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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: 4405
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Reply
RE: Ecodan Room Temperature Mode

Ken, As I explained in a previous post an ASHP cannot behave like an electric heater or even gas boiler because the calorific value of its primary f...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Room Temperature Mode

Ken, Have you considered installing solar thermal to at least partially if not completely heat your swimming pool?

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Room Temperature Mode

An A2A will operate in the same manner as a A2W, as the outside air temperature falls it will work harder which will reduce its efficiency. I can se...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Room Temperature Mode

Hi Ken, The amount of energy required to heat a 100 cubic metre swimming pool by 1C is approximately 3500 times greater than that required to heat a...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Ecodan Room Temperature Mode

Hi Ken, Whilst both an A2A and A2W heat pump can be used to heat the air within a home, the way in which they achieve this objective is fundamentall...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat wave 2022 & the case for A2A ASHPs

@kev-m I installed an A2A Heat Pump which is used predominantly for heating and very occasional cooling. As far as I am concerned it meets the crite...

3 years ago
Forum
Insulation
Reply
RE: the price of industry failings.

@alec-morrow You don't have to convince me of your knowledge and experience, but you highlighted a problem within your specified industry. What so...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: the price of industry failings.

@alec-morrow You don't have to convince me of your knowledge and experience, but you highlighted a problem within your specified industry. What so...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: the price of industry failings.

@alec-morrow Yes, I appreciate that the manufacturers produce standard generic designs, but just as in industry, the design has to be tailored to th...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: the price of industry failings.

@alec-morrow What you propose has already been fully adopted within industrial control systems, I was working on such systems 50 years ago. As you...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: the price of industry failings.

@hughf As an Instrumentation and Control Systems Engineer with a 50+ years career I have worked on many projects, small, medium. large and very larg...

3 years ago
Forum
Air Source Heat Pumps (ASHPs)
Reply
RE: Heat wave 2022

@chickenbig Have a look on the Appliances Direct website where you can purchase an 8.8kW 3 indoor / 1 outdoor A2A system for just under £1300, and t...

3 years ago
Forum
Insulation
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