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ChickenBig
@chickenbig
Member
Honorable Member
2307 kWhs
Joined: Apr 3, 2022
Last seen: Apr 23, 2024
Profile Activity
Topics: 10 / Replies: 276
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RE: Delivering a smart and secure electricity system: government consultation

This will come across as judgemental, but having looked at the tariff data accessibility document I can't help but see design-by-committee. I could go...

4 days ago
Forum
Government Schemes, Regulations & Organisations
Reply
RE: New Fogstar 15.5kWh upright solution

Indeed, for LiFePO4 batteries voltage is a poor proxy for SoC except at 0% (2.5V per cell) and 100% (3.65V per cell). This is why, after briefly think...

3 weeks ago
Forum
Energy Storage
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RE: New Fogstar 15.5kWh upright solution

I think might be of interest to you. Effectively the lithium shutdown voltages are controlled by BMS SoC *and* detected voltages. Yes it is very much...

3 weeks ago
Forum
Energy Storage
Reply
RE: New Fogstar 15.5kWh upright solution

One possibility that has just occurred to me is that the battery to inverter communication may be unreliable. When the battery is charged from mains w...

3 weeks ago
Forum
Energy Storage
Reply
RE: PAS_63100_2024 - BSI guidance on BESS (battery energy storage systems) in dwellings

I an eFixx video about solar string isolation which attributed about 49% of fire incidents to DC isolators. See page 20. I think older solar isolator...

3 weeks ago
Forum
Energy Storage
Reply
RE: PAS_63100_2024 - BSI guidance on BESS (battery energy storage systems) in dwellings

:-/ It is a shame that the open standard references other standards which are closed. I don't think I can justify spending > £400 for the bed-time ...

3 weeks ago
Forum
Energy Storage
Reply
RE: Air Source Heat Pump Policies – MCS Planning Standards

I've responded to this consultation. In particular Q 51 invites a free-form response on heat pump installation (albeit being quite vague about which a...

1 month ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Why Your MCS-Certified Installer Might Not Be As Competent As You Think

I thought I'd chip in with some musings by Richard Erskine (of "Insulate Britain! Yes, but by how much?" fame/infamy) from 9th March 2022 where he bel...

1 month ago
Forum
Government Schemes, Regulations & Organisations
Reply
RE: Anyone installed a 12kw Samsung gen7 that is 0.07 over the permitted development rules?

Were you able to find (comprehensive) performance numbers for the Arotherm Plus heat pumps? The best I could find was the technical data from the inst...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Electricity price predictions

What did the supplier promise to the consumer? Cheaper rate from midnight (local time)? This division of the day into 48 buckets with a deterministic ...

2 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: National Grid consultation on upgrading etc

Vehicle-to-grid or vehicle-to-load as mandatory for new EVs and chargers? 🙂 At the very least the more wealthy (those with EVs and their own chargin...

2 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Electricity price predictions

Sorry about my side-tracking. Isn't this the crux of the issue of why energy companies do not upload tariffs into the smart meter? The smart meter wou...

2 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
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