Forums

Forums
Members
Old_Scientist
Activity
 
Notifications
Clear all
Old_Scientist
@old_scientist
Member
Reputable Member
Joined: Jun 16, 2024
Last seen: Mar 6, 2026
Profile Activity
Topics: 6 / Replies: 354
AllTopicsReplies
Reply
RE: Performance of Heat Pumps in Mild Weather

Agree with the above. Without knowing what the modulation curve of any given heat pump/compressor looks like, about all we can do is assume the manufa...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Performance of Heat Pumps in Mild Weather

@heatgeek I have a very over-sized Samsung (12kW gen6, with a heat loss of maybe 4-5kW). We suffer with poor dT which struggles to get above 3C. Are y...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: What happens when the outside temperature exceeds the upper WC point?

Yes, that's the default value, but can be set between 10C to 35C.

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: What happens when the outside temperature exceeds the upper WC point?

@bontwoody on my gen6 Samsung it's FSV #4013 Heating Off Temp, and by default is set to OAT of 35C (I have reduced mine to 25C). Like @ashp-bobba says...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: What happens when the outside temperature exceeds the upper WC point?

I cannot speak for other manufacturers, but I know Samsung's WC 'curves' are very simplistic with just two set points with a straight line between, an...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: The gas supply that was!

Not an issue for us as there is no mains gas in our village despite an LNG terminal just down the road and a major 1m diameter gas main for the LNG pa...

11 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Solar Power Output – Let’s Compare Generation Figures

Our March generation was 133% of our PVGIS prediction at 400kWh generated versus 300kWh predicted from our south facing 3.645kWp array. Now winter i...

11 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Help me keep the faith with my air source heat pump installation

As @bontwoody says, if they are inside the heated envelope of the house then it becomes a question of whether it is more beneficial for more of the he...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Is it worth siting panels on an East facing roof?

Gutted for you. We are waiting to hear on our application to increase our solar array to 7.2kWp and add a Tesla PW3 battery (max 11.04kW export), but ...

11 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Is it worth siting panels on an East facing roof?

General wisdom is to oversize the array slightly, so if your export limit is 5kW (and you have or can add a 5kW inverter), then being able to generate...

11 months ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Is it KISS or constant – weather compensation vs. set flow temperature?

We ran our radiations at anywhere between 30-35C over winter. At 30C I struggle to tell they are on. If I place my face over the top of the radiator, ...

11 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Frequent power outages in the Southeast – A sign of things to come?

No issues here in West Wales, touch wood our supply is very stable. In a situation like that, I'd definitely be looking at a battery solution with ful...

11 months ago
Forum
Electricity, Tariffs, Monitoring & Providers
Page 19 / 30
Share:

Join Us!

Worth Watching

Latest Posts

Click to access the login or register cheese
x Powerful Protection for WordPress, from Shield Security PRO
This Site Is Protected By
Shield Security PRO →