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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: 4403
AllTopicsReplies
Reply
RE: New PV+ battery system, help required

Hi Transparent, Are you developing something similar to the SMA system?

5 years ago
Forum
Solar Photovoltaic (PV)
Reply
RE: Vaillant AroTherm 7kW Air Source Heat Pump

Hi Duncan, You are not being a pain. I have spent most of my career problem solving, which I find most enjoyable. 😀

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Vaillant AroTherm 7kW Air Source Heat Pump

Hi Duncan, That's because I forgot to attach it. 🙄

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Vaillant AroTherm 7kW Air Source Heat Pump

Hi Newbie, It depends if the pipework is within the internal area of the building and hence helping to provide heat energy, or if it is say undernea...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Vaillant AroTherm 7kW Air Source Heat Pump

@duncan-mac Hi Duncan, If you have a suitable thermometer then try measuring the temperature on the pipework going into and coming out of each ra...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Vaillant AroTherm 7kW Air Source Heat Pump

Hi Duncan, I do believe that you should be getting higher COP values than you are doing so at present. If everything is set up and functioning cor...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Vaillant AroTherm 7kW Air Source Heat Pump

@duncan-mac Probably the best way to set up the weather compensation curve would be to open all the radiator valves fully (both ends), except on th...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Vaillant AroTherm 7kW Air Source Heat Pump

Hi Duncan, It is no bother, my goal is to help as many people as possible to reduce their energy consumption. Do you know to which of the various ...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Vaillant AroTherm 7kW Air Source Heat Pump

@duncan-mac Hi Duncan, How is the COP being calculated? Where is the SensoComfort located? There are three main factors which affect the effi...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Vaillant AroTherm 7kW Air Source Heat Pump

Do you have thermostats and/or TRV's installed and are they switching your heat pump on and off? If that is the case then your system may not be opera...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Vaillant AroTherm 7kW Air Source Heat Pump

Hi Duncan, From the information that you supplied it would appear that your system is adequately sized for most eventualities, though like most heat...

5 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: DIY Heat Pump controller (driver)

@tamkov Hi, I am not familiar with Ardruino programming, but it would appear that one of the calculations being performed is creating an Integer ...

5 years ago
Forum
Ground Source Heat Pump (GSHPs)
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