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HYDRAULIC-EQUATIONS

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Series 860
HYDRAULIC EQUATIONS
Friction Losses in Pipes (Hazen - Williams)
Metric Units
J = 1.131 * 10 9
Q
C
U.S. Units
1.852
( )
-4.87
*D *L
J = 10.45 *
Q
C
1.852
( )
*D
-4.87
*L
Head Loss
J [m W.C.]
J [ft W.C.]
Flow Rate
Q [m 3 / h]
Q [U.S. gpm]
H.W. Factor
C steel pipes = 100 - 125
C plastic pipes = 150
C steel pipes = 100 - 125
C plastic pipes = 150
Pipe Diameter
D [mm]
D [inch]
Pipe Length
L [m]
L [ft]
example
Q = 100 m 3 / h
Q = 400 U.S. gpm
C = 135
C = 135
D = 150 mm
D = 6"
L = 200 m
L = 600 ft
= 3.3 m
(
100
135
1.852
)
-4.87
* D * 200
( = 0.33 bar )
20, Hayetsira St., P.O.B. 3137, Kiryat-Arye, Petach-Tikva 49130, Israel
E-mail: odis@odis.co.il
Visit us at http://www.odis.co.il
(
J = 10.45 *
= 7.6 ft
400
135
1.852
)
*6
-4.87
* 600
( = 1.6 psi )
Tel.: 972-3-9258500
© Copyright 1993-2004, By ODIS Irrigation Equipment Ltd., All Rights Reserved.
Fax.: 972-3-9249023
Fourth Edition
1.1
05/04
J = 1.131 * 10 9
Series 860
Average Velocity in Pipes
Metric Units
U.S. Units
-
-
v = 353.7 *
Q
D2
v = 0.4085 *
Q
D2
-
-
Average Flow Velocity
v [m / s]
v [ft / s]
Flow Rate
Q [m 3 / h]
Q [U.S. gpm]
Internal Pipe Diameter
D [mm]
D [inch]
example
Q = 100 m 3 / h
Q = 400 U.S. gpm
D = 150 mm
D = 6"
-
-
v = 353.7 *
100
= 1.6 m / s
150 2
v = 0.4085 *
400
= 4.5 ft / s
62
Head Loss Factor in Valves
Metric Units
Kv =
U.S. Units
Q
dp
Cv =
Q
dp
Factor
Kv
Cv
Flow Rate
Q [m 3 / h]
Q [U.S. gpm]
Head Loss
dp [bar]
dp [psi]
example
Q = 100 m 3 / h
Q = 400 U.S. gpm
dp = 0.2 bar
dp = 3 psi
1.2
100
= 224
0.2
Cv =
400
= 231
3
20, Hayetsira St., P.O.B. 3137, Kiryat-Arye, Petach-Tikva 49130, Israel
E-mail: odis@odis.co.il
Visit us at http://www.odis.co.il
Tel.: 972-3-9258500
© Copyright 1993-2004, By ODIS Irrigation Equipment Ltd., All Rights Reserved.
Fax.: 972-3-9249023
Fourth Edition
05/04
Kv =
Series 860
Screen Sizes (approximately)
Metric Units
mesh =
U.S. Units
15000
d
mesh =
d [microns]
Aperture in Screen
600
d
d [mils]
example 1
d = 250 microns (= 0.25 mm)
mesh =
15000
= 60
250
d = 10 mils (= 0.01")
mesh =
600
= 60
10
example 2
d=
15000
= 250 microns (= 0.250 mm)
60
20, Hayetsira St., P.O.B. 3137, Kiryat-Arye, Petach-Tikva 49130, Israel
E-mail: odis@odis.co.il
Visit us at http://www.odis.co.il
mesh = 60
d=
600
= 10 mils (= 0.010")
60
Tel.: 972-3-9258500
© Copyright 1993-2004, By ODIS Irrigation Equipment Ltd., All Rights Reserved.
