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Renewables: "talking 'bout my generation"

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  • KevinG
    KevinG Posts: 2,106 Forumite
    Part of the Furniture 1,000 Posts Name Dropper
    Best ever June, second best ever month (after May 2018) at 279.43kWh, (139.715 Os), 20.4% above PVGIS. The last week of June was probably my best ever week with a daily average of 6.12 Os. Just under 3% above PVGIS for the year to-date after a poor January, March and April and a brilliant February, May and June. This will also be my first quarterly FiT payment to exceed £400. All good! :j
    2kWp Solar PV - 10*200W Kioto, SMA Sunny Boy 2000HF, SSE facing, some shading in winter, 37° pitch, installed Jun-2011, inverter replaced Sep-2017 AND Feb-2022.
  • ASavvyBuyer
    ASavvyBuyer Posts: 1,737 Forumite
    Fifth Anniversary 1,000 Posts Name Dropper
    Best ever month at 581.9 kWh. 145+ O's :j
    PVGIS June estimate 466 kWh, so 124.87%. :(
    Highest % use of generated electric for a June too, at 50.8% :T 9% up on last year.
    Finished the month on 7th Maiden in a row, at 6.17 O's. :j:beer::j 10 Maiden+'s for the month.
  • Coastalwatch
    Coastalwatch Posts: 3,625 Forumite
    Seventh Anniversary 1,000 Posts Name Dropper
    Martyn1981 wrote: »
    Best June here, and second best month ever by just 18kWh (July 2013).

    Got 757kWhs 135.66 O's.

    Imported 74kWhs, consumed 223kWh's, probably 20% of that being A/C. Exported 609kWhs.

    Yearly total now predicting 102% and 4,444.4kWhs. :cool:

    Imported approx 71kWh's but have no idea how much we consumed. I've no idea how to find this out. We have a Solaredge inverter so wonder if the info is contained on there somewhere?:o

    June totalled 153.6 O's and 127% compared with PVGIS forecast. May was 162.7 O's or 132% above forecast. :j

    The total for the two months is greater than our previous annual consumption for electricity. :)

    Our installation was only completed in the last week of April so have no past figures to compare with, but what a brilliant introduction to generating clean renewable energy. :beer:

    There's still along way to go but a huge thanks to you all for supporting us through this life changing step. :A
    East coast, lat 51.97. 8.26kw SSE, 23° pitch + 0.59kw WSW vertical. Nissan Leaf plus Zappi charger and 2 x ASHP's. Givenergy 8.2 & 9.5 kWh batts, 2 x 3 kW ac inverters. Indra V2H . CoCharger Host, Interest in Ripple Energy & Abundance.
  • Martyn1981
    Martyn1981 Posts: 15,441 Forumite
    Part of the Furniture 10,000 Posts Name Dropper Photogenic
    Imported approx 71kWh's but have no idea how much we consumed. I've no idea how to find this out. We have a Solaredge inverter so wonder if the info is contained on there somewhere?:o

    Hiya. Does your monitoring site also record import and export? So on the site choose yearly graph, to get monthly columns, hover over the June column for import, export, consumed etc.

    As I have a WNW system, I need to work the figures out as the ESE monitoring isn't aware of the other. So I can add import to generation, then deduct export, to get a consumed figure. I've only been able to do this since upgrading to the HD wave inverter.
    Mart. Cardiff. 8.72 kWp PV systems (2.12 SSW 4.6 ESE & 2.0 WNW). 20kWh battery storage. Two A2A units for cleaner heating. Two BEV's for cleaner driving.

    For general PV advice please see the PV FAQ thread on the Green & Ethical Board.
  • Coastalwatch
    Coastalwatch Posts: 3,625 Forumite
    Seventh Anniversary 1,000 Posts Name Dropper
    Martyn1981 wrote: »
    Hiya. Does your monitoring site also record import and export? So on the site choose yearly graph, to get monthly columns, hover over the June column for import, export, consumed etc.

    As I have a WNW system, I need to work the figures out as the ESE monitoring isn't aware of the other. So I can add import to generation, then deduct export, to get a consumed figure. I've only been able to do this since upgrading to the HD wave inverter.


    Hi Mart, thanks for that, unfortunately all that is shown when hovering on each month is "Solar production in MWh". I've tried searching various other avenues without success.

