
Last seen: Sep 9, 2025
We continue to live in interesting times. Some energy in results in kWh from the last 2 hour periods: PS I see forum clock is still on GMT. Th...
@derek-m - here are the results: 60 x 10A, 240V: all simple spreadsheet calcs give correct answer, 2.4 kWH, python integration methods (np.trapz, sc...
Ah, got it, will do and report back.
Difficult to make that happen, I don't have direct control over the current. I do however have the external heat pump dedicated kWh meter which reads ...
Jumping in rather over my depth, I did find two ways* of calculating the integral, one via a spreadsheet formula and the other by using an online calc...
I have been trying different ways of calculating energy in to compare the results. I have taken an hour when the heat pump was running in a fairly ...
Another major problem for me is that HA can and in my experience does corrupt its database. You can, with a lot of hard work, recover the data, but th...
That's the clue, I think most if not all HA aficionados have a background in software/computing, and so already think like HA does, and so take natura...
@cashback - very interesting. If you haven't come across them, two other threads have info on all this: Home Alone with Home Assistant (previously A...
More high jinks with Highcharts JS. I have now got zooming working. Here is the minute data for energy out parameters (LWT, RWT and flow rate, plus am...
@gorm - thanks for the link. I am sure you are right, it is a Midea clone, the images all look familiar, and the modbus register values for the ones I...
@gorm - thanks, maybe, post it or a link to it here anyway, if you can, more grist to the mill.
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RE: COP is not the only measure of efficiency
@toodles Your use case is indeed very different to mine...
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