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Heatpump output vs efficiency dilemma

Archer
in Air Source Heat Pumps (ASHP)

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Just now, markocosic said:

IME pretty uncomfortable to have 3 kW zero kW 3 kW Xero kW blowing at you.

Yeah, I guess that's one area a water (and particularly UFH) system would have an advantage. 

 

Maybe it could do clever stuff about blowing the air away from people. 

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  • SteamyTea
    SteamyTea

    Because they are using statistical averages.   Take a simple journey in two very different cars. A small diesel and a heavy petrol. The journey takes the same time, but the small diesel uses

  • SteamyTea
    SteamyTea

    Because 7⁰C does not happen very often.   Go for the larger one, less chance of frosting up.

  • markocosic
    markocosic

    Go for two far smaller ones. Oversizing not a good idea for cycling, life expectancy, comfort etc. COP often drops at minimum output too.   One thing to note is distribution of work. Upstair

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