piping calculations

7/30/2019 Piping Calculations

1/19

LIQUID FLOW

.. ( - & 4-5)

F L U I D D A T A OPERATING CONDITIONS

Type of fluid : WATER Suction elevation head (HS) [m] :

Temperature [oC] : 20 Source elevation head (HE) [m] :

Density, [Kg/m3] : 1000 Source pressure (PE) [Pa] :

Dynamic Viscosity [Pa s] : 0.0010Destination elevation head

(HA) [m] :Vapor pres. abs. PD [Pa] : Destination pressure (PA) [Pa] :

Velocity of system outlet (ca) [m/s] :

Total Pressure drop due to loading equipment (HLE) [KPa] :

[m] :

SUCTION PIPELINE

ITEM 1 2 3 4 5 6 7

LINE No

FLOW RATE [m3/h]

NOMINAL PIPE SIZE (in)

Schedule

Roughness [mm]

Internal diameter [m]

Velocity [m/s]

Reynolds number [ - ]

Friction factor - f [ - ]

Ktot coef. [ - ]

Length [m]

Equiv. length [m]

Total length(1)

[m]

Friction losses [m] 0 0 0 0 0 0 0

PRESSURE DROP DUE TO SUCTION FILTER 0.00 [m]

TOTAL FRICTION HEAD LOSS (HSUCTION) 0.00 [m]

(PE-PD)/(g) = 10.33 [m]

HE-HS = 0.00 [m]

Available NPSHa(2)

10.33 [m]

Absolute Pressure at pump suction Ps(3)

10.33 m of liquid = 1.0133 Bar

DISCHARGE PIPELINE

ITEM 9 10 11 12 13 14 15

LINE No 1 2 3

FLOW RATE [m3/h] 22.8 22.8 22.8

NOMINAL PIPE SIZE (in) 2 2.5 4

Schedule STD STD STD

Roughness [mm] 0.05 0.05 0.05

Internal diameter [m] 0.0520 0.0630 0.1020

Velocity [m/s] 2.98 2.03 0.78

Reynolds number [ - ] 155074 127998 79057

Friction factor - f [ - ] 0.0214 0.0211 0.0210

Ktot coef. [ - ] 0.00 0.00 0.00

Length [m] 40.00 60.00 200.00

Equiv. length [m] 0.00 0.00 0.00Total length

(1)[m] 52.00 78.00 260.00

Friction losses [m] 9.70 5.491 1.642 0 0 0 0

TOTAL FRICTION HEAD LOSS (HDISCHARGE) 16.83 [m]

TOTAL HEAD OF PUMPING PLANT (HTOTAL) 31.09 [m]

PUMP SELECTION

Type of pump : Pump output [Kw] :

Pump efficiency : Pump input [Kw] :

Motor efficiency : Driver input [Kw] :

NOTES

(1) Total length =1.3*(Length+Equiv.length)

(2) NPSHa = (PE-PD)/(g) + (HE-HS) - HSUCTION

(3) Ps = PE/(g) + (HE-HS) - HSUCTION

(4) HTOTAL = (HA+PA/(g))-(HE+PE/(g))+HLE/(g)+HSUCTION+HDISCHARGE+ ca2/2g


2/19


3/19

ITEM No 1

INT. DIAM. (M) 0.00000

FLOW [M3/H] 0

REYNOLDS No.

Fitting type K1 K QUANTITY

ELBOW 90o

Standard (r/d=1), screwed 800 0.40

Standard (r/d=1), flanged/welded 800 0.25

Long-radius (r/d=1.5), all types 800 0.20

Mitered elbows (r/d=1.5), 1 weld (90o

angle) 1000 1.15


angles) 800 0.35


angles) 800 0.30

Mitered elbows (r/d=1.5), 4 weld (22.5o

angles) 800 0.27


angles) 800 0.25

45o

Standard (r/d=1), all types 500 0.20

Long radius (r/d=1.5), all types 500 0.15

Mitered, 1 weld, 45o angle 500 0.25Mitered, 2 weld, 22.5o angles 500 0.15

180o

Standard (r/d=1), screwed 1000 0.60

Standard (r/d=1), flanged/welded 1000 0.35

Long Radius (r/d=1.5), all types 1000 0.30

TEES Used Standard, screwed 500 0.70

as Long radius, screwed 800 0.40

elbow Standard, flanged or welded 800 0.80

Stub-in-type branch 1000 1.00

Run- Screwed 200 0.10

through Flanged or welded 150 0.05

tee Stub-in-type branch 100 0.00

VALVES Gate, ball Full line size, B=1.0 300 0.10

or plug Reduced trim, B=0.9 500 0.15

Reduced trim, B=0.8 1000 0.25

Globe, standard 1500 4.00

Globe, angle or Y-type 1000 2.00

Diaphragm, dam type 1000 2.00

Batterfly 800 0.25

Check Lift 2000 10.00

Swing 1500 1.50

Tilting disk 1000 0.50

ENTRANCES Normal Entrances 160 0.50

& EXITS Inward projecting entrance 160 1.00Pipe exits 0 1.00

ORIFICES Ratio between the orifice diam. and pipe int.diam. b = 0 0.00

TOTAL COEF. FOR FITTINGS & VALVES Ktot (**)

