Esp Calculation Data Sheet Final

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IN.WG PR.LOSS IN STRAIGHT DUCTS PRESSURE LOSS IN ELBOWS PRESSURE LOSS IN REDUCERS

= = =

20% SAFETY FACTOR

=

TOTAL PR.LOSS

=

0.0349 0.0051 0.0227

PASCALS 8.6899 1.2629 5.6601

0.0125

3.1226

0.0752

18.7356

S.NO

1 2 3 4

ITEM

STR.DUCT STR.DUCT STR.DUCT STR.DUCT

REFRENCE

A-B B-C C-D E-F

SIZE IN mm W

H

200

150

FLOW RATE LENGTH IN L/S M 47

28

SIZE IN in W

H

8

6

LENGTH EQUIVALENT DIA IN FT 91.8

7.6

FLOW RATE CFM

PRESSURE LOSS/100FT

100

CLICK HERE 0.038

0.0349

8.69

=

0.0349

8.69

TOTAL FRICTION LOSS IN STRIGHT DUCT

PRESSURE PRESSURE LOSS LOSS (IN.WG) (PASCALS)

PRESSURE LOSSES IN ELBOWS SIZE IN mm S.NO

ITEM

REFRENCE

1 2

ELBOW OUTLET

EL-1

Width(W)

Height(H)

300

300

FLOW RATE RADIUS OF L/S ELBOW(r) 284

150

CLICK HERE R

300

θ

H/W

R/W

1.0

1.0

FITTING VELOCITY LOSS(IN.WG) = PRESSURE(Vp) CxVp

Coefficiant-C

FLOW RATE M³/s

VELOCITY IN FPM

0.21

0.28

622

0.0242

0.0051

TOTAL PRESSRE LOSS IN ELBOW

=

0.005

FITTING LOSS(PASCALS) 1.26

1.263

S.NO

ITEM

REFRENCE

SIZE IN mm W

H

500 200 400 200

300 200 300 200

FLOW RATE L/S

VELOCITY PRESSURE

30

300

0.12786

30

100

0.01421

ANGLE (θ)

1

REDUCER

RD-1

2

REDUCER

RD-2

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

AREA-1 (A1) sqf

AREA-2 (A) sqf

A1/A

1.67

0.44

3.8

0.06

0.00767

1.33

0.44

3.0

1.06

0.01506

ENTER DUCT SIZE ENTER DUCT SIZE ENTER DUCT SIZE ENTER DUCT SIZE ENTER DUCT SIZE ENTER DUCT SIZE ENTER DUCT SIZE ENTER DUCT SIZE

ENTER DUCT SIZE ENTER DUCT SIZE ENTER DUCT SIZE ENTER DUCT SIZE ENTER DUCT SIZE ENTER DUCT SIZE ENTER DUCT SIZE ENTER DUCT SIZE

CLICK HERE COEFFICIANT

PRESSURE LOSS IN "IN.WG"

2.06

TOTAL PRESSURE LOSS

=

0.02273

PRESSURE LOSS IN "PASCALS" 1.91029 3.74984

5.66013

1 EQUI.DIA = (WxH) POWER 0.625)/(W+H)POWER 0.25 W = WIDTH OF DUCT H = HEIGHT OF DUCT 2 TOTAL PRESSURE LOSS IN FITTING = C x Vp C = FITTING LOSS COEFFICIANT Vp = VELOCITY PRESSURE 3 1 IN.WG = 249 PASCALS 4 1L/S = 2.119 CFM

FLOWRATE AREA VELOCITY VELOCITY

1 0.28 0.09 3.16 621.64

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