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Last seen: Sep 19, 2024
Obviously it is difficult to state with any degree of confidence what may have been the root cause of the failures, without knowing what components fa...
@cathoderay Could you please explain more about what you term the 'Grant Administrator'? If I understand correctly what you have stated, then one ...
This is quite interesting in that several points of contention raise their ugly heads. It is quite possible that during the power cut and subsequent...
@cathoderay You've let the cat out of the bag now, mentioning the nuclear reactor. Shame on you. 😋
Hi James. I am in the process of tidying up the model that I created some time ago, which takes into account some of the property characteristics as...
@iantelescope From the point of operation and control of a heat pump, it is more important to obtain the average temperature rather any slight chang...
@iantelescope To me the cycle time is the period from the compressor starting, running, stopping and starting again. The first graph would appear...
I have no doubt that DS18B20's work fine as you have described. I suppose much depends upon what temperatures you wish to measure and what you inten...
@iantelescope How would I measure internal water temperature? I would install a thermowell, into which I would install a suitable temperature sens...
Maybe you should suggest that your installer uses this system.
The most accurate way to measure temperature would be to use a Resistance Temperature Detector (RTD) such as a PT100, which a fundamental resistance o...
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Degrees of Separation
Latest Posts
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Glass lined Cylinder for private water supply
My journey toward a heat pump continues, albeit slowly:...
By ian33a , 1 second ago
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RE: Switch suitable to change between two inverter CT's
@bobflux thanks, this is the CT I got recommended for m...
By Jancold , 3 hours ago
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RE: HeatGeek vs Octopus surveys: puzzling disparity - any ideas why?
@batpred They offered both, I went with Pro. As an amat...
By baroquebank , 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 , 2 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: How Accurate Is My DIY Heat Loss Calculation?
D'oh - of course. I shouldn't post before my brain is f...
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 , 3 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 , 3 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 , 3 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 , 4 days ago
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@Mars Good questions! The downstairs unit did the maj...
By Rob of York , 4 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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RE: Plug and play solar. Thoughts?
My thought is simple. Bring it on and bring on plug in...
By JamesPa , 5 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 , 6 days ago
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