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Renewables: "talking 'bout my generation"

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  • 2,073kwh Until I looked at grahamc2003 & kevinG post's I thought my system had broken (phew). Like you grahamc2003 my inverter dropped out.
    450kwh in August be lucky to make 300kwh for Sept I'am not far from you guys West Kent.
    4KW 20 E T panels 3.6tl sunny SMA inverter 3960kw system. 50/50 split. east/west. 27 deg roof:wave::wave:
  • KevinG
    KevinG Posts: 2,086 Forumite
    Part of the Furniture 1,000 Posts Name Dropper
    KevinG wrote: »
    From the sublime to the ... 0.81kWh. Yes, 0.81kWh. That is the worst day since 4th March.
    Actually a good illustration of sunlight vs daylight - two consecutive days so virtually the same length, one of continuous sunshine and one of continuous cloud and the sunny day generated over 13 times as much power.
    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: 15,382 Forumite
    Part of the Furniture 10,000 Posts Name Dropper Photogenic
    Looking for the bright side ...... my panels are really clean!

    Mart.
    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.
  • shafeeq
    shafeeq Posts: 973 Forumite
    Part of the Furniture 500 Posts
    Hi Last few days figures are

    Thurs 3.94, Friday 1.90, Saturday 7.99 and yesterday 2.93...
  • legoman62
    legoman62 Posts: 4,979 Forumite
    Part of the Furniture 1,000 Posts Name Dropper
    5.11kWh yesterday
    Today's weather forecast is dire.
    Nearly 10am, and its hardly light outside with heavy rain imminent:(
    16 Sanyo Hit 250s.4kWp SMA 3.8kWp inverter. SW roof. 28° pitch. Minimal shade. Nov 2011 install. Hybrid car. Ripple Kirk Hill. N.E Lincs Coast.
  • jimjames
    jimjames Posts: 18,662 Forumite
    Part of the Furniture 10,000 Posts Photogenic Name Dropper
    legoman62 wrote: »
    5.11kWh yesterday
    Today's weather forecast is dire.
    Nearly 10am, and its hardly light outside with heavy rain imminent:(

    1.6kWh yesterday. Forecast here for this afternoon is sun but no sign of it so far :(
    Remember the saying: if it looks too good to be true it almost certainly is.
  • Oscargrouch
    Oscargrouch Posts: 4,393 Forumite
    Part of the Furniture 1,000 Posts Name Dropper Photogenic
    edited 24 September 2012 at 8:51PM
    Hi Oscar,

    You self evidently have a system very similar to mine - what sort of mains voltages are being reported by your inverter?

    Martyn reports this as the maximum 0f the mains:

    My Aurora inverter has reported several mains readings of 254 & 255V ( plus some mysterious periods of suddenly generating nothing on the yellow graph)?

    Hi John,

    Slight delay in getting back to you; I would not believe any numbers the Aurora gives me. It is more 'economical with the truth' than a 'politician' is. Power One are supposed to be updating their inverters via sending their own engineers out as soon as they can figure out what is wrong with the firmware in them. They know they are incorrect and sometimes miss days completely - showing no gen. for the odd day here and there. The inverter records an average of 242 volts. Although the inverter is set for the correct date; the monitor gives it as being one day ahead, i.e. today registers as Tue 24th. (This was caused with Feb this year having 29 days.) Hence, to me, the whole Inverter - Monitor are just toys! :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).
  • shafeeq
    shafeeq Posts: 973 Forumite
    Part of the Furniture 500 Posts
    hi

    0.46 kwh today :( lowest figure so far
  • legoman62
    legoman62 Posts: 4,979 Forumite
    Part of the Furniture 1,000 Posts Name Dropper
    1.7kWh today.....seems like mid December:(
    No sun whatsoever!
    16 Sanyo Hit 250s.4kWp SMA 3.8kWp inverter. SW roof. 28° pitch. Minimal shade. Nov 2011 install. Hybrid car. Ripple Kirk Hill. N.E Lincs Coast.
  • Oscargrouch
    Oscargrouch Posts: 4,393 Forumite
    Part of the Furniture 1,000 Posts Name Dropper Photogenic
    edited 24 September 2012 at 8:53PM
    :jYesterdays reading:- 134.1 kWh: the highest yet:eek: If you want high readings, just take one every 16 days.:rotfl:
    Since yesterday 1.2kWh..:(
    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).
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