Fax.: 972-3-9249023
Fourth Edition
1.3
05/04
mesh = 60
Series 860
Flow Velocity in Gravel / Sand Filters
Metric Units
v = 1.273 * 10
6
*
U.S. Units
Q
D2
v = 1470 *
Q
D2
[ft / h]
Average Flow Velocity
v [m / h]
Flow Rate
Q [m 3 / h]
Q [U.S. gpm]
Filter Diameter
D [mm]
D [inch]
( or 183.4 * QD
2
U.S. gpm
sq. ft
)
example
Q = 50 m 3 / h
Q = 200 U.S. gpm
D = 900 mm
D = 36"
6
50
* 900 2
= 78.6 m / h
200
36 2
= 227 ft / h
v = 1470 *
( 183.4 * 200
36
1.4
20, Hayetsira St., P.O.B. 3137, Kiryat-Arye, Petach-Tikva 49130, Israel
E-mail: odis@odis.co.il
Visit us at http://www.odis.co.il
2
= 28.3
Tel.: 972-3-9258500
© Copyright 1993-2004, By ODIS Irrigation Equipment Ltd., All Rights Reserved.
U.S. gpm
sq. ft
)
Fax.: 972-3-9249023
Fourth Edition
05/04
v = 1.273 * 10
Series 860
CONVERSION TABLES
Metric Units
LENGTH
U.S. Units
into
Multiply
by
To Convert
into
Multiply
by
millimeter (mm)
inch
0.03937
inch
millimeter (mm)
25.4
centimeter (cm)
inch
0.3937
inch
centimeter (cm)
2.54
meter (m)
inch
39.37
inch
meter (m)
0.0254
kilometer (km)
mile
0.6215
mile
kilometer (km)
1.609
meter (m)
feet
3.281
feet
meter (m)
0.3048
To Convert
into
Multiply
by
To Convert
square cm (cm 2 )
square inch
0.155
square meter (m 2 )
square inch
square meter (m 2 )
To Convert
AREA
into
Multiply
by
square inch
square cm (cm 2 )
6.4516
1550
square inch
square meter (m 2 )
0.0006452
square feet
10.76
square feet
square meter (m 2 )
0.0929
hectare (ha)
square meter
10000
square meter
hectare (ha)
0.0001
acre
square meter
4047
square meter
acre
dunam
square meter
1000
square meter
dunam
hectare (ha)
dunam
dunam
hectare (ha)
10
0.0002471
0.001
0.1
VOLUME
into
Multiply
by
To Convert
liter (l)
cubic inch
61.024
cubic inch
liter (l)
0.01639
liter (l)
cubic feet
0.03531
cubic feet
liter (l)
28.32
liter (l)
U.S. gallon
0.2642
U.S. gallon
liter (l)
3.785
liter (l)
U.K. gallon
0.22
U.K. gallon
liter (l)
4.5455
cubic cm (cc)
cubic inch
0.06102
cubic inch
cubic cm (cc)
16.387
cubic m (m 3 )
liter (l)
1000
fluid oz.
U.S. gallon
0.0078
cubic cm (cc)
liter (l)
0.001
U.S. gallon
fluid oz.
20, Hayetsira St., P.O.B. 3137, Kiryat-Arye, Petach-Tikva 49130, Israel
E-mail: odis@odis.co.il
Visit us at http://www.odis.co.il
Multiply
by
into
Tel.: 972-3-9258500
© Copyright 1993-2004, By ODIS Irrigation Equipment Ltd., All Rights Reserved.
128
Fax.: 972-3-9249023
Fourth Edition
2.1
05/04
To Convert
Series 860
Metric Units
FLOW RATE
U.S. Units
into
Multiply
by
liter / second (l/s)
cubic meter / hr
3.6
liter / second (l/s)
U.S. gpm
15.85
liter / hour (lph)
U.S. gpm
cubic meter / hour (m3/h) U.S. gpm
To Convert
To Convert
Multiply
by
into
cubic meter / hr liter / second (l/s)
0.2778
U.S. gpm
liter / second (l/s)
0.06309
0.0044
U.S. gpm
liter / hour (lph)
4.403
U.S. gpm
cubic meter / hour (m3/h) 0.2271
227.1
VELOCITY
To Convert
into
Multiply
by
To Convert
into
Multiply
by
meter / second (m/s)
feet / second
3.28
feet / second
meter / second (m/s)
0.30488
meter / second (m/s)
mile / hour
mile / hour
meter / second (m/s)
2.2369
m 3 / h / m 2 (=m/h)
U.S. gpm / sqft
0.409
To Convert
into
Multiply
by
To Convert
into
Multiply
by
kilowatt
HP - metric
1.36
HP - metric
kilowatt
0.736
kilowatt
HP - U.S.
