Last seen: Jul 25, 2025
By and large I agree, but I don't give the two (experiment and theory) equal weight. Given accurate enough experimental data, it always trumps theory,...
That's great, it's all I wanted to know, how you got to the number you used. Given there is no standard way to get it, using a number that produces sa...
What I am getting at and what in fact I said was that in effect it becomes a black box, in part because of the complexity of the overall design, but m...
Interesting, I will give it some thought. Python is good at automated data collection, and even a goon like me can write the code, given @derek-m's he...
For the umpteenth time, and for the avoidance of all doubt whatsoever and forever, I am not denigrating you. What I am doing is vigorously questioning...
@derek-m - I can't even begin to imagine how you put it all together. Thousands of cells, hundreds of formulae, some of which make my eyes pop: =IF(...
@derek-m - thanks.
A bit rum restricting comment. What I might consider constructive you might consider destructive. Never forget that free speech includes the right to ...
I still have Home Assistant on my system, and here is its version of the last month, showing OAT ('byte_09'), IAT ('MD02') and hourly trailing 24 ener...
@jamespa - OK, here are my calculated energy values and the Midea energy values for the same time frame as in the earlier chart plotted one above the ...
Don't feel bad about this, intellectual rigour is essential, and I would rather be corrected than wrong! I think I get your reasoning, especially wi...
Perhaps another way of putting it is this: yes, the heat loss will be marginally lower during a setback, and we could even at a stretch call that 'sav...
Latest Posts
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RE: Benefits of an extra horizontal loop for GSHP
It will improve performance, but by how much depends on...
By Brendon Uys , 2 hours ago
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Is this just haze or something more?
We clocked this article back in July from the BBC about...
By Mars , 4 hours ago
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RE: The good, the bad and the not that great – my heat pump installation
Said I would pop back with a update. Only Mr Jesus h...
By Burtis , 16 hours ago
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RE: No-code, plug-and-play monitoring for your heat pump
@cathoderay i will have to take a look at that, tbh as ...
By Grantmethestrength , 17 hours ago
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RE: Buffers, hot water and cooling
Thats presumably heat pump DT, what about radiator DT a...
By JamesPa , 17 hours ago
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RE: Who's your electricity provider and what's your tariff?
@chandykris Exactly the same here. We now have 13.5kWh ...
By Old_Scientist , 1 day ago
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Compressor and Evaporator Stratification
I have had a few issues with my Hitachi spilt heatpump ...
By trebor12345 , 1 day ago
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RE: Wood burner with ASHP - direct air?
This depends on the size of your wood burner and size/t...
By Lucia , 2 days ago
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RE: Difficult positioning of air source heat pump
@rikiarn It's a not a buffer it's a volumiser which is ...
By Lucia , 2 days ago
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RE: Is your heat pump insured?
To make things clear, lots of insurance companies cover...
By Lucia , 2 days ago
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RE: Boxt Heat Pump Installation Experience
@adrian any updates since installation? How is it perfo...
By Ashfp , 2 days ago
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RE: Say hello and introduce yourself
Hi @seatonian - Yes, I know Seaton, and I have the Nat...
By Transparent , 3 days ago
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@seatonian got your email. Will connect you with a reco...
By Mars , 4 days ago
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@downfield and @toddles, this isn’t in the settings cur...
By Mars , 6 days ago
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RE: Homely launched for Grant Aerona ASHP control
I haven't bought the Aerona Smart Controller (£700!) bu...
By Prunus , 6 days ago
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RE: Antifreeze top up for my heat pump - is this a rip off?
For the record, Grant supply ethylene glycol for their ...
By Prunus , 6 days ago
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RE: Compressor attempts start but fails - Nibe Fighter 2005 8kW
@skyefarmer amazing. Well done!
By Mars , 6 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
Ebac 5kw - Monobloc R32. Developed and made in UK - Mit...
By marcinwloch69@gmail.com , 1 week ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Just another thought - it might be worth thinking about...
By JamesPa , 1 week ago
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RE: BUS Grant: removal of all other fossil fuel heat sources
@rikiarn - just have a think as to how much it will cos...
By Transparent , 1 week ago
