Last seen: Sep 19, 2024
Here are some thoughts for consideration, they may depend upon the location of your heat pump and whether it also gets some solar gain. You should i...
This is precisely why it is not possible to predict Power Input or Power Output, with any degree of accuracy by merely using outside air temperature v...
Have you considered Octopus Tracker which today is 14.83p/kWh in the Yorkshire area. That is all day.
The idea that James proposed of using TRV's in the solar gain rooms should work, and is probably the easiest and simplest solution. An alternative w...
The major drawback with that philosophy, is there will then be the need for more electrical energy generation and transmission, which in turn will inc...
You are perfectly correct, there is a non-zero element which needs to be considered. It is due the the 'human infestation' along with their toys and g...
Good piece of work. As you discovered chasing cheaper tariffs does not always align with the weather conditions. Some of my previous ideas have bee...
What about the man who doesn't wear a watch?
I have worked on complex instrumentation systems for over 50 years, and the worst thing that any system designer can do is provide two individual moni...
I don't disagree with you that 12kW would appear to be too large, I would usually suggest that a heat pumps capacity should to be 1.25 to 1.5 times th...
Ian, I would suggest caution when encouraging people to go for smaller capacity heat pumps, since I feel most would be much happier having a heat pu...
I fully appreciate that an external power meter will probably be more accurate than any internal equipment. The point that I am making is that even ...
- 26 Forums
- 2,158 Topics
- 47.4 K Posts
- 83 Online
- 5,736 Members
Join Us!
Podcast Picks
Latest Posts
-
RE: Midea ASHP – how to set weather compensation
Yes. They cost about £400 to buy or you might be able ...
By JamesPa , 28 minutes ago
-
RE: COP is not the only measure of efficiency
If that's the case then you are right to be sceptical, ...
By JamesPa , 40 minutes ago
-
Havenwise App Help & Forum Support – Get the Most from Your Heat Pump
We’re pleased to announce that Havenwise are now joinin...
By Mars , 2 hours ago
-
RE: Renewables & Heat Pumps in the News
To unpack this a little.... 1) how many of us in this...
By Lucia , 3 hours ago
-
RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@ashp-bobba Well done for stepping in where most would ...
By JamesPa , 5 hours ago
-
RE: Who’s Caved and Switched the Heating On Already?
I have automated this decision. I have a heat pump with...
By jamespetts , 13 hours ago
-
RE: Vaillant aroTherm Plus 10kW thoughts?
@realevil the fans and fan speed / coil size (height, w...
By ASHP-BOBBA , 14 hours ago
-
RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 14 hours ago
-
RE: Buffers, hot water and cooling
I agree it seems like a lot of work particularly as its...
By JamesPa , 15 hours ago
-
RE: Anyone still weathering it out with Agile?
@toodles I guess it all comes down to import averages. ...
By Tim441 , 19 hours ago
-
RE: 300 Liter Tank - Do I have to heat it all?
The size of DHW tank affects the anti-legionella cycle....
By Transparent , 20 hours ago
-
RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 23 hours ago
-
RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 23 hours ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
My system installed in July 2024 has produced 6.4mWh in...
By jamespetts , 1 day 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 , 2 days ago
-
RE: Inventor (Midea) Heat Pump short cycling advice
I switched to "fan coil mode" to be able to set water t...
By immunity , 2 days ago
-
RE: DESNZ doing a survey which asks the right questions!
Without a survey their only source of data is probably ...
By JamesPa , 2 days ago
-
RE: Can you help with our research: solar panels, EV chargers, home batteries, heat pumps?
Just done your survey!
By Judith , 3 days ago
-
RE: Failing heat pump system - seeking thoughts on a rebuild
@cleardene-ashp just thinking about your issues here. Y...
By Judith , 3 days ago