALLY should...
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Forum: Conservation
09-18-14, 02:52 AM
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Replies: 18
Views: 27,936
Hello Everyone,
From the previous post from...
Hello Everyone,
From the previous post from AC Hacker, you might get the idea to fabricate your own VIP's.
However, there are a few things you should know.
First of all, you need a quite...
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Forum: Conservation
09-14-14, 10:43 AM
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Replies: 5
Views: 7,360
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Forum: Tools
06-04-13, 09:48 PM
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Replies: 2
Views: 7,786
AC,
You are correct that the information can...
AC,
You are correct that the information can be VERY helpful. I use this type of analysis all the time.
However, one correction. For heating, the baseline is at 65 degrees. Just a couple...
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Forum: Renovations & New Construction
06-03-13, 09:39 AM
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Replies: 31
Views: 35,151
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Forum: Geothermal & Heat Pumps
06-02-13, 02:18 PM
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Replies: 15
Views: 13,266
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Forum: Geothermal & Heat Pumps
04-28-13, 01:52 PM
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Replies: 45
Views: 32,200
AC,
I tend to think more in terms of emergy...
AC,
I tend to think more in terms of emergy use. This along with the exergy analysis works very well to determine the real eco-cost and efficiency of energy use in general.
"Beginning in the...
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Forum: Geothermal & Heat Pumps
04-26-13, 10:50 AM
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Replies: 45
Views: 32,200
scottorious,
You're not sounding very...
scottorious,
You're not sounding very caveman anymore.
However, you might not be able to 'pull the coolness' from the milk bottles filled with water as rapidly as you would like to. Experiments...
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