Last seen: Aug 29, 2025
Welcome to the forum! By a curious coincidence, I used exactly the same quote back in the ancient mists of pre-history in this thread! This has b...
I said I thought I might have the answer, and I think on one level (though there are others), it is when you impose a return to baseline constraint ov...
Methodology note (only read if this interests you!): how to get the regression coefficient CIs in LibreOffice Calc This needs a work around. You...
@jamespa - I am digesting your latest comment but while I am doing that, there is a question I have been meaning to ask for a while, the answer to whi...
It varies, because of my auto-adaption script, which provides the recovery boost. However, much of the time it is 56 @ -4 / 34 @ 15. When the actual I...
I think that is a very reasonable statement of aims. Set out what we do know (plus any caveats) and let folks decide for themselves. I've now got ri...
I do, and I know why you are concerned about the constant's size relative to the output variable range! It seems like it is do-able in R. Crude p...
I looked for them but could find them, such notions are beyond the simple spreadsheets I have. I am sure they can be done in python or R, but I would ...
We cross-posted, as I said, it's all in the zip file I have just posted, sor by ambient to get the extremes. I am not sure looking at the most extreme...
I thought we were 'all agreed' that we 'all set our own comfort parameters' (desired IAT, how fast the recovery does or doesn't happen etc). The requi...
Not quite true, I chose the periods I did because they had some extremes, though not many, a reflection of the fact I have only been collecting data f...
None of them. They are all provisional. In an ideal world, the latest one will be the best approximation. I am not sure Jame has suggested any 's...
Latest Posts
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RE: How Do I Know When the Hot Water Has Run Out?
@grahamf Personally I would consider bypassing one of t...
By JamesPa , 1 hour ago
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RE: What crazy nonsense are inverter limits and why are they imposed?
No I'm not mining anything @drei but I am doing R&...
By Transparent , 2 hours ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
Yes, the 'global warming potential' GWP of R32 is quote...
By Temperature_Gradient , 2 hours ago
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RE: Rodents! A word of warning for heat pump owners
Wasps caused frequent tripping of my lighting circuit a...
By JamesPa , 2 hours ago
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This is one of my biggest bugbears these days, how AI d...
By cathodeRay , 3 hours ago
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RE: Midea ASHP – how to set weather compensation
@pash44pump - @jamespa has anticipated my next steps bu...
By cathodeRay , 4 hours ago
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RE: Electricity price predictions
The gas standing charge went up as some of the network ...
By Jeff , 17 hours ago
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RE: Ecodan & MelCloud scheduling
Yes, the 2 are separate. To add to the complex desig...
By HCas , 2 days ago
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I should clarify that the FoxESS web interface is not l...
By Old_Scientist , 2 days ago
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RE: Mitsu Wireless Controller and MelCloud
@robs Hi Rob, At the end of a note to Mitsu UK, thank...
By DavidAlgarve , 3 days ago
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RE: Why so many sigenergi installer recommendations?
@adamk Tesla is a great option, it’s also one we instal...
By SAEnergy , 3 days ago
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RE: Flexi-Orb Heat Pump Scheme: A Game-Changer for the UK's Heat Pump Industry
As a potential heat pump customer, it would be good to ...
By Temperature_Gradient , 4 days ago
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RE: Octopus replacing the fixed 15p/kWh export rate with a market tracking one
@trbob I have just extracted the details for Agile Expo...
By Toodles , 4 days ago
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RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
The Ultimate Guide to Heat Pumps is less than a month a...
By Mars , 4 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor Hi Mars, We have just installed a Grant Aerona...
By GrahamF , 5 days ago
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RE: Sanity check please. Battery storage and inverter sizing.
There are MCS guidelines about how close to the edge/ri...
By Old_Scientist , 5 days ago
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RE: Balancing financial efficiency and comfort using the Octopus Cosy tariff
I estimated our usage on the following basis. The mos...
By Old_Scientist , 5 days ago
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@editor Something changed in this last 12 months, they ...
By ASHP-BOBBA , 6 days ago
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RE: Does anyone have experience of a smart water meter?
Just to give a sense of scale, I've used the CCW water ...
By Majordennisbloodnok , 1 week ago
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RE: Powerwall 3 or Myenergi or something else?
We have a Tesla Powerwall 3, recently installed, so I m...
By Old_Scientist , 1 week ago
