Forum: Conservation
01-10-19, 10:48 AM
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Replies: 14
Views: 23,859
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Forum: Energy Storage
01-02-19, 07:01 PM
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Replies: 7
Views: 21,329
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Forum: Other Improvements
08-29-18, 10:07 AM
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Replies: 12
Views: 31,065
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Forum: Solar Power
07-12-18, 10:53 AM
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Replies: 16
Views: 31,192
Simple Solar Instrumentation
https://www.youtube.com/watch?v=rXfobPnCsX4
https://300mpg.org/wp-content/uploads/2018/07/IMG_9177-640x360.jpg
Last summer, I built a 6.24kW solar array on my garage. It uses Enphase...
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Forum: Geothermal & Heat Pumps
05-07-18, 09:57 AM
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Replies: 15
Views: 16,852
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Forum: Energy Storage
03-25-18, 02:29 AM
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Replies: 4
Views: 19,183
I have put together a 12.8V, 82Ah LiFePO4 pack...
I have put together a 12.8V, 82Ah LiFePO4 pack (4S15P 32650s) as a drop in replacement for a common 12V lead acid and am currently working on a 16.4V, 65Ah LiMn (2x Nissan Leaf modules) smart battery...
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Forum: Solar Power
03-20-18, 05:29 AM
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Replies: 8
Views: 7,911
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Forum: Solar Power
02-26-18, 03:19 PM
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Replies: 4
Views: 11,048
Some pics of my install:
...
Some pics of my install:
https://farm5.staticflickr.com/4604/40489146711_7b1f62bc29_z.jpg (https://flic.kr/p/24FTsGp)
https://farm5.staticflickr.com/4613/40489100591_02abf268f3_z.jpg...
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Forum: Geothermal & Heat Pumps
02-10-18, 05:28 AM
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Replies: 9
Views: 7,277
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Forum: Solar Heating
02-09-18, 10:12 AM
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Replies: 3
Views: 23,183
Passive Solar Garage Door
Hi Folks!
I recently built a Passive Solar Garage Door!
Not a new or original idea, but still a good one. I loosely based mine on the one Gary Reysa wrote about in Home Power #117 (Link HERE...
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Forum: Geothermal & Heat Pumps
01-31-18, 09:06 AM
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Replies: 14
Views: 16,501
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Forum: Solar Power
01-27-18, 12:44 AM
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Replies: 19
Views: 17,712
Adding insulation, air sealing, other forms of...
Adding insulation, air sealing, other forms of lowering air infiltration and energy loss are always better investments than a PV array. Finding all the vampire loads in your house is cheaper than...
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Forum: Conservation
01-16-18, 05:33 PM
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Replies: 95
Views: 105,970
Have you checked out the used EV market?
...
Have you checked out the used EV market?
About 4 years ago, Geo_NR_Gee bought a used Nissan Leaf for $7k and he drives it all the time,
I bought a two year old previously leased Nissan Leaf,...
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Forum: Geothermal & Heat Pumps
01-10-18, 07:27 AM
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Replies: 7
Views: 10,420
There is a common stand alone wall console type...
There is a common stand alone wall console type of water supply heat pump (think hospital rooms and halls and hotels) that use mid temp boiler water of 50 to 80f in winter and chiller water in summer...
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Forum: Lighting
12-31-17, 08:36 PM
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Replies: 16
Views: 35,627
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Forum: Lighting
12-30-17, 09:55 AM
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Replies: 16
Views: 35,627
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Forum: Solar Power
12-29-17, 05:31 PM
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Replies: 114
Views: 104,994
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Forum: Conservation
12-12-17, 12:35 PM
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Replies: 0
Views: 7,669
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Forum: Other Improvements
11-20-17, 05:09 PM
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Replies: 8
Views: 11,844
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Forum: Solar Power
10-12-17, 10:02 AM
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Replies: 114
Views: 104,994
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Forum: Other Improvements
10-09-17, 09:51 PM
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Replies: 8
Views: 11,844
I did it to my greenhouse. ...
I did it to my greenhouse.
http://ecorenovator.org/forum/lawn-garden/4334-aquaponics-system-passive-solar-greenhouse-build-77.html
You will need a couple Risers.
Chamfering tool...
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Forum: Product Reviews
10-07-17, 06:51 AM
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Replies: 12
Views: 93,783
5k mile update
Well the Bolt is still running flawlessly without one hitch. charging from our PV I figure we saved about $500 over a gas vehicle that gets 25 mpg.
Range anxiety? None, we just went to an EV event...
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Forum: The Billiards Room
09-18-17, 02:55 PM
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Replies: 0
Views: 5,789
Hurricane Irma
My parents, sister and brother all live by Fort Myers FL.
My parents live waterfront they went to my sister’s house. They all are ok but my parents lost the roof off there sunroom. My sister lost...
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Forum: Geothermal & Heat Pumps
09-10-17, 11:08 AM
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Replies: 14
Views: 14,416
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Forum: Geothermal & Heat Pumps
09-04-17, 01:12 AM
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Replies: 30
Views: 26,298
You can argue physics or theory all day long...
You can argue physics or theory all day long about what why how, doesn't hurt my feelings a bit. I done done it already. Due to the low mass flow of recirculating solution, sensible heat transfer...
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