Last seen: Jul 23, 2025
Having boldly stated my heat pump flow rate is effectively fixed, I thought I had better actually check! It seems it pretty much is, most of the time....
Good points, but I think, at least on a Midea unit, that behaviour is hard wired into the controller. I don't think there is (and am not surprised tha...
@derek-m - I think you need to restart the meds, right now!
Pray tell, what is this magical this?
Having tidied up and double checked my data, here is the last 48 hours, perhaps a useful illustration of how ruinous cold outdoor air temps and associ...
@jamespa - I'm not having a good day today! I have just noticed there were two copies of the minute data script running from about 1350 today, meaning...
@jamespa - I've decided to keep the raw minute data as it is, all corrections (the 1.18 for all derived/calculated energy in kWh and COP values) will ...
I'm not sure I like the tone here! Seriously though, data is data, and while it has some known and correctable flaws eg the energy in as calculated fr...
It's actually left or right, because we have the axes the other way round, I put degree minutes on the x axis as to my mind it is the predictor variab...
During, in effect we cross-posted, your post appearing first, but I didn't see it until after i had posted. Also note the typo correction.
@jamespa - interesting! I have made a small change, changed the degree minute calculation from (IAT -OAT) to (baseline - OAT) with a baseline of 15.5,...
@jamespa - and here's the data:
Latest Posts
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RE: Is your heat pump insured?
... and incorrect given the wording you quote. I bet t...
By JamesPa , 15 minutes ago
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RE: Who's your electricity provider and what's your tariff?
@old_scientist Cosy has been providing us with all our ...
By Toodles , 19 minutes ago
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RE: Difficult positioning of air source heat pump
@rikiarn Delighted to hear that the install went wel...
By JamesPa , 1 hour ago
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RE: Boxt Heat Pump Installation Experience
@adrian any updates since installation? How is it perfo...
By Ashfp , 5 hours ago
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Benefits of an extra horizontal loop for GSHP
Hello everyone, We're in the process of installin...
By thewiseoldbird , 23 hours ago
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RE: Say hello and introduce yourself
Hi @seatonian - Yes, I know Seaton, and I have the Nat...
By Transparent , 1 day ago
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RE: Buffers, hot water and cooling
The principal reason that heat pumps have minimum flow ...
By JamesPa , 1 day ago
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@seatonian got your email. Will connect you with a reco...
By Mars , 2 days ago
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RE: Wood burner with ASHP - direct air?
I love the new fully Viking look... best personal avata...
By Mars , 2 days ago
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RE: No-code, plug-and-play monitoring for your heat pump
I think I have found “The One!” Waveshare ESP32-S3-POE-...
By Grantmethestrength , 3 days ago
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@downfield and @toddles, this isn’t in the settings cur...
By Mars , 4 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 , 4 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 , 4 days ago
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RE: Compressor attempts start but fails - Nibe Fighter 2005 8kW
@skyefarmer amazing. Well done!
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?
Ebac 5kw - Monobloc R32. Developed and made in UK - Mit...
By marcinwloch69@gmail.com , 6 days 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 , 6 days 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 , 7 days ago
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Don't do much digging around.That's best left to the pr...
By Transparent , 7 days ago
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Hi all, I was wondering if anyone had an idea of how th...
By Wh0am3ye , 1 week ago
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RE: EBAC re-entering the ASHP market in 2023
@toodles confirm i have Ebac 5kw ASAP + homely and it w...
By marcinwloch69@gmail.com , 1 week ago
