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...
Latest Posts
-
RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
Is that heat loss, or maximum output of the ASHP? Unde...
By Scalextrix , 12 hours ago
-
RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan Fully agree with you. It shouldn't be the homeo...
By HCas , 13 hours ago
-
RE: Solar Thermal DHW and ASHP
@judith That makes sense to me! If I was in @alex_n '...
By HCas , 14 hours ago
-
RE: Vaillant aroTherm Plus 10kW thoughts?
Good unit. And the 10 kW is the same as the 12 kW I ...
By HCas , 14 hours ago
-
RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
@judith thanks for your suggestions. Starting from col...
By GrahamF , 17 hours ago
-
RE: Inventor (Midea) Heat Pump short cycling advice
I switched to "fan coil mode" to be able to set water t...
By immunity , 19 hours ago
-
RE: DESNZ doing a survey which asks the right questions!
Without a survey their only source of data is probably ...
By JamesPa , 24 hours ago
-
RE: Can you help with our research: solar panels, EV chargers, home batteries, heat pumps?
Just done your survey!
By Judith , 1 day ago
-
RE: Failing heat pump system - seeking thoughts on a rebuild
@cleardene-ashp just thinking about your issues here. Y...
By Judith , 1 day ago
-
RE: Midea ASHP – how to set weather compensation
@cathoderay OK let's wait and see, it sounds an interes...
By Tasos , 2 days ago
-
RE: What is the Heat Geek Guarantee?
@judith, I’m with you on Heat Geek, but there really do...
By Mars , 2 days ago
-
RE: Electricity price predictions
Community energy installations are a great idea, but th...
By Scalextrix , 3 days ago
-
RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
Ooh, heat pumps in neon blue wrap 🤣 🤣 &...
By Old_Scientist , 3 days ago
-
@profzarkov Good to know in case it ever happens to me...
By bontwoody , 4 days ago
-
RE: Are Octopuses Slowing Consumer Adoption of Heat Pumps?
I mean, is this surprising? The local installers in my ...
By Alex , 4 days ago
-
@old_scientist sorry, I should have made it clear that ...
By GrahamF , 4 days ago
-
RE: Boiling Mad: Exposing Radiatorgate
Hi @Rob, I’d be more than happy to contribute. I have ...
By DREI , 4 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
@andris a great year - very happy with our system
By Profzarkov , 4 days ago