NOTES :

(*) K = K1/Re + K(1+25,4/di)

(**) Ktot = K

146638096.xls.ms_office


4/19

K(*)-

-

-

-

-

-

-

-

-

-

--

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

-

--

-

0.00



5/19

ITEM No 2

INT. DIAM. (M) 0.00000

FLOW [M3/H] 0

REYNOLDS No.

Fitting type K1 K UANTIT K(*)ELBOW 90

oStandard (r/d=1), screwed 800 0.40 -

Standard (r/d=1), flanged/welded 800 0.25 -

Long-radius (r/d=1.5), all types 800 0.20 -


angle 1000 1.15 -


angle 800 0.35 -


angle 800 0.30 -


angl 800 0.27 -


angle 800 0.25 -

45o

Standard (r/d=1), all types 500 0.20 -

Long radius (r/d=1.5), all types 500 0.15 -

Mitered, 1 weld, 45o angle 500 0.25 -Mitered, 2 weld, 22.5o angles 500 0.15 -

180o

Standard (r/d=1), screwed 1000 0.60 -


Long Radius (r/d=1.5), all types 1000 0.30 -

TEES Used Standard, screwed 500 0.70 -

as Long radius, screwed 800 0.40 -

elbow Standard, flanged or welded 800 0.80 -

Stub-in-type branch 1000 1.00 -

Run- Screwed 200 0.10 -

through Flanged or welded 150 0.05 -

tee Stub-in-type branch 100 0.00 -

VALVES ate, bal Full line size, B=1.0 300 0.10 -

or plug Reduced trim, B=0.9 500 0.15 -

Reduced trim, B=0.8 1000 0.25 -

Globe, standard 1500 4.00 -

Globe, angle or Y-type 1000 2.00 -

Diaphragm, dam type 1000 2.00 -

Batterfly 800 0.25 -

Check Lift 2000 #### -

Swing 1500 1.50 -

Tilting disk 1000 0.50 -

ENTRANCES Normal Entrances 160 0.50 -

& EXITS Inward projecting entrance 160 1.00 -Pipe exits 0 1.00 -

ORIFICEStween the orifice diam. and pipe int.diam. b = 0 0.00 -

TOTAL COEF. FOR FITTINGS & VALVES Ktot (**) 0.00

NOTES :

(*) K = K1/Re + K(1+25,4/di)

(**) Ktot = K



6/19

ITEM No 3

INT. DIAM. (M) 0.00000

FLOW [M3/H] 0

REYNOLDS No.






angle 1000 1.15 -


angle 800 0.35 -


angle 800 0.30 -


angl 800 0.27 -


angle 800 0.25 -

45o




180o













Reduced trim, B=0.8 1000 0.25 -






Swing 1500 1.50 -






NOTES :

(*) K = K1/Re + K(1+25,4/di)

(**) Ktot = K



7/19

ITEM No 4

INT. DIAM. (M) 0.00000

FLOW [M3/H] 0

REYNOLDS No.






angle 1000 1.15 -


angle 800 0.35 -


angle 800 0.30 -


angl 800 0.27 -


angle 800 0.25 -

45o




180o













Reduced trim, B=0.8 1000 0.25 -






Swing 1500 1.50 -






NOTES :

(*) K = K1/Re + K(1+25,4/di)

(**) Ktot = K



8/19

ITEM No 5

INT. DIAM. (M) 0.00000

FLOW [M3/H] 0

REYNOLDS No.






angle 1000 1.15 -


angle 800 0.35 -


angle 800 0.30 -


angl 800 0.27 -


angle 800 0.25 -

45o




180o













Reduced trim, B=0.8 1000 0.25 -






Swing 1500 1.50 -






NOTES :

(*) K = K1/Re + K(1+25,4/di)

(**) Ktot = K



9/19

ITEM No 6

INT. DIAM. (M) 0.00000

FLOW [M3/H] 0

REYNOLDS No.






angle 1000 1.15 -


angle 800 0.35 -


angle 800 0.30 -


angl 800 0.27 -


angle 800 0.25 -

45o




180o













Reduced trim, B=0.8 1000 0.25 -






Swing 1500 1.50 -






NOTES :

(*) K = K1/Re + K(1+25,4/di)

