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Last seen: Dec 1, 2022
I recently had the first annual service on my ASHP system and the engineer asked why I had the system set up using the compensation curve. Having chat...
It does make a difference yes. Although it did cost around £10k to install (part of a wider refurbishment) when you factor in everything. So at the en...
This is the compensation curve settings I have settled on for the moment. This is giving me a constant 22ºC downstairs (using UFH) and 19/20ºC upstair...
@rann1888 Hi, I too have a 14kW Ecodan installed and just for comparison, yesterday which was approx 5º ambient outside, the pump used 30kWh for hea...
I have similar although slightly reduced usage (593kWh) and I've been running 21º - 22º room temp 24/7. So you can assume to be running a similar COP....
If any of your neighbours have the same design/model of bungalow/property you are in a great position to test alternative setups to see which performs...
From my own personal experience (although I am no expert) I found that with the two options: 1. Lowering the room temps at night and raising them in...
If you're happy to keep the indoor temp set at a constant value throughout the day/night, weather compensation alone seems to be more than up to the j...
For reference here are a couple of charts which show how the ASHP was operating using the two different methods. Blue is outside temp, red is flow t...
I’ve managed to gather data for a couple of six day periods where the average outside temp was 11ºC. I was running the ASHP differently in each peri...
@rv3 As many have pointed out before, the fabric and insulation of the property does make a difference here. This might not be very accurate or sc...
It's situations like this that make this subject quite grey (i.e. not black and white). A good COP is not the be all and end all. Depending on how t...
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