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cathodeRay
cathodeRay
@cathoderay
Moderator
Famed Member
Joined: Feb 28, 2022
Last seen: Sep 7, 2026
Topics: 18 / Replies: 3012
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RE: Electricity price predictions

I found an announcement and a link here. This is a direct link to a PDF of the letter (link downloads the pdf). If neither of the above work, let ...

3 years ago
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RE: Do setbacks save energy without compromising comfort?

Not sure I agree with this, as the control period range spans almost all of the setback period range, meaning the extrapolation is small, and only app...

3 years ago
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RE: Do setbacks save energy without compromising comfort?

@jamespa - these may be of interest: plots of the periods at the end of the last heating season and the start of this heating season, when there were ...

3 years ago
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RE: Do setbacks save energy without compromising comfort?

I agree, and there is also the uptick at the left hand end very possibly due to declining COP as Set LWT increases. However, extrapolating beyond the ...

3 years ago
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RE: Do setbacks save energy without compromising comfort?

I do agree, how the the circulating pumps are treated for energy use is an unknown. I've been inclined to suppose they were part, maybe most, of the e...

3 years ago
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RE: Do setbacks save energy without compromising comfort?

The basic answer to this question (is there a vampire load and/or secondary heating source) is relatively straightforward. As far as I can tell, there...

3 years ago
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RE: Do setbacks save energy without compromising comfort?

I absolute do get it, and have done so for a time, but only with hindsight. At design/installation time the installer and I hadn't seen the Midea engi...

3 years ago
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RE: Do setbacks save energy without compromising comfort?

Not quite right: the available wall space was a significant constraint (no huge rads, allowing a lower LWT), but by using K3s and a high LWT, I could ...

3 years ago
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RE: Do setbacks save energy without compromising comfort?

@jamespa - all very interesting, with much to think about. The sun is shinning and I have other things to do today, but I will think about things as a...

3 years ago
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RE: Do setbacks save energy without compromising comfort?

I'm not sure I agree about the modelling, though I do 100% agree about more data. The R square values just tell us there is good correlation, which ca...

3 years ago
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RE: Do setbacks save energy without compromising comfort?

Welcome to the forum! By a curious coincidence, I used exactly the same quote back in the ancient mists of pre-history in this thread! This has b...

3 years ago
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RE: Do setbacks save energy without compromising comfort?

I said I thought I might have the answer, and I think on one level (though there are others), it is when you impose a return to baseline constraint ov...

3 years ago
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