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cathodeRay
cathodeRay
@cathoderay
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Illustrious Member
Joined: Feb 28, 2022
Last seen: Sep 24, 2025
Profile Activity
Topics: 17 / Replies: 2173
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RE: Do setbacks save energy without compromising comfort?

(a) this is in fact something of an unknown. The external kWh meter reads all energy going in to the heat pump, and as both circulating pumps are supp...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Do setbacks save energy without compromising comfort?

@jamespa is using my data, meaning I can explain how the setbacks are done, and the other factors involved: (1) my system is always on weather compe...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Do setbacks save energy without compromising comfort?

I agree, and I hope you will agree that this is what beneficial collaboration can achieve, which I think it is fair to say is still happening here, de...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Do setbacks save energy without compromising comfort?

@jamespa - I have no doubt at all in my mind that you are a fair and good-natured person, based on what I have seen on this forum. You have also genui...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Do setbacks save energy without compromising comfort?

No one likes being told they come across as being patronising and arrogant, all the more so if they really are that way. I wrote that earlier remark (...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Do setbacks save energy without compromising comfort?

There is a difference between what in medicine we call clinical significance and statistical significance (which is boils down to a test of how likely...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Do setbacks save energy without compromising comfort?

@sunandair - I am very aware that at times @jamepa and @derek-m can come across as patronising self-appointed experts who know it all, and the rest of...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Do setbacks save energy without compromising comfort?

The latest analysis by @jamespa of my Midea data (see recent posts in this thread) suggests the savings may be higher, around 20%, for a six hour over...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Say hello and introduce yourself

It isn't 'very simple', but for systems that have a modbus interface, it is very possible to get a lot of data. Here is the last two days data from my...

2 years ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: Do setbacks save energy without compromising comfort?

@jamespa - I am continuing to collect data, which will only apply to my compromised ungeneralisable setup in the conditions in which it was collected,...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Do setbacks save energy without compromising comfort?

@kev-m - I think you may be onto something, an average hiding detail. Here's a zoom in on three defrosts over a two hour period on a recent cold morni...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Do setbacks save energy without compromising comfort?

I have not taken it as a personal attack on me, instead I am trying emphatically to say that constantly pointing out the obvious increases the noise a...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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