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Kev M
@kev-m
Member
Noble Member
Joined: Mar 5, 2021
Last seen: Jan 8, 2025
Profile Activity
Topics: 10 / Replies: 1266
AllTopicsReplies
Topic
ASHP Standby Electricity Consumption
4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Replies: 9
Views: 3555
Reply
RE: Will you be able to afford running your air source heat pump this winter?

Yes, but it's going to hurt. Lower temperatures, more coal/wood burnt and extra layers I think. In relative terms, it's worse for gas CH homes; not ...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Electricity price predictions

The new price cap of £2800 is going to mean 36p or so per kWh. Not good, not good at all. 😐 To think I was a bit miffed when I had to sign up for ...

4 years ago
Forum
Electricity, Tariffs, Monitoring, Electrics & Providers
Reply
RE: Vaillant Arotherm Plus issues - circulation, efficiency and performance

This is mine. The pipes go up and under the eaves (bungalow)

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: 14kW Midea ASHP in an old leaky building

This is (I think) a defrost cycle. The unit sucks warm water back to melt the ice so the flow temp drops. It then has to use energy to warm it up ag...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: 14kW Midea ASHP in an old leaky building

I think you're right. If you believe their numbers (and I don't know of any reason not to) you can see that the badged capacity is available down to ...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Question for ASHP installers: What proportion of your initial surveys/ site visits follow through to an installation?

I don't think there are many installers here; not ones that admit to it anyway. You said "...there is an opportunity to assist and educate homeow...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Spotted this re. Octopus on another forum

A Freudian slip perhaps? I hope not! (my bold) Tesla powerwalls are a bit different; they are a premium product for people who probably won't have ...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: 14Kw Mitsubishi Ecodan ASHP

@rv3 the RH graph looks normal. Even though the tank target is 50 deg or so, the flow will be higher to achieve that. I still don't get the 70 de...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: 14Kw Mitsubishi Ecodan ASHP

Is the tank temp reaching 60 or 70 deg or is that the flow temp? It certainly seems strange that the ASHP has no DHW activity. Can you download/see t...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Spotted this re. Octopus on another forum

Shared, open protocols are good but anything that ties in a user or otherwise restricts choice of electricity supplier based on hardware is a really, ...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Vaillant Arotherm Plus issues - circulation, efficiency and performance

It might. When the output flow temperature is low, as with a heat pump, you need the flow rate to be high. If it isn't, the return flow, and therefor...

4 years ago
Forum
Air Source Heat Pumps (ASHPs)
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