Last seen: Nov 16, 2025
@scrchngwsl - I started by looking at the regression. As I through habit like to see plots, I have done (a) a scatter plot with the regression line, (...
@scrchngwsl - very interesting, and very useful, to have an analysis done using a different approach that still nonetheless starts with the observed d...
Covered in my recent post (I'm not sure, don't have enough detailed data, but on balance, it looks random, but I don't know for certain). If/when I ha...
Will you please stop making insinuations that have no basis in fact. I have released all the all the raw/actual data for December in the zip file I po...
@derek-m - broadly, I think you have got it, apart from this paragraph: I am not sure where that comes from or what it does. Boiled down to its...
@iancalderbank - thanks - looking at the chart for days with minimal hot water use, it is almost always 10 degree drop per 24 hours, so I suppose with...
I agree, it does seem high, and I get reminded every time I see the DHW tank temp chart. It's the fairly common I think Telford Tempest Heat Pump mode...
Me too, but I fear it is a fact of life that modern DHW tanks aren't in fact that well insulated. Mine drops most days by about ten degrees, from 50 d...
On a positive note, something of a breakthrough on the energy in calculations, and the need for a 1.18 correction factor. Against expectations based o...
I do understand, and your thoughts are also very much in my mind. I have tried to operate restraint, but in my defence, I do have to say that within...
Well, that's all good then, it means you understand the effect you have on people. But I still don't understand why you don't want to verify (or oth...
Given your low confidence in and derision for my data, my calculations, my charting and my interpretations, I think it is best if I give you the raw d...
Latest Posts
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
@andrewj I hope members enjoyed reading my tale of t...
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@Batpred [/quote] "Thank you for sharing. I usually ...
By Bash , 10 hours ago
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RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?
@transparent, ooh, I'm going to go through the Retrofit...
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RE: Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
@hcas Just wondering if/where Ideal might be on your de...
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RE: Heat Pumps Without Grants: Would You Have Installed One & Will You Now?
I was discussing the same with the family and a friend ...
By ChandyKris , 18 hours ago
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RE: Renewables & Heat Pumps in the News
If the installer is a regular plumber or someone who is...
By JamesPa , 21 hours ago
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RE: Electricity price predictions
Erm... obtaining planning consent is rarely a problem f...
By Transparent , 21 hours ago
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RE: UFH downstairs and radiators upstairs balancing question
I wonder what the logic of this was, that will be the c...
By JamesPa , 1 day ago
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@judith I haven't noticed any noise myself yet, nor my ...
By Eliuccio , 2 days ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
Latest situation:Installer attended, couldn't get it wo...
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RE: Ecodan ASHP Low COP and Unstable Compressor Frequency
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RE: Bosch CS5800i 5kW - Experience So Far
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RE: Confusion over Octopus Tariffs
@agentgeorge I can’t recall when and the details but Co...
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RE: Who's your electricity provider and what's your tariff?
@technogeek Yep, the same here. Toodles.
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RE: Maximising Home Automation: Integrating Octopus Energy & More
Thank you and I agree most people can stay clear of net...
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RE: The Hidden Secret to a Successful Heat Pump: Pipe Size Matters
@jamespa Yes that post.
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RE: Faulty Clivet heat pump out of the box
@steveimpey glad you got it sorted and agreed- being ig...
By benson , 2 days ago
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RE: Help me keep the faith with my air source heat pump installation
@agentgeorge it has got 2, the other bleed screw is the...
By AdamK , 2 days ago
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I too felt the podcast was useful but think it could do...
By AndrewJ , 3 days ago
