Pump. Slurry Selection Typical Warman

Pump Pump sele select ctio ion n acc accor ordi ding ng "Warm "Warman an Slur Slurry ry Pump Pumpin ing g Hand Handb b

1

Input data Solids flow rate

ms =

65

t/h

2

Specific gravity of solids

Ss =

2.65

-

3

Density of liquid

rL =

1000

d50 =

211

kg/m³ mm

Cw

30

%

4  Average 5

Solids concentration

6

Static discharge head

Zd =

20

m

7

Suction head

Zs =

1

m

8

Pipeline length

L=

100

m

9

Suction equiv. lenght

3

m

5 3.35

m

Leq_suc =

11

Number of long rad. 90 elb. N = Lelbow = Elbow equiv. length

12

Temperature

t=

10

°C

13

Pressure

P=

3

bar

14

Pipe material

Mat =

CS

-

15

Pipe nominal diameter 

dn =

6

in

16

Pipe schedule

sch =

STD

-

17

Pipe absolute rugosity

18

Pump discharge diameter 

19

10

0.1

mm

dp =

100

mm

Loss at pipe discharge

Kexit =

1

-

20

Loss at entrance

Kentr  =

0.5

-

21

Height above sea level transmission efficiency

22

Carbon steel pipe selected dn =

6

sch =

STD

di =

particle size

in

Pipe_Imp_CS_Dint_dn_sch

di =

154.1

mm

di =

0.154

m

Rabs =

HASL = htrans =

2700 0.95

 

m.a.s.l.  - (See sheet "Belt")

Limiting settlig velocity d50 = 211 Cv =

13.9

d=

6

SS =

2.65 d50 >= 200 mm 5% = 200 mm

1  C    C  w

2.32 OK. v > vL

m/s

w

100 * Cw / (Ss* (1-C w) +Cw )

0.30

%

Ss=

2.65

t/m

3

rL =

1

3

Cv =

13.9

t/m %

Friction head Hf for the pipeline Pipe equivalent length Pipe lenght L= 100

m

Elbow equivalent lenght Lelbow = 3.35

LN-elbows =

16.75 Total eqivalent length L + LN-elbows Leq = 100

1230

kg/m³

Kinematic viscosity n = m / r 2.0E-03

Pa s

1229.7

kg/m³

1.7E-06

m/s²

m

N-Elbows equivalent lenght LN-lbow = N *Lelbow 5 3.35

Slurry density r =

m = r = n =

Number of long rad. 90 elb. N= 5

L=

%

VL =

Cw =

N= Lelbow =

13.9

VL=Slurry_Limit_Deposition_Velocity_JRI_Imp_d50_Cv_dn_Ss

C w

S  s 

Cv =

5%