Last seen: Sep 7, 2025
It was more design accident that design intent. Originally I was going to get a 16kW model, but a whole series of events led to a rush on Midea heat p...
Indeed. The apparent cycling seen at 4 degrees and below isn't modulating cycling, it's defrost cycles, and by doing them, the heat pump shoots itself...
I have just thought of a register that I know has a negative number: the left hand end of the WCC OAT is set to -4 degrees C. When I read it without a...
I think you have hit the nail on the head. Here is a read request to address 107 (OAT) in debug mode which also shows the actual response received: ...
I'm pretty sure it is my data, I posted it here on the forum not so long ago. The real world cycling varies a bit, but is typically around twice ...
Here is the actual Set LWT vs OAT (ambient temperature) for my heat pump for all available dates (late March 2023 to date, when running, always in WC ...
@jamespa - I'm planning to alternate setback plus recovery boost, ie the auto-adapt script, with periods of standard 24 hour running, building up roug...
Indeed. It is a very dynamic situation, with lots of variables constantly changing and interacting. At least with observed data, assuming it is accura...
I've scanned through the data I have, which although at first glance seems like it is a lot of data, it is in fact only five weeks or so at the end of...
You should be fine, they are not complex queries, with the csv file(s) becoming the tables you select from. The sql 'dialect' is sqlite, which, as you...
Correct, the actual measurements (upper plot) shows some cycling on the LHS, the model (lower plot) does not.
What I do is have the data in csv format, which I can then load into a text editor, such as Notepad++, and extract slices at will. I also use python's...
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