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SUNandAIR
SUNandAIR
@sunandair
Member
Noble Member
Joined: Dec 30, 2022
Last seen: Apr 19, 2025
Topics: 5 / Replies: 477
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RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

hi @jamespa Thanks for your reply. Thinking I can see a pretty good analogy and I will post it in the morning. 👍

2 months ago
Reply
RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

Yes I think That’s quoted quite a lot if I’m getting your ratio of 3 correctly. The problem is, like all rule of thumb approximations is that that man...

2 months ago
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RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

Thanks for the nod James Hopefully my hand drawn “spreadsheets” are working now…. and the more detailed spreadsheet….. I hope the numbers are ...

2 months ago
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RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

Thanks for the official documentation info @transparent . I hadn’t read the most recent offering…. Is it me or does it really avoid tying anything dow...

2 months ago
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RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

not sure I agree… most of the sizing issues can be done at the design stage as a calc exercise. And as you and I have discussed previously… the design...

2 months ago
Reply
RE: Controversial opinions - pure weather compensation, buffer tank, heat loss, oversized heat pumps

With due regard for the title of this topic… This debate has been brewing for quite a few weeks now. It certainly asks some questions of the standar...

2 months ago
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RE: Ecodan 6kW - is it "cycling", or normal operation?

@clockworks while your sorting your wireless controller I have time to write a post on your rad capacity and the correct maths for sizing. So maybe l...

3 months ago
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RE: Ecodan 6kW - is it "cycling", or normal operation?

Hi @clockworks Yes I sent you the charts which showed 3kw minimum output. I was very impressed when you managed to create the same hourly chart a...

3 months ago
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RE: Ecodan 6kW - is it "cycling", or normal operation?

Hi @clockworks. I was just suggesting the one hour MELCloud graph so it’s more detailed. I think @gary could see what I was driving at.... the actua...

3 months ago
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RE: Ecodan 6kW - is it "cycling", or normal operation?

Thanks for the description @clockworks, that gives a better picture of your setup. I’m not sure if I’m interpreting your graphs properly but it appe...

3 months ago
Reply
RE: Ecodan 6kW - is it "cycling", or normal operation?

@clockworks The wireless controller will modulate the HP and reduce output as the HP approaches the target room temp- but only when in Auto Adapt m...

3 months ago
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