Electricity usage (off-topic)

[techlists at phpcoderusa.com]

On 2024-11-27 17:56, Snyder, Alexander J via PLUG-discuss wrote:
> I'm on someone's Excel spreadsheet at SRP, with the sheet called
> "Assholes".
> 

How did you get on that list?

AND

How did you discover you were on that list?



> I use, at my last check, like 2 megawatts per year, or something
> obscene like that.
> 
> Powering my server stack is a part of that, but it's probably not that
> impactful. The two A/C, pool, pool heater/cool (like a third A/C unit)
> ... And my wife keeps the house around 68F all year ... Soooooo.

68 is cold!!

I home office so I have at least one PC on all the time.  I have a Win10 
laptop that I use often.  SRP tells me I use less electricity than 
average.  Maybe what makes the difference is I do not have a pool.


> 
> I really do want solar, but my wife says that project isn't until the
> late 20s, at best, probably early 2030s.

Who knows maybe the technology might be better then.  Then again there 
is the opportunity cost of delaying.


> 
> I really want the redundant A/B power supplies with the red cords and
> black cords.
> 
> I'm the king of "Isn't that a bit excessive for a homelab?" ... So I
> think this is right up my alley!
> 
> ---
> Thanks,
> Alexander
> 
> Sent from my Google Pixel 7 Pro
> 
> On Wed, Nov 27, 2024, 11:01 Stephen Partington via PLUG-discuss
> <plug-discuss at lists.phxlinux.org> wrote:
> 
>> So solar usually pairs best with some level of power storage. and
>> amazon has some amazing options going right now for far less than
>> what you are getting quoted.
>> 
>> Just the fast search comes up with this kit for a ton less than you
>> are getting quoted.
>> Bear in mind you will have to add in the cost of connecting it to
>> your panel, but still an interesting baseline.
>> 
>> On Wed, Nov 27, 2024 at 12:41 PM George Toft via PLUG-discuss
>> <plug-discuss at lists.phxlinux.org> wrote:
>> 
>>> A friend was looking into solar with a Tesla wall (battery). I
>>> looked at
>>> her APS bill - it was $120/month. They were seriously considering
>>> spending $25K to cut down on the peak demand charge. The most they
>>> would
>>> save was $20/month. That's an ROI that would never be achieved.
>>> 
>>> I have solar. APS invited me to buy a battery and they would pay
>>> me
>>> $1250 if I let them manage it. The battery was quoted at $15K.
>>> Yeah, no.
>>> So let's say I use the battery to keep my 4pm-7pm APS draw
>>> minimized,
>>> what is my ROI? Looking at my past bills, my peak demand charge
>>> ranges
>>> from $5 to $121 per month. Let's average that out to $65/month. So
>>> $15K
>>> to save $65/month gives me an ROI of 230 months. It will be less
>>> due to
>>> APS price increases, but that's still 15-20 years out, and by then
>>> the
>>> battery would need to be replaced, nullifying any notion of an
>>> ROI.
>>> 
>>> Regards,
>>> 
>>> George Toft
>>> 
>>> On 11/26/2024 3:31 PM, Keith Smith via PLUG-discuss wrote:
>>>> Hi,
>>>> 
>>>> I have been curious about solar for sometime.
>>>> 
>>>> I am looking at my electric bill and I use less than 600k watts
>>> a
>>>> month for 1/2 the year.
>>>> 
>>>> My math does not seem to work out.
>>>> 
>>>> 1) Convert 600000 watts at 120 volts * .1 = 60,000 watts at 12
>>> volts.
>>>> 2) 60,000 watts divided by 30 = 2000 watts at 12 volts per day.
>>>> 3) If I can harvest solar for 4 hours a day that is 2000/4 = 500
>>> watts
>>>> at 12 volts.
>>>> 
>>>> That means I only need 500 watts of solar.  This does not take
>>> into
>>>> consideration loss of power in the system.
>>>> 
>>>> If the system losses 30% then I need around 715 watts of solar
>>> panels
>>>> to meet my needs.
>>>> 
>>>> I was expecting a lot more.
>>>> 
>>>> Any help is much appreciated!!
>>>> 
>>>> Keith
>>>> 
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>> 
>> --
>> A mouse trap, placed on top of your alarm clock, will prevent you
>> from rolling over and going back to sleep after you hit the snooze
>> button.
>> 
>> Stephen
>> 
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