Last seen: Mar 11, 2025
@cathoderay I did some maths over my lunchbreak and I think I've got an explanation for why there is a polynomial in the relationship. I think it is...
I also found other forms of the curve that better fit the data when doing my EDA, many of which confused the hell out of me, including the polynomial ...
@cathoderay I've made a few modifications having looked through your posts. First, the problem with applying the "no setback" model to the "yes setb...
So I did a quick model in R on the hourly data, and I found that the setback period used 1% less electricity than the model suggests would have been u...
This is absolutely the right question to ask, and then to follow up - so what should your should your strategy be for raising and lowering the set tem...
You could try increasing the tank target temperature so that, even if it's 3C below and doesn't trigger, it's still hot enough for long enough to supp...
I'm on Intelligent rather than Cosy, but I have automated my heat pump to boost the flow temp by 5C during the cheap period. I don't think it's game c...
It's also 2.4kWh extra heat generated in your home (assuming the circulating pumps are inside the thermal envelope of your home).
If we're getting R-squareds of 0.9 with just the OAT vs energy consumed, then we're probably not going to be able to discern a 5-10% difference in ene...
This was my experience too, and our installers removed the FTC6 and replaced it with an FTC5. Otherwise, I believe, you have to invest in the dedicate...
@jamespa I think it is better to measure energy consumed of course, but then you also need to take into account things like Time of Use tariffs. For e...
There's really no meaningful difference between those two lines at all. People can set their setbacks if they want and not worry about it, or people c...
Latest Posts
-
Servicing Hitachi HP in rural Somerset
A neighbor is struggling to get someone to service his ...
By glpinxit , 22 minutes ago
-
RE: Ecodan consuming 100kwh per day in new build!!!
@anca1808 I have just reviewed the whole thread. In s...
By JamesPa , 2 hours ago
-
RE: Heating coming on when not required
I played with a max heating temp but there is a world o...
By JamesPa , 13 hours ago
-
RE: Pressure drop Primary circuit
I've always regarded topping up heating systems as my j...
By JamesPa , 13 hours ago
-
RE: Heat pump solutions and/or installer recommendations for France
I’d travel to France for work if you were struggling wi...
By Damon Blakemore , 19 hours ago
-
RE: 5 Star Service from Havenwise
That's always a danger with any new good idea, @morgan....
By Majordennisbloodnok , 1 day ago
-
Have your say in the Renewable Heating Hub Awards
It’s time to celebrate the best (and call out the worst...
By Mars , 1 day ago
-
-
RE: Mitsubishi cycling while on chilled water output
@iaack yes there's no denying that cold air sinks! I s...
By downfield , 2 days ago
-
RE: Weather compensated secondary circuits with Biomass
@andycoo that flooring sounds ideal. Extra volume is ...
By Sune , 2 days ago
-
If you are thinking of heating on the immersion conside...
By JamesPa , 3 days ago
-
RE: Surface mount or bury primaries for heat pump installation?
@tomasmcguinness, I think your best bet would be using ...
By Aventus Eco , 4 days ago
-
RE: Solar Power Output – Let’s Compare Generation Figures
@toodles all depends on asking the right questions! And...
By Tim441 , 4 days ago
-
RE: Commencing on an ASHP Installation Process
I received confirmation this morning that my Greener Ho...
By Sheriff Fatman , 4 days ago
