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CIRCLE WITH A DOT

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Brilliant news!

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solar
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  • po3mah@mastodon.socialP po3mah@mastodon.social

    @sheddi @Edent OMG this things are cheaper every day. When I bough it 3 yrs ago, it was 700€ for 800Wp WITHOUT a battery, now you get it with 2kWh battery for the same price...

    po3mah@mastodon.socialP This user is from outside of this forum
    po3mah@mastodon.socialP This user is from outside of this forum
    po3mah@mastodon.social
    wrote last edited by
    #58

    @sheddi @Edent And for doubters: I doubted it too.
    Then I bought 2 panels + micro inverter and generated 800kWh per year.
    Even a back-pocket country like ours (Slo.) allows it without any special permit (600W grid output max., no selling).
    But beware: this is an entry drug. When you taste it, you will want more.

    1 Reply Last reply
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    • raymaccarthy@mastodon.ieR raymaccarthy@mastodon.ie

      @Edent
      Better to have batteries too or your solar can't be used at night or during power cuts.

      Solar UPS systems have been sold for years and legal everywhere. They have an MPPT controller to charge the LiFePO4 batteries, an inverter to give 230V AC from the 12V to 48V nominal batteries and a mains charger to recharge the batteries if not enough sun.
      Can be used to "move" cheap night time electricity to daytime in winter.

      Far better than simply feeding solar power to the grid. This is a sop.

      edent@mastodon.socialE This user is from outside of this forum
      edent@mastodon.socialE This user is from outside of this forum
      edent@mastodon.social
      wrote last edited by
      #59

      @raymaccarthy
      What do you mean "a sop"?

      Balcony solar works really well in Germany. Even without a battery, this will offset people's energy costs by letting them use solar in the day.

      raymaccarthy@mastodon.ieR 2 Replies Last reply
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      • edent@mastodon.socialE edent@mastodon.social

        @raymaccarthy
        What do you mean "a sop"?

        Balcony solar works really well in Germany. Even without a battery, this will offset people's energy costs by letting them use solar in the day.

        raymaccarthy@mastodon.ieR This user is from outside of this forum
        raymaccarthy@mastodon.ieR This user is from outside of this forum
        raymaccarthy@mastodon.ie
        wrote last edited by
        #60

        @Edent
        Because Solar UPS doesn't need this "law change".
        The LiFePO4 (unlike Lithium Ion) are safe and maybe 10 to 20 years life.
        It's short sighted and a rubbish system to have no batteries.
        There is less than 1/10th solar in Dec/Jan compared to Jun/Jul. Adding batteries means cheaper winter daytime electricity and typically 10 hours backup for vital stuff in Jan/Dec to indefinate during the summer.
        Also many of the plug in cheap micro-inverters are poor quality & high radio interference

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        • phoerious@mastodon.socialP phoerious@mastodon.social

          @Edent @OneInterestingFact Plug-in solar is usually not enough that feeding into the grid is actually worth it (mostly depends on how many forms you have to fill, but you are usually also not paid enough). The main reason you want to have a solar panel on your balcony is to cover your own consumption. Add battery storage to it and you can be quite independent of the grid for a large part of the year.

          oneinterestingfact@mastodon.ieO This user is from outside of this forum
          oneinterestingfact@mastodon.ieO This user is from outside of this forum
          oneinterestingfact@mastodon.ie
          wrote last edited by
          #61

          @phoerious @Edent
          The devil is, as usual, in the detail. If every smart meter is automatically configured to measure export then maybe we have a winner.
          If you don't get paid for energy put into the grid then balcony solar looks like an expensive way to make very small savings for those who don't have a way to shift consumption to the middle of the day or to store the energy they would have exported.
          Adding a battery to my existing 4.4kW(p) PV system would have saved <£70 last year. Not viable.

          phoerious@mastodon.socialP edent@mastodon.socialE 2 Replies Last reply
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          • oneinterestingfact@mastodon.ieO oneinterestingfact@mastodon.ie

            @Edent

            If I'm reading this correctly this allows consumers to feed solar into the grid. Do they get paid for doing it or is it just a case of if the sun's shining you might want to put your washing on?

            wolf_baginski@meow.socialW This user is from outside of this forum
            wolf_baginski@meow.socialW This user is from outside of this forum
            wolf_baginski@meow.social
            wrote last edited by
            #62

            @OneInterestingFact @Edent

            Detail to check — the circuit breaker protecting the socket you plug in to.

