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Last seen: Nov 12, 2023
I would see it like this: Before anything else, don't constrain yourself with just one point 9kW, there is a range from 6kW to 11kW that is close to...
As the flow temperature is degreased, the mean radiator temperature degreases, thus there is less heat transfer from the radiator to the air. As you c...
@jamespa if you are chasing the efficiency of on versus off running temperatures at the lowest output, then you better not have the radiators sized fo...
So that def means the WC should go lower flow temp at 15C outside, you can do that.
no, sorry, random internet guy
I hope you don't mind I've just used your newly installed system as an example whilst you were posting your own post. Initially I did question why y...
My opinion is that oversizing is not a problem until you let the heat pump run in weather compensation/automatically when the load is bellow minimum. ...
@jamespa I hope you will eventually get your own toy to play with in real time, so you can come to a conclusion based on facts rather than virtual dat...
a flock of sheep stacked around the house? any related clothing? wool knitted underwear is bliss
“Our heat pumps are also fitted with hydrophilic coated coils as standard which enable a more efficient defrost cycle as they prevent a large build up...
10% could be a real ballpark
2000 joules/m3 air/degree C
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RE: Plug and play solar. Thoughts?
Impressions so far from the one I've installed are that...
By EtchedPixels , 32 minutes ago
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@batpred The Daikin temperature probe protrudes from th...
By Toodles , 4 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor And as an occasional contributor, may I say wel...
By Toodles , 6 hours ago
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RE: Should Households Who Can Afford It Pay More for Energy to Help Those Who Can't?
They don't have to try. Our entire system is d...
By EtchedPixels , 6 hours ago
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RE: Why don't people choose heat pumps?
Fair enough. I guess I was thinking of pipes that run ...
By JamesPa , 7 hours ago
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RE: How Can I Prove Coal Was My Main Heating Source Without Receipts?
Got excepted for the grant now so thanks for the replie...
By Chilli304 , 11 hours ago
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Daikin Altherma 3 R F+W, room thermostat control, weath...
By JanHarley , 11 hours ago
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RE: Buffer tank on a 2 x 14kw Ecodan system
Pretty much as I had guessed in my crude scaling from m...
By JamesPa , 14 hours ago
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RE: Help me keep the faith with my air source heat pump installation
Well you have a vibration generator running at some fre...
By bobflux , 1 day ago
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RE: Who's your electricity provider and what's your tariff?
@downfield Thats a decent rate, I’m shocked they hadn...
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RE: Adventures in heat loss calculations
@toodles thanks! So as suspected, around a doubling of ...
By SusannaSaunders , 2 days ago
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Six books in three years and I think I’ve now covered j...
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RE: Grant Aerona3 13kw - Buffer Tank - Heating Journey
@heymikey Well done in achieving as nearer a match acro...
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