DIN EN 60534-2-1 Berichtigung 1-2015 Industrial-process control valves - Part 2-1 Flow capacity - Sizing equations for fluid flow under installed conditions (IEC 60534-2-1 2011) Ge.pdf

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1、November 2015 DKE Deutsche Kommission Elektrotechnik Elektronik Informationstechnik in DIN und VDEPreisgruppe 99DIN Deutsches Institut fr Normung e. V. Jede Art der Vervielfltigung, auch auszugsweise, nur mit Genehmigung des DIN Deutsches Institut fr Normung e. V., Berlin, gestattet.ICS 23.060.40!%F

2、j“2355971www.din.deDEs wird empfohlen, auf der betroffenen Norm einen Hinweis auf diese Berichtigung zu machen.DIN EN 60534-2-1 Berichtigung 1Stellventile fr die Prozessregelung Teil 21: Durchflusskapazitt Bemessungsgleichungen fr Fluide unter Betriebsbedingungen (IEC 6053421:2011);Deutsche Fassung

3、EN 6053421:2011,Berichtigung zu DIN EN 6053421:201201; (IECCor.:2015 zu IEC 6053421:2011)Industrialprocess control valves Part 21: Flow capacity Sizing equations for fluid flow under installed conditions (IEC 6053421:2011);German version EN 6053421:2011,Corrigendum to DIN EN 6053421:201201; (IECCor.

4、2015 to IEC 6053421:2011)Vannes de rgulation des processus industriels Partie 21: Capacit dcoulement Equations de dimensionnement pour lcoulement des fluides dans les conditions dinstallation (IEC 6053421:2011);Version allemande EN 6053421:2011,Corrigendum DIN EN 6053421:201201; (IECCor.:2015 la IE

5、C 6053421:2011)Alleinverkauf der Normen durch Beuth Verlag GmbH, 10772 Berlin www.beuth.deGesamtumfang 2 SeitenDIN EN 60534-2-1 Ber 1:2015-11 2 Fr diese Berichtigung ist das nationale Arbeitsgremium K 963 Stellgerte fr strmende Stoffe“ der DKE Deutsche Kommission Elektrotechnik Elektronik Informatio

6、nstechnik in DIN und VDE (www.dke.de) zustndig. In DIN EN 60534-2-1:2012-01 sind aufgrund der internationalen Berichtigung (IEC-Corrigendum April 2015 zu IEC 60534-2-1:2011) folgen-de Korrekturen vorzunehmen: Anhang E Berechnungsbeispiele In Beispiel 3, unter Berechnungen, ist die existierende Gleic

7、hung fr den aktuellen Volumendurchfluss ssssZTpQQ mhZT p=311116 100 durch die nachfolgende neue Gleichung 3111895,4ssssp ZTQQ mhZT p= zu ersetzen. Ebenfalls in Beispiel 3, unter Berechnungen, ndert sich die Stellventil-Reynolds-Zahl, Rev, mit dem korrekten Wert fr Q von 1/ 42274d Lv4L 212,521NFQFCCF

8、 Nd=+=Re 0 in 1/ 42264d Lv4L 211,401NFQFCCF Nd=+=Re 0 Analog ist in Beispiel 4, unter Berechnungen ist die existierende Gleichung fr den aktuellen Volumen-durchfluss ssssZTpQQ mhZT p=311116 100 durch 3111895,4ssssp ZTQQ mhZT p= zu ersetzen. Ebenfalls in Beispiel 4, unter Berechnungen, ndert sich die Stellventil-Reynolds-Zahl, Rev, mit dem korrekten Wert fr Q von 1/ 42274d Lv4L 212,611NFQFCCF Nd=+=Re 0 in 1/ 42264d Lv4L 211,451NFQFCCF Nd=+=Re 0

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