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JamesPa
@jamespa
Moderator
Illustrious Member
Joined: Apr 3, 2023
Last seen: Sep 16, 2025
Topics: 17 / Replies: 2861
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RE: How to choose Towel Rails for an ASHP

Why? To stop them acting as a bypass?

21 hours ago
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RE: How to choose Towel Rails for an ASHP

So far as I have been able to establish towel rails are essentially useless for low temperature heating, they simply dont emit sufficient energy. In...

21 hours ago
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RE: Testing new controls/monitoring for Midea Clone ASHP

@cathoderay, @old_scientist I think @old_scientist is onto the right idea in terms of explanation. Can you remind us where the sensor is on the Midea...

24 hours ago
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RE: delta T = 10 (Daikin)

Crazy large and unexplained so far as I know, I had heard Daikin recommend this. 10% efficiency penalty compared to DT of 5 (because average emitter t...

1 day ago
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RE: Testing new controls/monitoring for Midea Clone ASHP

In a way I would like to agree with the final conclusion, but I can't yet. The transitions with switch on and off weren't spikes, they were shifts so...

2 days ago
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RE: delta T = 10 (Daikin)

That was Daikins answer to every single question I asked them during my discovery phase. ...Which is one of the reasons I discarded them from cons...

2 days ago
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RE: Testing new controls/monitoring for Midea Clone ASHP

Interesting. The minute data previously showed very distinct jumps in the Midea sensor when the heat pump switched on (downwards jump) or off (upward...

2 days ago
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RE: Midea ASHP – how to set weather compensation

Do they mean scop? SCOP of 4 at 45 is reasonable. If you just need a short blast then something that heats the air quickly, eg a fan heater. Ke...

2 days ago
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RE: Big Changes Coming to Our Heat Pump System

Yup Sadly consumerism, the foundation of our economy, depends on making us unhappy and thus buying ever more stuff to keep up with the neighbours or...

2 days ago
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RE: Big Changes Coming to Our Heat Pump System

And we (or at least some) expect to be able to do 5-4 showers in quick succession every day, and many other (largely luxury) thinks we now take for gr...

2 days ago
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