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...
- 25 Forums
- 1,513 Topics
- 31.8 K Posts
- 17 Online
- 1,283 Members
Join Us!
Latest Posts
-
RE: Additional Battery v Wind Turbine v Ripple
I should add, being an investment, the value of your in...
By Old_Scientist , 4 hours ago
-
RE: Ecodan - flow rates, sensors, settings
Achieving an accurate flow measurement is probably the ...
By Derek M , 7 hours ago
-
RE: Ecodan ASHP - How to optimise my set up?
Again, thank you for another thorough post, @derek-m - ...
By rhh2348 , 9 hours ago
-
RE: Delivering a smart and secure electricity system: government consultation
@Transparent.Now that I am represented by a new MP I th...
By IanMK13 , 11 hours ago
-
RE: Vaillant aroTHERM plus not level or flat - what base is best under an external unit?
Similar thread here
By Johnmo , 12 hours ago
-
RE: VDI 2035 heating water specification
Been looking and it seems a good little project. Ever...
By Johnmo , 1 day ago
-
RE: Do I accept an ASHP and Solar Panel retrofit under the HUG 2 scheme?
Will do. I'm currently waiting for another survey / vis...
By dssr , 2 days ago
-
The company that did the borehole were expecting us to ...
By Johnmo , 2 days ago
-
-
RE: The Misquote That Ruined the Heating Industry
@abernyte manufacturer training is pretty average. They...
By Mars , 2 days ago
-
-
RE: ECO4 Scheme and EPC ratings
@mellow Thanks. Given there is a scheme requirement to ...
By Old_Scientist , 3 days ago
-
RE: Do I just go with the lowest quote for my heat pump?
@jancold To me its a no-brainer then, a max 40C flow te...
By bontwoody , 3 days ago
-
-
RE: Heat Pump Books Beginners – Bodge Buster & From Zero To Heat Pump Hero
@editor Presumably he had some good weather Compensatio...
By Toodles , 4 days ago
-
RE: New Vaillant 7kW aroTherm ASHP or oil boiler dilemma/decision??
Storage capacity really is dependent on storage tempera...
By Johnmo , 4 days ago
-
RE: HP Cycling, Expected or Undesirable
Just a little update. I ordered a longer shielded twin ...
By bontwoody , 4 days ago
-
RE: Domestic hot water timer doing crazy things on my Grant Aerona3 10kW air source heat pump
Thanks @allyfish for the pics and info. Spoke to the in...
By Mellow , 4 days ago
-
RE: Aira Heat Pump: Stylish Scandinavian Heating
It's been a busy day for calls and emails from Aira. I ...
By MikeH , 4 days ago
-
RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Hmm. A bit of a nuanced answer, methinks. As I've alr...
By Majordennisbloodnok , 4 days ago
Latest Topics
-
Ecodan - flow rates, sensors, settings
By rhh2348 10 hours ago
-
Replacing mains water with well water
By Johnmo 2 days ago
-
Additional Battery v Wind Turbine v Ripple
By bontwoody 2 days ago
-
By jamespipe 3 days ago
-
VDI 2035 heating water specification
By Johnmo 3 days ago
-
Do I just go with the lowest quote for my heat pump?
By Jancold 5 days ago
-
The Misquote That Ruined the Heating Industry
By Alec Morrow 5 days ago
-
Battery Storage Wiring Gauge Question
By Puff 6 days ago
Members Online
No online members at the moment