
Last seen: Jul 14, 2025
@bontwoody Thanks for that snippet of information! You have just saved me from doing an alteration to my system that would have been a complete w...
@misiak I think this is a link to the heatgeek resource
@misiak Hello. The Samsung pump is capable of generating a flow temperature of up to 70C. The heat transfer into DHW (depends on storage tank efficien...
@jamespa @johnr from my understanding COP is the ratio of how much heat energy a thermal machine can move compared to the work (electrical input) done...
@johnnyb to be fair I did not know in the beginning either. I had to do my own research and experimentation to understand what was going on. This li...
@johnnyb If it is any help, I calculate the COP / SCOP using the following formula for my Samsung heat pump ( Energy Generated + Energy In ) / E...
@cathoderay this looks similiar to a phenomenon I experienced while setting up my weather curve. I fixed my issue by slightly increasing the flow te...
@ccap running my oil boiler is just a personal choice for me. My heat pump is physically capable of heating the house to about -6C OAT before it will ...
@ccap just to give you some rough comparisons, I have a Samsung 12Kw HT Quiet unit which most of the time produces a flow temperature in the 30C range...
@editor If I was in your shoes I would be making fitting a smart meter a priority. I know they have had bad press recently but smart meters open up a ...
@editor I guess the DWH strategy used can be influenced by the tariff one is on. For example I have a 200 litre DHW tank with an Octopus Go tariff. ...
@toodles discounting the ASHP and EV our baseline consumption (fridge freezer, lights, gadgets and cooking) averages about the same at 7Kwh / day, so ...
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Latest Posts
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RE: Share Your Experiences with Heat Pump Manufacturer Support
Fwiw I called my installer out for the first time a few...
By JamesPa , 32 minutes ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
@sandy, I'll send Vaillant an email tomorrow and see if...
By Mars , 6 hours ago
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RE: Long term efficiency degradation
@jamespa yes as I thought thanks. We have a reaso...
By Scalextrix , 9 hours ago
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Fast DHW setting on Midea (Clivet) heat pump
Hello everyone, We have a Clivet ASHP and smarthome a...
By benson , 24 hours ago
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RE: Who has a V2G EV installation
I agree, but a word of caution. V2X is also sometimes u...
By Majordennisbloodnok , 1 day ago
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RE: Sunamp Thermino Heat Battery
@jamespa A few days after the installation had been com...
By Toodles , 1 day ago
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RE: Is your heat pump insured?
My home insurance renewal is due soon meaning I am doin...
By cathodeRay , 3 days ago
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RE: Planning Permission May 2025
Fair enough. I have read the legislation and MCS020a ...
By JamesPa , 3 days ago
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RE: How do I choose a single room MVHR to prevent losing heat in my bathroom ?
An update on the Heatsava. It is the most difficult thi...
By heat-pump-newbie , 3 days ago
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RE: Octopus Cosy & Octopus EV + bidirectional smart tariff, together. What, eh?
I've certainly seen that on their Ts & Cs page but ...
By Majordennisbloodnok , 4 days ago
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RE: ASHP heat output monitoring
@carlo - not much better, is it. It looks more like a u...
By cathodeRay , 4 days ago
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RE: Renewables & Heat Pumps in the News
this document extensively describes (in a non-blame, ne...
By Judith , 4 days ago
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RE: Ecodan - Legionella Operation Time and Target Temperature
Once the white plastic cap is removed, my immersion loo...
By Old_Scientist , 5 days ago
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RE: Replacing Refrigerant on Mitsubishi Heat Pump
@dgclimatecontrol I don't know, but they were not happy...
By DavidAlgarve , 5 days ago
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RE: Why do we need pressurised systems?
A good question @toodles. My old open thermal store and...
By AllyFish , 5 days ago
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RE: 300 Liter Tank - Do I have to heat it all?
Cross references for @martingale Background discussi...
By Transparent , 6 days ago
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@ecobaker May I ask a question of you please. I too hav...
By Papahuhu , 6 days ago
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It's unclear to me how the Smart Control project work b...
By Transparent , 6 days ago
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RE: Have Consumers Been Lied to About the Efficiency of Heat Pumps Made in China?
@pavel, this isn't about discrediting Chinese products....
By Mars , 6 days ago
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RE: Solar Power Output – Let’s Compare Generation Figures
We had an excellent four months (11/3 to 15/7) generati...
By JulianC , 1 week ago