(**) Ktot = K



10/19

ITEM No 7

INT. DIAM. (M) 0.00000

FLOW [M3/H] 0

REYNOLDS No.






angle 1000 1.15 -


angle 800 0.35 -


angle 800 0.30 -


angl 800 0.27 -


angle 800 0.25 -

45o




180o













Reduced trim, B=0.8 1000 0.25 -






Swing 1500 1.50 -






NOTES :

(*) K = K1/Re + K(1+25,4/di)

(**) Ktot = K



11/19

ITEM No 8

INT. DIAM. (M) 0.00000

FLOW [M3/H] 0

REYNOLDS No.






angle 1000 1.15 -


angle 800 0.35 -


angle 800 0.30 -


angl 800 0.27 -


angle 800 0.25 -

45o




180o













Reduced trim, B=0.8 1000 0.25 -






Swing 1500 1.50 -






NOTES :

(*) K = K1/Re + K(1+25,4/di)

(**) Ktot = K



12/19

ITEM No 9

INT. DIAM. (M) 0.05200

FLOW [M3/H] 22.8

REYNOLDS No. 155074






angle 1000 1.15 -


angle 800 0.35 -


angle 800 0.30 -


angl 800 0.27 -


angle 800 0.25 -

45o




180o













Reduced trim, B=0.8 1000 0.25 -






Swing 1500 1.50 -






NOTES :

(*) K = K1/Re + K(1+25,4/di)

(**) Ktot = K



13/19

ITEM No 10

INT. DIAM. (M) 0.06300

FLOW [M3/H] 22.8

REYNOLDS No. 127998






angle 1000 1.15 -


angle 800 0.35 -


angle 800 0.30 -


angl 800 0.27 -


angle 800 0.25 -

45o




180o













Reduced trim, B=0.8 1000 0.25 -






Swing 1500 1.50 -






NOTES :

(*) K = K1/Re + K(1+25,4/di)

(**) Ktot = K



14/19

ITEM No 11

INT. DIAM. (M) 0.10200

FLOW [M3/H] 22.8

REYNOLDS No. 79057






angle 1000 1.15 -


angle 800 0.35 -


angle 800 0.30 -


angl 800 0.27 -


angle 800 0.25 -

45o




180o













Reduced trim, B=0.8 1000 0.25 -






Swing 1500 1.50 -






NOTES :

(*) K = K1/Re + K(1+25,4/di)

(**) Ktot = K



15/19

ITEM No 12

INT. DIAM. (M) 0.00000

FLOW [M3/H] 0

REYNOLDS No.






angle 1000 1.15 -


angle 800 0.35 -


angle 800 0.30 -


angl 800 0.27 -


angle 800 0.25 -

45o




180o













Reduced trim, B=0.8 1000 0.25 -






Swing 1500 1.50 -






NOTES :

(*) K = K1/Re + K(1+25,4/di)

(**) Ktot = K



16/19

ITEM No 13

INT. DIAM. (M) 0.00000

FLOW [M3/H] 0

REYNOLDS No.






angle 1000 1.15 -


angle 800 0.35 -


angle 800 0.30 -


angl 800 0.27 -


angle 800 0.25 -

45o




180o













Reduced trim, B=0.8 1000 0.25 -






Swing 1500 1.50 -






NOTES :

(*) K = K1/Re + K(1+25,4/di)

(**) Ktot = K



17/19

ITEM No 14

INT. DIAM. (M) 0.00000

FLOW [M3/H] 0

REYNOLDS No.






angle 1000 1.15 -


angle 800 0.35 -


angle 800 0.30 -


angl 800 0.27 -


angle 800 0.25 -

45o




180o













Reduced trim, B=0.8 1000 0.25 -






Swing 1500 1.50 -






NOTES :

(*) K = K1/Re + K(1+25,4/di)

(**) Ktot = K



18/19

ITEM No 15

INT. DIAM. (M) 0.00000

FLOW [M3/H] 0

REYNOLDS No.






angle 1000 1.15 -


angle 800 0.35 -


angle 800 0.30 -


angl 800 0.27 -


angle 800 0.25 -

45o




180o













Reduced trim, B=0.8 1000 0.25 -






Swing 1500 1.50 -






NOTES :

(*) K = K1/Re + K(1+25,4/di)

(**) Ktot = K



19/19

ITEM No 16

INT. DIAM. (M) 0.00000

FLOW [M3/H] 0

REYNOLDS No.






angle 1000 1.15 -


angle 800 0.35 -


angle 800 0.30 -


angl 800 0.27 -


angle 800 0.25 -

45o




180o













Reduced trim, B=0.8 1000 0.25 -






Swing 1500 1.50 -






NOTES :

(*) K = K1/Re + K(1+25,4/di)

(**) Ktot = K

146638096 xls ms office

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