larry kidd

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since Apr 01, 2024
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Recent posts by larry kidd

Just remember LifePO4 cells have a narrow temperature range. They must be kept above freezing and below 100f.
3 days ago
Look up TEG's

https://en.wikipedia.org/wiki/Thermoelectric_generator

This should be used to move the heat around inside a home or building. The act of moving the heat will create power generation. I started working on a similar system a couple years ago then got sidetracked. I will add the colder the climate the better this should work.

This could actually be incorporated in every heating system and reclaim energy just by moving the heat around.  Maybe not a lot but even 5% adds up over the years and I think it could do much more than 5% !
6 days ago
I'm going on my mid fifties and always have had a feeling for what soil needs. The last couple years I've come to understand the best farmers and gardeners are DIRT farmers not vegetable or "crop" farmers.  

The biggest thing I've learned is waste from one process is gold for another. We just have to figure out where!
1 week ago
If you have several areas or a larger area to work with a chain drag like they use on the infield of baseball diamonds works better than anything else I've tried in 40 odd years.
1 week ago
I was really excited about Sodium ion until I realized the way they work all the way across the voltage. Where as most equipment is set for the small voltage range of lead acid cells. LifePO4 also uses a fairly small range L-ion uses a larger range and sodium uses almost the entire voltage from 2 past 12 on a 12 volt system. To put this further in context a lead battery at full charge 12.7V down to about 12 volts if you want any kind of battery life. While the system can go down to maybe 10 volts it will kill a lead battery quick fast and in a hurry. Look at the range on sodium to see what I'm talking about. This will require largely different equipment for sodium from lead acid.
1 week ago
It got down to about 20f last night and I never insulated or heated the batteries. Lost power about 2:30am took till about noon to get the cells warmed up to about 35f or 2c and got power back online. Spent the better part of the day after that wrapping the cells with heat tape for pipes and put insulation under and over , still need to go back and insulate the sides. Used 30 feet of heat tape with a 90w draw. It has it's own thermostat on at 35 off at 50 if I remember correctly.
1 week ago
I almost bought a bag of this last week. Then I got to thinking it looks to supply most if not all the same stuff as wood ash. I am fairly certain wood ash contains more pieces and parts as a whole but I am 100% not sure. Ash is amazingly complex and fast acting.

I'm currently trying to make some homemade super soil with all kinds of crazy stuff and almost bought this and greensand to add to it, but I think I have it covered with things I have on hand. If not live and learn and try again.
1 week ago
Ash also makes a good insulator / insulation.

I keep all the charcoal and ash when I clean out the stove. Both get used. Most of the charcoal becomes enriched biochar and ash sweetens our acidic clay.
2 weeks ago