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bontwoody
bontwoody
@bontwoody
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Noble Member
Joined: Mar 5, 2022
Last seen: Sep 17, 2025
Topics: 30 / Replies: 828
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RE: COP or Cost Per kWh

@majordennisbloodnok Thanks. I’ll happily take you up on that to save the need of running the python script. I’m in the middle of reading a statistics...

1 year ago
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RE: COP or Cost Per kWh

@majordennisbloodnok Think I might download some data and see how much statistics I can remember 🤣

1 year ago
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RE: COP or Cost Per kWh

@ivanopinion This was interesting and relevant

1 year ago
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RE: Two possible heat pump routes - how to evaluate them?

While what you say is true Brendon, I would agree with @johnmo,, that with a decent science background, research and a few practical diy skills, a suc...

1 year ago
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RE: 6 Red Flags to Avoid When Considering a Heat Pump Installation

@Ian Cruickshank We would need some more details to answers all your questions on heat pump size and pipe diameters, but it is possible to give you ...

1 year ago
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RE: Heat pump monitoring - what are you using?

@njt It’s certainly worth doing the sums as even if you use peak rate occasionally it still might not be economically sound to increase your battery s...

1 year ago
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RE: COP or Cost Per kWh

@majordennisbloodnok "They do allow comparisons and push for better design and practice but I rarely see conversations about COP and/or unit price ...

1 year ago
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RE: COP or Cost Per kWh

@johnmo Yes by COP I was really envisaging a stable COP rather than more instantaneous peaking. Ive noticed that overall COP is high on my heat pump w...

1 year ago
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RE: COP or Cost Per kWh

@old_scientist I agree entirely and much of the improvement I have been able to make on my system has been driven by good COP monitoring When I...

1 year ago
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RE: COP or Cost Per kWh

@majordennisbloodnok "I'm not entirely convinced by either metric. If cost is one's overriding concern - and for most people it will be - the only...

1 year ago
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Replies: 28
Views: 3915
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RE: Powerwall 3 - is it worth the outlay?

@johnmo You can also get the grant on health reasons. A friend of mine is immuno-suppressed and bought a wreck of a house (low EPC) so is eligible.

1 year ago
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