Last seen: Aug 1, 2025
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, ...
Perhaps I am already over-complicating things. I certainly don't want an uncontrolled positive feedback loop that melts down my heat pump... ...
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...
Spotted some typos, hence the three edits for the OP. There may be others...
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...
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...
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...
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...
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...
@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...
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...
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