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Kev M
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Kev M
@kev-m
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Joined: Mar 5, 2021
Last seen: Jan 8, 2025
Profile Activity
Topics: 10 / Replies: 1266
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RE: Keystone COPs? I'm not getting the efficiencies I expected on my Ecodan.

It uses the csv file downloaded from my MMSP monitoring. It's done in python/github and runs on my laptop. It logs into Melcloud, calls the csv file ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Keystone COPs? I'm not getting the efficiencies I expected on my Ecodan.

I'm sure your setback is saving money. You don't lose too much heat overnight and it recovers quite quickly. Why do you increase the temp in two pha...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: 17kw Grant Aerona heat pump not performing

They will; it's in the contract: Applications submitted before 1 April 2016 have their tariffs adjusted in line with the Retail Price Index (RPI). ...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Combustion Source Heat Pump?

The point with an ASHP or GSHP is that the extra energy you get is free. So with a COP of 3, you put 1kW (or a bit more in reality) and get 2 for not...

2 years ago
Forum
Wood Burners, Biomass, Small Scale, Biofuels & Other Heating Alternatives
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RE: My Mitsubishi ASHP has used 1078kWh from 25 November to 31 December – Help please

Maybe we need to go back a step. You have a 60m2 new(-ish) built space with ufh and a 8.5kW Ecodan. It's using about 30kWh per day in winter to 'heat...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Ecodan. How to run this efficiently with zero understanding.

Room Temperature and Auto Adaptation are indeed the same animal. 😎 There are 3 heating modes• Heating room temp. (Auto adaptation)• Heating flow te...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Keystone COPs? I'm not getting the efficiencies I expected on my Ecodan.

What I was getting at was more trying to find out the logic behind the decisions taken by the ASHP when to start and stop and, in the case of Mitsubis...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Ecodan Controller Placement?

They should only get as hot as the WC target if you're on WC. If you're in AA they will get a lot hotter than that.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Keystone COPs? I'm not getting the efficiencies I expected on my Ecodan.

Not at all, sometimes only I know what I'm thinking and need to explain better! I think we're all doing a great job with one hand tied behind our ba...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan. How to run this efficiently with zero understanding.

Hmm, when I first tried AA, it put the flow up to 53 right away and the WC maximum is 43. I've since limited it to 48 (which definitely works). If y...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Keystone COPs? I'm not getting the efficiencies I expected on my Ecodan.

I know but it depends what you want to compare. I was trying to answer @cathoderay's question, which (I think) was whether a boost on its own would w...

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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RE: Keystone COPs? I'm not getting the efficiencies I expected on my Ecodan.

@derek-m I'll give that a try.

2 years ago
Forum
Air Source Heat Pumps (ASHPs)
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