11.07.2015 Views

VK (D, GB, F) - System Control Engineering

VK (D, GB, F) - System Control Engineering

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Volumenstrom-DiagrammVolume flow diagramDiagramme de débit volumiqueDruckverlust · Pressure drop · Perte de charge Dp [mbar] Volumenstrom nach EN 161Flow rate in acc. with EN 161Diagramme de débit selon EN 161 = Erdgas / Natural gas / Gaz naturel / dv = 0,62 = Flüssiggas / LPG / Gaz de pétrole liquéfié / dv = 1,56 = Stadtgas / Town gas / Gaz de ville / dv = 0,45 = Luft / Air / dv = 1,00Hinweis: Beim Einlesen von Betriebskubikmetern(ohne Umrechnung in m 3 [n]) indas Diagramm ist der abgelesene Druckverlustmit dem absoluten Druck in bar(1 + Überdruck in bar) zu multiplizieren.Note: When reading operating cubic metresin the diagram (without converting tom 3 [n]), the pressure loss as read, is to bemultiplied with the absolute pressure in bar(1 + positive pressure in bar).Remarque: En lisant la valeur en mêtre cubede service (sans conversion en m 3 [n])sur le diagramme, multiplier la perte depression lue avec la pression absolue enbar (1 + pression effective en bar).Beispiel: Im Motorventil <strong>VK</strong> 65 sindVolumenstrom = 200 m 3 /h ErdgasGasdruck = 1 bar200 m 3 /h ⇒ <strong>VK</strong> 65 ⇒ 5 mbarabgelesen im Diagrammp = 5 x (1 + 1) = 10 mbaram Motorventil <strong>VK</strong> 65Example: In the motorized valve <strong>VK</strong> 65flow rate = 200 m 3 /h natural gasgas pressure = 1 bar200 m 3 /h ⇒ <strong>VK</strong> 65 ⇒ 5 mbarread from the diagramp = 5 x (1 + 1) = 10 mbarat the motorized valve <strong>VK</strong> 65Exemple: Dans la vanne motorisée <strong>VK</strong> 65débit = 200 m 3 /hde gaz naturelpression de gaz = 1 bar200 m 3 /h ⇒ <strong>VK</strong> 65 ⇒ 5 mbarlu sur le diagrammep = 5 x (1 + 1) = 10 mbarà la vanne motorisée <strong>VK</strong> 658

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