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
-
RE: My misgivings about installing ASHP and solar panels via the ECO4 scheme...
@editor that's true Mars but I believe the same organis...
By bontwoody , 4 hours ago
-
RE: How not to install a heat pump
You are right. Thinking on this has evolved over the p...
By JamesPa , 7 hours ago
-
RE: Vaillant AroTherm Plus 7kW
Thanks for the comprehensive write-up, I am considering...
By Scalextrix , 7 hours ago
-
@ashp-bobba ‘Wattson, how many grammes of Co2 are you r...
By Toodles , 9 hours ago
-
RE: DHW SET UP with Samsung gen 5
Thats good news indeed, you are very likely almost ther...
By JamesPa , 9 hours ago
-
RE: Commencing on an ASHP Installation Process
@hcas Perhaps the installers are those miniature Chines...
By Toodles , 10 hours ago
-
RE: Renewables & Heat Pumps in the News
Ain't consumerism wonderful! Just because EVs could b...
By Majordennisbloodnok , 11 hours ago
-
RE: Plate heat exchanger considerations
As far as I can tell my vented system would have a peak...
By Scalextrix , 11 hours ago
-
RE: Air Changes per Hour - ACH and the MCS requirement
There have been a few discussions dotted around (e.g. I...
By Declan90 , 14 hours ago
-
RE: Heat Pump Servicing & Maintenance – Good Value or Rip-Off?
Having made some enquiries locally I have found a compa...
By Morgan , 17 hours ago
-
RE: I don't need any heating in the summer. How do I turn my Samsung heat pump off?
Thats great Someone else is struggling with this in a...
By JamesPa , 17 hours ago
-
@bart Best of luck moving forward, I look forward to he...
By ASHP-BOBBA , 2 days ago
-
RE: Ecodan EMP2 kit - is it any good?
Please note: heat meter accuracy at 95+% is as long as ...
By ASHP-BOBBA , 2 days ago
-
RE: Flow Rate & Low Loss Headers
Houses with reasonably low loss aren't going to require...
By JamesPa , 3 days ago
-
RE: Help me keep the faith with my air source heat pump installation
If it's running on WC then at night it's quite likely t...
By JamesPa , 3 days ago
-
RE: Jokes and fun posts about heat pumps and renewables
@majordennisbloodnok That’s OK as long as the ‘Terminol...
By Toodles , 4 days ago
-
RE: RDSAP10 effect on existing heat pump EPC rating?
@aaron All features were in place for the last several ...
By AF1 , 4 days ago
