Renewable Heating Hub Heat Pump Forums

Search with Wattson
Forums
Members
Heatgeek
Activity
 
Notifications
Clear all

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!

Heatgeek
@heatgeek
Member
Estimable Member
Joined: Dec 16, 2024
Last seen: May 29, 2025
Profile Activity
Topics: 1 / Replies: 116
AllTopicsReplies
Reply
RE: Heat pump's integral circulator pump

@heacol Thanks, mate.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@robs Thanks for this. The statement about 8C was not mine. It came from a Brendon quote. The flow rate shown is the current one. Are you saying that...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@heacol I am sorry that this provoked such a reaction. Misinformation applies to me as well so I did warn you. I never made any definitive statements...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@jamespa @heacol Beware disinformation on this forum. I took some time out to verify the statement made about all the top performing heat pumps on...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@jamespa For the sake of clarity, in my previous response I ignored the house heat requirement at 15C OAT for a 10kW load at design temperature. The ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@jamespa So, it seems that we have an empirical answer to your question rather than an engineering one. Therefore, from this input and context, I ded...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@jamespa You should best address this question to Brendon. I would also be keen for more clarification as it is fairly fundamental. I am not an insta...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@jamespa For a fixed pump in question on open loop, dT could be <2C at 15C. Below is another view on the topic with which I concur.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@jamespa Let me throw my hat into the ring on this one. If one accepts that a delta-T of 5C is required for correct operation of a heat pump, then he...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@jamespa @RobS. You are missing the point here. Part L states that EVERY room should have a thermostat to control the heat output. Practically then, i...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@RobS Don’t understand the logic here. If a thermostat shuts off a zone, its flow stops therefore the overall flow is reduced i.e. flow varies with st...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat pump's integral circulator pump

@ubert767 You may find this useful as well.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Page 8 / 10
Share:

SPONSORS

Join Us!

Installer Finder

Degrees of Separation

Latest Posts

SPONSORS

Click to access the login or register cheese
Protected By
Shield Security PRO