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Power wall setting vs sending solar back?

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h2ofun

Active Member
Aug 11, 2020
4,763
1,380
auburn, ca
Okay experts. it is that time of the year where solar production has kicked up. I currently have my PW's at 50% for winter use. But now, even though I still use plenty for my heat
pumps, and the batteries recharge pretty quickly, am I better off stay like this, sending lots back to PGE, or should I lower back to 10% and potentially go complete off grid?
 
In your case, going completely off grid probably has no financial reward in NEM. You will likely become a big net generator. If you just want the satisfaction of being off grid, that's different.
I keep mine at 70% for backup purposes,. And, as we get into PSPS season, I may raise the reserve a touch more

Should add that at 70%, I can achieve zero true-up
 
In your case, going completely off grid probably has no financial reward in NEM. You will likely become a big net generator. If you just want the satisfaction of being off grid, that's different.
I keep mine at 70% for backup purposes,. And, as we get into PSPS season, I may raise the reserve a touch more

Should add that at 70%, I can achieve zero true-up
my bad, I got that completely backwards. going off grid will keep you from being a big net generator
 
That's like a religion. Everyone has their opinions. How important is backup power in case of an outage to you?
to me, I have it set to 70%, but if you ask 10 people here, you'll probably get 8 to 10 different answers.
This time of the year, not worried about power outage. I get so much solar, the batteries charge fast. And worse case, I just turn my generator on.
 
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my bad, I got that completely backwards. going off grid will keep you from being a big net generator
I am just trying to have fun as to how do I, in theory, give PGE as little of my money as possible. Now, with the rates go up, if I send back, I get more money in my piggy bank credit account, which I do not need, but again, just a game.

It was fun last year showing folks I was off grid 99% of the time.