Battery Electric Storage Systems (BESS)

Discussion in 'Environmental Discussion' started by bwilson4web, Sep 19, 2025 at 2:22 AM.

  1. bwilson4web

    bwilson4web BMW i3 and Model 3

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    I recommend enabling "CC" mode and playback a little faster. Source:


    I have three, significant LiON batteries:
    • 44 kWh Tesla Model 3 - parked on unenclosed driveway, furtherest, 10 yards from the utility room
    • 28 kWh BMW i3-REx - parked on unenclosed driveway about 4 ft from Tesla but about 2 yards from solar battery
    • 13 kWh solar storage - mounted on shady side of exterior, brick kitchen wall near corner and 10 yards from utility room
    In addition to the utility room, there is a front and backyard exit from the house. IMHO, a reasonably safe layout. Battery placement needs careful attention and reasonable fire hazard judgements.

    Bob Wilson
     
  2. T1 Terry

    T1 Terry Active Member

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    The talking head strikes again ..... fancy scare mongering to build up your own self importance, yet not even knowing or bothering to research what chemistry the batteries are ..... a tad of research would have gone a long way to adding some credibility to his rant ....... the claimed fire in the Netherlands battery storage system .... lots of vapour, but if there really was a fire and it was as flammable as he seemed to be making out, wouldn't that have been a big fireball?

    Fancy using a video snatch of a shipping container blowing up with zero back story .... sensational B/S or what .... anything to promote yourself and your business ....

    Never mentioned Tesla selling Powerwall batteries and Elon presenting them as a feature to mount inside the house :eek: These were lithium cobalt cells, now that would be something to make a song and dance about ..... but I'm guessing he didn't want to take on Elon :rolleyes:
    Did you note he did a highlight of the fuel station, with all the petrol fumes that would be associated with it, and the well documented fuel station fires, yet claimed it was dangerous to have the batteries there ..... what a ......

    My 51kwh storage battery that fills the underside of my MG4, uses LFP cells, I feel quite safe sitting on top of them, so parked beside the motorhome or on the trailer behind it ..... safer than the 250 ltrs of petrol in the motorhome fuel tank as far as I'm concerned.
    The 600Ah @ 12v nom. house battery in a locker beside the only exit door in the motorhome .... again, not concerned in the slightest, they are sodium ion cells and simply don't burn.

    Just because he made two videos about LFP batteries exploding, with zero facts or any evidence to back up his big talk, doesn't mean that LFP batteries will actually explode or build up vapours that would explode in a contained area ..... if they did, my workshop would have had the walls blown out at the rear where the cells were in their wooden storage boxes ...... the front windows did blow out, but that was the mix of LPG, oxygen and acetylene from the bottles the A'holes turned on before they set the fires in the front office .......

    When the electricity meter box on the wall of our garage caught fire and caused the fibreglass on my motorhome to catch fire, then that catching the 125 ltrs of diesel in the fuel tank on fire and the wind pushing that fire into our house and burning that to the ground ..... that was a big fire as well, the 400ah @ 24v in the locker beside the fuel tank, separated by a piece of 5 ply, should have exploded and blown at least the locker door off the motorhome ..... the fact the aluminium plates where still there that held the cells compressed .... was enough to convince the forensic fire investigator that the "experts" from the fire brigade and police who came up from the state capital to make their report, were talking through their a*se and jumped at the first thing that would make the report easy to write and make them sound clever ....... they completely missed the 1" thick asbestos sheet the items in the powerbox, still contained inside the steel powerbox, was burnt to ash all except for one corner of the sheet ..... the contaminated materials people identified it and it require full hazmat gear to remove it, complete with breathing tanks .....

    Too much crap being spun by people who really don't know what they are talking about, attempting to spin up panic .....

    I'll sit down with a cool drink and calm down now ....sorry about the rant, wankers like that just get me stirred up ... as you might have noticed :oops:

    T1 Terry
     
    #2 T1 Terry, Sep 19, 2025 at 9:24 AM
    Last edited: Sep 19, 2025 at 9:30 AM
  3. bwilson4web

    bwilson4web BMW i3 and Model 3

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    I initially shared your concern about his channel and certainly he does emphasize more dramatic aspects. Just I too studied mechanical engineering before evading the draft by enlisting in the Marines. When he speaks about the chemistry and fire fighting technology, not the "hair on fire" stuff, his fact based reporting matches my understanding.

    EVs are different and it will take time to figure out better ways to deal with their occasional fires. Flooding the OUTSIDE of a battery pack is inadequate. Closely parking EVs without a fire barrier between is also a mistake. There are lessons to be learned before we'll have a better understanding of what is needed when EV battery packs or large storage packs suffer a fire.

    On the good news front, the interior door handle of Teslas are being redesigned to incorporate the mechanical AND electrical button in a single control. Today, the mechanical "emergency release" is separate from the electrically operated button that requires a working 12 V supply. Worse, the rear doors have their release under a removable pad, the base of the door pocket. Bad, bad, design.

    Bob Wilson