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AHU-GR-AD-02-1 : Visit Area - Zone-1 Calculated Ext. Fr. Loss (Pa) w/- 10% SF

S.No. DescriptionDuct Size MM Trans. Lth. Q Area

W1 H1 W2 H2 M CMS CMS Sq. M

01 Plenum Box 1150 1150 944 944 8.84 0.67 1258 3 0.42 2.30 1.322502 90 Elbow 1150 1150 8.84 1258 3 0.12 1.322503 Reducer 1150 1150 1100 1100 8.84 0.91 1258 0.10 1.322504 Straight Duct 1100 1100 0.6 8.84 1203 1.21

05 1100 1100 - 8.84 1203 1.21

06 Straight Duct 1100 1100 1.5 8.84 1203 1.2102 45 Elbow 1100 1100 8.84 1203 2.67 0.08 1.2106 Straight Duct 1100 1100 5.0 8.84 1203 1.2102 45 Elbow 1100 1100 8.84 1203 2.67 0.08 1.2106 Straight Duct 1100 1100 0.5 8.84 1203 1.2101 FD 1100 1100 8.84 1203 2.67 0.19 1.2106 Straight Duct 1100 1100 6.0 8.84 1203 1.2102 90 Elbow 1100 1100 8.84 1203 2.67 0.12 1.2106 Straight Duct 1100 1100 3.0 8.84 1203 1.2102 90 Elbow 1100 1100 8.84 1203 2.67 0.12 1.2106 Straight Duct 1100 1100 0.5 8.84 1203 1.2101 Plenum Box 1100 1100 3350 1150 8.84 3.18 1203 3 0.42 7.03 1.2103 Reducer 3350 1100 2800 500 8.84 0.38 2022 0.50 3.68504 Straight Duct 2800 500 1.0 8.84 1193 1.401 MD 2800 500 8.84 1193 3 0.37 1.406 Straight Duct 2800 500 4.0 8.84 1193 1.407 Take Off 2800 500 1100 500 8.84 3.38 1193 0.05 1.406 Straight Duct 2800 500 0.5 5.46 1193 1.403 Reducer 2800 500 1700 500 5.46 0.61 1193 0.30 1.404 Straight Duct 1700 500 0.5 5.46 965 0.8502 90 Elbow 1700 500 5.46 965 2.67 0.12 0.8506 Straight Duct 1700 500 0.5 5.46 965 0.8507 Take Off 1700 500 300 400 5.46 0.78 965 0.05 0.8506 Straight Duct 1700 500 0.5 4.68 965 0.8507 Take Off 1700 500 300 400 4.68 0.78 965 0.05 0.8503 Reducer 1700 500 1300 450 3.90 0.69 965 0.20 0.8504 Straight Duct 1300 450 4.0 3.90 810 0.58507 Take Off 1300 450 300 400 3.90 0.78 810 0.05 0.58503 Reducer 1300 450 1000 450 3.12 0.77 810 0.20 0.58504 Straight Duct 1000 450 3.5 3.12 720 0.4507 Take Off 1000 450 300 400 3.12 0.78 720 0.05 0.4503 Reducer 1000 450 750 450 2.34 0.75 720 0.20 0.4504 Straight Duct 750 450 3.5 2.34 630 0.337507 Take Off 750 450 300 400 2.34 0.78 630 0.05 0.337503 Reducer 750 450 500 450 1.56 0.67 630 0.20 0.337504 Straight Duct 500 450 4.0 1.56 520 0.22502 90 Elbow 500 450 1.56 520 2.67 0.12 0.22506 Straight Duct 500 450 6.5 1.56 520 0.22507 Take Off 500 450 300 400 1.56 0.78 520 0.05 0.22503 Reducer 500 450 300 400 0.78 0.53 520 0.20 0.22504 Straight Duct 300 400 0.2 0.78 380 0.1201 VD 300 400 0.78 380 3 0.37 0.12

Diverted Air Flow

Ratiow1xH1/W2*H2

DeMM

Loss Co-

efficientC1

Loss Co-efficient

Sound AttenuatorSA20-150 (SAFID)

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06 Straight Duct 300 400 2.3 0.78 380 0.1202 90 Elbow 300 400 0.78 380 2.67 0.12 0.1206 Straight Duct 300 400 0.8 0.78 380 0.1202 90 Elbow 300 400 0.78 380 2.67 0.12 0.1206 Straight Duct 300 400 0.3 0.78 380 0.1207 Take Off 300 400 300 400 0.78 0.26 380 0.05 0.1206 Straight Duct 300 400 0.8 0.52 380 0.1207 Take Off 300 400 300 400 0.52 0.26 380 0.05 0.1206 Straight Duct 300 400 0.8 0.26 380 0.1202 90 Elbow 300 400 0.26 380 2.67 0.12 0.1205 Flexible Duct 270 270 1.2 0.26 298 0.072901 BD 270 270 0.26 298 3 0.30 0.072901 Plenum Box 270 270 1050 350 0.26 5.04 298 3 0.42 7.03 0.0729

05 1000 300 - 0.26 575 0.3

* From Safid Catalog** T. Loss Est. from Test done at RusaifahSF Safety Factor TOTAL FRICTION LOSS (Pa)

SF @ 10%

SLBD φ300, 6mm bar, 15° deflection, 12.5mm spacing

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Calculated Ext. Fr. Loss (Pa) w/- 10% SF 367

Vel. Fr. L T. Loss Remarks

M/S Pa/M Pa

6.7 0.34 62.696.7 0.34 3.276.7 0.34 2.737.3 0.42 0.25

7.3 0.42 75.00 *

7.3 0.42 0.637.3 0.42 2.607.3 0.42 2.107.3 0.42 2.607.3 0.42 0.217.3 0.42 6.197.3 0.42 2.527.3 0.42 3.917.3 0.42 1.267.3 0.42 3.917.3 0.42 0.217.3 0.13 0.42 33.34 2.002.4 0.03 1.766.3 0.44 0.446.3 0.44 9.006.3 0.44 1.756.3 4.57 0.44 1.223.9 0.18 0.093.9 0.18 2.786.4 0.51 0.256.4 0.51 3.026.4 0.51 0.256.4 4.57 0.51 1.265.5 0.38 0.195.5 4.57 0.38 0.924.6 0.27 2.576.7 0.65 2.586.7 4.57 0.65 1.365.3 0.42 3.476.9 0.76 2.676.9 4.57 0.76 1.475.2 0.44 3.306.9 0.86 3.026.9 4.57 0.86 1.474.6 0.40 2.616.9 1.05 4.196.9 1.05 3.526.9 1.05 6.816.9 4.57 1.05 1.473.5 0.28 1.476.5 1.36 0.276.5 1.36 9.54

VelPr

H2O"

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6.5 1.36 3.126.5 1.36 3.096.5 1.36 1.086.5 1.36 3.096.5 1.36 0.416.5 4.57 1.36 1.294.3 0.63 0.504.3 4.57 0.63 0.572.2 0.17 0.132.2 0.17 0.343.6 0.98 1.18 *3.6 0.57 2.333.6 0.03 0.57 13.74 3.00

0.9 0.02 25.00 *

TOTAL FRICTION LOSS (Pa) 334SF @ 10% 367