I was assuming it's the same thing they use in their cars... On Wed, Nov 2, 2016 at 9:33 AM, Josh Luthman <j...@imaginenetworksllc.com> wrote:
> Tesla is kind of known for lithium ion batteries, though... > > > Josh Luthman > Office: 937-552-2340 > Direct: 937-552-2343 > 1100 Wayne St > Suite 1337 > Troy, OH 45373 > > On Wed, Nov 2, 2016 at 10:15 AM, Kurt Fankhauser <lists.wavel...@gmail.com > > wrote: > >> So the powerwall has a Li-Ion Battery? I was wondering if they were going >> to use Salt Water batteries or something. >> >> On Wed, Nov 2, 2016 at 9:53 AM, Chuck McCown <ch...@wbmfg.com> wrote: >> >>> Wikipedia says the highest energy density for Lion is .875 MJ/kg >>> So a Joule is a watt second. >>> 200 pound range is 100 kg range. >>> So that would be 87.5 MWS >>> >>> Divide by 3600 = 24.3 kWh >>> >>> *From:* Kurt Fankhauser >>> *Sent:* Tuesday, November 01, 2016 7:54 PM >>> *To:* af@afmug.com >>> *Subject:* Re: [AFMUG] Tesla powerwall 2 >>> >>> What battery technology is in this powerwall? Lithion Ion? How are they >>> getting that many kilowatts in a 200 pound package? >>> >>> On Tue, Nov 1, 2016 at 6:27 PM, Charles Regan <charles.re...@gmail.com> >>> wrote: >>> >>>> No special charger. You can adjust the charging voltage and LVC on the >>>> Meanwell. >>>> >>>> On Nov 1, 2016 4:14 PM, "SmarterBroadband" <li...@smarterbroadband.com> >>>> wrote: >>>> >>>>> Being lithium do the Winston batteries need a special charger? >>>>> >>>>> >>>>> >>>>> *From:* Af [mailto:af-boun...@afmug.com] *On Behalf Of *Charles Regan >>>>> *Sent:* Monday, October 31, 2016 6:35 PM >>>>> *To:* af@afmug.com >>>>> *Subject:* Re: [AFMUG] Tesla powerwall 2 >>>>> >>>>> >>>>> >>>>> We are using Meanwell TN3000, pure sine wave 3000W inverter charger. >>>>> It has a solar plug too. Cost is 950$ >>>>> >>>>> Small sites has the 1500W version the the inverter and Winston 24v >>>>> 60Ah lithium battery. >>>>> >>>>> >>>>> >>>>> On Oct 31, 2016 10:17 PM, "Adam Moffett" <dmmoff...@gmail.com> wrote: >>>>> >>>>> 60% DOD is pretty conservative. Do you lose power a lot? Losing >>>>> power at this site is somewhat of a hypothetical event. A Mack truck on >>>>> the highway wiped out 5 poles and we ran on propane for a whole day. The >>>>> previous outage was years before, and I don't expect another one for a few >>>>> more years. >>>>> >>>>> ...and ideally I'm only on battery for a minute or two while the genny >>>>> gets started. >>>>> >>>>> This was my thinking as well.. With my AGM setups I’m not comfortable >>>>> pushing beyond 60% DOD.. I’m also paying a lot for 10-year rated large Ah >>>>> AGM batteries these days. >>>>> >>>>> >>>>> >>>>> >>>>> *Peter Kranz*www.UnwiredLtd.com <http://www.unwiredltd.com/> >>>>> Desk: 510-868-1614 x100 <510-868-1614%20x100> >>>>> Mobile: 510-207-0000 >>>>> pkr...@unwiredltd.com >>>>> >>>>> >>>>> >>>>> *From:* Af [mailto:af-boun...@afmug.com] *On Behalf Of *Mathew Howard >>>>> *Sent:* Monday, October 31, 2016 2:33 PM >>>>> *To:* af mailto:af@afmug.com >>>>> >>>>> *Subject:* Re: [AFMUG] Tesla powerwall 2 >>>>> >>>>> >>>>> >>>>> Figuring those prices, you're not going to end up too far off from the >>>>> price of the Tesla for the same run time. Tripling the batteries will put >>>>> you up to somewhere around $4500, for basically the same kWh, but if you >>>>> factor in being able to 100% discharge the Tesla setup, you're going to >>>>> need to add a bunch more battery. >>>>> >>>>> I wonder how the life expectancy compares... >>>>> >>>>> >>>>> >>>>> On Mon, Oct 31, 2016 at 2:51 PM, Adam Moffett <dmmoff...@gmail.com> >>>>> wrote: >>>>> >>>>> That's the same link I sent earlier, bro. >>>>> >>>>> $3049 is list price....you'll pay closer to $2500 - $2600. >>>>> >>>>> >>>>> >>>>> On 10/31/2016 3:47 PM, Chuck McCown wrote: >>>>> >>>>> This looks like it: >>>>> >>>>> http://www.aimscorp.net/12000-Watt-Inverter-Charger-48-volt- >>>>> 120-240vac.html >>>>> >>>>> � >>>>> >>>>> $3409/12000=28.4 cents per watt.� >>>>> >>>>> Not too bad considering there is a battery charger in there. >>>>> >>>>> � >>>>> >>>>> *From:* Adam Moffett >>>>> >>>>> *Sent:* Monday, October 31, 2016 1:01 PM >>>>> >>>>> *To:* af@afmug.com >>>>> >>>>> *Subject:* Re: [AFMUG] Tesla powerwall 2 >>>>> >>>>> � >>>>> >>>>> http://www.aimscorp.net/12000-Watt-Inverter-Charger-48-volt- >>>>> 120-240vac.html >>>>> >>>>> This has a street price of $2500.� The four SLA batteries were (I >>>>> think) $160 each.� The 3/0 battery cable was not free, but I don't >>>>> remember what it cost.� This is only 4800 Wh, but it's trivial to add >>>>> more/bigger batteries.� >>>>> >>>>> This doesn't have any built in network monitoring though.....does the >>>>> Powerwall? >>>>> >>>>> � >>>>> >>>>> >>>>> >>>>> On 10/31/2016 2:14 PM, Peter Kranz wrote: >>>>> >>>>> The new tesla powerwall 2 appears to be an interesting UPS option now >>>>> that it has a build in inverter/charger. 14kWh for $5500, so would run >>>>> most >>>>> of my sites for about 24 hours. When I backed out the costs for 14kWh of >>>>> our standard AGM cells and inverter, I think this price is quite >>>>> reasonable. >>>>> >>>>> � >>>>> >>>>> https://www.tesla.com/powerwall >>>>> >>>>> � >>>>> >>>>> >>>>> *Peter Kranz*www.UnwiredLtd.com <http://www.unwiredltd.com/> >>>>> Desk: 510-868-1614 x100 <510-868-1614%20x100> >>>>> Mobile: 510-207-0000 >>>>> pkr...@unwiredltd.com >>>>> >>>>> � >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>>> >>>> >>> >> >> >
