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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 ...
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Degrees of Separation
Latest Posts
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RE: Who's your electricity provider and what's your tariff?
@papahuhu I prefer to look at it simplistically. We d...
By Old_Scientist , 9 hours ago
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RE: To re-pipe or not to re-pipe? Moving from oil boiler to air source heat pump.
Sooooo, what did we do in the end? We approached three ...
By Penval , 10 hours ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
D'oh - of course. I shouldn't post before my brain is f...
By Old_Scientist , 15 hours ago
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RE: Questions about A2A for heating as well as cooling
@rob-of-york I would concur with the underfloor insulat...
By Toodles , 17 hours ago
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RE: New Vaillant Arotherm controls link to existing thermostats ; wired vs wireless
Nothing attached! I have rads but UFH makes the case ...
By JamesPa , 17 hours ago
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RE: Cooling with air to water heat pumps
Passive cooling should always be the first call. Keep ...
By JamesPa , 18 hours ago
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RE: Do I add Air Con or MVHR to existing A2W ASHP?
@rob-of-york Thank you, I’m thinking along these same l...
By Toodles , 1 day ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 1 day ago
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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 2 days ago
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RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 3 days ago
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RE: Heat Geek mini store vs pump size
Yes I agree, that’s why Heat Geek have most likely sele...
By Tomtheheatingengineer , 3 days ago
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@tomtheheatingengineer, thank you, and welcome to the f...
By Mars , 4 days ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@majordennisbloodnok @tomtheheatingengineer For my ...
By JamesPa , 4 days ago
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RE: Is the "divide by 2900" rule still valid?
Really flow rate is a pipework limitation not a water p...
By JamesPa , 4 days ago
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