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Optipress-Therm - R. Nussbaum AG

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5.7.5 Druckverlustdiagramm für<br />

<strong>Optipress</strong>-<strong>Therm</strong>-Rohre<br />

Rohrreibungsdruckgefälle R in Abhängigkeit<br />

von Volumenstrom in l/s (bzw. Massenstrom<br />

in kg/h) und Fliessgeschwindigkeit v.<br />

Rohrrauhigkeit k = 0.0015 mm<br />

Bezugstemperatur = 60 °C<br />

Diagramme des pertes de charge<br />

dans les tuyaux <strong>Optipress</strong>-<strong>Therm</strong><br />

Pertes de charge R dues au frottement dans<br />

les tuyaux en fonction du débit volumique<br />

en l/s (resp. débit massique en kg/h) et de la<br />

vitesse d’écoulement v.<br />

Rugosité des parois k = 0.0015 mm<br />

Température de référence = 60 °C<br />

Diagramma delle perdite di<br />

carico dei tubi <strong>Optipress</strong>-<strong>Therm</strong><br />

Perdite di pressione dell’attrito dei tubi R<br />

in funzione della portata volumetrica in l/s<br />

(rispettiv. portata in massa in kg/h) e della<br />

velocità di scorrimento v.<br />

Rugosità del tubo k = 0.0015 mm<br />

Temperatura di riferimento = 60 °C<br />

100.0<br />

DN<br />

15 18 22 28 35 42 54 64<br />

[hPa / m]<br />

[mbar / m]<br />

3.0 m/s<br />

2.5 m/s<br />

76.1<br />

2.0 m/s<br />

1.5 m/s<br />

88.9<br />

10.0<br />

1.0 m/s<br />

5<br />

Druckverlust pro Meter Rohr<br />

Perte de charge par mètre de tuyau<br />

Perdita die carico per Metre di tubo<br />

0.5 m/s<br />

108<br />

1.0<br />

0.1<br />

0.01<br />

0.1<br />

1<br />

10<br />

100 [l/s]<br />

0.6<br />

6.0<br />

60<br />

600<br />

6000 [l/min]<br />

36 360 3600 36000 360000 [kg/h]<br />

<strong>Optipress</strong>-<strong>Therm</strong><br />

329

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