Last seen: Sep 19, 2024
If you would care to provide the minute by minute raw data for last nights chart, I will run it through the Modeling Tool as see if it predicts that c...
@cathoderay I would state that last nights cycling was due to the weather being milder, hence the heat demand was below the minimum output of the he...
@cathoderay What was the operating mode of the heat pump?
I will make one final attempt. But your heat pump controller does know the true OAT shortly after it has stopped running, the problem being that it ...
It means that I don't have a problem if you wish to keep going round in circles.
The WC curve needs to match the heat loss of your home. What is the heat loss calculation? When heating the hot water cylinder, the heat pump increa...
@cathoderay No problem.
What are the settings of the Weather Compensation (WC) curve?
Okay, time to go back to basics. What is the size and type of your home? What is the heat loss calculation for your home? What is the output capacit...
That is the reason why I suggested putting the system in fixed LWT mode for a period of time, it is similar to putting an auto control system into man...
@cathoderay What is the 'source' of the Set LWT reading? Is it read from the Midea controller? I wonder if the controller waits until the LWT has ...
So you are the culprit behind NG (or whatever they are called, or going to be called) having to carryout such excessive upgrades. 😋
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WC curve best discovered by experiment anyway as any lo...
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RE: Midea ASHP – how to set weather compensation
I noticed that too and thought the same thing, but then...
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Er true, it should have read l/hr!
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RE: Buffers, hot water and cooling
@dgclimatecontrol thanks, that's helpful.
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