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Renewables: "talking 'bout my generation"

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Comments

  • Hi All,

    Very new to both forums and off grid. We just moved into a house that is completely off grid and foolishly I never researched this first! So I have zero understanding of what we have technically but I will list below what I know and maybe someone can point us into a better direction to improve things!

    We have a wind turbine which is great, but often we need to use the generator as our crappy old 6 solar panels do very little, and they are on a shaded west facing roof, which makes no sense as we have a massive S facing roof capable of holding 12 plus panels, so this is where I think things can be improved!

    We have use around 300 watts ph, based on Fridge/freezer and our water is a pumped system and is quite energy greedy! We have moved to a gas kettle and have oil fired heating!

    Wind turbine 2.5 kw (work really wells except in easterly wind as it’s blocked by a building)
    1000 amp hour battery Deep Cycle batteries (I think these are L16) 2v x 24 units
    2x Out back inverters with a mate2 setup
    8 kw Stephill diesel generator
    6 rather old solar panels

    Please don’t bombard me with Tecno stuff, I am just learning, but any help would be greatly appreciated
  • 1961Nick
    1961Nick Posts: 2,107 Forumite
    Tenth Anniversary 1,000 Posts Name Dropper
    Hi All,

    Very new to both forums and off grid. We just moved into a house that is completely off grid and foolishly I never researched this first! So I have zero understanding of what we have technically but I will list below what I know and maybe someone can point us into a better direction to improve things!

    We have a wind turbine which is great, but often we need to use the generator as our crappy old 6 solar panels do very little, and they are on a shaded west facing roof, which makes no sense as we have a massive S facing roof capable of holding 12 plus panels, so this is where I think things can be improved!

    We have use around 300 watts ph, based on Fridge/freezer and our water is a pumped system and is quite energy greedy! We have moved to a gas kettle and have oil fired heating!

    Wind turbine 2.5 kw (work really wells except in easterly wind as it’s blocked by a building)
    1000 amp hour battery Deep Cycle batteries (I think these are L16) 2v x 24 units
    2x Out back inverters with a mate2 setup
    8 kw Stephill diesel generator
    6 rather old solar panels

    Please don’t bombard me with Tecno stuff, I am just learning, but any help would be greatly appreciated

    Firstly, this sounds like an really interesting set up you have there. As it's likely to be an ongoing discussion, it would be better if you started a new thread.

    The lack of a decent solar contribution is something that really needs addressing over the next couple of months. An array of 12 x 360w panels would make a big difference Feb through to October & would consign the generator to back up duties for at least 6 months of the year.

    I don't know anything about deep cycle batteries but there are some experts on here to guide you.

    Good luck.:cool:
    4kWp (black/black) - Sofar Inverter - SSE(141°) - 30° pitch - North Lincs
    Installed June 2013 - PVGIS = 3400
    Sofar ME3000SP Inverter & 5 x Pylontech US2000B Plus & 3 x US2000C Batteries - 19.2kWh
  • 1961Nick
    1961Nick Posts: 2,107 Forumite
    Tenth Anniversary 1,000 Posts Name Dropper
    Best day of the month yesterday...

    0.33 O's
    4kWp (black/black) - Sofar Inverter - SSE(141°) - 30° pitch - North Lincs
    Installed June 2013 - PVGIS = 3400
    Sofar ME3000SP Inverter & 5 x Pylontech US2000B Plus & 3 x US2000C Batteries - 19.2kWh
  • 0.54 O yesterday. Today is already better thanks to an hour of sun this morning but the rain has looked set since noon,
    Proud member of the wokerati, though I don't eat tofu.Home is where my books are.Solar PV 5.2kWp system, SE facing, >1% shading, installed March 2019.Mortgage free July 2023
  • Coastalwatch
    Coastalwatch Posts: 3,608 Forumite
    Seventh Anniversary 1,000 Posts Name Dropper
    That's a whole 50% better than here, 0.24! Tomorrow looks better, though.:)
    Well we trebled yesterdays output by recording 0.75 O's today. That makes us a whole O for the month so far!:D
    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.
  • legoman62
    legoman62 Posts: 5,000 Forumite
    Part of the Furniture 1,000 Posts Name Dropper
    0.45 O's here today... and lots of rain:eek:
    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
    legoman62 wrote: »
    0.45 O's here today... and lots of rain:eek:
    Lots of rain here as well..:mad: Over the last 5 days an average of 1.688 O's per day; today just managed 0.76 O's.. no exciting times on the horizon either...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).
  • 1.12 O yesterday, there was actual sun for an hour! Rain for the rest of the day though..
    Proud member of the wokerati, though I don't eat tofu.Home is where my books are.Solar PV 5.2kWp system, SE facing, >1% shading, installed March 2019.Mortgage free July 2023
  • Coastalwatch
    Coastalwatch Posts: 3,608 Forumite
    Seventh Anniversary 1,000 Posts Name Dropper
    Sunshine today and 2.1 O's this added to the single O from the first two days almost takes us on par with pvgis for November.:) Early days yet!
    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.
  • 1.6 O today.
    Proud member of the wokerati, though I don't eat tofu.Home is where my books are.Solar PV 5.2kWp system, SE facing, >1% shading, installed March 2019.Mortgage free July 2023
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