Page 1 of 14

PROJECT : AIR TRAFFIC CONTROL TOWER & TECHNICAL BLOCK DATE

12.12.09

TITLE : PRESSURE DROP CALCULATION FOR LEVEL 1 TOILET EXHAUST

SERVING LOCATION : LEVEL 1

SECTION DESCRIPTION

Width Height Width Height Length Area AreaFlow in duct

VelocityVelocity

Vp1 C RemarksStatic Pressure

L A1 A2 V1 V2

mm. mm. mm. mm. mm. inch. sq. ft. sq. ft. CFM fpm fpm inch. Wg.

Toilet Exhaust Ducting

1 Supply Air Grill Ref. Ravistar catalogue 0.0197

2 Straight duct 200 100 0.65 0 0.22 56 260 0.004 loss=0.1" /100ft 0.0000

3 Gradual Expansion 200 100 250 200 0.22 0.55 56 260 102 0.004 0.18 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.001

4 Straight duct 250 200 3,400 134 0.54 336 625 0.024 loss=0.1" /100ft 0.0112

5 Radius Elbow No Vanes (90 Deg.) 250 200 0.54 336 625 0.024 0.44 Ref table 14-10-F,pg-253, SMACNA 0.0053

6 Straight duct 250 200 3,200 126 0.54 336 625 0.024 loss=0.1" /100ft 0.0105

7 Gradual Expansion 250 200 350 250 0.54 0.96 766 1424 800 0.126 0.18 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.023

8 Straight duct 350 250 1,800 71 0.94 766 814 0.041 loss=0.1" /100ft 0.0059

9 Radius Elbow No Vanes (90 Deg.) 350 250 0.94 766 814 0.041 0.23 Ref table 14-10-F,pg-253, SMACNA 0.0047

10 Straight duct 350 250 17,400 685 0.94 766 814 0.041 loss=0.1" /100ft 0.0571

11 Radius Elbow No Vanes (90 Deg.) 350 250 0.94 766 814 0.041 0.23 Ref table 14-10-F,pg-253, SMACNA 0.0047

12 Straight duct 350 300 2,500 98 1.13 766 678 0.029 loss=0.1" /100ft 0.0082

13 Radius Elbow No Vanes (90 Deg.) 350 250 0.94 766 814 0.041 0.23 Ref table 14-10-F,pg-253, SMACNA 0.0047

14 Straight duct 350 250 7,400 291 0.94 766 814 0.041 loss=0.1" /100ft 0.0243

15 Straight duct 350 250 1,000 39 0.94 766 814 0.041 loss=0.1" /100ft 0.0033

16 Gradual Expansion 350 250 450 450 0.94 2.21 766 814 346 0.041 0.18 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.007

Total Static Pressure drop in inch. Wg = 0.19

Total static pressure loss in inch of wc (including 10% safety) 0.21

Total Pressure. Drop in Pa. = 52

W1 H1 W2 H2

Page 2 of 14

PROJECT : AIR TRAFFIC CONTROL TOWER & TECHNICAL BLOCK DATE

12.12.09

TITLE : PRESSURE DROP CALCULATION FOR LVL 21

SERVING LOCATION : LEVEL 22

SECTION DESCRIPTION

Width Height Width Height Length Area AreaFlow in duct

VelocityVelocity

Vp1 C RemarksStatic Pressure

L A1 A2 V1 V2

mm. mm. mm. mm. mm. inch. sq. ft. sq. ft. CFM fpm fpm inch. Wg.

1 VCD 600 650 4.20 5,318 1267 Ref. Ravistar catalogue attached 0.071

2 Straight duct(vertical up from P 600 650 400 16 4.20 5,318 1267 0.100 loss=0.1" /100ft 0.0013

3 Radius Elbow No Vanes (90 Deg.) 600 650 4.20 5,318 1267 0.100 0.44 Ref table 14-10-F,pg-253, SMACNA 0.0441

4 Straight duct 600 650 1,000 39 4.20 5,318 1267 0.100 loss=0.1" /100ft 0.0033

5 Radius Elbow No Vanes (90 Deg.) 600 650 4.20 5,318 1267 0.100 0.44 Ref table 14-10-F,pg-253, SMACNA 0.0441

6 Straight duct 600 650 800 31 4.20 5,318 1267 0.100 loss=0.1" /100ft 0.0026

7 Radius Elbow No Vanes (90 Deg.) 600 650 4.20 5,318 1267 0.100 0.44 Ref table 14-10-F,pg-253, SMACNA 0.0441

8 Straight duct 600 650 2,300 91 4.20 5,318 1267 0.100 loss=0.1" /100ft 0.0075

9 Radius Elbow No Vanes (90 Deg.) 600 650 4.20 5,318 1267 0.100 0.44 Ref table 14-10-F,pg-253, SMACNA 0.0441

10 Straight duct 600 650 700 28 4.20 5,318 1267 0.100 loss=0.1" /100ft 0.0023

11 Supply Air Diffuser 600 600 Ref. Ravistar catalogue attached 0.0354

Return Air Ducting

1 Supply Air Grill Ref. Ravistar catalogue 0.0197

11 Straight duct 600 300 250 10 1.94 1,064 549 0.019 loss=0.1" /100ft 0.0008

12 Radius Elbow No Vanes (90 Deg.) 600 300 1.94 1,064 549 0.019 1.40 Ref table 14-10-F,pg-253, SMACNA 0.0132

13 Straight duct 600 300 300 12 1.94 1,064 549 0.019 loss=0.1" /100ft 0.0010

14 Gradual contraction 600 300 450 300 1.94 1.48 1064 549 721 0.019 0.05 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.001

