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Renewables: "talking 'bout my generation"

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  • Oscargrouch
    Oscargrouch Posts: 4,393 Forumite
    Part of the Furniture 1,000 Posts Name Dropper Photogenic
    edited 24 May 2012 at 10:22PM
    EricMears wrote: »
    Very similar to yesterday but slightly less generation : 25.1 Kwh.

    My readings appear to follow the trend-

    Mon 11.5
    Tue 18.7 :beer:
    Wed 14.5
    Thur 14.7

    Not bad for the system I have, as Eric stated in a previous post; 'better than ISA's':rotfl::j:T Lets hope that Friday brings the expected sunshine from 7:00 :A.
    2.5 kWp PV system, SSW facing, 45 Deg Roof. ABB Inverter, Monitor: 'Wattson'.
    Reg. for FIT Nov 2011. "It's not what you generate; it's how you use it that matters". One very clean Vauxhall Diesel Sri, £30.00 Road Tax: B)

    Definition of 'O's = kWh/kWp (kWh = your daily & accurate Generation figure) (kWp = the rated output of your PV Panels).
  • KevinG
    KevinG Posts: 2,086 Forumite
    Part of the Furniture 1,000 Posts Name Dropper
    If the weather carries on like this for the next 7 days, which it looks like it might, I should just scrape PVGIS for May, which is pretty amazing considering I was running at less than 50%. So far, since installation last June, November 2011 is the only month I haven't exceeded it (-11.7%). I am hopeful of an all-time record today (best day so far was 30 April).
    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.
  • John_Pierpoint
    John_Pierpoint Posts: 8,401 Forumite
    Part of the Furniture 1,000 Posts
    I am getting results similar to those cloudless days at the end of March.

    I think it is a mixture of the height of the sun relative to 30 degree roof, the SE orientation, dust on the panels(?), Misty mornings, London smog in the air and the higher panel temperatures.

    But today my 3.6 system, previously generating a sustained 2.9 at noon, has been over 3.0 kW for about 2.5 hours today so I am hoping for a record.

    Nothing like an easterly breeze for sending that carp hanging in the air over London, back were it belongs (Poisoning the people around LHR ?).
  • Oscargrouch
    Oscargrouch Posts: 4,393 Forumite
    Part of the Furniture 1,000 Posts Name Dropper Photogenic
    Wires not crossed for today, may have my best daily reading todate!
    Done 15.6 so far
    Best todate 18.7
    Currently knocking out 1.693kW
    If I continue like this I will have to invest in another Anorak:rotfl:
    2.5 kWp PV system, SSW facing, 45 Deg Roof. ABB Inverter, Monitor: 'Wattson'.
    Reg. for FIT Nov 2011. "It's not what you generate; it's how you use it that matters". One very clean Vauxhall Diesel Sri, £30.00 Road Tax: B)

    Definition of 'O's = kWh/kWp (kWh = your daily & accurate Generation figure) (kWp = the rated output of your PV Panels).
  • Oscargrouch
    Oscargrouch Posts: 4,393 Forumite
    Part of the Furniture 1,000 Posts Name Dropper Photogenic
    End of Day 18.2 in Sunny Northamptonshire. :)
    2.5 kWp PV system, SSW facing, 45 Deg Roof. ABB Inverter, Monitor: 'Wattson'.
    Reg. for FIT Nov 2011. "It's not what you generate; it's how you use it that matters". One very clean Vauxhall Diesel Sri, £30.00 Road Tax: B)

    Definition of 'O's = kWh/kWp (kWh = your daily & accurate Generation figure) (kWp = the rated output of your PV Panels).
  • GaryMo_2
    GaryMo_2 Posts: 116 Forumite
    Ninth Anniversary Combo Breaker
    edited 25 May 2012 at 10:49PM
    Record day for me in Manchester - 28.67kWh
    Previous four days haven't been too shabby either - 25.59kWh, 27.64kWh, 28.13kWh and 27.85kWh. A total of 137.88kWh for five days so hoping the next two days give more of the same for one excellent week of generation!

    Currently at 93% PVGIS for May, current generation figure 439.42kWh.
    16 x 250W JA Solar Panels (JAM6-60-250) : Fronius IG TL 3.6 Inverter : South Facing : 28 Degree Pitch : No Shading : Manchester M46
  • EricMears
    EricMears Posts: 3,305 Forumite
    Part of the Furniture 1,000 Posts Name Dropper
    27.03 Kwh here today.

    Noon peak was 3.25 Kwh - so still some haziness around but rather less than last couple of days. Generating from 5:30am til 8:45 pm (albeit not a lot at either end of that !)

    Still 4 weeks to go until Summer Solstice so hopefully 56 days that could all be better than today :T:T
    NE Derbyshire.4kWp S Facing 17.5deg slope (dormer roof).24kWh of Pylontech batteries with Lux controller BEV : Hyundai Ioniq5
  • albyota
    albyota Posts: 1,106 Forumite
    If this is any help to anyone,
    my system has now been operating for a year now, fitted May 18th 2011, its a 3.04kWp array, south facing 45 degree pitch, using 16 x Schott 190 Watt Mono panels, and an SMA SB3000TL-20 inverter, has generated a total of 3370kWh. (and another 20.08kWh today)
    makes a mockery of government SAP 2005 / 2009 / pvGis figures.
    There are three types of people in this world...those that can count ...and those that can't! ;)

    * The Bitterness of Low Quality is Long Remembered after the Sweetness of Low Price is Forgotten!
  • KevinG
    KevinG Posts: 2,086 Forumite
    Part of the Furniture 1,000 Posts Name Dropper
    KevinG wrote: »
    I am hopeful of an all-time record today (best day so far was 30 April).
    Very close but didn't quite beat 30 April. Obviously it was a lot warmer today which could be a factor.
    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.
  • Kernel_Sanders
    Kernel_Sanders Posts: 3,617 Forumite
    Part of the Furniture 1,000 Posts Combo Breaker
    edited 26 May 2012 at 12:02AM
    Tuesday's record comfortably beaten with 27.64 today.

    I think I heard on the forecast that there wouldn't be a cloud in the sky tomorrow, but I expect there might be one huge (but extremely thin) one instead :)
    I don't recall the power output getting much above 3kW due to ambient temperature, limited wind and a lack of cloud cover to cool the panels.
    I'm pretty sure that a lack of cloud cover would easily outweigh any benefit resulting from the cooling this would otherwise produce!
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