diy solar

diy solar

The Met Office promises.....

sibaroni

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Joined
Dec 30, 2023
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19
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Crewe
This might be , just might be, the start of a new solar season.....
 

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Up here in the north its my 4th Sunny Day, well the short time its up its Sunny ;)
 
Don't worry, things will be back to normal soon, we are cooking up some serious storms here on the USA East Coast.
It's been gray and cool for weeks too, total rubbish ?️
 
Partly sunny in the SE today. Generated 6.2kWh from a 3kW array Peaked at 1.1kW). Much better than the 0.7kWh yesterday.

Should be full sun tomorrow, so hoping to beat that.
 
Partly sunny in the SE today. Generated 6.2kWh from a 3kW array Peaked at 1.1kW
Oy! You've been keeping me awake last night, pondering how you achieved that amount. :unsure:?

I'm just a bit further north than you in East Anglia and only achieved 4kWh from my 6kWp array on similar, mostly sunny day.

I got a peak of 1.8kW (which makes sense compared to your 1.1kW with half the panels, but mine are E-W facing, so would expect the peak to be a bit less).

BUT... sunrise is 8am and sunset at 4pm, so for you to get 6.2kWh with a measured peak of just 1.1kW would suggest you had that full power for 5.5 hours, when there's only 8 hours of sunlight in the day and a maximum sun elevation of 17 degrees.

Doesn't seem to add up to me unless:- a) you've installed a fancy new dual-axis tracker or b) the Solis cloud app is playing up?

Would be good to compare our outputs for today.

Zzzzz, SeaGal ;)
 
Yep yesterday was my first full sun day since 1st December.
1000000739.jpg
As i am off-grid i only generate what i use plus a bit to recharge the batteries.
 
Impressive! looks like you have a lot of battery storage there if that extra 4kWh only bumped your storage up by 10% :)
 
Yes 90Kw of AGMs and needed every watt in December.
 
Impressive! looks like you have a lot of battery storage there if that extra 4kWh only bumped your storage up by 10% :)
Thanks this is from my 3kWh 12v system yesterday.
1000000743.jpg
The other is from the 48v house system.
 
Oy! You've been keeping me awake last night, pondering how you achieved that amount. :unsure:?

I'm just a bit further north than you in East Anglia and only achieved 4kWh from my 6kWp array on similar, mostly sunny day.

I got a peak of 1.8kW (which makes sense compared to your 1.1kW with half the panels, but mine are E-W facing, so would expect the peak to be a bit less).

BUT... sunrise is 8am and sunset at 4pm, so for you to get 6.2kWh with a measured peak of just 1.1kW would suggest you had that full power for 5.5 hours, when there's only 8 hours of sunlight in the day and a maximum sun elevation of 17 degrees.

Doesn't seem to add up to me unless:- a) you've installed a fancy new dual-axis tracker or b) the Solis cloud app is playing up?

Would be good to compare our outputs for today.
I have to apologise. My peak wasn't 1.1kW, it was 1.6kW. I don't usual use the Solis Cloud app or website, I go by my own monitoring utility which pulls the figures direct from the inverter. I made some code changes and restarted the program which reset the daily peak figure (about the only thing the inverter doesn't store and doesn't get logged). The rest of the figures were accurate.

Details (these are from the Solis Cloud. I don't have anything to make a graph from my figures yet).
Screenshot from 2024-01-10 15-27-13.png
 
So, yesterday I got 5kWh. Interestingly on the day you got 0.7kWh, I got 1.2kWh!
 
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