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Illustrious Member
Joined: Jan 20, 2022
Last seen: Aug 6, 2025
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Topics: 16 / Replies: 2423
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RE: DIY solar upgrade - Considering adding more panels

Regardless of who's worked on that mains supply to your house @david999 it is the property of your DNO.They will want to know what's happened and to b...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: DIY solar upgrade - Considering adding more panels

@david999 - Irrespective of the number of other lights also connected to that 6A MCB, if it's tripping only when the chandelier is getting hot then it...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: DIY solar upgrade - Considering adding more panels

Yes, we can come to loading factors and wind-lift later. That's substantially down to the choice of mounting rails and the rafters which the roof-br...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: DIY solar upgrade - Considering adding more panels

A standard wire-wound transformer will be at least 90% efficient, even if the coils have been hand-wound by a blind-man with three fingers missing. ...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: DIY solar upgrade - Considering adding more panels

Great questions @bretix and extremely wide in their scope.We will have to explore these avenues in a number of steps because there's not enough hours...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: DIY solar upgrade - Considering adding more panels

Is the transformer just that?... converting 240v AC to 12v AC? Or is it an 'electronic transformer'?... a switched-mode power supply in a plastic bo...

12 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Locational electricity pricing

Erm @toodles the 'Head of Markets' title is what Ms Dykta has been called whilst still working for NG ESO.It's reasonably accurate, and matches the ro...

12 months ago
Forum
Government Schemes, Regulations, Planning & Organisations
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RE: Neighbourhood Battery Storage

To some extent, yes. Anyone supplying energy to others requires a licence to do so, even if they're just a local non-profit Community Interest Company...

12 months ago
Forum
Energy Storage
Reply
RE: Locational electricity pricing

This is going to be a problem with NESO recruiting staff from the commercial sector (National Grid).They are probably unaware of how ingrained is that...

12 months ago
Forum
Government Schemes, Regulations, Planning & Organisations
Reply
RE: Neighbourhood Battery Storage

Givenergy had a visit from Ed Miliband MP in March'24.He was presumably doing his homework in advance of an election being called. When looking at C...

12 months ago
Forum
Energy Storage
Reply
RE: Locational electricity pricing

I think we're agreed on that point @johnmo Hydrogen produced from surplus renewable-generation is therefore a good example of a Locational Storage ...

12 months ago
Forum
Government Schemes, Regulations, Planning & Organisations
Reply
RE: Locational electricity pricing

'They' are no longer Ministers and civil servants creating policies in Whitehall. 'They' are the Directors and senior management of the National Ene...

12 months ago
Forum
Government Schemes, Regulations, Planning & Organisations
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