Last seen: Sep 19, 2024
From the tests and observations I have performed, much depends on the climatic conditions, the thermal mass of your home, personal preferences along w...
@iantelescope How are you obtaining and recording the data for the graphs? On the Power kW graph, what is the scaling of the horizontal axis? Is t...
Take a hypothetical home, with a calculated heat loss of 12 kW at an outside temperature of -3C, when maintaining an indoor temperature of 21C. So f...
@mike-h I find a better analogy to represent a home, is a smaller vessel containing equidistant pins holes (heat loss) located inside a larger vesse...
@iantelescope Mounted in parallel with the PHE, the buffer tank is more like having a low value resistor in parallel with a higher value resistor (P...
@iantelescope It may be beneficial to understand why a heat pump may cycle, and then look at ways in which the cycling may be stopped or at least re...
If my memory serves me well, the Human Machine Interface (HMI) is often located on the main controller, which is usually placed in the airing cupboard...
Where is your FTC controller located?
@iantelescope I have worked with French engineers, I was not impressed.
@iantelescope I afraid that your analogy of a buffer tank being the same as a capacitor is flawed. For a buffer tank to be similar to a capacitor it...
In the Kendra example, note the position of the circulation pump, which is after the buffer tank, and I suspect would only work with any degree of eff...
Current Frequency could be in relation to the compressor speed, since it is controlled by a variable frequency drive. Evaporator Steps may relate to...
Latest Posts
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RE: What crazy nonsense are inverter limits and why are they imposed?
Apparently when you apply to connect an inverter to the...
By AdamK , 6 hours ago
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I have/had a basic non-hybrid FoxESS inverter. The soft...
By Old_Scientist , 9 hours ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
Ooch that's a lot. I replaced my pumped shower with ...
By JamesPa , 9 hours ago
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RE: Mitsu Wireless Controller and MelCloud
@robs Hi Rob, At the end of a note to Mitsu UK, thank...
By DavidAlgarve , 11 hours ago
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RE: Why so many sigenergi installer recommendations?
@adamk Tesla is a great option, it’s also one we instal...
By SAEnergy , 23 hours ago
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RE: Rodents! A word of warning for heat pump owners
Hradline in Telegraph: Brace for plague of rats after s...
By Tim441 , 1 day ago
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RE: Flexi-Orb Heat Pump Scheme: A Game-Changer for the UK's Heat Pump Industry
As a potential heat pump customer, it would be good to ...
By Temperature_Gradient , 1 day ago
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RE: Octopus replacing the fixed 15p/kWh export rate with a market tracking one
@trbob I have just extracted the details for Agile Expo...
By Toodles , 2 days ago
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RE: Heat Pump Books For Beginners – Bodge Buster & From Zero To Heat Pump Hero
The Ultimate Guide to Heat Pumps is less than a month a...
By Mars , 2 days ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
@editor Hi Mars, We have just installed a Grant Aerona...
By GrahamF , 2 days ago
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RE: Sanity check please. Battery storage and inverter sizing.
There are MCS guidelines about how close to the edge/ri...
By Old_Scientist , 2 days ago
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RE: Balancing financial efficiency and comfort using the Octopus Cosy tariff
I estimated our usage on the following basis. The mos...
By Old_Scientist , 3 days ago
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@editor Something changed in this last 12 months, they ...
By ASHP-BOBBA , 3 days ago
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RE: Ecodan & MelCloud scheduling
I put the above question to Mitsu UK at the sme time as...
By DavidAlgarve , 4 days ago
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Thanks for the heat geek info. I've fitted my own heat ...
By bontwoody , 5 days ago
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RE: Does anyone have experience of a smart water meter?
Just to give a sense of scale, I've used the CCW water ...
By Majordennisbloodnok , 5 days ago
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RE: Powerwall 3 or Myenergi or something else?
We have a Tesla Powerwall 3, recently installed, so I m...
By Old_Scientist , 6 days ago
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RE: Mitsubishi PAR-WT60R-E Wireless Controller installation
@morgan They have been paired once but it was thought b...
By DavidAlgarve , 7 days ago
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RE: Isolating the system for a planned power cut
A great many ground-mounted local substation transforme...
By Transparent , 7 days ago
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Having bit the bullet and paid £250 for a service, our ...
By Old_Scientist , 1 week ago
