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Last seen: Apr 29, 2025
@jamespa Sorry , James , I am proposing a model of Energy , in Joules , and Power in Watts, not Pressures and Flow rates. I am proposing ...
@jamespa I ,again , must stand in the corner ......corrected! In electronics the Current, through a resistance is proportional to the vo...
@derek-m I have measured and recorded 1) Power on 31-08-31 2) HP Motor Water input Temperature ( K Type), on 31-08-31 3) Radiator_OP...
@derek-m Hi Derek, I Stand Corrected, you are right!, I now understand what has happened to my Heat Pump! *****************************...
@derek-m Sorry, Derek, I was cut OFF following a flurry of Emails ..... I hope I have not started a personal dispute ............... ...
@jamespa Capacitors , Water and electrical: The Purpose of the Tank is to smooth out the variations in the Water Temperature by increasing th...
@jamespa Thanks James. Positioning a two port Buffer across the Radiator circuit is promoted by Kendra in his excellent "Buff up your know...
@derek-m Where to position a buffer tank for "short Cycling" ? 1) Do I position the Buffer "in Series " with input to the Heat Exchanger afte...
@jamespa NIC,MCS sand RECC. The NIC have refused to allow "any photographic or recording device" when they visit for the inspection of my Hea...
@jamespa The Elephant in the Room ...................................The Heat Pump Refrigerator Heat Pump Diagnostics ? Many co...
@jamespa Controlling the Flow rates of the Heat Pump water pipe and the Radiator Water Flow I have, currently, a separate control for the...
@derek-m Hi Derek, I have just been given the date , and the terms under which my Heat Pump will be inspected by the NIC , some 16 months aft...
Latest Posts
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RE: Seeking ideas / information / commiseration - Pure Drive
FWIW I have been investigating battery recently (for ab...
By JamesPa , 12 minutes ago
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@jamespa Great, thanks - I've had a quick look at the a...
By Little Lights , 1 hour ago
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I am seeing an increasing number of occasions when my G...
By DavidAlgarve , 3 hours ago
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@transparent I have been a little reluctant to select "...
By DavidAlgarve , 3 hours ago
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RE: Octopus Cosy Heat Pump Owners & Discussion Thread
@andrewj I have no heating load right now so haven't...
By swwils , 4 hours ago
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RE: Rate the quality of your heat pump design and installation
Flawless, by John MacIver, Seaforth Heating and Plumbin...
By claireisamazing , 6 hours ago
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RE: A2A vs A2W: Which Heat Pump Would You Pick?
@anne-smith Glad to hear you know the benefits and its ...
By dgclimatecontrol , 6 hours ago
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RE: End-of-Life Heat Pumps: How Do You Dispose of an ASHP in the UK?
@editor Thanks Mars. I look forward to the subsequent ...
By DavidB , 8 hours ago
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RE: Anyone concerned about GivEnergy?
Fair enough. Its interesting that opentherm (for boil...
By JamesPa , 8 hours ago
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RE: Brand and installer questions for ASHP
A tank solely in the return (upstream of where the retu...
By JamesPa , 8 hours ago
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thank you to all who have already replied. I have been...
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RE: Home automation and the cloud; is there a better way?
+1 It's not just cloud though. Many devices have repla...
By bobflux , 1 day ago
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RE: Summer usage. Why is my Vaillant Aerotherm using so much energy on "heating"?
So the red bars are 'DHW' and the yellow bars 'heating'...
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RE: Indevolt Batteries UK Support & Info Thread
Have you tried cutting the grid feed to see what actual...
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Contractors pack for inta antifreeze valves are around ...
By ASHP-BOBBA , 1 day ago
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RE: Renewables & Heat Pumps in the News
Critics and naysayers will be negative whatever the gov...
By JamesPa , 1 day ago
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RE: Microbore heat pump installs
In principle you are almost certainly right, but in pra...
By JamesPa , 2 days ago
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RE: Electricity price predictions
@old_scientist We are a low mileage home, so bulk of ou...
By ChandyKris , 2 days ago
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There are just too many unknowns for me to comment on p...
By Transparent , 2 days ago
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RE: What is the main ‘dictator’ of Agile’s unit price?
@toodles I keep an eye on wholesale prices and energy m...
By ChandyKris , 2 days ago
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RE: Upgrading my system, how far do I go?
For comparison, my PW3 with 11.04kW inverter, will char...
By Old_Scientist , 2 days ago
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RE: Changes to Tesla Powerwall Charging Regime?
Elon gate - legendary! I take my hat off to you @toodle...
By Old_Scientist , 2 days ago
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RE: Mitsubishi Ecodan not good enough ?
Thanks @goody, appreciate the feedback and sorry you ha...
By marcexec , 3 days ago
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RE: Minimum and Zero Disrupt Heat Pump Installations
True (first sentence) Thats the reason to consider th...
By JamesPa , 3 days ago