15 Straight duct 450 300 1,300 51 1.45 1,064 732 0.033 loss=0.1" /100ft 0.0043

16 Radius Elbow No Vanes (45 Deg.) 450 300 1.45 1,064 732 0.033 0.48 Ref table 14-10-F,pg-253, SMACNA 0.0080

17 Straight duct 450 300 1,400 55 1.45 1,064 732 0.033 loss=0.1" /100ft 0.0046

18 Radius Elbow No Vanes (45 Deg.) 450 300 1.45 1,064 732 0.033 0.48 Ref table 14-10-F,pg-253, SMACNA 0.0080

19 Straight duct 450 300 600 24 1.45 1,064 732 0.033 loss=0.1" /100ft 0.0020

20 Gradual Expansion 450 300 600 300 1.45 1.97 1064 732 541 0.033 0.18 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.006

21 Straight duct 600 300 1,400 55 1.94 2,128 1099 0.075 loss=0.1" /100ft 0.0046

22 Radius Elbow No Vanes (45 Deg.) 600 300 1.94 2,128 1099 0.075 1.30 Ref table 14-10-F,pg-253, SMACNA 0.0489

23 Straight duct 600 300 1,100 43 1.94 2,128 1099 0.075 loss=0.1" /100ft 0.0036

24 Gradual Expansion 600 300 600 400 1.94 2.62 2128 1099 811 0.075 0.18 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.014

24 Straight duct 600 400 2,600 102 2.58 3,192 1236 0.095 loss=0.1" /100ft 0.0085

25 Radius Elbow No Vanes (45 Deg.) 600 400 2.58 3,192 1236 0.095 0.48 Ref table 14-10-F,pg-253, SMACNA 0.0229

26 Gradual Expansion 600 400 600 500 2.58 3.28 3192 1236 973 0.095 0.18 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.017

27 Straight duct 600 500 1,900 75 3.23 4,256 1318 0.108 loss=0.1" /100ft 0.0062

28 Radius Elbow No Vanes (45 Deg.) 600 500 3.23 3,192 989 0.061 0.48 Ref table 14-10-F,pg-253, SMACNA 0.0146

29 Straight duct 600 500 1,300 51 3.23 4,256 1318 0.108 loss=0.1" /100ft 0.0043

30 Radius Elbow No Vanes (45 Deg.) 600 500 3.23 4,256 1318 0.108 0.48 Ref table 14-10-F,pg-253, SMACNA 0.0260

31 Gradual Expansion 600 500 600 600 3.23 3.94 4256 1318 1081 0.108 0.18 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.020

32 Straight duct 600 600 1,400 55 3.87 5320 1373 0.118 loss=0.1" /100ft 0.0046

33 Radius Elbow No Vanes (45 Deg.) 600 600 3.87 5,320 1373 0.118 0.44 Ref table 14-10-F,pg-253, SMACNA 0.0259

34 Gradual Expansion 600 600 700 600 3.87 4.59 5320 1373 1158 0.118 0.18 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.021

35 Straight duct 700 600 1,400 55 4.52 6348 1405 0.123 loss=0.1" /100ft 0.0046

36 Radius Elbow No Vanes (45 Deg.) 700 600 4.52 6,348 1405 0.123 0.48 Ref table 14-10-F,pg-253, SMACNA 0.0295

37 Straight duct 700 600 1,000 39 4.52 6348 1405 0.123 loss=0.1" /100ft 0.0033

38 Gradual Expansion 700 600 800 600 4.52 5.25 6348 1405 1209 0.123 0.18 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.022

W1 H1 W2 H2

Page 3 of 14

PROJECT : AIR TRAFFIC CONTROL TOWER & TECHNICAL BLOCK DATE

12.12.09

TITLE : PRESSURE DROP CALCULATION FOR LVL 21

SERVING LOCATION : LEVEL 22

SECTION DESCRIPTION

Width Height Width Height Length Area AreaFlow in duct

VelocityVelocity

Vp1 C RemarksStatic Pressure

L A1 A2 V1 V2

mm. mm. mm. mm. mm. inch. sq. ft. sq. ft. CFM fpm fpm inch. Wg.

W1 H1 W2 H2

39 Straight duct 800 600 2,000 79 5.16 7448 1442 0.130 loss=0.1" /100ft 0.0066

40 Gradual Expansion 800 600 900 600 5.16 5.91 7448 1442 1261 0.130 0.18 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.023

41 Straight duct 900 600 2,400 94 5.81 7448 1282 0.102 loss=0.1" /100ft 0.0079

42 Radius Elbow No Vanes (90 Deg.) 900 600 5.81 7,448 1282 0.102 0.48 Ref table 14-10-F,pg-253, SMACNA 0.0246

43 Straight duct 900 600 3,100 122 5.81 7448 1282 0.102 loss=0.1" /100ft 0.0102

44 Radius Elbow No Vanes (90 Deg.) 900 600 5.81 7,448 1282 0.102 0.48 Ref table 14-10-F,pg-253, SMACNA 0.0246

45 Straight duct 900 600 800 31 5.81 7448 1282 0.102 loss=0.1" /100ft 0.0026

Total Static Pressure drop in inch. Wg = 0.70

Total static pressure loss in inch of wc (including 10% safety) 0.77

Total Pressure. Drop in Pa. = 191

Page 4 of 14

PROJECT DATE

12.12.09

TITLE : PRESSURE DROP CALCULATION PACKING AREA

SECTION DESCRIPTION

Width Height Width Height Length Area AreaFlow in duct

VelocityVelocity

Vp1 C RemarksStatic Pressure

L A1 A2 V1 V2

mm. mm. mm. mm. mm. inch. sq. ft. sq. ft. CFM fpm fpm inch. Wg.

