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Projektforslag - Ventilationsrapport (pdf) - Urban Mediaspace Aarhus

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comfort<br />

carat<br />

Tryktab i vandkredsen (dobbelt tilslutning), køling<br />

1<br />

l/s<br />

0.2<br />

0.15<br />

l/s<br />

0.1<br />

0.09<br />

0.08<br />

0.07<br />

1.8 2.4 3.0<br />

∅22<br />

∅15<br />

3.6 4.2 4.8 5.46.0<br />

1.8 2.4 3.0 3.6 4.2 4.8 5.4 6.0 m<br />

1.8<br />

2.4<br />

3.0<br />

∅12 3.6<br />

4.2<br />

4.8<br />

5.4<br />

6.0m<br />

2<br />

3<br />

0.06<br />

0.05<br />

0.04<br />

0.03<br />

0.025<br />

0.02<br />

1.8<br />

2.4<br />

3.0 ∅10<br />

3.6<br />

4.2<br />

4.8<br />

5.4<br />

6.0m<br />

4<br />

5<br />

0.015<br />

0.010<br />

kPa<br />

6<br />

0.1 0.2 0.3<br />

0.4<br />

Diagram 6.<br />

0.2 0.3 0.4 0.5<br />

0.4 0.5 0.6 0.7 0.8 0.9 1 1.5 2 2.5 3 3.5 4 4.5 5 6 7 8 9 10 15<br />

0.6 0.7 0.8 0.9 1<br />

4.5<br />

Carat 31/47<br />

∅10/∅12<br />

1.5 2 2.5 3 3.5 4 5 6 7 8 9 10 15 20 Carat 44/60<br />

∅10<br />

0.5 0.6 0.7 0.8 0.9 1 1.5 2 2.5 3 3.5 4 4.5 5 6 7 8 9 10 15 20 25 30 35 40 45 50 Carat 44/60<br />

∅15<br />

0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.5 2 2.5 3 3.5 4 4.5 5 6 7 8 9 10 15 20 25 30 Carat 58/74<br />

∅10/∅12/∅15<br />

0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.5 2 2.5 3 3.5 4 4.5 5 6 7 8 9 10 15 20 25 30 35 Carat 71<br />

∅10<br />

0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 1.5 2 2.5 3 3.5 4 4.5 5 6 7 8 9 10 15 20 Carat 71<br />

∅15<br />

0.3 0.4 0.5 0.6 0.7 0.8 0.9 1<br />

1.5 2 2.5 3 3.5 4 4.5 5 6 7 8 9 10 15 20 25 30 35 40 45 Carat 84<br />

∅12/∅22<br />

0.8 0.9 1 1.5 2 2.5 3 3.5 4 4.5 5 6 7 8 9 10 15 20 25 30 35 40 45 50 60 70 80 90 100 Carat 84<br />

∅15<br />

Produkter i seriekobling<br />

1. Beregn det totale vandflow i kredsen.<br />

2. Aflæs tryktabet for hvert enkelt produkt med det<br />

TOTALE vandflow.<br />

3. Adder tryktabet for hvert enkelt produkt. Derved<br />

opnås det samlede tryktab.<br />

Beregning af vandflow<br />

Effekt (W) = vandflow (l/s) × varmekapacitet (kJ/<br />

kg°C) × ∆t (°C)<br />

Eksempel:<br />

500 W ved ∆t 3 °C giver flow:<br />

500 (W)/(4200 (kJ/kg°C) × 3 (°C)) = 0,04 l/s<br />

Tryktabet for en 3 m lang Carat H-58-12-1 bliver<br />

3,0 kPa<br />

7<br />

8<br />

9<br />

10<br />

11<br />

12<br />

13<br />

14<br />

15<br />

16<br />

Ret til ændringer forbeholdes<br />

141

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