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Graeme
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Graeme
@graeme
Member
Eminent Member
86 kWhs
Joined: Apr 21, 2024
Last seen: May 1, 2024
Profile Activity
Topics: 2 / Replies: 9
AllTopicsReplies
Reply
RE: SCOP and seasonal variations

@ivanopinion Yes they are a help of sorts. My outdoor temperatures are 1C(low)-6C(high), 2C-9C, 8C-16C, 11C-19C. Average these to 3.5C, 5.5C, 12C,...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: SCOP and seasonal variations

@majordennisbloodnok Yes. I have HA is still a learning curve I need to embark on!

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: SCOP and seasonal variations

@majordennisbloodnok Apologies - now I understand what you are doing and why it requires a leap of faith. I will need to delve into the data in more d...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: SCOP and seasonal variations

@majordennisbloodnok That was very helpful Unfortunately, I have already baked in the savings. I fill my battery everynight. In Jan/Dec my curren...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: SCOP and seasonal variations

Thanks for the detailed reponse By implication - do most heat pump users maintain the same IAT during the night and daytime when not at home? I u...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: SCOP and seasonal variations

The only difference is that one is seasonally adjusted? True but SCOP and COP is measured at specific LWT and the metrics are usually given for d...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: SCOP and seasonal variations

@derek-m - that's my undertanding - COP and SCOP is a measure of the efficiency of the ASHP not the house. (though there are also distinct issues re t...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: SCOP and seasonal variations

@bontwoody Insulation shouldn't have an impact on SCOP as a metric? Surely it is just about raising a temperature from x to y? (poorly insulated will ...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
SCOP and seasonal variations
3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 24
Views: 343
Reply
RE: ASHP Advice: High Temperature vs. Low Temperature Heat Pump For Microbore

@jamespa I have (some) heat loss stats, though I am not convinced. eg some of the sizes given for windows are greater than their actual size! My gut f...

3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Topic
ASHP Advice: High Temperature vs. Low Temperature Heat Pump For Microbore
3 weeks ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 13
Views: 292
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