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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: 4403
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RE: What do we need to know before installing a heat pump?

@cathoderay Sorry, I should have clarified, it is the high ambient end of the curve, so changing the present 35C to 40C. It will indeed cause cyclin...

3 years ago
Forum
Government Schemes, Regulations, Training, Planning & Organisations
Reply
RE: LG Therma V R32 Monobloc. Setup advice inc flow temperature & weather compensation

Please explain your motivations, I would love to hear.

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: LG Therma V R32 Monobloc. Setup advice inc flow temperature & weather compensation

You are indeed correct, the are no easy answers, but do you actually trust our present crop of politicians to formulate suitable long term strategies?...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: What do we need to know before installing a heat pump?

@cathoderay It is not that heat pumps are badly designed, in fact it is probably the opposite, it is that heat pumps are not designed to be operated...

3 years ago
Forum
Government Schemes, Regulations, Training, Planning & Organisations
Reply
RE: LG Therma V R32 Monobloc. Setup advice inc flow temperature & weather compensation

I welcome the fact that you are trying to reduce your energy consumption, and I would encourage everyone else to try to do the same. Whilst I hope tha...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: LG Therma V R32 Monobloc. Setup advice inc flow temperature & weather compensation

I am a firm believer in trying to save both energy and money at the same time, but human nature means that money often takes precedence over energy ef...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: LG Therma V R32 Monobloc. Setup advice inc flow temperature & weather compensation

Please forgive me if I upset anyone, but I am getting a strong feeling of 'Sod the planet, so long as we can do so cheaply'. 🙄

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: What do we need to know before installing a heat pump?

@jamespa CR was advised to consider removing the PHE quite some time ago. I think that Batalto followed the advice and achieved quite considerable i...

3 years ago
Forum
Government Schemes, Regulations, Training, Planning & Organisations
Reply
RE: Mitsubishi Ecodan & Raspberry Pi automations

Your charts are quite interesting and are a good example of what appears to be happening within a heat pump system. The 3rd was quite a sunny day, and...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: What do we need to know before installing a heat pump?

@cathoderay I think that we went through many of these aspects quite some time ago, but it does no harm to have a recap. Your calculations based a...

3 years ago
Forum
Government Schemes, Regulations, Training, Planning & Organisations
Reply
RE: What do we need to know before installing a heat pump?

@cathoderay On the first graph, how did you arrive at the weekly energy output for the oil fired system? Did you record the oil consumption each wee...

3 years ago
Forum
Government Schemes, Regulations, Training, Planning & Organisations
Reply
RE: What do we need to know before installing a heat pump?

The problem with heat pumps is that they are not supplied from a single energy source, and this can be affected quite considerably by changes in outsi...

3 years ago
Forum
Government Schemes, Regulations, Training, Planning & Organisations
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