1 VCD 550 500 2.96 4,400 1487 Ref. Ravistar catalogue attached 0.079

2 Straight duct(vertical up from AH 1,250 1000 6,500 256 13.45 22,620 1682 0.176 loss=0.1" /100ft 0.0213

3 Radius Elbow No Vanes (90 Deg.) 550 500 2.96 4,400 1487 0.138 0.52 Ref table 14-10-F,pg-253, SMACNA 0.0717

4 Gradual Expansion 550 500 800 400 2.96 3.50 4400 1487 1257 0.138 0.18 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.025

5 Straight duct 1,350 1000 17,000 669 14.53 25,000 1721 0.185 loss=0.1" /100ft 0.0558

6 Fire Damper 800 400 3.44 4,400 1278 Ref. Ravistar catalogue attached

7 Straight duct 800 400 600 24 3.44 4,400 1278 0.102 loss=0.1" /100ft 0.0020

8 Radius Elbow No Vanes (45 Deg.) 800 400 3.44 4,400 1278 0.102 0.52 Ref table 14-10-F,pg-253, SMACNA 0.0265

9 Straight duct 800 400 5,200 205 3.44 4,400 1278 0.102 loss=0.1" /100ft 0.0171

10 Fire Damper 800 400 3.44 4,400 1278 Ref. Ravistar catalogue attached

11 Radius Elbow No Vanes (45 Deg.) 800 400 3.44 4,400 1278 0.102 0.52 Ref table 14-10-F,pg-253, SMACNA 0.0265

12 Straight duct 800 400 5,200 205 3.44 4,400 1278 0.102 loss=0.1" /100ft 0.0171

13 Radius Elbow No Vanes (45 Deg.) 800 400 3.44 4,038 1173 0.086 0.52 Ref table 14-10-F,pg-253, SMACNA 0.0223

14 Straight duct 800 400 1,000 39 3.44 4,038 1173 0.086 loss=0.1" /100ft 0.0033

15 Radius Elbow No Vanes (45 Deg.) 800 400 3.44 4,038 1173 0.086 0.52 Ref table 14-10-F,pg-253, SMACNA 0.0223

16 Straight duct 800 400 1,750 69 3.44 4,038 1173 0.086 loss=0.1" /100ft 0.0057

17 Fire Damper 800 400 3.44 4,038 1173 Ref. Ravistar catalogue attached

18 Straight duct 800 400 4,600 181 3.44 4,038 1173 0.086 loss=0.1" /100ft 0.0151

19 Gradual contraction 800 400 700 400 3.44 3.06 3523 1023 1151 0.065 0.05 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.003

20 Straight duct 700 400 5,000 197 3.01 3,523 1169 0.085 loss=0.1" /100ft 0.0164

21 Gradual contraction 700 400 600 350 3.01 2.30 2343 778 1020 0.038 0.05 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.002

22 Straight duct 600 350 3,000 118 2.26 2,343 1037 0.067 loss=0.1" /100ft 0.0098

23 Gradual contraction 600 350 500 300 2.26 1.64 1554 688 947 0.029 0.05 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.001

24 Straight duct 500 300 1,500 59 1.61 1,554 963 0.058 loss=0.1" /100ft 0.0049

25 Gradual contraction 500 300 350 300 1.61 1.15 1036 642 902 0.026 0.05 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.001

26 Straight duct 350 300 2,400 94 1.13 1,036 917 0.052 loss=0.1" /100ft 0.0079

27 Gradual contraction 350 300 350 200 1.13 0.77 518 458 677 0.013 0.05 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.001

28 Straight duct 350 200 2,600 102 0.75 518 688 0.029 loss=0.1" /100ft 0.0085

29 Gradual contraction 600 200 450 200 1.29 0.98 518 401 526 0.010 0.05 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.001

30 Straight duct 450 200 200 8 0.97 518 535 0.018 loss=0.1" /100ft 0.0007

31 Straight duct 500 200 500 20 1.08 518 481 0.014 loss=0.1" /100ft 0.0016

32 Supply Jet nozzle 0.00 104 Ref. Ravistar catalogue 0.0197

Return Air Ducting

1 Radius Elbow No Vanes (90 Deg.) 550 500 2.96 4,400 1487 0.138 0.40 Ref table 14-10-F,pg-253, SMACNA 0.0551

2 Radius Elbow No Vanes (90 Deg.) 550 500 2.96 4,400 1487 0.138 0.40 Ref table 14-10-F,pg-253, SMACNA 0.0551

3 Straight duct 500 550 600 24 2.96 1021 345 0.007 loss=0.1" /100ft 0.0020

4 Radius Elbow No Vanes (90 Deg.) 700 650 4.90 1,621 331 0.007 0.44 Ref table 14-10-F,pg-253, SMACNA 0.0030

5 Radius Elbow No Vanes (90 Deg.) 550 500 2.96 1,621 548 0.019 0.44 Ref table 14-10-F,pg-253, SMACNA 0.0082

6 Straight duct 500 550 500 20 2.96 1621 548 0.019 loss=0.1" /100ft 0.0016

58150 Total Static Pressure drop in inch. Wg = 0.54

Total static pressure loss in inch of wc (including 10% safety) 0.59

Total Pressure. Drop in Pa. = 147

W1 H1 W2 H2

Page 5 of 14

PROJECT : DATE

TITLE : PRESSURE DROP CALC CHECKED

SERVING LOCATION :

SECTION DESCRIPTION

Width Height Width Height Length Area Area Flow in ductFlow in ductEq. Length

Eq. LengthVelocityVelocity

V2/V1 Vp1 C RemarksStatic Pressure

L A1 A2 V1 V2

mm. inch. mm. inch. mm. inch. mm. inch. mm. inch. sq. ft. sq. ft. CMH L/S CFM ft. inch fpm fpm inch. Wg.

1 VCD 1,130 45 1140 45 13.86 24,000 1731 Ref. Ravistar catalogue attached 0.079

2 Straight duct(vertical up from AH 1,130 45 1140 45 12,000 472 13.86 40800 11333 24,000 1731 0.187 loss=0.1" /100ft 0.0394

3 Radius Elbow No Vanes (90 Deg.) 1,800 72 1450 57 28.08 81600 22666 48,000 1709 0.182 1.20 Ref table 14-10-F,pg-253, SMACNA 0.2186

4 Gradual Expansion 0 0 0 0 0 0 0.00 0.00 40800 11333 24000 ### ### ### ### 0.18 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA #DIV/0!

