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cathodeRay
cathodeRay
@cathoderay
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Joined: Feb 28, 2022
Last seen: Aug 7, 2025
Profile Activity
Topics: 17 / Replies: 2074
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RE: ASHP decision: Should I or shouldn't I?

I'm sorry, but what may be obvious to you as the writer is not necessarily obvious to the reader. I took it to mean an all round cold start, not a col...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP decision: Should I or shouldn't I?

@marvinator80 - I was suggesting that "It was turned on at 6pm and from a cold start in -10 temperatures and dropping we had heat and hot water that e...

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

@minos - do you have access to historical data and charts on your controller/app or whatever you have? If so, you can look at the data and perhaps see...

2 years ago
Forum
Introductions, Forum Rules & Updates
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RE: My horrific Samsung heat pump installation and experience

@iancalderbank - thanks as ever for your helpful detailed response. I might yet cave in and end up using either ESP (electrical) or the emonHP systems...

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

I wonder if the numbers are the wrong way round? Perhaps should be 19/5 used, 37/15 delivered. Interesting to note that your tank temp drop behaviou...

2 years ago
Forum
Introductions, Forum Rules & Updates
Reply
RE: My horrific Samsung heat pump installation and experience

We may have covered this before, if so apologies: how do you get the DS18B20 data into your monitoring system? I rather suspect the answer is going to...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: My horrific Samsung heat pump installation and experience

I have been looking at these, but they are not easily integrated, so far as I can see, into a (and my) USB connected modbus wired system, because the ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP decision: Should I or shouldn't I?

You must have very long evenings! Or the house was already at near design temps despite it being -10 outside, or it is a very low heat loss house with...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP decision: Should I or shouldn't I?

Not at all! The real world is much more complicated, none or two or more patients might have died (it's a small sample; maybe all the relevant risk fa...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP decision: Should I or shouldn't I?

That's going back quite some time! I used to do little sketches to achieve the same thing. This allows me to introduce another of my pet concept...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP decision: Should I or shouldn't I?

I need to formulate (maybe even model?) what are currently rather vague thoughts about terminology, but what I am getting at is the idea that in days ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: ASHP decision: Should I or shouldn't I?

This raises, at least for me, some interesting questions. I don't get the modern obsession with modelling. When I was growing up, models were somethin...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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