    We have HD wave as well so perhaps I need to question the Installers on the matter in case there are alternate ways of setting the information shown on the Portal.
    I suspect it will be somewhere in the Inverter but other than interrogating it and the instruction manual then it doesn't appear transparent at present.

    Any further thoughts would be most welcome.
    Thanks again. :)
    East coast, lat 51.97. 8.26kw SSE, 23° pitch + 0.59kw WSW vertical. Nissan Leaf plus Zappi charger and 2 x ASHP's. Givenergy 8.2 & 9.5 kWh batts, 2 x 3 kW ac inverters. Indra V2H . CoCharger Host, Interest in Ripple Energy & Abundance.
  • stevechelt
    stevechelt Posts: 16 Forumite
    Ninth Anniversary Combo Breaker
    Best month ever for me also (since install in April 2014).

    546.4 kWh in total (140 Os), beating my previous best 2 months in June & July 2014, which were 515 & 516 kWh.

    I still have an 'old style' meter dating from 1961 so effectively no electricity imported for the last 2 months or so and all my driving has been on solar power!

    I'm sure we will pay for all this sunny weather eventually, or maybe we already have earlier in the year.
    Cheltenham. 3.90 Kwp system. SSE = 2.73kwp (14 x 195w panels), WWS = 1.17kwp (6 x 195w panels). 30 degree slope.
    EREV car (Ampera) & eBike!
  • KevinG
    KevinG Posts: 2,106 Forumite
    Part of the Furniture 1,000 Posts Name Dropper
    stevechelt wrote: »
    I still have an 'old style' meter dating from 1961 so effectively no electricity imported for the last 2 months or so and all my driving has been on solar power!
    Do you mean a meter that runs backwards when generation exceeds consumption? If so you really ought to 'fess up and get it changed. I ran with a backwards ruining meter for a few years, despite having disclosed it up front. They eventually changed it when I chased them and I wasn't charged for any historical under-billing although the electricity bills are obviously a bit higher now.
    2kWp Solar PV - 10*200W Kioto, SMA Sunny Boy 2000HF, SSE facing, some shading in winter, 37° pitch, installed Jun-2011, inverter replaced Sep-2017 AND Feb-2022.
  • Martyn1981
    Martyn1981 Posts: 15,441 Forumite
    Part of the Furniture 10,000 Posts Name Dropper Photogenic
    Hi Mart, thanks for that, unfortunately all that is shown when hovering on each month is "Solar production in MWh". I've tried searching various other avenues without success.

    Did they fit a clamp to the main house cable (by the consumer unit)? That's what mine uses to monitor import and export.

    I think the export is accurate because the import is spot on, though the generated figure is a little bit optimistic compared to my TGM.
    Mart. Cardiff. 8.72 kWp PV systems (2.12 SSW 4.6 ESE & 2.0 WNW). 20kWh battery storage. Two A2A units for cleaner heating. Two BEV's for cleaner driving.

    For general PV advice please see the PV FAQ thread on the Green & Ethical Board.
  • Merlin139
    Merlin139 Posts: 7,273 Forumite
    Part of the Furniture 1,000 Posts Name Dropper Photogenic
    Great start to July.

    Best day of the month! Best ever July day.

    Maiden + 0.88 O's
    3.795 kWp Solar PV System. Capital of the Wolds

  • Coastalwatch
    Coastalwatch Posts: 3,625 Forumite
    Seventh Anniversary 1,000 Posts Name Dropper
    Martyn1981 wrote: »
    Did they fit a clamp to the main house cable (by the consumer unit)? That's what mine uses to monitor import and export.

    I think the export is accurate because the import is spot on, though the generated figure is a little bit optimistic compared to my TGM.
    Thank you for continued interest. There is not evidence of a clamp of any sort. The installers added a second consumer unit to run the array off. So the exit cables from the Meter go to a junction box from which emanates four cables that disappear behind the Meter board and into the second consumer unit. There is barely an inch between the rear of the Meter board and the wall so suspect there would not be room for a clamp behind there.
    Thanks again for your suggestions. :)
    East coast, lat 51.97. 8.26kw SSE, 23° pitch + 0.59kw WSW vertical. Nissan Leaf plus Zappi charger and 2 x ASHP's. Givenergy 8.2 & 9.5 kWh batts, 2 x 3 kW ac inverters. Indra V2H . CoCharger Host, Interest in Ripple Energy & Abundance.
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