5 Straight duct 1,800 72 1450 57 6,800 268 28.08 81600 22666 48,000 1709 0.182 loss=0.1" /100ft 0.0223

6 Fire Damper 0 0 0 0 0.00 4,400 ### Ref. Ravistar catalogue attached 0.031

7 Straight duct 1,650 66 1450 57 600 24 25.74 7480 2078 4,400 171 0.002 loss=0.1" /100ft 0.0020

8 Radius Elbow No Vanes (45 Deg.) 800 32 400 16 3.44 7480 2078 4,400 0.00 1278 0.102 0.52 Ref table 14-10-F,pg-253, SMACNA 0.0000

9 Straight duct 800 32 400 16 5,200 205 3.44 7480 2078 4,400 1278 0.102 loss=0.1" /100ft 0.0171

10 Fire Damper 800 32 400 16 3.44 4,400 1278 Ref. Ravistar catalogue attached 0.031

11 Radius Elbow No Vanes (45 Deg.) 800 32 400 16 3.44 7480 2078 4,400 0.00 1278 0.102 0.52 Ref table 14-10-F,pg-253, SMACNA 0.0265

12 Straight duct 800 32 400 16 5,200 205 3.44 7480 2078 4,400 1278 0.102 loss=0.1" /100ft 0.0171

13 Radius Elbow No Vanes (45 Deg.) 800 32 400 16 3.44 6865 1907 4,038 0.00 1173 0.086 0.52 Ref table 14-10-F,pg-253, SMACNA 0.0223

14 Straight duct 800 32 400 16 1,000 39 3.44 6865 1907 4,038 1173 0.086 loss=0.1" /100ft 0.0033

15 Radius Elbow No Vanes (45 Deg.) 800 32 400 16 3.44 6865 1907 4,038 0.00 1173 0.086 0.52 Ref table 14-10-F,pg-253, SMACNA 0.0223

16 Straight duct 800 32 400 16 1,750 69 3.44 6865 1907 4,038 1173 0.086 loss=0.1" /100ft 0.0057

17 Fire Damper 800 32 400 16 3.44 4,038 1173 Ref. Ravistar catalogue attached 0.031

18 Straight duct 800 32 400 16 4,600 181 3.44 6865 1907 4,038 1173 0.086 loss=0.1" /100ft 0.0151

19 Gradual contraction 800 32 400 16 700 28 400 16 3.44 3.06 5989 1664 3523 1023 1151 0.9 0.065 0.05 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.003

20 Straight duct 700 28 400 16 5,000 197 3.01 5989 1664 3,523 1169 0.085 loss=0.1" /100ft 0.0164

21 Gradual contraction 700 28 400 16 600 24 350 14 3.01 2.30 3983 1106 2343 778 1020 0.8 0.038 0.05 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.002

22 Straight duct 600 24 350 14 3,000 118 2.26 3983 1106 2,343 1037 0.067 loss=0.1" /100ft 0.0098

23 Gradual contraction 600 24 350 14 500 20 300 12 2.26 1.64 2642 734 1554 688 947 0.7 0.029 0.05 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.001

24 Straight duct 500 20 300 12 1,500 59 1.61 2642 734 1,554 963 0.058 loss=0.1" /100ft 0.0049

25 Gradual contraction 500 20 300 12 350 14 300 12 1.61 1.15 1761 489 1036 642 902 0.7 0.026 0.05 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.001

26 Straight duct 350 14 300 12 2,400 94 1.13 1761 489 1,036 917 0.052 loss=0.1" /100ft 0.0079

27 Gradual contraction 350 14 300 12 350 14 200 8 1.13 0.77 881 245 518 458 677 0.7 0.013 0.05 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.001

28 Straight duct 350 14 200 8 2,600 102 0.75 881 245 518 688 0.029 loss=0.1" /100ft 0.0085

29 Gradual contraction 600 24 200 8 450 18 200 8 1.29 0.98 881 245 518 401 526 0.8 0.010 0.05 A1/A2=1.03, Ref table 14-12 A, pg 260-SMACNA 0.001

30 Straight duct 450 18 200 8 200 8 0.97 881 245 518 535 0.018 loss=0.1" /100ft 0.0007

31 Straight duct 500 20 200 8 500 20 1.08 881 245 518 481 0.014 loss=0.1" /100ft 0.0016

32 Supply Jet nozzle 0 0 0.00 176 49 104 0.00 Ref. Ravistar catalogue 0.0197

Return Air Ducting

1 Radius Elbow No Vanes (90 Deg.) 550 22 500 20 2.96 7480 2078 4,400 1487 0.138 0.40 Ref table 14-10-F,pg-253, SMACNA 0.0551

2 Radius Elbow No Vanes (90 Deg.) 550 22 500 20 2.96 7480 2078 4,400 1487 0.138 0.40 Ref table 14-10-F,pg-253, SMACNA 0.0551

3 Straight duct 500 20 550 22 600 24 2.96 1736 482 1021 345 0.007 loss=0.1" /100ft 0.0020

4 Radius Elbow No Vanes (90 Deg.) 700 28 650 26 4.90 2756 765 1,621 331 0.007 0.44 Ref table 14-10-F,pg-253, SMACNA 0.0030

5 Radius Elbow No Vanes (90 Deg.) 550 22 500 20 2.96 2756 765 1,621 548 0.019 0.44 Ref table 14-10-F,pg-253, SMACNA 0.0082

6 Straight duct 500 20 550 22 500 20 2.96 2756 765 1621 548 0.019 loss=0.1" /100ft 0.0016

Total Static Pressure drop in inch. Wg = #DIV/0!

Due to Straight Duct Total static pressure loss in inch of wc (including 10% safety) #DIV/0!

Total Pressure. Drop in Pa. = #DIV/0!

W1 H1 W2 H2

3905 A & B (Manufacturing Area)

SECTION DESCRIPTION

Width Height Width Height Length Area Area Velocity Veloci

V2/V1 Vp1 CStatic Pressu

L A1 A2 V1 V2

mm. mm. mm. mm. mm. sq. ft. sq. ft. CFM fpm fpm inch. Wg.

