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Last seen: Sep 19, 2024
@cathoderay Sorry, I should have clarified, it is the high ambient end of the curve, so changing the present 35C to 40C. It will indeed cause cyclin...
Please explain your motivations, I would love to hear.
You are indeed correct, the are no easy answers, but do you actually trust our present crop of politicians to formulate suitable long term strategies?...
@cathoderay It is not that heat pumps are badly designed, in fact it is probably the opposite, it is that heat pumps are not designed to be operated...
I welcome the fact that you are trying to reduce your energy consumption, and I would encourage everyone else to try to do the same. Whilst I hope tha...
I am a firm believer in trying to save both energy and money at the same time, but human nature means that money often takes precedence over energy ef...
Please forgive me if I upset anyone, but I am getting a strong feeling of 'Sod the planet, so long as we can do so cheaply'. 🙄
@jamespa CR was advised to consider removing the PHE quite some time ago. I think that Batalto followed the advice and achieved quite considerable i...
Your charts are quite interesting and are a good example of what appears to be happening within a heat pump system. The 3rd was quite a sunny day, and...
@cathoderay I think that we went through many of these aspects quite some time ago, but it does no harm to have a recap. Your calculations based a...
@cathoderay On the first graph, how did you arrive at the weekly energy output for the oil fired system? Did you record the oil consumption each wee...
The problem with heat pumps is that they are not supplied from a single energy source, and this can be affected quite considerably by changes in outsi...
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Degrees of Separation
Latest Posts
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RE: Glass lined Cylinder for private water supply
This has turned into a fascinating little rabbit hole. ...
By Mars , 6 hours ago
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RE: Adventures in heat loss calculations
yes and no. apparently HG’s AI was automatically assumi...
By Batpred , 6 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 , 7 hours ago
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RE: How Accurate Is My DIY Heat Loss Calculation?
@rob-of-york Thank you for that, whilst familiar with t...
By kilgorexv , 7 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 , 8 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 , 11 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 , 3 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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RE: Volumisers in Heat Pump Systems: Does Placement Matter?
@dave, I think @jamespa has probably identified the mos...
By Mars , 5 days ago
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