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...
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Latest Posts
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RE: Mitsubishi Ecodan Fails to Heat Water despite temperature drop
Hi @m1kegibson Maybe a long shot but is the controll...
By RobS , 5 hours ago
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Good question and you’re not wrong to question the term...
By Mars , 6 hours ago
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RE: Renewables & Heat Pumps in the News
Yes I realise I'm picking this up a week late...... but...
By Transparent , 15 hours ago
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@editor Mars if you have any recommendations for down s...
By abam48 , 1 day ago
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RE: Surface mount or bury primaries for heat pump installation?
@tomasmcguinness HI, The rules is a best practise, the ...
By ASHP-BOBBA , 1 day ago
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RE: Vaillant AroTherm Plus 7kW
@scalextrix if your under unit heater is like our Myson...
By Judith , 1 day ago
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RE: Getting the best out of a heat pump - is Homely a possible answer?
@cathoderay how did you get a script to run for that- d...
By benson , 1 day ago
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RE: Renewable Heating Hub Homeowners' Q&A Podcast
@ashp-bobba thank you, and equally so, thank you for ta...
By Mars , 3 days ago
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@judith good to know… I’ll continue to feed Wattson, an...
By Mars , 3 days ago
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RE: My misgivings about installing ASHP and solar panels via the ECO4 scheme...
@editor great article re accreditation. I note ISO/IEC ...
By Bart , 4 days ago
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RE: Who's your electricity provider and what's your tariff?
I don't (yet), but my PW3 is due to be installed shortl...
By Old_Scientist , 5 days ago
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RE: MCS and NAPIT complaints process
@chrislay, is your heat pump complaint still unresolved...
By Mars , 5 days ago
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RE: ASHP Install from hell - help please
@saf1973 I’ve been going through old cases on the forum...
By Mars , 5 days ago
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RE: RDSAP10 effect on existing heat pump EPC rating?
@aaron There's the rub, the database does not list my ...
By AF1 , 5 days ago
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RE: Commencing on an ASHP Installation Process
Yes, it's "doable" if everything goes to plan, they arr...
By Old_Scientist , 6 days ago
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RE: How not to install a heat pump
You are right. Thinking on this has evolved over the p...
By JamesPa , 1 week ago