1 VCD 1,130 1140 13.86 24,000 1731 0.059

2 Fire Damper 1,130 1140 13.86 24,000 1731 0.059

3 WYE Piece Drop 1,130 1140 1800 1450 13.86 28.08 24,000 1731 1709 0.187 0.56 0.10

4 Straight duct 1,800 1450 12,000 28.08 48,000 1709 0.182 0.039

5 Radius Elbow No Vanes (90 Deg. 1,800 1,450 28.08 48,000 1709 0.182 0.48 0.087

6 Radius Elbow No Vanes (90 Deg. 1,800 1,450 28.08 48,000 1709 0.182 0.48 0.087

7 Radius Elbow No Vanes (90 Deg. 1,800 1,450 28.08 48,000 1709 0.182 0.48 0.087

8 Gradual contraction 1,800 1450 1650 1450 730 28.08 25.74 43428 1546 1687 0.9 0.149 0.05 0.007

9 Straight duct 1,650 1450 6,200 25.74 43,428 1687 0.177 0.020

10 Gradual contraction 1,650 1450 1500 1450 730 25.74 23.40 38856 1509 1660 0.9 0.142 0.05 0.007

11 Straight duct 1,500 1450 6,200 23.40 38,856 1660 0.172 0.020

12 Gradual contraction 1,500 1450 1500 1350 730 23.40 21.79 34284 1465 1573 0.9 0.134 0.05 0.007

13 Straight duct 1,500 1350 6,200 21.79 34,284 1573 0.154 0.020

14 Gradual contraction 1,500 1350 1500 1200 730 21.79 19.37 29712 1364 1534 0.9 0.116 0.05 0.006

15 Straight duct 1,500 1200 6,200 19.37 29,712 1534 0.147 0.020

16 Gradual contraction 1,500 1200 1500 1100 730 19.37 17.75 25140 1298 1416 0.9 0.105 0.05 0.005

17 Straight duct 1,500 1100 6,200 17.75 25,140 1416 0.125 0.020

18 Gradual contraction 1,500 1100 1250 1100 730 17.75 14.80 20568 1158 1390 0.8 0.084 0.05 0.004

19 Straight duct 1,250 1100 6,200 14.80 20,568 1390 0.120 0.020

20 Gradual contraction 1,250 1100 1050 1100 730 14.80 12.43 15996 1081 1287 0.8 0.073 0.05 0.004

21 Straight duct 1,050 1100 6,200 12.43 15,996 1287 0.103 0.020

22 Gradual contraction 1,050 1100 850 1100 730 12.43 10.06 9324 750 927 0.8 0.035 0.05 0.002

23 Straight duct 850 1100 6,200 10.06 9,324 927 0.054 0.020

24 Gradual contraction 850 1100 850 750 730 10.06 6.86 5829 579 850 0.7 0.021 0.05 0.001

25 Straight duct 850 750 6,200 6.86 5,829 850 0.045 0.020

26 Gradual contraction 850 750 850 400 730 6.86 3.66 2334 340 638 0.5 0.007 0.05 0.000

27 Straight duct 850 400 6,200 3.66 2,334 638 0.025 0.020

28 Jet Diffuser (1160 CFM), 12" Dia 0.36 1,167 300 0.126

Return Air Duct Lossess

29 Straight duct 450 450 8,000 2.18 1,846 847 0.045 0.026

30 Straight duct 875 625 14,550 5.88 5,538 941 0.055 0.048

31 Gradual Expansion 875 625 1000 1125 730 5.88 12.11 5,538 941 457 2 0.055 0.12 0.007

32 Straight duct 1,000 1125 19,722 12.11 12,922 1067 0.071 0.065

33 Gradual Expansion 1,000 1125 1250 1125 730 12.11 15.13 12922 1067 854 1.3 0.071 0.12 0.009

34 Straight duct 1,250 1125 19,722 15.13 20,306 1342 0.112 0.065

35 Gradual Expansion 1,250 1125 1625 1125 730 15.13 19.67 20306 1342 1032 1.3 0.112 0.12 0.013

36 Straight duct 1,625 1125 32,000 19.67 20,306 1032 0.066 0.105

37 Gradual contraction 1,625 1125 1380 1280 600 19.67 19.01 20306 1032 1068 1.0 0.066 0.05 0.003

38 Straight duct 1,380 1280 600 19.01 20,306 1068 0.071 0.002

39 Gradual Expansion 1,380 1280 1625 1280 730 19.01 22.38 20306 1068 907 1.2 0.071 0.12 0.009

40 Radius Elbow No Vanes (90 Deg. 1,625 1,125 19.67 20,306 1032 0.066 0.48 0.032

41 VCD 1,625 1140 19.93 20,306 1019 0.059

42 Fire Damper 1,625 1140 19.93 20,306 1019 0.059

10 Micron Prefilter 0.400

10 Micron Fine Filter 0.800

Cooling Coil 0.572

HRW 0.700

mmwc 3.870

Calculated Pressure Drop 98.291

Selected Drop 100.000

Flow in ductW1 H1 W2 H2

AHU - 3906 A (Filling & Packing Area)

SECTION DESCRIPTION

Widt Heig Width Height Lengt Area Area Velocity Veloci

V2/V1 Vp1 CStatic Pressu

L A1 A2 V1 V2

mm. mm. mm. mm. mm. sq. ft. sq. ft. CFM fpm fpm inch. Wg.

