Air-Source vs. Water/Ground-Source Heat Pump Systems ...
Air-Source vs. Water/Ground-Source Heat Pump Systems ...
Air-Source vs. Water/Ground-Source Heat Pump Systems ...
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CoolEnergy.dk – March 6-7 th, 2013 – Odense, Denmark<br />
Example – <strong>Air</strong>-to-<strong>Water</strong> <strong>vs</strong>. <strong>Ground</strong>-<strong>Source</strong> HP<br />
Thermal power demand (kW)<br />
Effekt (kW)<br />
500<br />
450<br />
400<br />
350<br />
300<br />
250<br />
200<br />
150<br />
100<br />
50<br />
0<br />
55 %<br />
Diagram – Geir Eggen, COWI<br />
Tilsatsvarme<br />
Effekt biobrenselanlegg<br />
Varighetskurve for<br />
effektbehov<br />
Space heating and<br />
heating Energidekning of ventilation fra pelletsanlegg air<br />
Hot water heating<br />
Varighetskurve for<br />
utetemperatur<br />
Ambient air temp.<br />
0 50 100 150 200 250 300 350<br />
Duration Varighet (døgn (days)<br />
-20<br />
-15<br />
-10<br />
-5<br />
0<br />
5<br />
10<br />
15<br />
Ambient <strong>Air</strong> Temperature (°C)<br />
Temperatur (°C)<br />
› <strong>Heat</strong> pump dimensioning – 40-70% of net power demand for space heating<br />
› Carry out a technical/economical optimization incl. sencivity analysis<br />
26<br />
MARCH 7TH, 2013<br />
COWI POWERPOINT PRESENTATION
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