head calculation hydronic piping

of 18

PRIMARY CHILLED WATER PUMPS AT LOWER ROOF -HEAD LOSS CALCULATION

Project : WHITE SQUARE TOWER

Consultant : MZ&P

Main contractor : EZDAN

Chilled Water pump : Primary Pumps

Location : Lower Roof

Nos of pumps : 6 working & 1 stand by

SLNO NODE DESCRIPTION SIZE(MM)

SUPPLY SIDE

1 A-B PIPE 200 6.0 6.0 760.0

2 A-B ELBOWS 90 LR 200 1 13 13.0 760.0

3 A-B FC 200 1 8 8.0 760.0

4 A-B BFV 200 1 760.0

5 A-B STRAINER 200 1 760.0

QTY-PIPE (FT)

QTY-FITTINGS

(NO)

EQUIVALENT LENGTH FOR FITTINGS

( FT )

TOTAL EQUIVALENT LENGTH (FT)

FLOW RATE (GPM)

of 18



Consultant : MZ&P





SLNO NODE DESCRIPTION SIZE(MM)QTY-PIPE

(FT)

QTY-FITTINGS

(NO)


( FT )


FLOW RATE (GPM)

6 A-B ECCENTRIC REDUCER 200X150 1 8.5 8.5 760.0

7 B-C ENLARGER 200X150 1 8.5 8.5 760.0

8 B-C PIPE 200 6.0 6.0 760.0

9 B-C FC 200 1 8 8.0 760.0

10 B-C NRV 200 1 760.0

11 B-C DRV 200 1 0.0 760.0

12 B-C BFV 200 1 0.0 760.0

of 18



Consultant : MZ&P






(FT)

QTY-FITTINGS

(NO)


( FT )


FLOW RATE (GPM)

13 B-C TEE 450X200 1 29 29.0 760.0

14 C-D PIPE 450 36.0 36.0 5033.7

of 18



Consultant : MZ&P






(FT)

QTY-FITTINGS

(NO)


( FT )


FLOW RATE (GPM)

15 C-D TEE 450X450 1 29 29.0 5033.7

16 C-D PIPE 450 48.2 48.2 5033.7

17 C-D ELBOWS 90 LR 450 6 29 174.0 5033.7

18 C-D PIPE 450 11.3 11.3 5033.7

19 C-D TEE 450X450 1 29 29.0 5033.7

20 D-E PIPE 450 156.0 156.0 5033.7

21 D-E TEE 450X200 1 29 29.0 5033.7

of 18



Consultant : MZ&P






(FT)

QTY-FITTINGS

(NO)


( FT )


FLOW RATE (GPM)

22 E-F PIPE 200 19.7 6 19.7 760.0

23 E-F ELBOWS 90 LR 200 2 13 26.0 760.0

24 E-F BFV 200 1 0.0 760.0

25 E-F STRAINER 200 1 0.0 760.0

26 E-F FC 200 1 8 8.0 760.0

27 F-G CHILLER 760.0

28 G-H PIPE 200 19.7 19.7 760.0

of 18



Consultant : MZ&P






(FT)

QTY-FITTINGS

(NO)


( FT )


FLOW RATE (GPM)

29 G-H ELBOWS 90 LR 200 2 13 26.0 760.0

30 G-H FC 200 1 8 8.0 760.0

of 18



Consultant : MZ&P






(FT)

QTY-FITTINGS

(NO)


( FT )


FLOW RATE (GPM)

31 G-H DRV 200 1 0.0 760.0

32 G-H BFV 200 0.0 760.0

33 G-H MBFV 200 1 0.0 760.0

34 G-H TEE 450X200 1 29 42.0 760.0

35 H-I PIPE 450 156.0 156.0 5033.7

36 H-I TEE 450 1 29 29.0 5033.7

37 I-J PIPE 450 44.0 44.0 5033.7

of 18



Consultant : MZ&P






(FT)

QTY-FITTINGS

(NO)


( FT )


FLOW RATE (GPM)

38 I-J ELBOWS 90 LR 450 4 29 116.0 5033.7

39 J-A PIPE 450 5.0 5.0 5033.7

TOTAL PRESSURE DROP (FT)

15% SAFETY FACTOR

TOTAL FRICTION HEAD

Primary pump head as per Calculation

of 18



Consultant : MZ&P






(FT)

QTY-FITTINGS

(NO)


( FT )


FLOW RATE (GPM)

Primary pump head as per Design

of 18



Consultant : MZ&P





REMARKS

SUPPLY SIDE

0.01 0.06 Carrier Hand Book



0.01 0.08

0.01 1.08

FRICTION LOSS FT/FT

FRICTION HEAD (FT.OF

WATER COLUMN)

Crane Valves Tech. Data


of 18



Consultant : MZ&P





REMARKSFRICTION

LOSS FT/FT


WATER COLUMN)





0.26

2.71

0.08




of 18



Consultant : MZ&P





REMARKSFRICTION

LOSS FT/FT


WATER COLUMN)



of 18



Consultant : MZ&P





REMARKSFRICTION

LOSS FT/FT


WATER COLUMN)



0.08

1.08


10.80 MCQUAY Selection




of 18



Consultant : MZ&P





REMARKSFRICTION

LOSS FT/FT


WATER COLUMN)



of 18



Consultant : MZ&P





REMARKSFRICTION

LOSS FT/FT


WATER COLUMN)

3.60

0.30

0.50








of 18



Consultant : MZ&P





REMARKSFRICTION

LOSS FT/FT


WATER COLUMN)



TOTAL PRESSURE DROP (FT) 29.13

15% SAFETY FACTOR 4.37

ft of water 33.50

Kpa 100.18

ft of water 33.50

of 18



Consultant : MZ&P





REMARKSFRICTION

LOSS FT/FT


WATER COLUMN)

ft of water 30.00

PRIMARY at chiller yard

head calculation hydronic piping

Documents