dijagram reduktora pritiska
DESCRIPTION
dIJAGRAM REDUKTORA PRITISKATRANSCRIPT
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Data sheet 700003 englisch (english)
ARI-PREDU Sizing diagram for water
Edition 12/07 - Data subject to alteration
Volu
met
ric fl
ow
Differential pressure p
Example:Volumetric flow = 24 m3/hp = 4 bar ----------------------------------------------- 24 m3/h x Factor 1,25 = 30 m3/hchoosen DN40
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2ARI-PREDUSizing diagram for saturated steam
Edition 12/07 - Data subject to alteration
Downstream pressure
Example:Steam flow = 1200 kg/hUpstream pressure = 10bar / Downstream pressure = 8bar ---------------------------------------------------------------- 1200 kg/h x Factor 1,25 = 1500 kg/h choosen DN40
Stea
m fl
owIn
let p
ress
.
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ARI-PREDUPipe sizing for saturated steam
Edition 12/07 - Data subject to alteration
Stea
m fl
ow at
25 m
/s (8
2ft/s
) ste
am ve
locit
y
Diam
eter
of t
he st
eam
pip
e
Steam pressure (barg)
Example:Steam upstream pressure = 10 bar(g) Steam downstream pressure = 4 bar(g) Steam flow = 5000 kg/h choosen upstream pipe = DN125 choosen downstream pipe = DN200
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4Technology for the Future. G E R M A N Q U A L I T Y V A L V E S
ARI-Armaturen Albert Richter GmbH & Co. KG, D-33756 Schlo Holte-Stukenbrock, Tel. +49 52 07 / 994-0, Telefax +49 52 07 / 994-158 or 159 Internet: http://www.ari-armaturen.com E-mail: [email protected]
ARI-PREDUFlow velocity in pipelines
Edition 12/07 - Data subject to alteration
Max. Flow velocity:Liquids 5 m/s (16 ft/s)Gases and saturated steam 25 m/s (82 ft/s)Superheated steam 50 m/s (162 ft/s)
Volu
met
ric fl
ow q
v
Speed
ARI-PREDU Sizing diagramSizing diagram for waterSizing diagram for saturated steamPipe sizing for saturated steam
ARI-PREDU Pressure reducing valveARI-PREDU-ANSI Pressure reducing valve