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cathodeRay
cathodeRay
@cathoderay
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Joined: Feb 28, 2022
Last seen: Sep 2, 2025
Topics: 17 / Replies: 2083
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RE: Do setbacks save energy without compromising comfort?

@jamespa - I'm not having a good day today! I have just noticed there were two copies of the minute data script running from about 1350 today, meaning...

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

@jamespa - I've decided to keep the raw minute data as it is, all corrections (the 1.18 for all derived/calculated energy in kWh and COP values) will ...

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

I'm not sure I like the tone here! Seriously though, data is data, and while it has some known and correctable flaws eg the energy in as calculated fr...

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

It's actually left or right, because we have the axes the other way round, I put degree minutes on the x axis as to my mind it is the predictor variab...

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

During, in effect we cross-posted, your post appearing first, but I didn't see it until after i had posted. Also note the typo correction.

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

@jamespa - interesting! I have made a small change, changed the degree minute calculation from (IAT -OAT) to (baseline - OAT) with a baseline of 15.5,...

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

Can and will do. I'll post the minute data for the last two weeks shortly. The calculations I have explained before but I expect that signal may have ...

2 years ago
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RE: Optimising ecodan ASHP

There certainly are discrepancies, but I am fortunate that for the energy in I can measure them, as I have an external heat pump dedicated kWh meter. ...

2 years ago
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RE: Optimising ecodan ASHP

For sure, that is the gold standard, but you can get some Ecodan data, see posts by @kev-m, though obviously it comes, like my data from a Midea unit,...

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

I do have the data, as you know, all you have to do is ask! According to my Mark 1 Eyeball Aggregator, the IAT was on average about one degree less ...

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

Sorry if you were confused, it is entirely my fault, I was looking at one image (last week) and had posted another (last 48 hours). The last week look...

2 years ago
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