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  1. 100kwh-hunter

    Pack size and planning, going a different route

    Yes i am starting up again...with more knowledge and experience this time While i had made packs of a 100 cells with a fuse per cell of 1A, and per pack/serie a 25A fuse (can't remember if i am honest could be 100a or 10 a?) With a extended tested race , no...---> fall out race for the...
  2. 100kwh-hunter

    some different approach?

    I am thinking NOT to save money but to KISS( keep it simple stupid) To just buy some solar chargers(victron or https://www.aliexpress.com/item/1005002717421304.html?spm=a2g0o.cart.0.0.5b5a3c00A5vHRy&mp=1 as an example) and a inverter(aims) and a pre choose switch like this one...
  3. 100kwh-hunter

    spot welder

    Are there any "snake pits" before i buy the first one i see. What to look out for? Nope i am not a fan of you tube, but i would like to hear your thoughts and experiences, please. That i need one is for sure, soldering is nice but: sooooo time consuming with fuses. So spot welders? any...
  4. 100kwh-hunter

    what the heck happend to the prices of lifepo

    2 months ago you would pay 80 euro (100 euro for a grade)for a 100ah @ 3.2v cell, now there are at 30 to 50 euro each?!?!?!?!? Is there a new technology coming? Or was there a over production? What could explain a 50% price drop, that would make lifepo cheaper than nissan leaf cells??? Thanks...
  5. 100kwh-hunter

    self life of lifepo4

    I was looking for any information ( on the net) about the self life of lifepo cells. I could not really find some usable information. Probably i used the wrong words? Question 1: If i let them just stand on "the shelf" how long would the the self life be? Question 2 If i use them on a regular...
  6. 100kwh-hunter

    please guys, read this

    I changed the title n the hope to get more help... I know this is to goood to be true... But any advice is better than no advice... Probably my mistake, i changed the title aswel: 10 times bmw packs, what to do?????please read and any advice is wanted, 10 packs....yes or no, what to do | Second...
  7. 100kwh-hunter

    10 times bmw packs, what to do?????please read and any advice is wanted, 10 packs....yes or no, what to do

    This weekend my friend and i are going to look at 10-15 bmw battery's production years: 2018-2019 and even 2 from 2020. The disassemble of them is going to be with a lot of obvious, distinct, insightful, perspicuous, plain and precise safety! Including my most loved tools: the grinder(the big...
  8. 100kwh-hunter

    Antiek resistance meter? anyone got some info????please share.

    This was also found on my fathers attic, i figured out it is at least 100 years of age and a resistance meter. , German late 10 or 20 (....down Wolf down....wolf no....no....down boy..down.......good boy Wolf...) Humor aside: It is a "bridge" resistance meter or something? what can you tell me...
  9. 100kwh-hunter

    Are there some rc scientists here?

    My question is a bit childish.. I am still playing with trains, but this time in my garden.(gauge 1, 45 mm track) I would like to rc control them, the deltang and other are for my taste to expensive, i think the cost can be brought down to 10% of the price of the deltang and other receivers and...
  10. 100kwh-hunter

    2021.....

    I wish best for all and may 2021 will become a year: That Corona will be nothing more than a beer. That insulation is something you put in your walls. You only have to wear dusk masks for sawing jobs. Cotton swaps are only meant to clean your ears. And 6 feet or 1.5 meter distance is the minimum...
  11. 100kwh-hunter

    heating solar panels????wt*......

    I was on a other forum with solar panels and someone(like all of us sooner or later) had snow on his pv. So no energy, they suggested to add one and keep it clean: one panel at ground level and redirect the harvest to the other panels to desnow/deice them?!?!?!? My suggestion was to put some...
  12. 100kwh-hunter

    water (shower/bath/hands/dishes and home heating

    Just as the title: warm water gives us comfort. I would like to go with an experiment i saw on youtube some time(2 years???) ago. Whom?????got no idea, young boy ~25-30 years of age, was doing his entire house. Take a insulated barrel (50 gal/205 litres), install a heating element 48v and plug...
  13. 100kwh-hunter

    forum changed?

    The forum changed or is it just me?
  14. 100kwh-hunter

    Nissan Leaf/Renault battery replacement

    Good evening all... Nice and warm in front of the fire place....cold windy raining outside, dogs are walked, i love to have the insulation of my house done..... Before i am going to buy a (cheap) electric car and tackle all the regulations in my country, i would like to ask: Is there someone...
  15. 100kwh-hunter

    i think i found my perfect solution

    After 2 years of studying and experimenting i think i found MY golden match....I think, that is. I would really appreciate your opinion, thoughts, ideas and comments!!!! and every thing else. End goal: 9 of the inverters and 90 of those panels. Use two ev cars, home heating(direct into a water...
  16. 100kwh-hunter

    cycle testing

    There is some one here (on this million dollar forum)that has a cycle tester, i forgot his name, sorry I would like to buy one to test some Chinese cells. If it is for salebtw. Tanks in advance, cheers Igor
  17. 100kwh-hunter

    SOH now what is this???---->storage... i have more questions than answers

    Now what is the big deal about SOH. When i was harvesting li ion 18650 i toke all the cells out that where below 80% soh. Because it was safer? But if i would assemble packs (14s100p)with only ~50 to 70% soh i would have ~1 to 1.3amp left from a 2A cell? And they would decline faster and faster...
  18. 100kwh-hunter

    not sure to post about the question?

    Just like the title is telling you. For those that are wondering: i sold a lot....no...... i sold to much....but you really think i was quieting! ******** i sold 106kwh.....go do your calculations....106!!!!!kwh!!!!for a bargan..... Anyway building up again: My end goal is: 400kwh home storage...
  19. 100kwh-hunter

    Testing the ZnBr2 cells/chemistry zinc bromide

    Update 2: 1st of march 2020 How I gotstarted: https://secondlifestorage.com/showthread.php?tid=8557 How to build: https://secondlifestorage.com/showthread.php?tid=8772 This first post will be updated when needed with new test results and cells. Goal is to find out: 1: there max charging volt...
  20. 100kwh-hunter

    Creation and building of the of the znbr2 cell

    Hi ya all. This project started several weeks ago and i have good hoops for a good ending, if no good ending: bad luck, waste of money but a LOT of fun. A forum member brought this to our attention, and i decided to experiment further with it...
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