Last seen: Sep 9, 2025
It already exists, you can't have a chart without numerical data behind it! I'll post it shortly, after I've added the kWh columns. The way my data co...
Someone after my own heart. We do try to stick to the 'there is no such thing as a stupid question, the stupid thing is not to ask' way of doing thing...
I agree, always be sceptical, always question whether what you think you see is what is actually going on. I think another pertinent question here is ...
That is indeed possible, but if there is an inrush it must be very short (and so does it really matter?). I sample every minute, @ivanhoew samples eve...
I think they are! The DT (delta t) isn't 25 degrees, its the difference between the LWT and the RWT which is a lot less and changes all the time, and ...
Here is the last 24 hours for my heat pump with amps added to the plot. Note that I do not have solar or batteries or inverters, just mains electricit...
@ivanhoew - yes, I agree, still a work in progress on the graphs! Try to make them clearer eg clearer x axis labels, delta what? etc. It's also not cl...
Latest Posts
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RE: Mitsubishi Ecodan 11kw Defrosting Issue.
@morgan this can just be done by your sepecilist when t...
By ASHP-BOBBA , 6 minutes ago
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RE: Who’s Caved and Switched the Heating On Already?
This one is critically dependent on where you are in th...
By JamesPa , 35 minutes ago
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RE: Buffers, hot water and cooling
I agree it seems like a lot of work particularly as its...
By JamesPa , 59 minutes ago
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RE: COP is not the only measure of efficiency
@jamespetts Lots of things to unpack here so I will co...
By JamesPa , 1 hour ago
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RE: Anyone still weathering it out with Agile?
@toodles I guess it all comes down to import averages. ...
By Tim441 , 4 hours ago
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RE: Renewables & Heat Pumps in the News
@mike-patrick Well, if Europe is stalling partly due to...
By Toodles , 5 hours ago
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RE: 300 Liter Tank - Do I have to heat it all?
The size of DHW tank affects the anti-legionella cycle....
By Transparent , 6 hours ago
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RE: Heat Pump SCOPs – The Truth Might Not Be What You Think
@scalextrix Name plate capacity
By HCas , 9 hours ago
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RE: Solar Thermal DHW and ASHP
I was originally contemplating a solar thermal installa...
By jamespetts , 9 hours ago
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RE: Solar Power Output – Let’s Compare Generation Figures
My system installed in July 2024 has produced 6.4mWh in...
By jamespetts , 10 hours ago
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RE: Vaillant aroTherm Plus 10kW thoughts?
Good unit. And the 10 kW is the same as the 12 kW I ...
By HCas , 1 day ago
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RE: A Customer's Lessons Learnt from a Heat Pump Installation in a Large House
@judith thanks for your suggestions. Starting from col...
By GrahamF , 1 day ago
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RE: Inventor (Midea) Heat Pump short cycling advice
I switched to "fan coil mode" to be able to set water t...
By immunity , 1 day ago
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RE: DESNZ doing a survey which asks the right questions!
Without a survey their only source of data is probably ...
By JamesPa , 2 days ago
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RE: Can you help with our research: solar panels, EV chargers, home batteries, heat pumps?
Just done your survey!
By Judith , 2 days ago
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RE: Failing heat pump system - seeking thoughts on a rebuild
@cleardene-ashp just thinking about your issues here. Y...
By Judith , 2 days ago
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RE: Midea ASHP – how to set weather compensation
@cathoderay OK let's wait and see, it sounds an interes...
By Tasos , 2 days ago
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RE: What is the Heat Geek Guarantee?
@judith, I’m with you on Heat Geek, but there really do...
By Mars , 2 days ago
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RE: Electricity price predictions
Community energy installations are a great idea, but th...
By Scalextrix , 3 days ago
