Last seen: Apr 7, 2025
Why do buffers get such a bad press? They aren't evil, they're just not properly designed. I buffer should hold a volume of heat and absorb swings ...
@JamesPa OK, I'll give it a go (no promises), point me in the direction of what you're trying to solve. Edit: Just had a thought, one technique I u...
@cathoderay Ah OK, sounds like an interesting way to observe heat loss. I didn't mean to step on people's toes. I'm looking forward to seeing more d...
Heat transfer through objects can be determined by the equation: Q = U.A.DT Q = Energy transfered, kJ U = Heat Transfer Coefficient, kJ/m2/C A...
A slight distraction: But just to show what high temperature heat pumps can really do! Bob
Ah....yes, sorry. The spreadsheet is actually a generic calculation. My comment "the ASHP power at 12kW" was me trying to say "I've limited the inpu...
I find myself hoping for cold weather and more data 😉 Bob
Yeh...those are them 🙂 Bob
@transparent Yes, all those reasons crossed my mind when I was designing the original system. To answer your original question, please see the attac...
@cathoderay It's great your house is now getting too warm, we're making progress. It looks to me as though the average ASHP power is higher with the...
Sure, here's bunch of pictures. The plate exchanger is shoe horned into the back of the airing cupboard, it's not easy to get photos of. ...
@Transparent it's an interesting proposal. I don't think the energy balance quite works. The radiators and hot water tap remove energy from the sys...
Latest Posts
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RE: My DIY Heat Pump installation
Its what ive used. I know some people choose ones which...
By bontwoody , 2 hours ago
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RE: Jokes and fun posts about heat pumps and renewables
Did @mark-hall really just say that?! 🤯 He drop...
By Mars , 3 hours ago
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RE: Grant 13kW Aerona3 - issues getting zones to temp
Oh completely, he even said without the hydrau...
By Crimson , 3 hours ago
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We privatised electricity (back in the 80s I think) so ...
By JamesPa , 3 hours ago
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RE: Electricity price predictions
So he must have a good team helping him in this.. ...
By Batpred , 6 hours ago
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RE: Midea ASHP – how to set weather compensation
I can't do it for a Shelley device, but I can for Eastr...
By cathodeRay , 8 hours ago
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RE: Help me keep the faith with my air source heat pump installation
There is no such thing as a silly question! @toodles ...
By JamesPa , 9 hours ago
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RE: UFH downstairs and radiators upstairs balancing question
Isn't this a great example of KISS!
By JamesPa , 10 hours ago
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RE: Who has a V2G EV installation
Would that be a Chint RCD perhaps? Have a look at thi...
By Transparent , 10 hours ago
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RE: Air source heat pump roll call – what heat pump brand and model do you have?
11.2kW Ecodan Manufacturer: Misubishi Model: PUZ-WM...
By DRB01 , 23 hours ago
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RE: Homely asking about Solar Panels.
@majordennisbloodnok I will report back with any develo...
By Toodles , 1 day ago
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RE: Mediation with RECC, what's your experience?
@editor Thank you, I really appreciate it! I've made ...
By TreeWizard , 1 day ago
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RE: Installer Fitted 9kW Instead of 11kW Heat Pump and Changed MCS Paperwork - What do I do?
Are you able to post a photo of that 180-litre cylinder...
By Transparent , 1 day ago
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Renewable heating and renewable energy are very jargon ...
By Majordennisbloodnok , 1 day ago
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Agreed. It doesn't take all that much maintenance to ke...
By Majordennisbloodnok , 1 day ago
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RE: Oil Boiler & Heat Pump Hybrid System
OK. Got it. As a fellow rural West Country resident, ...
By Transparent , 1 day ago
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RE: Flexi-Orb Heat Pump Scheme: A Game-Changer for the UK's Heat Pump Industry
Ok so that seems to be the key point namely only mcs ca...
By JamesPa , 2 days ago