1 VCD ### 1000 ### 25,000 1721 0.059

2 Fire Damper ### 1000 ### 25,000 1721 0.059

3 Straight duct ### 1000 ### ### 25,000 1721 0.185 0.039

4 Radius Elbow No Vanes (90 Deg.) ### ### 28.08 25,000 890 0.049 0.44 0.022

5 Gradual contraction ### 1000 1250 1000 730 ### ### 22620 1557 1682 0.9 0.151 0.05 0.008

6 Straight duct ### 1000 6,200 ### 22,620 1682 0.176 0.020

7 Gradual contraction ### 1000 1150 1000 730 ### ### 20240 1505 1636 0.9 0.141 0.05 0.007

8 Straight duct ### 1000 6,200 ### 20,240 1636 0.167 0.020

9 Gradual contraction ### 1000 1050 1000 730 ### ### 17860 1443 1581 0.9 0.130 0.05 0.006

10 Straight duct ### 1000 6,200 ### 17,860 1581 0.156 0.020

11 Gradual contraction ### 1000 1050 900 730 ### ### 15480 1370 1522 0.9 0.117 0.05 0.006

12 Straight duct ### 900 6,200 ### 15,480 1522 0.144 0.020

13 Gradual contraction ### 900 1050 800 730 ### 9.04 13100 1288 1449 0.9 0.103 0.05 0.005

14 Straight duct ### 800 6,200 9.04 13,100 1449 0.131 0.020

15 Gradual contraction ### 800 1050 700 730 9.04 7.91 10720 1186 1355 0.9 0.088 0.05 0.004

16 Straight duct ### 700 6,200 7.91 10,720 1355 0.115 0.020

17 Gradual contraction ### 700 850 700 730 7.91 6.40 8340 1055 1303 0.8 0.069 0.05 0.003

18 Straight duct 850 700 6,200 6.40 8,340 1303 0.106 0.020

19 Gradual contraction 850 700 650 700 730 6.40 4.90 5960 931 1217 0.8 0.054 0.05 0.003

20 Straight duct 650 700 6,200 4.90 5,960 1217 0.092 0.020

21 Gradual contraction 650 700 650 500 730 4.90 3.50 3580 731 1024 0.7 0.033 0.05 0.002

22 Straight duct 650 500 6,200 3.50 3,580 1024 0.065 0.020

23 Gradual contraction 650 500 650 250 730 3.50 1.75 1200 343 686 0.5 0.007 0.05 0.0004

24 Straight duct 650 250 6,200 1.75 1,200 686 0.029 0.020

25 Jet Diffuser (600 CFM), 10" Dia 0.19 600 300 0.079

Return Air Duct Lossess

26 Straight duct 650 250 8,000 1.7 600 343 0.007 0.026

27 Straight duct 625 575 ### 3.9 4,164 1077 0.072 0.096

28 Gradual Expansion 625 575 875 750 730 3.9 7.06 4,164 1077 590 2 0.072 0.12 0.009

29 Straight duct 875 750 ### 7.1 9,716 1376 0.118 0.067

30 Gradual Expansion 875 750 1000 1000 730 7.1 ### 9,716 1376 903 1.5 0.118 0.12 0.014

31 Straight duct ### 1000 ### 10.8 15,268 1419 0.126 0.098

32 Radius Elbow No Vanes (90 Deg.) ### ### 10.8 15,268 1419 0.126 0.44 0.055

33 VCD ### 1000 10.8 15,268 1419 0.059

34 Fire Damper ### 1000 10.8 15,268 1419 0.059

10 Micron Prefilter 0.400

10 Micron Fine Filter 0.800

Cooling Coil 0.571

HRW 0.740

inwc 3.501

Calculated Pressure Drop (mm) 88.927

Selected Drop 100.000

Flow in ductW1 H1 W2 H2

AHU - 3906 B (Filling & Packing Area)

SECTION DESCRIPTION

Width Height Width Height Lengt Area Area Velocity Veloci

V2/V1 Vp1 CStatic Pressu

L A1 A2 V1 V2

mm. mm. mm. mm. mm. sq. ft. sq. ft. CFM fpm fpm inch. Wg.

1 VCD 1,350 1000 ### 25,000 1721 0.059

2 Fire Damper 1,350 1000 ### 25,000 1721 0.059

3 Straight duct 1,350 1000 ### ### 25,000 1721 0.185 0.039

4 Radius Elbow No Vanes (90 Deg. 1,800 1,450 28.08 25,000 890 0.049 0.44 0.022

5 Gradual contraction 1,350 1000 1250 1000 730 ### ### 22620 1557 1682 0.9 0.151 0.05 0.008

6 Straight duct 1,250 1000 6,200 ### 22,620 1682 0.176 0.020

7 Gradual contraction 1,250 1000 1150 1000 730 ### ### 20240 1505 1636 0.9 0.141 0.05 0.007

8 Straight duct 1,150 1000 6,200 ### 20,240 1636 0.167 0.020

9 Gradual contraction 1,150 1000 1050 1000 730 ### ### 17860 1443 1581 0.9 0.130 0.05 0.006

10 Straight duct 1,050 1000 6,200 ### 17,860 1581 0.156 0.020

11 Gradual contraction 1,050 1000 1050 900 730 ### ### 15480 1370 1522 0.9 0.117 0.05 0.006

12 Straight duct 1,050 900 6,200 ### 15,480 1522 0.144 0.020

13 Gradual contraction 1,050 900 1050 800 730 ### 9.04 13100 1288 1449 0.9 0.103 0.05 0.005

14 Straight duct 1,050 800 6,200 9.04 13,100 1449 0.131 0.020

15 Gradual contraction 1,050 800 1050 700 730 9.04 7.91 10720 1186 1355 0.9 0.088 0.05 0.004

16 Straight duct 1,050 700 6,200 7.91 10,720 1355 0.115 0.020

17 Gradual contraction 1,050 700 850 700 730 7.91 6.40 8340 1055 1303 0.8 0.069 0.05 0.003

18 Straight duct 850 700 6,200 6.40 8,340 1303 0.106 0.020

19 Gradual contraction 850 700 650 700 730 6.40 4.90 5960 931 1217 0.8 0.054 0.05 0.003

20 Straight duct 650 700 6,200 4.90 5,960 1217 0.092 0.020

21 Gradual contraction 650 700 650 500 730 4.90 3.50 3580 731 1024 0.7 0.033 0.05 0.002

22 Straight duct 650 500 6,200 3.50 3,580 1024 0.065 0.020

23 Gradual contraction 650 500 650 250 730 3.50 1.75 1200 343 686 0.5 0.007 0.05 0.0004

24 Straight duct 650 250 6,200 1.75 1,200 686 0.029 0.020

25 Jet Diffuser (600 CFM), 10" Dia 0.19 600 300 0.079Return Air Duct Lossess26 Straight duct 450 350 8,000 1.7 1,388 819 0.042 0.026

