Last seen: Apr 23, 2024
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...
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...
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...
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...
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...
:-/ 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 ...
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...
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...
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...
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 ...
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...
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...
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Latest Posts
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RE: SCOP and seasonal variations
@graeme You may find the following link of use.
By Derek M , 30 mins ago
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RE: New Fogstar 15.5kWh upright solution
Sunsynk not the best in my experience. Poor software, l...
By HughF , 3 hours ago
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RE: Issues with Vaillant connectivity via the MyCONNECT gateway
@drew-pa Thanks - Yes, it is the MyCONNECT gateway (VR...
By dr_dongle , 7 hours ago
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RE: Jokes and fun posts about heat pumps and renewables
Recent advances in AI are stunning. I enabled 'facial...
By Transparent , 7 hours ago
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RE: Maximising Savings: Navigating My First Year with Octopus Energy and Heat Pump Running Costs
@allyfish Having been on Agile tariff again for several...
By Toodles , 22 hours ago
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RE: Gas Combi to ASHP - Making sense of survey results and proposal.
An annual gas use figure of 13000kWh, as long as you ar...
By HarriUp , 24 hours ago
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RE: Say hello and introduce yourself
@dr_dongle Living as we do on a hill, one side of our p...
By Toodles , 1 day ago
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RE: Fossil Fuel Fired Heating v Heat Pump?
Another aspect was the DHW heating; the coal fire in th...
By Toodles , 1 day ago
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In an ideal world a heat pump unit would contain two co...
By Derek M , 2 days ago
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RE: ASHP Advice: High Temperature vs. Low Temperature Heat Pump For Microbore
@jamespa I fully agree with James that a HT heat pump...
By Derek M , 2 days ago
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RE: Installing your own ASHP - DIY
@tomasmcguinness Have you been able to perform any sani...
By IanMK13 , 2 days ago
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RE: Viessmann Vitocal 250-A in the UK
For reference, I have a 10 kWh Viessmann 151-A installe...
By GC61 , 2 days ago
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RE: Vaillant Arotherm Settings for New Installation
@drew-pa Ah thanks. Good to know I dont have a misconce...
By bontwoody , 2 days ago
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RE: Aira Heat Pump: Stylish Scandinavian Heating
On the whole marketing claims vs reality on performance...
By GunboatDiplomat , 2 days ago
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RE: Microbore Central Heating Plumbing, will it be a barrier / pain?
@mattc All the existing (designed for T50) radiators ar...
By IanMK13 , 3 days ago
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The temporary fix has reconnected about 60% of users, a...
By Abernyte , 3 days ago
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RE: What is Wrong with our Heat Pump Installation?
Having to run the heat pump during the summer for DHW s...
By Toodles , 3 days ago
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Interesting heat pumps installations
Thought it would be cool to share photos of interesting...
By Mars , 3 days ago
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RE: Massive Electricity Cost for Running My Air Source Heat Pump
@allyfish In fairness installer has replied stra...
By Holts , 3 days ago
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Latest Topics
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By Graeme 4 hours ago
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Interesting heat pumps installations
By Mars 3 days ago
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What is Wrong with our Heat Pump Installation?
By Mars 4 days ago
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Fossil Fuel Fired Heating v Heat Pump?
By Toodles 4 days ago
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Viessmann Vitocal 250-A in the UK
By treehugger 6 days ago
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By HUBB84 1 week ago