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cathodeRay
cathodeRay
@cathoderay
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Joined: Feb 28, 2022
Last seen: Oct 21, 2026
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Topics: 18 / Replies: 3075
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RE: Adding auto-adaption to a Midea heat pump controller

I agree your code is simple compared to that used in industrial controllers, but I am am trying to set up the simplest code that can achieve my aims, ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Adding auto-adaption to a Midea heat pump controller

Perhaps I am already over-complicating things. I certainly don't want an uncontrolled positive feedback loop that melts down my heat pump... ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Adding auto-adaption to a Midea heat pump controller

Good point - that's why I posted the code before running it, greater minds than mine can see the cracks and flaws. Maybe the key thing here is the che...

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Adding auto-adaption to a Midea heat pump controller

Spotted some typos, hence the three edits for the OP. There may be others...

3 years ago
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Air Source Heat Pumps (ASHPs)
Topic
Adding auto-adaption to a Midea heat pump controller
3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 12
Views: 5987
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RE: Heat pumps and on/off working - starting to quantify it

Those emoncms charts continue not to impress (at least for me). The colours are hard to distinguish (and I am not colour blind so far as I know) but e...

3 years ago
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Air Source Heat Pumps (ASHPs)
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RE: Real world connection to a heat pump over modbus

Part 2: Detailed Hardware Specification One of the problems that I had was that I was not familiar with the types of hardware I needed. I would know...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Real world connection to a heat pump over modbus

As long as we trust it as a valid reading, the modbus LWT is the LWT, ditto for the RWT and flow rate (all on the primary circuit side, as measured by...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Real world connection to a heat pump over modbus

Zooming in is again perhaps helpful. This is midnight to 2am last night, and although there is cycling, the average LWT does seem to be about 33 degre...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Real world connection to a heat pump over modbus

Yes, I have a PHE, but no buffer, standard Freedom Heat Pump setup. As we have since discovered, they don't know whether a PHE is a 'warranty requirem...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Real world connection to a heat pump over modbus

@derek-m - thanks, I have downloaded it and will see how I get on. I'm also going to tweak the WC curve a bit, probably start by lowering the right ha...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Real world connection to a heat pump over modbus

And the formulas - still trying to get my head round them, and I am no stranger to spreadsheets. It looks like you imported the data from the Midea...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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