            Black-box Inverter between solar panels and socket gives safety.

            UPS battery-boxes on solar-panel side of inverter can be used to store excess energy. Off-peak mains might be used to top-up those batteries hut there are AC <—> DC energy losses. USB outputs on these batteries can feed useful lights, tablets, and mobile phones.

            I think I have all this right, but CHECK.

            Reports from USA suggest fossil-fuel lobbying of legislators is happening there. Be alert! Britain needs lerts.

            1 Reply Last reply
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            • oneinterestingfact@mastodon.ieO oneinterestingfact@mastodon.ie

              @Edent

              If I'm reading this correctly this allows consumers to feed solar into the grid. Do they get paid for doing it or is it just a case of if the sun's shining you might want to put your washing on?

              photo55@mastodon.socialP This user is from outside of this forum
              photo55@mastodon.socialP This user is from outside of this forum
              photo55@mastodon.social
              wrote last edited by
              #63

              @OneInterestingFact @Edent
              With 800Wp of panels this isn't a very important factor.
              With a solar diverter to an immersion heater, even less so - make hot water.
              With a battery even less less so. The amount of energy escaping is going to be trivial.

              But I think generally the expectation is that you just plug it in and use it.
              #solar #balcony #electricity

              oneinterestingfact@mastodon.ieO 1 Reply Last reply
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              • edent@mastodon.socialE edent@mastodon.social

                Brilliant news! The UK's Labour Government are going to make "plug in solar" legal.

                Grab some panels from Lidl, hang them off your balcony or out your window, plug them in to your mains. Done!

                Link Preview Image
                Government to go "further and faster" in becoming energy secure

                The Energy Secretary outlines measures to protect consumers and make Britain energy secure.

                favicon

                GOV.UK (www.gov.uk)

                #Solar

                jmorris@social.kernel.orgJ This user is from outside of this forum
                jmorris@social.kernel.orgJ This user is from outside of this forum
                jmorris@social.kernel.org
                wrote last edited by
                #64
                @Edent Temu entered the chat.
                1 Reply Last reply
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                • fishidwardrobe@mastodon.me.ukF fishidwardrobe@mastodon.me.uk

                  @Edent excellent news if it turns out they don't screw it up.

                  but.

                  "plug it into your mains"? really? how does that work?

                  edit: even if it does work — how would i know it was doing anything?

                  edit^2: the relevant search term here is "G98". i'm still very confused what the hell this is, but it is a thing, in some areas.

                  photo55@mastodon.socialP This user is from outside of this forum
                  photo55@mastodon.socialP This user is from outside of this forum
                  photo55@mastodon.social
                  wrote last edited by
                  #65

                  @fishidwardrobe @Edent
                  3 pin plug!
                  Potential for danger, but empirically it has remained potential.

                  1 Reply Last reply
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                  • edent@mastodon.socialE edent@mastodon.social

                    @raymaccarthy
                    What do you mean "a sop"?

                    Balcony solar works really well in Germany. Even without a battery, this will offset people's energy costs by letting them use solar in the day.

                    raymaccarthy@mastodon.ieR This user is from outside of this forum
                    raymaccarthy@mastodon.ieR This user is from outside of this forum
                    raymaccarthy@mastodon.ie
                    wrote last edited by
                    #66

                    @Edent
                    I've halved our electricity bill and have the 12 panels on two shed roofs.
                    No contractor or law change needed because it's Solar UPS. No power fed to grid.
                    two systems: Bluetti & their proprietary batteries and Victron with a generic battery (both LiFePO4),.
                    Runs 3 freezers, fridge, internet/pcs, TV, satellite & some lights.
                    We'd save more with a smart meter as we then could charge at cheap night rate and use that during the day. Solar only is only good for the summer and no security.

                    1 Reply Last reply
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                    • khleedril@cyberplace.socialK khleedril@cyberplace.social

                      @Edent That's great. We could do with plug-in battery packs too.

                      photo55@mastodon.socialP This user is from outside of this forum
                      photo55@mastodon.socialP This user is from outside of this forum
                      photo55@mastodon.social
                      wrote last edited by
                      #67

                      @khleedril
                      Many exist.

