22012066 esp calculation data sheet final

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IN.WG PASCALS PR.LOSS IN STRAIGHT DUCTS = 0.0349 8.6899 PRESSURE LOSS IN ELBOWS = 0.0051 1.2629 PRESSURE LOSS IN REDUCERS = 0.0227 5.6601 0.0125 3.1226 20% SAFETY FACTOR = TOTAL PR.LOSS = 0.0752 18.7356

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External Static Pressure Calculation Sheet

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Page 1: 22012066 Esp Calculation Data Sheet Final

IN.WG PASCALS

PR.LOSS IN STRAIGHT DUCTS = 0.0349 8.6899

PRESSURE LOSS IN ELBOWS = 0.0051 1.2629PRESSURE LOSS IN REDUCERS = 0.0227 5.6601

0.0125 3.122620% SAFETY FACTOR =

TOTAL PR.LOSS =0.0752 18.7356

Page 2: 22012066 Esp Calculation Data Sheet Final

S.NO ITEM REFRENCESIZE IN mm SIZE IN in

EQUIVALENT DIAW H W H

1 STR.DUCT A-B 200 150 47 28 8 6 91.8 7.6 100 0.038 0.0349 8.692 STR.DUCT B-C3 STR.DUCT C-D4 STR.DUCT E-F

= 0.0349 8.69

FLOW RATE L/S

LENGTH IN M

LENGTH IN FT

FLOW RATE CFM

PRESSURE LOSS/100FT

PRESSURE LOSS (IN.WG)

PRESSURE LOSS (PASCALS)

CLICK HERE

TOTAL FRICTION LOSS IN STRIGHT DUCT

Page 3: 22012066 Esp Calculation Data Sheet Final

PRESSURE LOSSES IN ELBOWS

S.NO ITEM REFRENCESIZE IN mm

R θ H/W R/WWidth(W) Height(H) Coefficiant-C

1 ELBOW EL-1 300 300 284 150 300 1.0 1.0 0.21 0.284 622 0.0242 0.00512 OUTLET

= 0.005

FLOW RATE L/S

RADIUS OF ELBOW(r)

CLICK HEREFLOW RATE

M³/sVELOCITY IN

FPMVELOCITY

PRESSURE(Vp)

FITTING LOSS(IN.WG) =

CxVp

TOTAL PRESSRE LOSS IN ELBOW

Page 4: 22012066 Esp Calculation Data Sheet Final

PRESSURE LOSSES IN ELBOWS

1.26

1.263

FITTING LOSS(PASCALS)

Page 5: 22012066 Esp Calculation Data Sheet Final

S.NO ITEM REFRENCESIZE IN mm

W H

1 REDUCER RD-1500 300

30 300 0.12786200 200

2 REDUCER RD-2400 300

30 100 0.01421200 200

3 REDUCER RD-3 30 150

4 REDUCER RD-4 30 800

5 REDUCER RD-5 30 200

6 REDUCER RD-6 30 500

7 REDUCER RD-7 30 600

8 REDUCER RD-8 30 800

9 REDUCER RD-9 30 200

10 REDUCER RD-10 30 300

ANGLE (θ)

FLOW RATE L/S

VELOCITY PRESSURE

Page 6: 22012066 Esp Calculation Data Sheet Final

A1/ACOEFFICIANT

1.67 0.44 3.8 0.06 0.00767

1.33 0.44 3.0 1.06 0.01506

2.06

= 0.02273

AREA-1 (A1) sqf

AREA-2 (A) sqf

CLICK HERE PRESSURE LOSS IN "IN.WG"

ENTER DUCT SIZE

ENTER DUCT SIZE

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ENTER DUCT SIZE

ENTER DUCT SIZE

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ENTER DUCT SIZE

ENTER DUCT SIZE

ENTER DUCT SIZE

ENTER DUCT SIZE

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TOTAL PRESSURE

LOSS

Page 7: 22012066 Esp Calculation Data Sheet Final

1.91029

3.74984

5.66013

PRESSURE LOSS IN "PASCALS"

Page 8: 22012066 Esp Calculation Data Sheet Final

1

EQUI.DIA = (WxH) POWER 0.625)/(W+H)POWER 0.25

W = WIDTH OF DUCTH = HEIGHT OF DUCT

2

TOTAL PRESSURE LOSS IN FITTING = C x Vp

C = FITTING LOSS COEFFICIANT Vp = VELOCITY PRESSURE

31 IN.WG = 249 PASCALS

41L/S = 2.119 CFM

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1FLOWRATE 0.284AREA 0.09VELOCITY 3.155556VELOCITY 621.6444