Forums

Forums
Members
cathodeRay
Activity
 
Notifications
Clear all
cathodeRay
cathodeRay
@cathoderay
Moderator
Illustrious Member
Joined: Feb 28, 2022
Last seen: Nov 13, 2025
Profile Activity
Topics: 17 / Replies: 2344
AllTopicsReplies
Reply
RE: In the Bleak Midwinter... Midea heat pump performance, poor COP and windchill in action

Thanks for your interest. It hasn't really been tested yet. The recent modification to the code was to deal with a rather specific circumstance, a rap...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea 16kW R290 ASHP with plans for battery, PV and monitoring

We cross posted!

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea 16kW R290 ASHP with plans for battery, PV and monitoring

Midea heat pumps have a modbus connection in the wired controller, see your wired controller manual for details. If you are familiar with Arduino/Rasp...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

@starkers - not a problem. If I am not teaching grandmothers to suck eggs - if you are using a standard desktop browser, look for Developer mode and t...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

That is good news. If you can find the script/code that does the plot, it will have a line in it that grabs the data, and that will tell you where it ...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

I think one perhaps important consideration here is precisely this - what exactly does Homely do, and as part of that, how does it monitor and report ...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

@starkers - even more interesting! If we zoom in on the relevant bit where the red line is the flow rate (L/min), the magenta line is the LWT...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

I think choosing to run at 17 degrees and using supplementary heating on very cold days may make all the difference. In cold weather mine manages to g...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

At some point I suspect @transparent may appear and say we are travelling off piste. If necessary, we could move the Midea heat pump performance posts...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

@starkers - thanks, very interesting. it looks like you have the same step pattern, though it is somewhat obscured by the long interval on the x axis....

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

@starkers - also very interesting, sounds like another Freedom based installation (PHE etc, only my PHE is next to the cylinder at floor level, not on...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Getting the best out of a heat pump - is Homely a possible answer?

@el_presidente - hmm, interesting! Thanks. Mostly in the 1.3 to 1.5 range is not that far from where mine runs (mostly 1.43m^3/h). My chart is based o...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Page 62 / 197
Share:

Join Us!

Podcast Picks

Latest Posts

Members Online

Click to access the login or register cheese
x Powerful Protection for WordPress, from Shield Security
This Site Is Protected By
ShieldPRO →