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scrchngwsl
@scrchngwsl
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Estimable Member
Joined: Oct 26, 2022
Last seen: Oct 1, 2026
Profile Activity
Topics: 5 / Replies: 95
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RE: Do setbacks save energy without compromising comfort?

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...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

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...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Cosy Octopus and heat pump settings

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...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Cosy Octopus and heat pump settings

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...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Do setbacks save energy without compromising comfort?

It's also 2.4kWh extra heat generated in your home (assuming the circulating pumps are inside the thermal envelope of your home).

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Do setbacks save energy without compromising comfort?

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...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Optimising ecodan ASHP

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...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Do setbacks save energy without compromising comfort?

@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...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Do setbacks save energy without compromising comfort?

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...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Solar battery size- advice please!

Thanks for posting this, it's really useful, especially on the total cost of your system + installation costs. That's what always gets me - I know I'm...

3 years ago
Forum
Energy Storage
Reply
RE: PM recommits UK to Net Zero by 2050 and pledges a “fairer” path to achieving target to ease the financial burden on British families

They've all tooled up for 2030. Switching to a 2035 roadmap now, only for a potential Labour government to change it back to 2030 in 2 years would be ...

3 years ago
Forum
Government Schemes, Regulations, Training, Planning & Organisations
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RE: Solar battery size- advice please!

@allyfish Yeah, the Cosy tariff is particularly interesting with its two cheap periods: it means that I can charge the same battery twice a day, effec...

3 years ago
Forum
Energy Storage
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