Last seen: Apr 29, 2025
@iancalderbank hi ian DS18B20 I have , at the moment , several DS18B20 's attached to the Heat Pump. These are excellent , but, no re...
@derek-m What do you think of this plumbing software. Allegedly calculates Pressure drops , Temperatures , losses from a AutoCAD style fro...
@derek-m Yes Derek, I agree with you .......... I should have Designed my Heat Pump myself. External pipe Temperature Sensors? The Only af...
@fazel fazel, I am green with envy. If only I could get Six cycles per day ! I have a system that was NOT designed , but , chosen becau...
@derek-m Many Thanks Derek. My Water Law settings are : The Water Law Graph is defined by several bits in the Samsung Controller memory. ...
@derek-m Thanks, Derek An Excellent display of Simple clear Technical writing . Can you define "Short Cycling"? Is this short Cycling , a...
@jamespa Excellent clear Technical writing James! I accept, reluctantly , that a whole system model is impractical. My immediate problem is...
@derek-m Cycle Period ? What is your current "Cycle Period "? Currently my own cycle period is 10.5 minutes with up to 110 cycles per day i...
@jamespa Thanks James, I was not aware that the result of the Water friction was to reduce the pressure drop , not the Temperature. At le...
@derek-m Yes, I now appreciate that I was misinformed by the Frenchman. However, my "intuition" still insists that the pipe Friction loss wil...
@jamespa Temperature Drop and flow rate Again, James you are probably correct. However, my "intuition" is still basically that of an Electr...
@jamespa Am I Sure of Temperatures ? No, I am sure of nothing! The Water Temperatures are measured , in the main , by Chinese K Type senso...
Latest Posts
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RE: Big Changes Coming to Our Heat Pump System
@editor your engineer's attitude is truly horrifying. ...
By GrahamF , 14 hours ago
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@cliffhanger - seriously though, I have no idea. What I...
By cathodeRay , 16 hours 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 , 16 hours ago
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@mixergy Thanks for the update, I would appreciate some...
By bontwoody , 18 hours 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 , 22 hours 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 , 24 hours 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 , 1 day ago
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@jamespa Ours is a Daikin EDLA03 8 kW and the Delta T =...
By Toodles , 1 day 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: Help me keep the faith with my air source heat pump installation
Er true, it should have read l/hr!
By JamesPa , 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
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RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
@dgclimatecontrol I attach the responses from 2 potenti...
By pash44pump , 5 days ago
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
By JamesPa , 6 days ago
