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: Sep 19, 2024
This is one of the aspects of digital control systems. If we, as humans, were given the task of performing the WL function, we would measure the OAT...
@cathoderay I think that you have covered the topic quite clearly, with the primary determining factors being the temperature difference between ind...
@cathoderay Would you be happy with simulator?
@cathoderay I don't disagree with most that you state. To me a model should be created using real World data and then tested against a working sys...
Could you please reply in 'English'. So you assumed a constant COP of 4 and a temperature drop of 5C? Did you remove your spreadsheet, I don't app...
I am looking to model the possible energy usage during different hours of the day under different operating conditions, you should then be able to cal...
Are you assuming a constant COP of 4 and an indoor temperature drop of 5C over a 4.5 hour period? Please clarify.
@cathoderay Physical testing should be carried out whenever possible, both for peace of mind and also to help validate the accuracy of any models. ...
@jamespa Thank you for the vote of confidence, but as I feel certain that you realise by now, it is still a 'job in progress'. Having discussed vari...
@jamespa I'm afraid that I cannot see how the heat pump could be supplying 5.86kW to the heat emitters rather than the previous 4kW, without working...
@jamespa Using FCU or a A2A heat pump should be more efficient during a morning temperature recovery, since they heat the indoor air directly, rathe...
SPONSORS
Degrees of Separation
Latest Posts
-
RE: New Build 3 Phase or 1Phase
The solar is baked in by the building regulations these...
By EtchedPixels , 4 minutes ago
-
RE: How will removing the standing charge on gas bills benefit heat pumps?
I'm not sure it makes much of a difference to heat-pump...
By Temperature_Gradient , 16 hours ago
-
@editor Ouch, sorry to re start the tick. I had assume...
By DavidB , 17 hours ago
-
RE: Say hello and introduce yourself
@e-a-west as the good Major said, welcome to the forums...
By Mars , 18 hours ago
-
RE: How much of your renewable and home setup would still work if the internet went down?
Yes I actually have a copy of a tool that whenever a ce...
By EtchedPixels , 1 day ago
-
RE: Indevolt Batteries UK Support & Info Thread
@editor Hi, To resolve this, please tap on the A...
By Indevolt Tech , 1 day ago
-
RE: Double or Triple Glazed Windows?
Posted by: @singlespeed With 9 years repairing windo...
By Rob of York , 2 days ago
-
@transparent we’re still running a secure version of PH...
By Mars , 2 days ago
-
RE: How quickly would you want/expect heat recovery to take from setback?
Much longer than that here. The heating isn't even on. ...
By bobflux , 3 days ago
-
RE: Passiv Smart Thermostat - Help & Forum Support
Obviously the weather is changeable but there's a defin...
By Singlespeed , 3 days ago
-
RE: The Changing Jet Stream Could Challenge UK Air Source Heat Pumps
@rob-of-york I must admit that when we had a Daikin hea...
By Toodles , 3 days ago
-
RE: Forum updates, announcements & issues
Get the Renewable Heating Hub heads-up on WhatsApp. I...
By Mars , 3 days ago
-
RE: Safety study for plug in batteries out to tender - looks like Q3 2027 at best before legal
@editor I pointed out to the one of the Fuse execs that...
By dansus , 3 days ago
-
RE: 15kw pump for 225m2 1990's house - over kill?
@seaviews As well as loft insulation, there are othe...
By Rob of York , 3 days ago
SPONSORS
