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mjr
@mjr
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Prominent Member
Joined: Feb 23, 2022
Last seen: Mar 18, 2024
Profile Activity
Topics: 2 / Replies: 299
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Reply
RE: Mitsubishi Ecodan & Raspberry Pi automations

Just to note for future readers: the first post was in the introductions topic and got moved here because of @mikefitz's question. I did not post it a...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea MHC-V16 new install

@grahamh I think @derek-m knew that but was trying to understand why you'd recommend it. Other than the agile tariff control (which isn't worth the mo...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Mitsubishi Ecodan & Raspberry Pi automations

@derek-m the system runs with weather compensation except for when the heating is "off" overnight or after overheating. As I hinted at, the auto adapt...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Who's your electricity provider and what's your tariff?

@boblochinver let's continue this elsewhere if you're interested as we're now a long way off electricity tariffs for charging lightweight e-vehicles b...

3 years ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Mitsubishi Ecodan & Raspberry Pi automations

@mikefitz some examples: adjusting the target temperature by a few degrees with the strength of wind or sun: we're in a fairly windy location, but...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Who's your electricity provider and what's your tariff?

You may be right but I would be surprised. Our house is too big and a 1980s design with minor insulation upgrades (40mm in loft when we moved in!) but...

3 years ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Who's your electricity provider and what's your tariff?

I think 40kWhs is a bit high but even so, I think it's going to need a combination of smart grid, smarter ASHP controllers so we're not all running th...

3 years ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Midea MHC-V16 new install

Yes, understood, and my point was that even 8% would be worth saving these days. 20% definitely is. @grahamh has another post which mentions why he ...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Midea MHC-V16 new install

I'm not sure because I didn't leave my unit off compensation long enough to find out, but even if it was only 8%, find me someone who pays the bills w...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat recovery systems

Could you show the crunching, please, because that does seem surprisingly bad? I'm currently looking at heat-recovery ventilation for a space with an ...

3 years ago
Forum
Well & Truly Off The Grid
Reply
RE: Who's your electricity provider and what's your tariff?

@george tariffs vary by region and have you included the forecast 20% increase in October 2022 when making your comparison? And I think that was forec...

3 years ago
Forum
Electricity, Tariffs, Monitoring & Providers
Reply
RE: Cost of running my new Air source surprising me - please help on most efficient way to run it!

To edit the compensation curve on the FTC, enter the menu by holding down the menu button instead of pressing it. The menu will look the same at first...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
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