                      1 Reply Last reply
                      0
                      • edent@mastodon.socialE edent@mastodon.social

                        @inpc because the grid was originally designed to support electricity flowing in one direction.

                        It's a bit like asking why it's illegal to connect your sewage pipe back into the mains. It wasn't designed for that and it carries risks.

                        Thankfully, the grid is mostly upgraded and can now handle energy flowing in both directions.

                        photo55@mastodon.socialP This user is from outside of this forum
                        photo55@mastodon.socialP This user is from outside of this forum
                        photo55@mastodon.social
                        wrote last edited by
                        #68

                        Well, it is AC.

                        1 Reply Last reply
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                        • christo_459@mastodon.me.ukC christo_459@mastodon.me.uk

                          @Edent
                          Not if you live on a listed residential estate

                          photo55@mastodon.socialP This user is from outside of this forum
                          photo55@mastodon.socialP This user is from outside of this forum
                          photo55@mastodon.social
                          wrote last edited by
                          #69

                          @Christo_459 Do you have an unlisted garden hut?

                          1 Reply Last reply
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                          • oneinterestingfact@mastodon.ieO oneinterestingfact@mastodon.ie

                            @phoerious @Edent
                            The devil is, as usual, in the detail. If every smart meter is automatically configured to measure export then maybe we have a winner.
                            If you don't get paid for energy put into the grid then balcony solar looks like an expensive way to make very small savings for those who don't have a way to shift consumption to the middle of the day or to store the energy they would have exported.
                            Adding a battery to my existing 4.4kW(p) PV system would have saved <£70 last year. Not viable.

                            phoerious@mastodon.socialP This user is from outside of this forum
                            phoerious@mastodon.socialP This user is from outside of this forum
                            phoerious@mastodon.social
                            wrote last edited by
                            #70

                            @OneInterestingFact @Edent Ideally, you use the battery to store your own solar production over the day to use in the evening. If your panels cannot fill the entire battery, you fill the rest with cheap energy from the grid (requires a variable energy tariff, of course). Such a setup should usually amortise within a few years. But 4.4kWp is already quite massive. That's not a plug-in panel for your balcony I suppose.

                            oneinterestingfact@mastodon.ieO 1 Reply Last reply
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                            • oneinterestingfact@mastodon.ieO oneinterestingfact@mastodon.ie

                              @phoerious @Edent
                              The devil is, as usual, in the detail. If every smart meter is automatically configured to measure export then maybe we have a winner.
                              If you don't get paid for energy put into the grid then balcony solar looks like an expensive way to make very small savings for those who don't have a way to shift consumption to the middle of the day or to store the energy they would have exported.
                              Adding a battery to my existing 4.4kW(p) PV system would have saved <£70 last year. Not viable.

                              edent@mastodon.socialE This user is from outside of this forum
                              edent@mastodon.socialE This user is from outside of this forum
                              edent@mastodon.social
                              wrote last edited by
                              #71

                              @OneInterestingFact @phoerious
                              Yes, every smart meter in the UK can measure export. I've done it on several smart meters. You'll need to tell your energy company so they can pay you correctly.

                              1 Reply Last reply
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                              • photo55@mastodon.socialP photo55@mastodon.social

                                @OneInterestingFact @Edent
                                With 800Wp of panels this isn't a very important factor.
                                With a solar diverter to an immersion heater, even less so - make hot water.
                                With a battery even less less so. The amount of energy escaping is going to be trivial.

                                But I think generally the expectation is that you just plug it in and use it.
                                #solar #balcony #electricity

                                oneinterestingfact@mastodon.ieO This user is from outside of this forum
                                oneinterestingfact@mastodon.ieO This user is from outside of this forum
                                oneinterestingfact@mastodon.ie
                                wrote last edited by
                                #72

                                @Photo55 @Edent

                                Bear in mind that a large proportion of homes don't have stored hot water and that a standard immersion heater is 3kW.

                                sean@mastodon.me.ukS annehargreaves@ioc.exchangeA 2 Replies Last reply
                                0
                                • edent@mastodon.socialE edent@mastodon.social

                                  Brilliant news! The UK's Labour Government are going to make "plug in solar" legal.