1.34
HP - U.S.
kilowatt
0.746
into
Multiply
by
0.44704
U.S. gpm / sqft m 3 / h / m 2 (=m/h)
2.44
ENERGY
PRESSURE / HEAD
To Convert
into
Multiply
by
To Convert
meter (w.c.)
kPascal (kpa)
9.807
kPascal (kpa)
meter (w.c.)
kg / cm 2
meter (w.c.)
meter (w.c.)
kg / cm 2
0.1
kg / cm 2
kPascal (kpa)
kPascal (kpa)
kg / cm 2
0.0102
kg / cm 2
p.s.i.
14.2
p.s.i.
kg / cm 2
0.0703
bar
p.s.i.
14.5
p.s.i.
bar
0.0689
bar
millibar
1000
millibar
bar
0.001
bar
MPascal (Mpa)
MPascal (Mpa)
bar
10
10
98.068
0.1
0.102
2.2
20, Hayetsira St., P.O.B. 3137, Kiryat-Arye, Petach-Tikva 49130, Israel
E-mail: odis@odis.co.il
Visit us at http://www.odis.co.il
Tel.: 972-3-9258500
© Copyright 1993-2004, By ODIS Irrigation Equipment Ltd., All Rights Reserved.
Fax.: 972-3-9249023
Fourth Edition
05/04
W.C. = Water Column
Series 860
Metric Units
WEIGHT
U.S. Units
into
Multiply
by
kilogram (kg)
pounds (lb.)
2.20464
gram (gr)
milligram (mg)
gram (gr)
once (oz)
kilogram (kg)
kilogram (kg)
To Convert
To Convert
Multiply
by
into
pounds (lb.)
kilogram (kg)
0.4536
milligram (mg)
gram (gr)
0.001
0.03527
once (oz)
gram (gr)
28.35
long ton
(2240 lbs)
0.000984
long ton
(2240 lbs)
kilogram (kg)
1016
short ton
(2000 lbs)
0.001102
short ton
(2000 lbs)
kilogram (kg)
907.2
1000
To Convert
into
Multiply
by
To Convert
into
Multiply
by
percent (%)
p.p.m.
10000
p.p.m.
percent (%)
0.0001
ml / liter
p.p.m.
1000
p.p.m.
ml / liter
0.001
ml / m 3
p.p.m.
1
p.p.m.
ml / m 3
1
20, Hayetsira St., P.O.B. 3137, Kiryat-Arye, Petach-Tikva 49130, Israel
E-mail: odis@odis.co.il
Visit us at http://www.odis.co.il
Tel.: 972-3-9258500
© Copyright 1993-2004, By ODIS Irrigation Equipment Ltd., All Rights Reserved.
