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Last seen: Sep 19, 2024
@robl One question I have been meaning to ask for some time is how does the charging of batteries from solar PV cope with variations in solar PV out...
I fully agree with Rob that having both a battery storage system and a power diverter could lead to problems where the diverter drains the battery. I ...
On the face of it, it may seen illogical to heat your hot water using a power diverter, when a heat pump can do so more efficiently, but you also need...
@editor I was very pleased to hear that GivEnergy are planning to move at least some of their production from China back to the UK. Whilst I realise...
I'm afraid you are using the wrong colour berries, they need to be brown and blue. 😋
Thinking about what actually occurs, a single shower will not use 50 litres of warm water, since it is being mixed with cold water to provide the desi...
@cathoderay I have been giving your problem some thought whilst mowing the lawns. Correct me if I am wrong, but 'energy in' that has been allocate...
@marzipan71 The temperature reading that you are seeing, is probably from a sensor in the bottom area of the cylinder, which is where the cold water...
Having a solar PV system installed should be a reasonably painless experience, and once installed requires virtually no further involvement other than...
@editor Is there a spy in our midst? 😲 Is the forum being monitored? ☹️ Will my comments about my wife get back to her? 🙄
Thanks for the clarification.
Is there Modbus communication between the heat pump controller and the heat pump, in which case one or other must have been designated the Master befo...
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Latest Posts
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RE: Adventures in heat loss calculations
@rob-of-york — thanks for posting this, all very useful...
By cathodeRay , 26 minutes ago
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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 , 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 , 10 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 , 19 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 , 20 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 , 21 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 , 1 day 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