                                  Grab some panels from Lidl, hang them off your balcony or out your window, plug them in to your mains. Done!

                                  Link Preview Image
                                  Government to go "further and faster" in becoming energy secure

                                  The Energy Secretary outlines measures to protect consumers and make Britain energy secure.

                                  favicon

                                  GOV.UK (www.gov.uk)

                                  #Solar

                                  photo55@mastodon.socialP This user is from outside of this forum
                                  photo55@mastodon.socialP This user is from outside of this forum
                                  photo55@mastodon.social
                                  wrote last edited by
                                  #73

                                  @Edent it doesn't say when, which is important.
                                  I do wonder though how likely anyone will now be to take action against someone who hangs panels on a balcony or wall.
                                  Not very, I'd think.
                                  #balconysolar

                                  edent@mastodon.socialE 1 Reply Last reply
                                  0
                                  • edent@mastodon.socialE edent@mastodon.social

                                    Brilliant news! The UK's Labour Government are going to make "plug in solar" legal.

                                    Grab some panels from Lidl, hang them off your balcony or out your window, plug them in to your mains. Done!

                                    Link Preview Image
                                    Government to go "further and faster" in becoming energy secure

                                    The Energy Secretary outlines measures to protect consumers and make Britain energy secure.

                                    favicon

                                    GOV.UK (www.gov.uk)

                                    #Solar

                                    raymaccarthy@mastodon.ieR This user is from outside of this forum
                                    raymaccarthy@mastodon.ieR This user is from outside of this forum
                                    raymaccarthy@mastodon.ie
                                    wrote last edited by
                                    #74

                                    @Edent
                                    A subsidy, plus mandatory Solar + batteries on all new buildings.
                                    Add to bus shelters, bicycle shelters, car parks etc.

                                    This encourages poor quality solutions and changes nothing.

                                    edent@mastodon.socialE 1 Reply Last reply
                                    0
                                    • photo55@mastodon.socialP photo55@mastodon.social

                                      @Edent it doesn't say when, which is important.
                                      I do wonder though how likely anyone will now be to take action against someone who hangs panels on a balcony or wall.
                                      Not very, I'd think.
                                      #balconysolar

                                      edent@mastodon.socialE This user is from outside of this forum
                                      edent@mastodon.socialE This user is from outside of this forum
                                      edent@mastodon.social
                                      wrote last edited by
                                      #75

                                      @Photo55 it literally says they're consulting now.

                                      The action wouldn't be against hanging a panel (although their could be some health and safety things if not tied down). It's about making sure that the things are electrically safe.

                                      1 Reply Last reply
                                      0
                                      • raymaccarthy@mastodon.ieR raymaccarthy@mastodon.ie

                                        @Edent
                                        A subsidy, plus mandatory Solar + batteries on all new buildings.
                                        Add to bus shelters, bicycle shelters, car parks etc.

                                        This encourages poor quality solutions and changes nothing.

                                        edent@mastodon.socialE This user is from outside of this forum
                                        edent@mastodon.socialE This user is from outside of this forum
                                        edent@mastodon.social
                                        wrote last edited by
                                        #76

                                        @raymaccarthy you do know the UK hugely subsidises solar, right?

                                        And that new-builds will have solar by default. That's already law.

                                        Link Preview Image
                                        Rooftop solar for new builds to save people money

                                        New homeowners stand to benefit from rooftop solar and cheaper bills, with the Future Homes Standard being published this Autumn.

                                        favicon

                                        GOV.UK (www.gov.uk)

                                        I've got to ask, why are you such a doomer about this good news?

                                        raymaccarthy@mastodon.ieR matthewcroughan@social.defenestrate.itM 2 Replies Last reply
                                        0
                                        • balkonsolar@freiburg.socialB balkonsolar@freiburg.social

                                          @sheddi @Edent Don’t buy them at LIDL. Please not.

                                          wolf_baginski@meow.socialW This user is from outside of this forum
                                          wolf_baginski@meow.socialW This user is from outside of this forum
                                          wolf_baginski@meow.social
                                          wrote last edited by
                                          #77

                                          @balkonsolar @sheddi @Edent

                                          I am wary of ANY supermarket for stuff which needs support available in the long term. Not wearing out as aging, over 4 or 5 years, but failing next year.

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