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Renewables: "talking 'bout my generation"

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Comments

  • Oscargrouch
    Oscargrouch Posts: 4,393 Forumite
    Part of the Furniture 1,000 Posts Name Dropper Photogenic
    edited 28 December 2017 at 10:23AM
    legoman62 wrote: »
    Not here:mad: 0.25 O's today:D
    Just need 25 O's by Jan 1st to equal last years worst total:eek::eek:
    I had to use Wattson for the best guestimate as my Gen Meter only records 1/10 of a kWh. So today...0.085 O's...:mad:..coffee.gif
    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).
  • 0.37 O's yesterday.
    3.96 kWp System, SSE Facing, 30 Degree Pitch, 12 x 330W BenQ Panels, Solar Edge Inverter, Lincoln, Lincolnshire. Installed 26th May 2015.
  • What better place to share something my geek side gets overjoyed with than with you folks!

    Here's my optimum generation day for the worst time of year - a gorgeous sunny day today.

    E-W install with a bit of an offset (hence the much lower peak when sun is warming the western side of my roof) - you can practially picture the sun going across the sky!

    a 0.95 O's for me today, a new record in generation (5.2kWh) (can't wait to see these numbers go up - best part of a november 30th install!), and I just went over my PVGIS target today.

    Still generating now, but it wont' be much addition to above.

    dWArNyl.png
    5.41 kWp System, E-W. Installed Nov 2017
    Lux + 3 x US2000B + 2 x US3000C battery storage. Installed Mar 2020.
  • tunnel
    tunnel Posts: 2,601 Forumite
    Part of the Furniture 1,000 Posts Combo Breaker
    SSW hit me another 2.2 O's, for accuracy my total today over the 3 systems was 1.25 O's so still a happy chappy.
    Just wish it could be this sunny in summer instead of the deepest part of winter!!5148.gif
    2 kWp SEbE , 2kWp SSW & 2.5kWp NWbW.....in sunny North Derbyshire17.7kWh Givenergy battery added(for the power hungry kids)
  • Oscargrouch
    Oscargrouch Posts: 4,393 Forumite
    Part of the Furniture 1,000 Posts Name Dropper Photogenic
    tunnel wrote: »
    SSW hit me another 2.2 O's, for accuracy my total today over the 3 systems was 1.25 O's so still a happy chappy.
    Just wish it could be this sunny in summer instead of the deepest part of winter!!5148.gif
    Most of the white *hity stuff has now gone off the panels; better than yesterdays result; just...0.32 O's...:)...coffee.gif
    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).
  • Martyn1981
    Martyn1981 Posts: 15,477 Forumite
    Part of the Furniture 10,000 Posts Name Dropper Photogenic
    chamelion wrote: »
    What better place to share something my geek side gets overjoyed with than with you folks!

    Here's my optimum generation day for the worst time of year - a gorgeous sunny day today.

    E-W install with a bit of an offset (hence the much lower peak when sun is warming the western side of my roof) - you can practially picture the sun going across the sky!

    a 0.95 O's for me today, a new record in generation (5.2kWh) (can't wait to see these numbers go up - best part of a november 30th install!), and I just went over my PVGIS target today.

    Still generating now, but it wont' be much addition to above.

    dWArNyl.png

    That's really cool. I don't have a visual for mine, but that's what I see in my head from the generation monitor readings. And with more E than W PV, I also have a one sided 'curve'.

    As the sun gets higher, the mid day dip will be removed as the sun will be able to see all the panels, so expect a peak rather than a trough at midday (1pm BST).

    Gen here was 5.8kWh my first 1O+ since the 1st of December.

    3kWh's from Dec target, but a lot of grey and rain on the way.
    Mart. Cardiff. 8.72 kWp PV systems (2.12 SSW 4.6 ESE & 2.0 WNW). 28kWh 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.
  • Crowmann
    Crowmann Posts: 136 Forumite
    chamelion wrote: »
    What better place to share something my geek side gets overjoyed with than with you folks!

    Here's my optimum generation day for the worst time of year - a gorgeous sunny day today.

    E-W install with a bit of an offset (hence the much lower peak when sun is warming the western side of my roof) - you can practially picture the sun going across the sky!

    a 0.95 O's for me today, a new record in generation (5.2kWh) (can't wait to see these numbers go up - best part of a november 30th install!), and I just went over my PVGIS target today.

    Still generating now, but it wont' be much addition to above.

    dWArNyl.png

    I would be troubled by those numbers - asuming you have had a sunny day all day as we have here your larger system has 5.2kwh where as ours 13.9 kwh.

    How so?
    16 265w panels South facing, 45 degrees, West Norfolk.
  • Martyn1981
    Martyn1981 Posts: 15,477 Forumite
    Part of the Furniture 10,000 Posts Name Dropper Photogenic
    Crowmann wrote: »
    I would be troubled by those numbers - asuming you have had a sunny day all day as we have here your larger system has 5.2kwh where as ours 13.9 kwh.

    How so?

    Hiya, yours is south facing, steep pitched, so winter optimized.

    E, W & E/W lose out considerably at these times of the year as the sun rises in the SE and sets in the SW, and when it's highest at midday, it doesn't 'see' any E/W panels directly.
    Mart. Cardiff. 8.72 kWp PV systems (2.12 SSW 4.6 ESE & 2.0 WNW). 28kWh 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.
  • legoman62
    legoman62 Posts: 5,057 Forumite
    Part of the Furniture 1,000 Posts Name Dropper
    1.1 O's here today:j best day for a while:D
    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.
  • Martyn1981 wrote: »
    Hiya, yours is south facing, steep pitched, so winter optimized.

    E, W & E/W lose out considerably at these times of the year as the sun rises in the SE and sets in the SW, and when it's highest at midday, it doesn't 'see' any E/W panels directly.

    ^^ precisely that. i'm also rotated approx 15 degrees clockwise so get much more direct sun in the a.m. on east facing, much less so in the p.m. on my west facing - hence different peaks.
    5.41 kWp System, E-W. Installed Nov 2017
    Lux + 3 x US2000B + 2 x US3000C battery storage. Installed Mar 2020.
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