Last seen: Jul 20, 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: Buffers, hot water and cooling
It is very unlikely to break, but of course it just mig...
By JamesPa , 16 hours ago
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@downfield and @toddles, this isn’t in the settings cur...
By Mars , 16 hours 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 , 20 hours 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 , 21 hours ago
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RE: Compressor attempts start but fails - Nibe Fighter 2005 8kW
@skyefarmer amazing. Well done!
By Mars , 1 day ago
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RE: Wood burner with ASHP - direct air?
@sune is ideal to answer this, but I think he's on vaca...
By Mars , 2 days ago
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RE: Say hello and introduce yourself
Hi @topher - you might be interested to see this very r...
By Transparent , 2 days ago
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RE: No-code, plug-and-play monitoring for your heat pump
We've got a svenar heat pump controller en route and lo...
By benson , 3 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 , 3 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...
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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 , 4 days ago
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Don't do much digging around.That's best left to the pr...
By Transparent , 4 days ago
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Hi all, I was wondering if anyone had an idea of how th...
By Wh0am3ye , 4 days 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 , 4 days ago
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RE: Compute heat loss from energy used
@jamespa Ebac must be similar to Mitsubishi as they buy...
By marcinwloch69@gmail.com , 4 days ago
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@pie_eater I have been thinking of adding cooling to my...
By TechnoGeek , 6 days ago
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RE: Victorian Semi Retrofit / Extension ASHP and UFH Advice
Agree, but you may have a hard time convincing them, as...
By JamesPa , 1 week ago
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RE: Seal the Deal: Don't Let Your Heat Pump Leak Energy
Hi - fyi - there's a dead image link in the 'Optimal In...
By seatonian , 1 week ago
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RE: Ripped Off: How UK Homeowners Are Paying Gas Prices for Wind Energy
@chandykris Horses and beggars…. 😉 Toodles.
By Toodles , 1 week ago
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RE: Cleaning up after gas meter removed
@agentgeorge Likewise in the loft space; we have 300mm ...
By Toodles , 1 week ago
