Last seen: Nov 19, 2025
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...
@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...
@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...
@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...
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...
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...
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 ...
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...
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...
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...
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 ...
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...
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RE: DHW heat loss through pumps.
Morning, and thanks for all the replies. I suppose it'...
By ngillam , 1 hour ago
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RE: Heat Pumps Without Grants: Would You Have Installed One & Will You Now?
It makes sense the gov will need to shift taxes from el...
By Batpred , 8 hours ago
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RE: Do Heat Pumps need to start up at Full Power?
@toodles That certainly doesn't look optimal, does it? ...
By Steelbadger , 9 hours ago
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RE: Electricity price predictions
Would 'foreign investment funds' always translate to fo...
By Batpred , 9 hours ago
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RE: Renewables & Heat Pumps in the News
I cannot stop thinking... what sort of Air con unit cos...
By Batpred , 10 hours ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
And the saga continues… So today a Senior Grant Engin...
By Crimson , 14 hours ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
The problem comes only if you can't turn the ft down su...
By JamesPa , 15 hours ago
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RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?
@jamespa Yes, the OAT sensor is situated on the back pa...
By Toodles , 17 hours ago
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RE: Ecodan ASHP Low COP and Unstable Compressor Frequency
Just to clarify, returning water from UFH is colder tha...
By lukewarmbath , 17 hours ago
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RE: 10kw heat pump run in 24*7 data?
A different heat pump (Midea 14kW) but a stark reminder...
By cathodeRay , 17 hours ago
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From what I see, the work to upgrade the cable, etc all...
By Batpred , 17 hours ago
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RE: Confusion over Octopus Tariffs
That's sounds great. I have no ASHP, but 15kwh storage....
By Batpred , 18 hours ago
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RE: Solis S6-EH1P8K-L-PLUS – Why I Chose It and What I’ve Learned So Far
Locked environments are difficult to manage, it also me...
By Batpred , 18 hours ago
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RE: Has anyone seen this problem before? Huge anticycling times
Hi all, I had a 15kw installed 3 weeks ago. The past we...
By jamesh , 23 hours ago
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Adia Therma - 'autopilot for heat pumps'
Thought I'd pop this one in here as the Adia proposal a...
By seatonian , 2 days ago
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RE: Mitsubishi Ecodan R290 10kW performance
Don't know answer to final question. Your contract p...
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RE: New Fogstar 15.5kWh upright solution
Ah, it seems PACE BMS are easy to source on AliExpress,...
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RE: Vaillant water pressure gauge vs Analogue gauge
@jamespa Agreed I don't feel concerned about this, espe...
By jeegnesh , 2 days ago
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RE: Gov wants to alter our FIT contracts from rpi to cpi
The consultation is just part of the normal process for...
By Jeff , 2 days ago

