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@transparent
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Illustrious Member
Joined: Jan 20, 2022
Last seen: Sep 15, 2025
Profile Activity
Topics: 16 / Replies: 2460
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RE: Looking for a GSHP installer

I suggest you tackle the issue the other way around @jdee First explore the market and get an idea of what GSHP you'd like. Then contact the manufac...

3 years ago
Forum
Grounds Source Heat Pump (GSHPs)
Reply
RE: Anyone want to share costs on batteries?

So are you measuring that voltage with the cells still charging? Even if the PSU is disconnected, you will need to allow the cells to 'rest' for abo...

3 years ago
Forum
Energy Storage
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RE: Anyone want to share costs on batteries?

Do I assume that you're reading that 3.36v from the meter on front of the psu? That's not the cell voltage. The PSU voltage reading is defined such ...

3 years ago
Forum
Energy Storage
Reply
RE: Anyone want to share costs on batteries?

1. Is the power supply genuinely capable of delivering 10A? Or is it possibly a broad allusion to 10A, based on the rating of the components used insi...

3 years ago
Forum
Energy Storage
Reply
RE: Anyone want to share costs on batteries?

I wonder if I should change my advice on top-balancing. Should I recommend connecting the cells to the power-supply via an external/visible fuse? ...

3 years ago
Forum
Energy Storage
Reply
RE: Anyone want to share costs on batteries?

No... you're not an idiot. You did exactly the right thing by posting here. We need to keep the above dialogue intact here so that future DIY instal...

3 years ago
Forum
Energy Storage
Reply
RE: Anyone want to share costs on batteries?

On your earlier photos you had the flat-plate copper busbars connecting to the positive terminals of the cells, which were closest to the front edge o...

3 years ago
Forum
Energy Storage
Reply
RE: Anyone want to share costs on batteries?

You require Constant Voltage mode. You're bringing all cells up to the same 3.6v (or whatever you choose). Use a multimeter to see what's actually b...

3 years ago
Forum
Energy Storage
Reply
RE: Anyone want to share costs on batteries?

Low voltage and high current is typically a short-circuit. Have you got one or more of the cells reversed? The positive terminals should all be conn...

3 years ago
Forum
Energy Storage
Reply
RE: Electricity price predictions

It's meant to the other way around. Levelling Up is a policy which must be adhered to throughout all aspects of Government action: From the Levellin...

3 years ago
Forum
Electricity, Tariffs, Monitoring & Providers
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RE: Electricity price predictions

Valid point. Levelling Up is Government Policy. I have already alerted my MP to another aspect of Levelling Up which has been ignored/overlooked by ...

3 years ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Full reno of late \'60s monstrosity with lovely views.

I'm not sure that is a statutory requirement. When I installed my thermal store in a renovation project in 2005, Part L1b of the Building Regulation...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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