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Judith
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Judith
@judith
Member
Noble Member
Joined: Nov 28, 2023
Last seen: Oct 26, 2025
Profile Activity
Topics: 3 / Replies: 419
AllTopicsReplies
Reply
RE: Frequent power outages in the Southeast – A sign of things to come?

@jamespa our Vaillant control box, (wired into domestic power and hence on a domestic circuit trip) didn’t go back on automatically when we reset the ...

7 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Database of heat pump performance data?

That looks as if you’ve found it! I’ve browsed it a bit now. The lots of time I spent (wasted) was playing with the BRE tool before I realised tha...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: As We Head Into Spring and Summer… What’s Your Favourite Energy-Saving Tip?

We have external awnings/canopies to keep the sun out. They reduce the air temperature by 6C in the kitchen which has a large south facing window. The...

7 months ago
Forum
Your Home
Reply
RE: Database of heat pump performance data?

@madbilly I can’t help with most of your questions since I don’t work at BRE. I’m a heat pump customer with a professional science/engineering backgro...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Database of heat pump performance data?

You could try/p> BUT i spent ages on it before realising that the installation is what mattered not the pump. If a very efficient 10kW pump is bad...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Additional Battery v Wind Turbine v Ripple

Does anyone have access to thisor any other trade site with more information? This is the most detailed I’ve been able to google (non paywalled)/p>...

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: To relocate or add extra PV panels..advice required

Have a look at your roof and where the sun is falling. It’s not rocket science if the sun is on all of the panels you’ll be generating the most. If it...

7 months ago
Forum
Solar Photovoltaic (PV)
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RE: To relocate or add extra PV panels..advice required

It looks normal up to 10:30!

7 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: SolarPV tables / online calculator

This guy did a good analysis in summary go down a bit more at first then steady slighter decline. The “spec” is 20% down in 25 years.

7 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Additional Battery v Wind Turbine v Ripple

That is a real shame! Several people have put money with them.

7 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: To relocate or add extra PV panels..advice required

This is a sun curve once it is above the trees, nice and smooth. Do you have any access via an app to anything from your system? @wesleyp1874

7 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: To relocate or add extra PV panels..advice required

What does your Suncalc website say for June sunshine? Our neighbours have tall trees but in the 6 months of summer we still get good generation. Thi...

7 months ago
Forum
Solar Photovoltaic (PV)
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