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bontwoody
bontwoody
@bontwoody
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Joined: Mar 5, 2022
Last seen: Aug 16, 2026
Profile Activity
Topics: 39 / Replies: 1016
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Reply
RE: Heat pump size advice – is 16kW overkill for this property?

@majordennisbloodnok Boom Boom!

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP - a few (probably dumb) questions about the lived experience

@jamespa Intuition and common sense are the enemy of reason, why do I keep forgetting that! 🙂 I look forward to running some more experiments when...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump size advice – is 16kW overkill for this property?

@deano Hi Dean, yes I did get the local interface working (Thanks for all your help). I went through it with the owner and the concepts of weather c...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Choice of heat pump - Help needed - Vaillant Arotherm versus Samsung versus Logic Air versus Grant Aerona

@editor dont you mean efficiency (not inefficiency) Mars? 🙂

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump size advice – is 16kW overkill for this property?

@editor Hi Mars, unfortunately I never got to find out. Despite my best efforts the neighbour could not get her head around how to set up weather comp...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP - a few (probably dumb) questions about the lived experience

@jamespaI must thank you for clearing up a misconception I was labouring under, the COP differential is as you say and much closer than I intuitively ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP - a few (probably dumb) questions about the lived experience

@jamespa ok you got me checking my maths. if the HP was drawing 0.5 kW for 24 hours with a COP of 6 then it would deliver 72 kWh and use 12kWh if...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP - a few (probably dumb) questions about the lived experience

@jamespa I think you have misinterpreted what I was saying. If the amount of heat energy delivered in both cases is the same, then as long as the elec...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP - a few (probably dumb) questions about the lived experience

@lickofpaint Hi. Although many people do run their heat pump 24/7 it’s not obligatory. It’s certainly the way to get the best COP but there is a tr...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: COP or Cost Per kWh

@derek-m I suppose it was unrealistic of me to expection production and customer prices to track each other. Just look at petrol prices 🙂

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: COP or Cost Per kWh

@majordennisbloodnok Hi, as you say carbon intensity is the best measure if you can use that. What really interests me is why the variation in correla...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: COP or Cost Per kWh

@ivanopinion @majordennisbloodnok So I managed to get a bigger slice of data from the 17/08/24 to 13/09/24 and the results are interesting. Overall...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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