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: Powerwall 3 or Myenergi or something else?
Many of those tariffs are simple time of use tariffs, w...
By Temperature_Gradient , 3 hours ago
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RE: Help me keep the faith with my air source heat pump installation
Yes thats the whole point of the flexis as regards tran...
By JamesPa , 4 hours ago
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So far as I can tell designing for DT5, which is 'the n...
By JamesPa , 4 hours ago
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Mitsu PAR-WT60R Wireless Controller - options
I hope I have satisfactorily installed the above wirele...
By DavidAlgarve , 6 hours ago
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WC curve best discovered by experiment anyway as any lo...
By JamesPa , 11 hours ago
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RE: Big Changes Coming to Our Heat Pump System
@editor your engineer's attitude is truly horrifying. ...
By GrahamF , 1 day ago
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RE: How to choose Towel Rails for an ASHP
@rob-nezard yes absolutely. Here is the link and a pho...
By GrahamF , 1 day ago
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@mixergy Thanks for the update, I would appreciate some...
By bontwoody , 1 day ago
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RE: Is Your Broadband Router the Weak Link in Your High-Tech Home?
Unfortunately I'm not that well connected 😂 ...
By Scalextrix , 1 day ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
It is interesting to see what our new Grant Aerona 290 ...
By GrahamF , 2 days ago
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RE: Testing new controls/monitoring for Midea Clone ASHP
I've never physically seen it, but I seem to recall som...
By cathodeRay , 2 days ago
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RE: Midea ASHP – how to set weather compensation
I noticed that too and thought the same thing, but then...
By cathodeRay , 2 days ago
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RE: Ya can’t win! It is S*d’s Law!
@old_scientist If IOF is still running next late spring...
By Toodles , 2 days ago
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RE: Electricity price predictions
Those of you on Agile will do well tomorrow; there are ...
By Toodles , 2 days ago
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RE: Who’s Caved and Switched the Heating On Already?
We've been running our Ecodan system, installed in June...
By Sheriff Fatman , 2 days ago
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Ok. Two schools of thought. The first is to run the ...
By JamesPa , 3 days ago
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@drei Willing as I am to help, I don't think I'm yet ...
By JamesPa , 3 days ago
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Selling 5 year old ASHP & Gas Combi Boiler - £590
Selling a 5-year-old Daikin Altherma Hybrid Air Source ...
By Paul G , 3 days ago
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RE: Is a Valliant Inline 6kW heater a BUS buster?
Much of that is true in principle, but its not likely t...
By JamesPa , 5 days ago
