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Boycey
@boycey
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Trusted Member
212 kWhs
Joined: Dec 15, 2024
Last seen: Jan 13, 2025
Profile Activity
Topics: 2 / Replies: 32
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Reply
RE: The Definitive Guide to Weather Compensation and Curves for Air Source Heat Pumps

Is there a weather comp curve for ecodan?

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Analysing MELcloud heat pump graphs

@sunandair Hi, yes flat is nice and warm, maybe slightly too warm, a couple of rooms getting to 22 plus. not very sunny today, so be interesting to se...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Daikin Octopus installation update - I saw my first defrost. 😍😂

@toodles thats great thanks very much. do you have any data for before and after having the homely, that would be interesting to see if you did?

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Analysing MELcloud heat pump graphs

@sunandair ive taken the tank temp off so the graph can be looked at better as suggested, and ill attach the internal temp for 24hrs, these are from t...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Daikin Octopus installation update - I saw my first defrost. 😍😂

@toodles hi how does the Homely thing work please, is it complicated, expensive?

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Analysing MELcloud heat pump graphs

@gary this is as you suggested, the last graph above without the Hw bits. not a good delta T

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Analysing MELcloud heat pump graphs

@gary my thought process was to run the flow temp low ie 25c but for longer, if I raise the flow temp it will run for shorter periods and hotter. I wa...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Analysing MELcloud heat pump graphs

It was colder last night so It looks like the flow temp is up as per westher comp. Maybe as @Gary says below ecodan doesn't like minimum flow temp to...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Analysing MELcloud heat pump graphs

@sunandair some graphs from last night,do thesel ook a bit better. not sure why flow and return are the same on the last one

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Analysing MELcloud heat pump graphs

@gary ive set it 25c til it gets to down to 15c, and 34c at -6c. its a modern well insulated flat, south facing, also has heat recovery ventilation.

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Analysing MELcloud heat pump graphs

@gary hi, thanks for your input, I've just been flicking through the ecidan set up booklet, just cage across flow temp range, in service menu/operatio...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Analysing MELcloud heat pump graphs

@sunandair thanks again. So my graph where the flow and return are straight across, contant delta T more or less, do you think that's good or bad? Wit...

2 months ago
Forum
Air Source Heat Pumps (ASHPs)
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