Forum: Appliances & Gadgets
07-31-22, 05:42 AM
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Replies: 2
Views: 125
Old 6V battery - still good?
Helping family clean their house I found a 6V 4Ah sealed lead acid battery. Family said they don't need it, so I took it for some projects.
The label states the voltage should be 7.2-7.5V, but at...
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Forum: Renovations & New Construction
07-07-22, 01:15 PM
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Replies: 7
Views: 367
Wow:eek:
I never thought about hot the...
Wow:eek:
I never thought about hot the underground water line can get.
Not sure how long a run you have on your property, but maybe laying the main deeper under ground? It would be a bit cooler...
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Forum: Other Improvements
05-09-22, 01:51 PM
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Replies: 0
Views: 493
Screen door - need advice
A long time ago I made screens to put on the windows during mosquito season, now I would like to make a screen for the balcony door also.
The frames of the window screens are just simple...
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Forum: Energy Storage
04-27-22, 02:46 PM
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Replies: 22
Views: 20,348
Update.
I read about heat traps and concocted...
Update.
I read about heat traps and concocted something like this:
https://ecorenovator.org/forum/attachment.php?attachmentid=9453&stc=1&d=1651087611
The heat trap goes up ~35cm, then down ~20cm,...
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Forum: Energy Storage
03-14-22, 03:21 PM
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Replies: 22
Views: 20,348
I had a spring-loaded check valve in my spare...
I had a spring-loaded check valve in my spare parts, so I installed it today.
And you were right: The spring is too much for the circulation pump. Even on the highest of the 3 speeds it made strange...
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Forum: Energy Storage
03-13-22, 03:54 PM
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Replies: 6
Views: 1,042
DIY Powerwall
The wife recently came across some blog with people who use huge banks of old 18650 batteries (hundreds or thousands) from old equipment and appliances for energy storage, like a DIY Tesla Powerwall,...
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Forum: Lawn and Garden
03-10-22, 11:34 PM
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Replies: 7
Views: 995
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Forum: Energy Storage
03-10-22, 03:03 PM
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Replies: 22
Views: 20,348
So, I bought a used heat buffer.
It is 160cm...
So, I bought a used heat buffer.
It is 160cm tall and 60cm diameter, giving roughly 500 liters, of which 120 liters is an internal metal tank for domestic hot water. I searched for a plumber who...
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Forum: Geothermal & Heat Pumps
03-06-22, 02:53 PM
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Replies: 11
Views: 1,660
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Forum: Wind Power
03-02-22, 12:35 PM
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Replies: 7
Views: 1,414
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Forum: Energy Storage
02-02-22, 12:09 PM
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Replies: 18
Views: 7,981
Looking at the project with cranes and concrete...
Looking at the project with cranes and concrete blocks got me thinking about... cranes. The ones in ports and other transfer depots. Real, working cranes, which to not lift thousands of tons to great...
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Forum: Energy Storage
02-02-22, 11:02 AM
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Replies: 7
Views: 4,170
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Forum: The Billiards Room
11-06-21, 03:55 PM
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Replies: 3
Views: 3,114
Bumping this thread for others to see.
This...
Bumping this thread for others to see.
This is an interesting strategy game, especially that you prognose the needs, differ wind production each day, etc., so you need to plan production. Like a...
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Forum: Solar Heating
10-08-21, 03:18 PM
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Replies: 5
Views: 1,901
Hi Sparky!
Sounds like a great plan!
...
Hi Sparky!
Sounds like a great plan!
Storing heat/energy is important, and using phase changing materials will increase the storage capacity.
Some links in this board to check out:
Heat...
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Forum: Forum News & Feedback
09-19-21, 10:12 AM
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Replies: 3
Views: 2,669
[Poll] New SubForum - Energy Storage
EcoRenovator has subforums for a number of topics - from Heat Pumps, through Solar and Wind, to Conservation and even Gardening. A topic becoming increasingly popular in discussion about energy...
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Forum: Solar Power
08-04-21, 01:45 PM
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Replies: 13
Views: 6,953
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Forum: EcoRenovator Blog Discussion
07-31-21, 10:42 AM
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Replies: 13
Views: 6,607
When I read/hear that "PV is now very cheap", I...
When I read/hear that "PV is now very cheap", I remember something I read recently, related to the boom on PV in Europe and the rest of the world. It stated that among the reasons for the fall in PV...
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Forum: Conservation
06-12-21, 11:24 AM
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Replies: 10
Views: 5,614
Update on the first-flush system.
The dead-end...
Update on the first-flush system.
The dead-end pipe which serves as a reservoir for the sediments, is 1 meter long. The force/weight of 1 meter of water is enough to push the segments of that pipe...
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Forum: Conservation
04-03-21, 02:42 PM
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Replies: 10
Views: 5,614
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Forum: Energy Storage
02-07-21, 02:40 PM
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Replies: 3
Views: 5,038
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Forum: Conservation
02-07-21, 02:27 PM
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Replies: 10
Views: 5,614
Yes, I want to add a first flush system on the...
Yes, I want to add a first flush system on the downpipes. No problem if I have to open the system once a month to clean out the sand and grit, but what worries me is winter. Especially that the...
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Forum: Conservation
01-21-21, 02:27 PM
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Replies: 10
Views: 5,614
Not really that large! During summer heat waves...
Not really that large! During summer heat waves and droughts, watering the lawn can easily use more than 600 liters per day. And last summer the tank did indeed go dry, so we had to use city water...
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Forum: Conservation
01-02-21, 03:38 PM
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Replies: 10
Views: 5,614
Piwoslaw's rain water system (underground tank)
Since April '20 we finally have a new rainwater system, much more permanent than the plastic barrels (https://ecorenovator.org/forum/showthread.php?t=1009) we've had for the last decade:)
We had a...
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Forum: Solar Power
01-02-21, 12:23 PM
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Replies: 13
Views: 6,953
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Forum: Solar Power
07-05-20, 02:48 PM
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Replies: 3
Views: 3,271
Piwoslaw's 2.7kW PV system
After years of thinking, reading, wanting, etc., we finally made the move!
Polish government created a financial incentive for PV systems, where homeowners can get up to 5000PLN (over 1100EUR) back...
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