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Derek M
@derek-m
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Joined: Mar 4, 2021
Last seen: Sep 19, 2024
Profile Activity
Topics: 7 / Replies: 4403
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Reply
RE: Do setbacks save energy without compromising comfort?

@cathoderay I am sorry to hear that your heat pump is struggling, though the humidity is allegedly lower today which may help.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

@cathoderay Dates and times are important otherwise we may be comparing apples with oranges. Could you please remind me how you arrived at the 1.1...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

@jamespa I had arrived at the same conclusion, but did not make comment since I did not wish to influence others. From the table that I published,...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

@cathoderay Could you please provide all the relevant data and information in a timely manner, so that a correct peer review of your suggestions can...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

@cathoderay Could you please confirm the source of the data in the columns headed 'energy_in' and 'energy_out'.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

@cathoderay Could you please provide a copy of the data that you used to produce the most recent charts.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

@cathoderay Is there a particular reason why you keep changing the start time for the 24 hour test periods?

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

@sunandair I thought that when operating in WC mode, the LWT was the parameter being adjusted. Do you have charts for the LWT and RWT?

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

@sunandair The reheat at 2am occurred because the OAT was lower last night, so the IAT fell at a faster rate and reached the set room temperature at...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

@sunandair How are you achieving the lowering of the set room temperature?

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

I would respectfully suggest that rather than the V x I x Correction Factor, a more suitable equation would be:- Input Power = V x I + Auxiliary Pow...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Do setbacks save energy without compromising comfort?

Below is some information that all you budding statisticians may find of use. The table shows a comparison of the 1.18 correction factor against OAT...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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