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Last seen: Sep 19, 2024
I would not recommend turning off weather dependent control, but from your information I suspect that it may need adjustment.
@iancalderbank It is quite possible to have COP values ranging from 2 to possibly even 5 on the same system. What is important is understanding why,...
Are you certain? How do you know if you are not looking at it? 🙄
That was the point that I was making. It is not necessary to have absolute accuracy to be able to optimise one's system with the data available. Probl...
@bontwoody I very much doubt that the information provided by any heat pump system will be 100% accurate, and even additional equipment installed to...
True. I can vaguely remember the days when we would send a new apprentice down to the stores for a 'long stand'.
Well done Mars, it is not very often that I get caught on April Fool's Day, I must be getting old.
Please explain.
I would be interested to know how this valve is supposed to work, since if my understanding is correct, it would appear to defy the laws of thermodyna...
Whilst I try not to be critical of other's posts, I feel that the use of the description Finite State Machine (FSM) or Finite State Automation (FSA) i...
It would appear that your present system may have already been configured to cope with the possible interaction between the battery storage and the po...
I think the point that Rob was making is that when there is no solar, and the water cylinder requires heating, does the power diverter take electrical...
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Degrees of Separation
Latest Posts
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RE: How Accurate Is My DIY Heat Loss Calculation?
@kilgorexv There is a simple rule of thumb by Michael...
By Rob of York , 1 hour ago
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RE: Adventures in heat loss calculations
I agree that the close alignment of the theoretical and...
By Rob of York , 2 hours ago
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RE: Surface mount or bury primaries for heat pump installation?
The installation is almost done! I've written up two ...
By tomasmcguinness , 9 hours ago
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RE: Glass lined Cylinder for private water supply
This has turned into a fascinating little rabbit hole. ...
By Mars , 18 hours ago
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RE: Switch suitable to change between two inverter CT's
Last winter my battery ,32KWh, could run the house com...
By Jancold , 19 hours ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
Agree with Major. And even if I was very happy with ...
By Batpred , 20 hours ago
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RE: Is the "divide by 2900" rule still valid?
There is another estimator that you could use, a formul...
By Rob of York , 23 hours ago
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RE: To re-pipe or not to re-pipe? Moving from oil boiler to air source heat pump.
@penval, really useful update. After all the discussion...
By Mars , 3 days ago
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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 , 4 days 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 , 4 days 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 , 4 days ago
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RE: Cooling with air to water heat pumps
Passive cooling should always be the first call. Keep ...
By JamesPa , 4 days 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 , 5 days ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 5 days ago
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