27 Straight duct 750 500 ### 4.0 4,164 1032 0.066 0.047

28 Gradual Expansion 750 500 750 875 730 4.0 7.06 4,164 1032 590 2 0.066 0.12 0.008

29 Straight duct 875 750 ### 7.1 8,328 1179 0.087 0.047

30 Gradual Expansion 875 750 925 875 730 7.1 8.71 8,328 1179 956 1.2 0.087 0.12 0.010

31 Straight duct 925 875 ### 8.7 12,492 1434 0.128 0.047

32 Gradual Expansion 925 875 1125 1000 730 8.7 ### 12,492 1434 1032 1.4 0.128 0.12 0.015

33 Straight duct 1,125 1000 ### 12.1 16,656 1376 0.118 0.047

32 Radius Elbow No Vanes (90 Deg. 1,125 1,000 12.1 16,656 1376 0.118 0.44 0.052

33 VCD 1,125 1000 12.1 15,268 1261 0.059

34 Fire Damper 1,125 1000 12.1 15,268 1261 0.059

10 Micron Prefilter 0.400

10 Micron Fine Filter 0.800

Cooling Coil 0.571

HRW 0.740

mmwc 3.436

Calculated Pressure Drop 87.279

Selected Drop 100.000

Flow in ductW1 H1 W2 H2

3905 A & B (Manufacturing Area)

SECTION DESCRIPTION

Width Height Width Height Length Area Area Ratio 10 >=θ=< Co

L A1 A A1 / A

mm. mm. mm. mm. mm. sq. ft. sq. ft.

5 Gradual contraction 1,350 1000 1250 1000 730 14.53 13.45 1.08 20 0.05

7 Gradual contraction 1,250 1000 1150 1000 730 13.45 12.37 1.09 20 0.05

9 Gradual contraction 1,150 1000 1050 1000 730 12.37 11.30 1.10 20 0.05

11 Gradual contraction 1,050 1000 1050 900 730 11.30 10.17 1.11 20 0.05

13 Gradual contraction 1,050 900 1050 800 730 10.17 9.04 1.13 20 0.05

15 Gradual contraction 1,050 800 1050 700 730 9.04 7.91 1.14 20 0.05

17 Gradual contraction 1,050 700 850 700 730 7.91 6.40 1.24 20 0.05

19 Gradual contraction 850 700 650 700 730 6.40 4.90 1.31 20 0.05

21 Gradual contraction 650 700 650 500 730 4.90 3.50 1.40 20 0.05

23 Gradual contraction 650 500 650 250 730 3.50 1.75 2.00 20 0.05

37 Gradual contraction 1,625 1125 1380 1280 600 19.67 16.70 1.18 20 0.05

AHU - 3906 A (Filling & Packing Area)

SECTION DESCRIPTION

Width Height Width Height Length Area Area Ratio 10 >=θ=< Co

L A1 A A1 / A

mm. mm. mm. mm. mm. sq. ft. sq. ft.

5 Gradual contraction 1,350 1000 1250 1000 730 14.53 13.45 1.08 20 0.05

7 Gradual contraction 1,250 1000 1150 1000 730 13.45 12.37 1.09 20 0.05

9 Gradual contraction 1,150 1000 1050 1000 730 12.37 11.30 1.10 20 0.05

11 Gradual contraction 1,050 1000 1050 900 730 11.30 10.17 1.11 20 0.05

13 Gradual contraction 1,050 900 1050 800 730 10.17 9.04 1.13 20 0.05

15 Gradual contraction 1,050 800 1050 700 730 9.04 7.91 1.14 20 0.05

17 Gradual contraction 1,050 700 850 700 730 7.91 6.40 1.24 20 0.05

19 Gradual contraction 850 700 650 700 730 6.40 4.90 1.31 20 0.05

21 Gradual contraction 650 700 650 500 730 4.90 3.50 1.40 20 0.05

23 Gradual contraction 650 500 650 250 730 3.50 1.75 2.00 20 0.05

AHU - 3906 B (Filling & Packing Area)

SECTION DESCRIPTION

Width Height Width Height Length Area Area Ratio 10 >=θ=< Co

L A1 A A1 / A

mm. mm. mm. mm. mm. sq. ft. sq. ft.

5 Gradual contraction 1,350 1000 1250 1000 730 14.53 13.45 1.08 20 0.05

7 Gradual contraction 1,250 1000 1150 1000 730 13.45 12.37 1.09 20 0.05

9 Gradual contraction 1,150 1000 1050 1000 730 12.37 11.30 1.10 20 0.05

11 Gradual contraction 1,050 1000 1050 900 730 11.30 10.17 1.11 20 0.05

13 Gradual contraction 1,050 900 1050 800 730 10.17 9.04 1.13 20 0.05

15 Gradual contraction 1,050 800 1050 700 730 9.04 7.91 1.14 20 0.05

17 Gradual contraction 1,050 700 850 700 730 7.91 6.40 1.24 20 0.05

19 Gradual contraction 850 700 650 700 730 6.40 4.90 1.31 20 0.05

21 Gradual contraction 650 700 650 500 730 4.90 3.50 1.40 20 0.05

23 Gradual contraction 650 500 650 250 730 3.50 1.75 2.00 20 0.05

W1 H1 W2 H2

W1 H1 W2 H2

W1 H1 W2 H2

E-Transition, Rectangular Side StraightCoefficient C (See Note 6)

A1/A 20° 30° 45° 60° 90° 180°2 0.09 0.12 0.20 0.34 0.37 0.38 0.354 0.16 0.25 0.42 0.60 0.68 0.70 0.666 0.19 0.30 0.48 0.65 0.76 0.83 0.80

3905 A & B (Manufacturing Area)

DESCRIPTION

Width Height Width Height Length Area Area RatioK Value

L A A1 A1/A

mm. mm. mm. mm. mm. sq. ft. sq. ft.

