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Last seen: Sep 9, 2026
Another possibly (or possibly not) interesting insight. I have now changed (in the data file) the Set LWT during the non WC period to what it actually...
I have now determined that the 1800 run of the auto-adapt script yesterday somehow turned off the WCC, and put the heat pump into fixed flow temp mode...
"Which of those wins" - that is exactly the question that I am trying here to answer empirically. It is fair to say that a number of opinions have bee...
But we aren't trying to back fill the preceding valley, so to speak. Consider setbacks of varying lengths, let's say four hours and eight hours (set b...
This is absolutely the way to go, and the only way to get real world answers. Your sudden jump at 0700 (which I think may refer to 0600 to 0700, de...
@gary @newhouse87 - I don't have UFH or an off peak tariff, so my current strategy is a bit different. I do have a house with a high thermal mass for ...
Standard weather compensation doesn't work well with setbacks, the logic uses only the OAT and doesn't know the IAT is below what it should be. I di...
The latest 48 hours data, comparing last night's data with the night before: Note that yesterday (1700) I increased the default right hand en...
@derek-m - no problem, here they are (posted publicly in the interests of open data etc etc; the relevant column heads should be self explanatory eg a...
I agree, the setback is used to effect an on/off switch (and have said as much more than once!). Limiting the drop in IAT as you suggest is certainly ...
@derek-m - I agree, the IAT nadir was lower, but only by 0.5 degrees, and I think that is only part of the story, the other part being it is very wet ...
@abernyte - thanks. Here is the last 24 hours' data, also showing the previous 24 hours for comparison: For some reason, today's recovery is s...
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RE: Adventures in heat loss calculations
@cathoderay Most of the time our hot water heating r...
By Rob of York , 24 minutes ago
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Thank you @jamespa I really appreciate that, particu...
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RE: Tell us about your Solar (PV) setup
Our PV set-up has moved over time. Warning this is a sh...
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RE: Where heat loss surveys seem to go against practical reality
@cathoderay @jamespa I've managed to get some nice re...
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RE: 7kW EV Charger Options Advice
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RE: Problems with sizing a replacement for a Viessmann Vitocal 200-S
Iām really liking reading through this thread and the r...
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Thank you @trebor12345
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Panasonic Free Multi Z and Etherea Internal units.
My prospective installers have suggested the Panasonic ...
By Toodles , 2 days ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
Great. You just need to find a way of cranking up your...
By JamesPa , 2 days ago
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RE: Heat Pumps Without Grants: Would You Have Installed One & Will You Now?
We had two heat pumps installed without Govt funding. H...
By Rob of York , 2 days ago
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My Adapt is finally installed and running! Almost a yea...
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RE: Being screwed over by Volkswagen Audi Group
Thanks, @batpred. That integration is the one I have in...
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RE: How Accurate Is My DIY Heat Loss Calculation?
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