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JamesPa
@jamespa
Moderator
Illustrious Member
Joined: Apr 3, 2023
Last seen: Nov 14, 2025
Topics: 18 / Replies: 3373
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RE: Heat pump monitoring

Indeed. But with your car and heat pump they basically have control of your energy consumption and can take care of minimising cost to the consumer, ...

1 year ago
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RE: Heat pump monitoring

I think a valid question is - what savings could be achieved with just a bit of fixed profiling of setbacks based on energy price, and how do they com...

1 year ago
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RE: Heat pump efficiency v Outside Air Temperature

@mike-patrick It is a fact that ASHPs are less efficient at low air temperatures, thats all documented in the specs and is a direct result of the the...

1 year ago
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RE: Glycol top up advice

Your description of the Mitsubishi pre-plumbed cylinder is what I understand also. If there is a (separate) heat exchanger to separate glycol from no...

1 year ago
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RE: How to make me regret installing a heat pump

Further to the above I have the impression that there are in fact a fair number of people (particularly young people) who are scared of climate change...

1 year ago
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RE: Hot Spring Ground Source Heating

Modern DHW cylinders designed for heat pumps have quite sophisticated finned coils to maximise the surface area and thus heat transfer. Ideally you p...

1 year ago
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RE: How to make me regret installing a heat pump

Yup, its a chicken and egg situation. Until people accept that it must be done they will find ways to avoid doing it if its inconvenient to them. Bu...

1 year ago
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RE: Hot Spring Ground Source Heating

On another forum and in a different context someone (@johnmo who is also on this forum) has just posted this link Its designed for DHW (which presu...

1 year ago
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RE: Glycol top up advice

Before you put glycol in the radiators, do you have a heat exchanger to separate the external plumbing from the internal. Thats quite common (but not...

1 year ago
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RE: How to make me regret installing a heat pump

@lucia Just a (possibly evil) thought. There are politicians and political movements throughout history that have been highly successful on the back ...

1 year ago
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RE: Hot Spring Ground Source Heating

@allenc According to Wiki geothermal power heats 89% of the houses in Iceland, and over 54% of the primary energy used in Iceland comes from geother...

1 year ago
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RE: Hot Spring Ground Source Heating

So if the water from the spring were cooled to say 30"C running through a heat exchanger, 4l per minute is 20×4.2/60 x 4 kW, about 5kW. That's a usef...

1 year ago
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