Fax.: 972-3-9249023
Fourth Edition
2.3
05/04
CONCENTRATION
Series 860
GLOSSARY
ENGLISH
SPANISH
Air valve
Algae
Application rate
Array
válvula de aire (ventosa)
Algas
Tasa de aplicaión
Batería
Soupape a air (ventouse)
Algues
Débit réel
Batterie
Backflushing
Battery
Bleeder
Bolt
Booster pump
Brass
Retrolavado
Pila
Purgador
Tornillo
Bomba de elevación
Latón
Contre lavage
Pile
Purgeur
Boulon
Pompe d`appoint
Laiton
Cap
Cast iron
Cavitation
Check valve
Cleaning
Clogging
Coating
Collection chamber
Concrete floor
Configuration
Connection
Capuchón
Hierro fundido
Cavitación
Válvulade retención
Limieza
Obturación
Recubrimiento
Cámara de sedimentación
Base de hormigón
Configuración
Conexión
Capuchon
Fonte
Cavitation
Vanne d`arret
Nettoyage
Obturation, colmatage
Revêtement
Chambre collectrice
Base en béton
Configuration
Connexion, raccord
Depth filtration
Differential pressure
Diffuser
Dirt
Downstream
Drain valve
Dripper
Filtración profunda
presión diferencial
Difusor
Suciedad
Aguas abajo
Válvula de drenaje
Gotero
Filtration en profondeur
Pression différentielle
Diffuseur
Crasse
Aval
Vanne de vidange
Goutteur
Efficiency
End connection
Exit
Eficiencia
Conexión final
Salida
Efficacité
Connection terminale
Sortie
Fertilizer
Fertilizing tank
Filter
Filter cartridge
Filter element
Filter grade
Filter housing
Filtration
Flow velocity
Flushing valve
Flange
Fertilizante
Tanque fertilizador
Filter
Estuche del filtro
Elemento de filtrado
Grado de filtración
Caja del filtro
Filtación
Velocidad de flujo
Válvula de lavado
Brida
Engrais
Bac d`engrais
Filtre
Cartouche de filtre
Elément de filtration
Degré de filtration
Emboîtage de filtre
Filtration
Vitesse d`écoulement
Vanne de rinçage
Bride
Galvanized
Gasket
Gravel filter
Galvanizaso
Empaquetadura, Junta
Filtro de grava
Galvanisé
Joint
Filtre à graviers
Tel.: 972-3-9258500
© Copyright 1993-2004, By ODIS Irrigation Equipment Ltd., All Rights Reserved.
Fax.: 972-3-9249023
Fourth Edition
3.1
05/04
20, Hayetsira St., P.O.B. 3137, Kiryat-Arye, Petach-Tikva 49130, Israel
E-mail: odis@odis.co.il
Visit us at http://www.odis.co.il
FRENCH
Series 860
SPANISH
Headloss
Hydrocyclone
Pérdida de carga
Hidrociclón
Pert de charge
Hydrocyclone
Impurities
Injection
Inlet
In/out
Iron sludge
Irrigation
Impurezas
Inyección
Entrada
Dentro/fuera
Lodo de hierro
Irrigación
Impuretés
Injection
Entrée
Entrée/sortie
Dépôt ferreux
Irrigation
Lid, cover
Limiter
Tapa
Limitador
Couvercle
Limiteur
Manual flushing
Mesh
Modular filter head
Lavado manual
Malla
Capezal modular de filtrado
Lavage manuel
Maille
Tôte de filtration modulaire
Nipple
Normally closed
Normally open
Niple
Normalmente cerrado
Normalmente abierto
Embout
Normalment fermé
Normalment ouvert
Outlet
Salida
Sortie
Particles
Pipe
Pre-filtering
Pressostat
Pressure gauge
Pressure reducer
Pressure sustainer
Partículas
Tubo, Cano
Pre-filtrado
Presostato
Manómetro
Reductor de presión
Sostenedor de presión
Particules
Tuyau
Presiltration
Pressostate
Manométre
Réducteur de pression
Mainteneur de pression
Quick-acting
Accionamiento rápido
Action rapide
Range
Rotate
Rubber
Rango
Girar
Goma, Caucho
Plage
Tourner
Caoutchouc
Sand filter
Screen
Sediments
Seal
Shut-off
Silt
Steel
Stainless steel
Filtro de arena
Malla
Sedimientos
Retén
Cierre
Limo
Acero
Acero inoxidable
Filter à sable
Tamis
Sédiments
Joint
Arrêt
Limon
Acier
Acier inoxydable
Tap
Three-way
Thread
Grifo
Tres-vías
Rosca
Robinet
Trois-voies
Filetage
Upstream
Aguas Arriba
Amont
Water hammer
Water network
Golpe de ariete
Red de agua
Coup de bélier
Réseau de distribution d`eau
20, Hayetsira St., P.O.B. 3137, Kiryat-Arye, Petach-Tikva 49130, Israel
E-mail: odis@odis.co.il
Visit us at http://www.odis.co.il
FRENCH
Tel.: 972-3-9258500
© Copyright 1993-2004, By ODIS Irrigation Equipment Ltd., All Rights Reserved.
Fax.: 972-3-9249023
Fourth Edition
05/04
3.2
ENGLISH
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