30 Gradual Expansion 875 625 1000 1125 730 5.88 12.11 2.057 0.12

32 Gradual Expansion 1,000 1125 1250 1125 730 12.11 15.13 1.250 0.12

34 Gradual Expansion 1,250 1125 1625 1125 730 15.13 19.67 1.300 0.12

39 Gradual Expansion 1,380 1280 1625 1280 600 19.01 22.38 1.178 0.12

AHU - 3906 A (Filling & Packing Area)

DESCRIPTION

Width Height Width Height Length Area Area RatioK Value

L A A1 A1/A

mm. mm. mm. mm. mm. sq. ft. sq. ft.

28 Gradual Expansion 625 575 875 750 730 3.87 7.06 1.826 0.12

30 Gradual Expansion 875 750 1000 1000 730 7.06 10.76 1.524 0.12

AHU - 3906 B (Filling & Packing Area)

DESCRIPTION

Width Height Width Height Length Area Area RatioK Value

L A A1 A1/A

mm. mm. mm. mm. mm. sq. ft. sq. ft.

28 Gradual Expansion 750 500 750 875 730 4.04 7.06 1.750 0.12

30 Gradual Expansion 875 750 925 875 730 7.06 8.71 1.233 0.12

32 Gradual Expansion 925 875 1125 1000 730 8.71 12.11 1.390 0.12

14°

SECTION

W1 H1 W2 H2

SECTION

W1 H1 W2 H2

SECTION

W1 H1 W2 H2

F- Elbow, Rectangular, Smooth Radius without vanesCoefficient for 90° (See Note 3)

Coefficient C

R/HH/W

0.25 0.50 0.75 1.00 1.50 2.00 3.00 4.00 5.00 6.00 8.000.5 1.50 1.40 1.30 1.20 1.10 1.00 1.00 1.10 1.10 1.20 1.20

0.75 0.57 0.52 0.48 0.44 0.40 0.39 0.39 0.40 0.42 0.43 0.441 0.27 0.25 0.23 0.21 0.19 0.18 0.18 0.19 0.20 0.27 0.21

1.5 0.22 0.20 0.19 0.17 0.15 0.14 0.14 0.15 0.16 0.17 0.172 0.20 0.18 0.16 0.15 0.14 0.13 0.13 0.14 0.14 0.15 0.15

R/W 1.00 2.00 3.00 4.00 6.00 8.00 10.00 14.00 >= 200.5 1.40 1.26 1.19 1.14 1.09 1.06 1.04 1.00 1.00

>= 0..75 2.00 1.77 1.64 1.56 1.46 1.38 1.30 1.15 1.00

3905 A & B (Manufacturing Area)

SECTI DESCRIPTION

Width Height AreaR1 R R/H H/W C

A1

mm. mm. sq. ft. mm mm

4 Radius Elbow No Vanes (90 Deg. 1,800 1,450 28.08 150 875 0.60 0.81 0.48

5 Radius Elbow No Vanes (90 Deg. 1,800 1,450 28.08 150 875 0.60 0.81 0.48

6 Radius Elbow No Vanes (90 Deg. 1,800 1,450 28.08 150 875 0.60 0.81 0.48

36 Radius Elbow No Vanes (90 Deg. 1,625 1,125 19.67 150 713 0.63 0.69 0.48

AHU - 3906 A (Filling & Packing Area)

SECTI DESCRIPTION

Width Height AreaR1 R R/H H/W C

A1

mm. mm. sq. ft. mm mm

4 Radius Elbow No Vanes (90 Deg. 1,800 1,450 28.08 150 875 0.60 0.81 0.44

32 Radius Elbow No Vanes (90 Deg. 1,000 1,000 10.8 150 650 0.65 1.00 0.44

AHU - 3906 B (Filling & Packing Area)

SECTI DESCRIPTION

Width Height AreaR1 R R/H H/W C

A1

mm. mm. sq. ft. mm mm

4 Radius Elbow No Vanes (90 Deg. 1,800 1,450 28.08 150 875 0.60 0.81 0.44

32 Radius Elbow No Vanes (90 Deg. 1,125 1,000 12.1 150 650 0.65 0.89 0.44

Re 10 -4

W1 H1

W1 H1

W1 H1

Damper Pressure Drop CalculationSr. No Parameters MG Area PKG Area

1 Circuit Supply Return Return Supply Supply

2 Flow Rate (CFM) 24000 27690 20306 25000 15268

3 Type of Damper Parellel Parellel Parellel Parellel Parellel

4 1.820 1.828 1.250 1.350 ### 1.000 ###

5 2

6 Free Area Ration 0.91 0.00 0.00 0.00 0.00

7 Pressure Drop at 5.08 m/s 1.47 #NUM! #NUM! #NUM! #NUM!

8 6.21 7.13 7.65 8.72 7.19

9 Correction Factor 0.67 0.51 0.44 0.34 0.50

10 Pressure Drop Across Damper (Pa) 0.0 #NUM! #NUM! #NUM! #NUM!

Duct Area (m2)

Damper Area (m2)

Approach Velocity (m/s)

Damper Pressure Drop CalculationPKG Area FWG Area

Supply Supply Supply Supply

9716 25000 8328 16656

Parellel Parellel Parellel Parellel

0.612 1.350 0.656 1.125

0.00 0.00 0.00 0.00

#NUM! #NUM! #NUM! #NUM!

7.47 8.72 5.97 6.97

0.46 0.34 0.72 0.53

#NUM! #NUM! #NUM! #NUM!

For Your Information Only………………..

For Your Information Only………………..