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Posts Made By:
Kramer
Forum:
Geothermal & Heat Pumps
04-30-16, 09:32 AM
Replies:
8
Home built geothermal
Views:
4,991
Posted By
Kramer
Here's and idea from someone with no experience. ...
Here's and idea from someone with no experience. On a separate line from your current system, have a small solar powered pump move the well water up to a drainback system. The pump would only...
Forum:
Renovations & New Construction
04-29-16, 04:05 AM
Replies:
25
Heating Degree Days NOT useful for sizing
Views:
17,541
Posted By
Kramer
When you mentioned 17 F highs I thought of...
When you mentioned 17 F highs I thought of Amarillo or Lubbock, but your definitely not on the high planes. I live near Charlotte, NC and I love the weather here, but I still miss those cool and...
Forum:
Renovations & New Construction
04-28-16, 08:53 PM
Replies:
25
Heating Degree Days NOT useful for sizing
Views:
17,541
Posted By
Kramer
Are you on the high plains? If so, I'm sure the...
Are you on the high plains? If so, I'm sure the wind isn't helping.
Forum:
Renovations & New Construction
04-28-16, 08:14 PM
Replies:
9
"Pump Storage" using concrete and motors
Views:
5,494
Posted By
Kramer
Mechanical energy storage is interesting, but...
Mechanical energy storage is interesting, but when doing calculations, i was amazed by the weight and height needed to even a couple kilowatt hours of juice. Instead of rail, maybe a vertical ...
Forum:
Solar Power
04-28-16, 07:57 PM
Replies:
7
Mppt inverters for direct coupled solar
Views:
4,037
Posted By
Kramer
It made a whistling sound in heat mode, but it...
It made a whistling sound in heat mode, but it was not loud and it was on my bedroom wall.
Forum:
Solar Power
04-28-16, 04:03 AM
Replies:
7
Mppt inverters for direct coupled solar
Views:
4,037
Posted By
Kramer
I'll be pulling it off the wall soon so I can...
I'll be pulling it off the wall soon so I can dissect it. I have the repair manual, and if its feasible to repair without a new control board ($$$) that is what I will do. I have a full basement,...
Forum:
Conservation
04-27-16, 02:02 PM
Replies:
189
Anyone working toward Off Grid
Views:
188,232
Posted By
Kramer
An insulated soil bed could be used instead or...
An insulated soil bed could be used instead or along side of ice as a cold storage mechanism, or it could be located after the indoor air coil. The water/glycol could be pumped through pex coiled...
Forum:
Conservation
04-26-16, 10:44 AM
Replies:
189
Anyone working toward Off Grid
Views:
188,232
Posted By
Kramer
The hybrid system is and interesting idea. What...
The hybrid system is and interesting idea. What I had initially imaging was a compressor consuming all the solar energy available and basically functioning as a solar ice maker. This would be...
Forum:
Conservation
04-26-16, 12:01 AM
Replies:
189
Anyone working toward Off Grid
Views:
188,232
Posted By
Kramer
I have a few larger heat exchangers, sounds like...
I have a few larger heat exchangers, sounds like they might be a better choice since I won't get the benefit of the phrase change. Thanks for the advice. I used to spend some time in the Taos-Red...
Forum:
Conservation
04-25-16, 07:53 PM
Replies:
189
Anyone working toward Off Grid
Views:
188,232
Posted By
Kramer
Is the glycol used to cool the ambient air or to...
Is the glycol used to cool the ambient air or to cool the condenser? We have AC systems at the power plant where I work which use glycol to cool the condenser, however since the glycol is cooled by...
Forum:
Conservation
04-25-16, 10:43 AM
Replies:
189
Anyone working toward Off Grid
Views:
188,232
Posted By
Kramer
I live in the South as well, and AC accounts for...
I live in the South as well, and AC accounts for about a third of my usage. I want to build an ice storage system that i think will be much cheaper more robust then any battery bank. My idea is to...
Forum:
Solar Power
04-25-16, 10:20 AM
Replies:
7
Mppt inverters for direct coupled solar
Views:
4,037
Posted By
Kramer
I want to build my own controller for the...
I want to build my own controller for the compressor with an MPPT/VFD drive like the ones being used for solar water pumping. ABB makes one that looks to me to be more then capable (ACS355 Solar...
Forum:
Solar Power
04-25-16, 09:53 AM
Replies:
7
Mppt inverters for direct coupled solar
Views:
4,037
Posted By
Kramer
I have a cheap 27k btu multi-unit mini split heat...
I have a cheap 27k btu multi-unit mini split heat pump that has gone brain dead. I asked the seller to repair/replace the old unit. Their first offer was to send a new unit for $500. Since this...
Forum:
Conservation
04-24-16, 06:24 AM
Replies:
189
Anyone working toward Off Grid
Views:
188,232
Posted By
Kramer
Batteries seem to be the most expensive and the...
Batteries seem to be the most expensive and the least reliable part of an off grid solar system. It might be more practical to look for individual loads that can be taken off grid without batteries...
Forum:
Solar Power
04-23-16, 04:19 PM
Replies:
7
Mppt inverters for direct coupled solar
Views:
4,037
Posted By
Kramer
Mppt inverters for direct coupled solar
I've been thinking about one of these for my pool pump or even supplemental Hvac. It seems cheaper then a charge controller and batteries, even if some solar capacity is wasted. I have a variable...
Showing results 1 to 15 of 15
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