Last seen: Jul 27, 2025
@jamespa - I'll DM you the entire raw csv data files (minute and hour and 24 hour) from day one to date, with some notes on what's what.
I know the feeling! I have all sorts of files in various places. The data I have just posted comes from the raw csv data file, I just copied the 2025 ...
Here it is, 2025 year to date, csv format, column headings as before:
Basically, all agreed, apart from the above. As I posted earlier, 80% of homes are still on standard variable tariffs, and of the 20% who aren't, most...
I can at least clear this one up! They are related, but not the same. Confirmation bias is in effect seeing in results what you already believe to be ...
Possibly. Or possibly not. We still don't have a cast iron empirical methodology that all can accept as giving a definitive answer, robust enough to t...
I'm still on the case, collecting data, but the last 48 hours has been 'interesting', given the wide variation in OAT, the significant drops in IAT du...
Sounds like good progress!
Like @jamespa, I completely agree, it is the basis on which my empirical heat loss assessments are based, which have been covered in many posts. But i...
It's possible the extra noise makes them appear to be from the same population (they're samples from population(s), not the entire population) when yo...
Latest Posts
-
RE: No-code, plug-and-play monitoring for your heat pump
By Grantmethestrength , 17 hours ago
-
@eliuccio good to hear you’re happy with the install. A...
By Mars , 1 day ago
-
RE: Is this just haze or something more?
I am not a scientist nor a meteorologist and I know the...
By Toodles , 2 days ago
-
RE: Benefits of an extra horizontal loop for GSHP
It will improve performance, but by how much depends on...
By Brendon Uys , 2 days ago
-
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 , 3 days ago
-
RE: Buffers, hot water and cooling
Thats presumably heat pump DT, what about radiator DT a...
By JamesPa , 3 days ago
-
RE: Who's your electricity provider and what's your tariff?
@chandykris Exactly the same here. We now have 13.5kWh ...
By Old_Scientist , 3 days ago
-
Compressor and Evaporator Stratification
I have had a few issues with my Hitachi spilt heatpump ...
By trebor12345 , 3 days ago
-
RE: Wood burner with ASHP - direct air?
This depends on the size of your wood burner and size/t...
By Lucia , 4 days ago
-
RE: Difficult positioning of air source heat pump
@rikiarn It's a not a buffer it's a volumiser which is ...
By Lucia , 4 days ago
-
RE: Is your heat pump insured?
To make things clear, lots of insurance companies cover...
By Lucia , 4 days ago
-
RE: Boxt Heat Pump Installation Experience
@adrian any updates since installation? How is it perfo...
By Ashfp , 4 days ago
-
RE: Say hello and introduce yourself
Hi @seatonian - Yes, I know Seaton, and I have the Nat...
By Transparent , 5 days ago
-
@seatonian got your email. Will connect you with a reco...
By Mars , 6 days ago
-
@downfield and @toddles, this isn’t in the settings cur...
By Mars , 1 week ago
-
RE: Homely launched for Grant Aerona ASHP control
I haven't bought the Aerona Smart Controller (£700!) bu...
By Prunus , 1 week ago
-
RE: Antifreeze top up for my heat pump - is this a rip off?
For the record, Grant supply ethylene glycol for their ...
By Prunus , 1 week ago
-
RE: Compressor attempts start but fails - Nibe Fighter 2005 8kW
@skyefarmer amazing. Well done!
By Mars , 1 week ago
-
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
-
RE: Is a Valliant Inline 6kW heater a BUS buster?
Just another thought - it might be worth thinking about...
By JamesPa , 1 week ago
