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Last seen: Sep 22, 2026
My reading is this (others may disagree) There are currently no experimental results from which we can deduce any conclusions applicable generally, ...
@cathoderay Well they are interesting! The third period, when the heat pump was actually running, appears to show relatively little temperature ...
Thanks. So to check my understanding (please confirm if I have got it correct!): the modelled LWT is adjusted from its default value (set by an assum...
Sorry but you aren't looking at the data correctly, you need to multiply temp by time. To achieve the claimed 20% saving overall (and using the 10% ...
Its not the methodology, its the observations. There is as yet no explanation of how, during setback, you can (apparently) put ~20% less energy into ...
Can you elaborate on the second of these, Im not sure what the 'offset' is and where it is applied and what you define as 'correct'? Also what d...
I never said it did or that you did. All I did was comment on the utility of the data in relation to the question in the prevailing circumstance, nam...
I did indeed, and its still my view, but I had in mind a reasonably well adjusted system. In retrospect my thinking was a little muddled (perhaps I w...
Thanks, I will take some time to study them.
If I may comment, from a pure physics standpoint, I think its pretty much certain that the temperature of the intake air (which I think is what @catho...
Thanks I've had a scan and think I possibly understand what they are saying, but can you summarise what conclusions you draw as you know better ...
There is nothing troublesome about the results or analysis per se if the only interest is in your system in the particular circumstances of the experi...
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Degrees of Separation
Latest Posts
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RE: Cooling using an air to water heat pump
@jamespa thanks. im not used to being on a forum where...
By mrkfm , 18 minutes ago
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@jamespa Thanks. this is very helpful. It's actually t...
By mrkfm , 1 hour ago
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RE: Passiv Smart Thermostat - Help & Forum Support
Is there any expected time frame for an update to be ab...
By Singlespeed , 3 hours ago
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RE: Why are ASHP installs so expensive?
Posted by: @springswood I confess to becoming a litt...
By Rob of York , 4 hours ago
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Analysis of the economics of switching to an A2W ASHP compared to other heat sources
This post aims to analyse the economics of installing, ...
By Rob of York , 8 hours ago
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RE: Cooling with air to water heat pumps
@editor does that mean you have to have two separate ex...
By mrkfm , 23 hours ago
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RE: Starting Our Heat Pump Journey: 1962 build 3 bed detached house
Posted by: @ian-s Could always use the money saved o...
By Rob of York , 1 day ago
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Depends on what controls the pump! Thats the whole poi...
By JamesPa , 1 day ago
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The positive reviews keep coming in for Britain's Heat ...
By Mars , 2 days ago
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RE: Next steps on my ASHP journey: Radiators and Pipework
I have one of these fitted which also allows you to reg...
By Old_Scientist , 2 days ago
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RE: Recommendations in Ely (Cambs) area for Full setup checks on Nibe HP setup for House.
If they can't don't give up. Heat pumps are, in reali...
By JamesPa , 3 days ago
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RE: Missing flow temperature in Heat Geek proposal
Yes that's what would happen by turning down the lsv to...
By JamesPa , 3 days ago
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RE: Grant R290 DHW Cycle Interuption
It looks like some sort of short pre-run. The question...
By JamesPa , 3 days ago
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RE: Cascade System or larger single unit
@renewables345 I would say if it a new build it’s no mo...
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