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Derek M
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Derek M
@derek-m
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Illustrious Member
Joined: Mar 4, 2021
Last seen: Sep 19, 2024
Profile Activity
Topics: 7 / Replies: 4405
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RE: Air sourced heat pump with ground air pre heat

Many, many years ago, I remember watching a TV program about a test house that was built, I think in Sweden, with not a heat pump, but MVHR. The inc...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting to Midea MSmartHome using a PC

I have just noticed that you can see the flow rate measurement, could you explain how?

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting to Midea MSmartHome using a PC

@cathoderay Actually, I don't think that cracking the structure may be too difficult, since we now have a reasonable idea of how the data is encoded...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Low Loss Header is losing 1.5c from flow temperature

You should not actually need to remove your buffer tank, just change it into a volume tank. Disconnect both the flow pipe from the heat pump and the f...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting to Midea MSmartHome using a PC

Was the Notify1 and 2 already in the code or did you add them? There will be a limit on the packet size available, so to transmit more data may requ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Vaillant Arotherm yeild and COP readings

@yogabob You are perfectly correct that COP is measured as heat energy out divided by electrical energy in. The way that a heat pump works, is tha...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting to Midea MSmartHome using a PC

I realise that it is a pain having to reload and restart your system when changing the software, but I would suggest, as a test, just initially adding...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: This does not make sense - documents needed for EPC score

I suppose the simplest way to assess energy efficiency could be by annual energy consumption per square meter.

3 years ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Connecting to Midea MSmartHome using a PC

@cathoderay I think that I am wrong about the data selection being based upon the variable names, unless it is done by HA. Your addition of self.b...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Connecting to Midea MSmartHome using a PC

@cathoderay If you wish you could try adding the blue coloured code in the attached climate file and see what results are produced. From my limite...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Low Loss Header is losing 1.5c from flow temperature

No problem. That has happened to me on a number of times, and it always seems to occur when you have written a really long post. I think that the sy...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Finding water leaks

You could have a look at this device.

3 years ago
Forum
DIY
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