Joining the Renewable Heating Hub forums is completely free and only takes a minute. By registering you’ll be able to ask questions, join discussions, follow topics you’re interested in, bookmark useful threads and receive notifications when someone replies. Non-registered members also do not have access to our AI features. When choosing your username, please note that it cannot be changed later, so we recommend avoiding brand or product names. Before registering, please take a moment to read the Forum Rules & Terms of Use so we can keep the community helpful, respectful and informative for everyone. Thanks for joining!
Last seen: Feb 13, 2024
I am not sure what you mean by "now uses timestamps", what did it se before? I expect this comment is because you are not aware of the concept of th...
I think it is disingenuous to not mention all the code that you likely have had to write or hard code to do the following. #1 scale the register val...
I thought I did put enough context in place with my chart - re posted below. I was showing clearly the COP as labelled for short periods of time. I ...
I am taking only the COP during my economy 7 cheap rate - so only first[ish] 7 hours of the day, and switched off the hot water. My hot water COP is ...
The Samsung UI is showing (34/7.4 = COP of 4.60) My data suggests a COP of 5.3. This is about a 15% difference. This could be due to Samsung assumi...
I agree, that it is quite difficult to avoid cycling when the LWT is low. I will continue to persevere though. With [eventually] 8.5 cubic meters of...
Yes, but [samsungs figures] at an ambient of 7 and LWT of 35, that is 10 degrees different to my current setup.
This is the data coming directly out of the Samsung outdoor unit via modbus. So it is as accurate as the Samsung units. There may be some timing iss...
I have been trying to get to the bottom of the occasional cycling of my heat pump. Once my heat pump gets to its lowest modulation level, I actually ...
I am not sure why you would run within a PWM frequency outside the defined operating parameters of the pump. Any particular reason you need 10kHz
I know that if you buy and install a samsung gen 6 kit from midsummer wholesale a PWM pump is specified and documented in the quick start guide. They...
That would be outside the documented specs of the Grundfos by quite a margin. I am surprised it worked.
- 27 Forums
- 2,810 Topics
- 66.4 K Posts
- 2,611 Online
- 7,216 Members
Join Us!
Installer Finder
Degrees of Separation
Latest Posts
-
RE: Electricity price predictions
I wasnt sure where to post An interesting meeting ...
By Jeff , 3 hours ago
-
RE: Why don't people choose heat pumps?
Again, spot on. The problem is that we in the UK have d...
By cathodeRay , 3 hours ago
-
RE: Adding data centre electricity costs to domestic energy bills?
I should say my points are simply raised to test the fo...
By Jeff , 4 hours ago
-
RE: Boiler Upgrade Scheme funding reduced by circa £750 million in 2026 budget
Agree with everything else. Personally I think the as...
By JamesPa , 10 hours ago
-
There's a company called Xlinks who are proposing just ...
By Transparent , 12 hours ago
-
RE: Aerotherm and weather compensation
@jamespa I replied yesterday with detailed readings whi...
By DavidB , 14 hours ago
-
RE: Octopussy cosy 6 experience
@paultheheating Unless things have changed more recentl...
By Toodles , 1 day ago
-
RE: Marvel Heating liquidation
@editor This is an important point. each winter, you...
By davidnolan22 , 1 day ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
Very nice. we’ve been super soggy here, but rather m...
By Papahuhu , 2 days ago
-
RE: DIY powerflushing tutorial
Interesting! I toyed with the idea too. But I installed...
By bobflux , 2 days ago
-
RE: 15kw pump for 225m2 1990's house - over kill?
@seaviews Agree with the others on sequence: loft first...
By mk1234 , 2 days ago
-
RE: The Changing Jet Stream Could Challenge UK Air Source Heat Pumps
@etchedpixels Agreed, just a thought for others. I am...
By Watcher , 3 days ago
-
RE: Vaillant ecoTEC Plus - Flow Temp and Set Up
Heating been on for 4 weeks now, continuous. It's 6C o...
By trebor12345 , 4 days ago
-
Coming back on subject... A shortened version of the ...
By Transparent , 5 days ago


