Last seen: Feb 12, 2025
Here is some actual data we can discuss (link to data): Hypothesis: does reducing the flow rate on a DHW cycle increase the dT, allowing more time f...
I have an NRG Zone and the DHW circuit is taken off one of the "zones". This "zone" has a dedicated circulation pump which I have reduce the speed on....
Lets prove it with a fairly simple test. We do a lot of talking about this stuff in this industry, yet I do not see much empirical evidence... anywher...
I have temp sensors on the flow and return of the DHW circuit. I've reduced the pump speed from 3 to 1 for todays cycle/test (roughly 23L/min to 10L/m...
This is a very valid point, one that could be modelled out quite easily
Here you go: GitHub It works for my Riello NHXM, which should be identical to the Midea M-Thermal, Clivet Edge, Bosch CS2000AWF... Please don't ju...
First of all, let me set the scene for our "average" customer who wants a HP (South Devon): HP's still costs significantly more than a direct replac...
Great point to clarify, thank you for commenting! I'm absolutely not wanting to be associated with being 3x oversized, that is just insane. We're cu...
Hi James, firstly - thank you for contributing to this discussion, it's very much appreciated and quite enjoying the challenging of the ideas/concepts...
Yes, this is what I believe to be the case. The theory has two principles. 1. Ignoring pure weather compensation, instead run the HP in its most o...
Yep, can’t disagree with that. I must admit, I was highly motivated by performance and everything else was an afterthought.
I would like to agree with you, I really would. However, the data (my HP) shows otherwise. Oversizing is not as detrimental as people are led to belie...
- 26 Forums
- 2,227 Topics
- 49.5 K Posts
- 136 Online
- 5,892 Members
Join Us!
Podcast Picks
Latest Posts
-
RE: Help me keep the faith with my air source heat pump installation
If its set to active then the HP will adapt the WC curv...
By JamesPa , 18 minutes ago
-
RE: Samsung Heat Pump – Can't Activate TW2 Pipe Sensor (for Delta T Control)
Zigbee seems stable but not every manufacturer's ZigBee...
By Batpred , 19 minutes ago
-
RE: Rate the quality of your heat pump design and installation
More like Octopus wanted to fit a Cosy 6 at the end of ...
By bimbleuk , 1 hour ago
-
So my plans when installing the 8kw solis and 16kwh sep...
By Batpred , 8 hours ago
-
RE: Electricity price predictions
I forgot to comment on the government referring to Sili...
By Batpred , 10 hours ago
-
RE: Options on flushing my system
@editor Yeah I watched the episode and am probably goin...
By Grantmethestrength , 11 hours ago
-
RE: Daikin Octopus installation update - I saw my first defrost. 😍😂
@toodles Useful reply and because Heat Geek mentioned i...
By bimbleuk , 15 hours ago
-
RE: How good is the app support for your heat pump?
Yes. Personally I would only use a heating control app ...
By Batpred , 15 hours ago
-
RE: Replacing knackered oil boiler with Samsung ASHP - Perthshire
The Legionella disinfection is done by the immersion he...
By Mike H , 16 hours ago
-
RE: Renewables & Heat Pumps in the News
@transparent Yup, should have been better to say, wh...
By Batpred , 16 hours ago
-
RE: Forum updates, announcements & issues
@editor Hardly worth taking up the memory space for a p...
By Toodles , 17 hours ago
-
RE: How to add a new topic to the forums & unsubscribe from forum email notifications
@old_scientist, that doesn't exist presently... I will ...
By Mars , 18 hours ago
-
When will fusion be producing energy?
We got on a sidetrack elsewhere but best to create it h...
By Batpred , 18 hours ago
-
RE: Rodents! A word of warning for heat pump owners
Useful and timely reminder!
By Tim441 , 19 hours ago
-
RE: Renewable Heating Hub Homeowners' Q&A Podcast
@lucia, I appreciate the feedback, and we’ve received a...
By Mars , 1 day ago
-
RE: Grant 13kW Aerona3 - issues getting zones to temp
I hope out of all of this that I can run the system at ...
By Crimson , 1 day ago
-
RE: Air source heat pump roll call – what heat pump brand and model do you have?
Daikin Altherma 3M - 4kW (R32 2022 Release) (EDLA04E2V3...
By bimbleuk , 1 day ago
-
RE: Twin 10kw Grant Aerona Volumiser Tanks using lots of power
The Grant Aerona3 external volumisers are insulated uni...
By Grantmethestrength , 1 day ago