Forum: Lawn and Garden
03-30-22, 04:42 PM
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Replies: 7
Views: 24,456
I wouldn't worry too much about the batteries....
I wouldn't worry too much about the batteries. They have come a long way and Lifepo4 in a cubcadet is easy a 10 year battery. Just don't charge them frozen unless the battery has a heater. Which I...
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Forum: Renovations & New Construction
03-30-22, 04:20 PM
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Replies: 10
Views: 26,241
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Forum: Energy Storage
03-30-22, 04:16 PM
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Replies: 6
Views: 21,466
Hi Guys, haven't been around for quite awhile,...
Hi Guys, haven't been around for quite awhile, but ...
I've built a few hundred (it seems) powerwalls for off grid use. I've used a variety of batteries. Mostly repurposed crashed electric car...
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Forum: The Billiards Room
10-19-20, 10:18 AM
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Replies: 102
Views: 87,094
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Forum: Solar Power
06-20-20, 08:43 PM
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Replies: 1
Views: 7,747
The chinese PV cable seems to be much finer...
The chinese PV cable seems to be much finer stranded. Here in N.A. the southwire et al wire is usually 7 strand. As you're crimping a connector onto the wire there won't be any real difference....
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Forum: Solar Power
09-07-19, 07:13 AM
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Replies: 22
Views: 22,813
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Forum: Solar Power
06-13-19, 06:50 AM
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Replies: 17
Views: 59,593
Are you still working on this jj?
For the...
Are you still working on this jj?
For the Volt packs I would recommend using a basic inverter. I like the CNBOU line. And then use a programmable charger or power supply to charge the batteries if...
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Forum: Conservation
11-11-18, 03:05 PM
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Replies: 189
Views: 223,048
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Forum: Conservation
11-11-18, 09:41 AM
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Replies: 189
Views: 223,048
Yo Power / Hefei have three phase inverters...
Yo Power / Hefei have three phase inverters (http://www.solarcharge-controller.com/sale-11003617-high-efficiency-30kw-three-phase-off-grid-inverter-lcd-display-sine-wave-ac-output.html) for high...
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Forum: Conservation
11-10-18, 09:35 PM
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Replies: 189
Views: 223,048
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Forum: Tools
05-15-18, 08:24 AM
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Replies: 9
Views: 13,531
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Forum: Solar Power
05-15-18, 08:11 AM
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Replies: 7
Views: 10,026
Hopefully the panels last. I'm seeing terrible...
Hopefully the panels last. I'm seeing terrible reviews. Maybe you could use better panels at home and do the semi flex for camping only?
I'll probably try some too. It would be nice for camping....
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Forum: The Billiards Room
04-16-18, 06:35 PM
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Replies: 0
Views: 10,529
Ready for the Silent Spring?
As the son of a biologist and a determined nature lover I have been watching the plight of the bees with some concern. Now it looks like the bees are the least of our problem.
You see, coinciding...
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Forum: Solar Power
04-16-18, 06:26 PM
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Replies: 7
Views: 10,026
I like the esmart3. Looks like a good mppt...
I like the esmart3. Looks like a good mppt controller. I have ordered some for testing myself. So will get back to you on that. Certainly the price is right. And you can get a wifi module for it.
...
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Forum: EcoRenovator Blog Discussion
01-30-18, 09:14 AM
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Replies: 21
Views: 51,410
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Forum: Solar Power
01-14-18, 04:34 PM
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Replies: 114
Views: 101,411
Final update on the cell balance anomoly:
...
Final update on the cell balance anomoly:
After a week of RedWing BMS use he reports
.009v difference.
Perfect result.
We will now be monitoring to watch if the cells go back out of...
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Forum: Geothermal & Heat Pumps
12-29-17, 04:42 PM
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Replies: 149
Views: 96,409
Just a quick note: plus thx to Xringer.
This...
Just a quick note: plus thx to Xringer.
This fall I installed a Gree Crown in my gfs studio.
How's it been working? Our neck of the far north has been taking a beating. The last week has seen...
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Forum: Solar Power
12-29-17, 04:31 PM
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Replies: 114
Views: 101,411
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Forum: Conservation
12-04-17, 08:21 AM
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Replies: 189
Views: 223,048
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Forum: Solar Power
11-18-17, 09:17 AM
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Replies: 114
Views: 101,411
Princeton university did a cost comparison...
Princeton university did a cost comparison between solar storage systems in 2013. Even then it was cheaper on a per cycle basis to use lithium.
Lithium battery prices have plummeted since.
One...
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Forum: Solar Power
11-16-17, 10:11 AM
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Replies: 114
Views: 101,411
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Forum: Solar Power
10-27-17, 04:10 PM
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Replies: 114
Views: 101,411
Voila. Here is the first of the complete...
Voila. Here is the first of the complete "RedWing" bms boards rolling off the line. This is for the Volt lineup. 12S with the PCB allowing up to 12 modules to be tied together.
(I call them...
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Forum: Solar Power
10-24-17, 08:02 AM
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Replies: 114
Views: 101,411
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Forum: Conservation
10-21-17, 01:10 PM
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Replies: 189
Views: 223,048
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Forum: Conservation
10-19-17, 06:15 PM
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Replies: 189
Views: 223,048
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