8/11/2019 103.B.0_FO Pump Head Calculation

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Ideal Energy Projects L td

1 x 270 MW Thermal Power Project

Input Data

LDO specification

LDO unloading pump capacity, QP m3/hr

Temperature of fuel oil, T deg.C

Density of fuel oil, kg/m3

Kinematic viscosity of fuel oil at 50 deg.C cSt

Absolute roughness (for steel commercial pipe), mm

Calculation

Suction Side Pressure

Flow through pipe, Q m3/hr

Pipe size, NB

Pipe o.d., do mm

Thickness, t mm

Straight length, L m

Fittings -

90 deg elbow, N1 nos.

45 deg elbow, N2 nos.

Straight Tee, N3 nos.

Branch Tee, N4 nos.

Gate Valve, N5 nos.

Check Valve, N6 nos.

Globe Valve, N7 nos.

Plug Valve, N8 nos.18 1 3

135 0 0

340 0 0

60 1 0

13 0 0

16 1 0

20 0 10

L/D

20 1 5

4.80 6.02

8.0 140.0

80 100

88.0 114.3

Pipe line

1-2

Pipe line

2-3

3.1 25.0

15

0.0457

CALCULATION OF LDO UNLOADING PUMP HEAD

25

50

860

As per IS 1460

1

2

3 4

5

EIGHT(8)NOS.LDO

LDO TANK

LDO UNLOADING PUMP

McNally Bh arat Engineer ing Company Ltd, Kolkata

(2-BP01-DC0-U-2-0001-R0)

Page 1 of 9

8/11/2019 103.B.0_FO Pump Head Calculation

2/9

Ideal Energy Projects L td

1 x 270 MW Thermal Power Project

Pipe i.d., di[=do-2xt] mm

Equivalent length, LE[=L + (L/D)xNxdi] m

Velocity of fluid, V m/secKinematic viscosity, m2/sec

Reynold's Number, Re

Friction factor, f

Friction drop in suction pipeline, hf1 mwc

Total suction line friction drop with 10% margin, hfs mwc

Misc. item pressure drop (strainer), hf2 mwc

Static height between tanker & pump centerline, hS mlc

= mwc

Pump suction pressure, PS [=hS-(hfs+hf2)] mwc

Discharge Side Pressure

Flow through pipe, Q m3/hr

Pipe size, NB

Pipe o.d., do mm

Thickness, t mm

Straight length, L m

Fittings -

90 deg elbow, N1 nos.

45 deg elbow, N2 nos.

Straight Tee, N3 nos.

Branch Tee, N4 nos.

Gate Valve, N5 nos.

Check Valve, N6 nos.

Globe Valve, N7 nos.

Plug Valve, N8 nos.

Pipe i.d., di[=do-2xt] mm

Equivalent length, LE[=L + (L/D)xNxdi] m

Velocity of fluid, V m/sec

Kinematic viscosity, m2/sec

Reynold's Number, Re

Friction factor, f

Friction drop in discharge pipeline, hf1 mwc

Pipe line

2-3

135

3.41

18 4

Pipe line

1-2

7.6E+03

0.034

1.46

1.50E-05

77.92

83.3

1

340 0

60 0

13 0

16 0

20 1

50.0

L/D

20 10

88.9

5.49

25.0

80

1.0

0.86

-4.34

Pipe line

4-5

0.02 1.98

2.20

3.00

9.4E+02 5.8E+03

0.068 0.037

0.18 0.851.50E-05 1.50E-05

78.40 102.26

16.9 176.2

McNally Bh arat Engineer ing Company Ltd, Kolkata

(2-BP01-DC0-U-2-0001-R0)

Page 2 of 9

8/11/2019 103.B.0_FO Pump Head Calculation

3/9

Ideal Energy Projects L td

1 x 270 MW Thermal Power Project

Total discharge line friction drop with 10% margin, hfd mwc

Misc. item pressure drop (Flow Meter), hf2 mwc

Static height between pump centerline & LDO tank inlet, hD mlc

= mwc

Pump discharge pressure, PD [=hD+(hfd+hf2)] mwc

Pump TDH, H [=PD-PS] mwc

Pump TDH (adopted) mwc

8.60

13.35

17.70

3.75

18.00

10.0

1.00

McNally Bh arat Engineer ing Company Ltd, Kolkata

(2-BP01-DC0-U-2-0001-R0)

Page 3 of 9

8/11/2019 103.B.0_FO Pump Head Calculation

4/9

Ideal Energy Projects L td

1 x 270 MW Thermal Power Project

Input Data

Furnace Oil specification

FO unloading pump capacity, QP m3/hr

Temperature of fuel oil, T deg.C

Density of fuel oil, kg/m3

Kinematic Viscosity of fuel oil at 50 deg.C cSt

Absolute roughness (for steel commercial pipe), mm

Calculation

Suction Side Pressure

Flow through pipe, Q m3/hr

Pipe size, NB

Pipe o.d., do mm

Thickness, t mm

Straight length, L m

Fittings -

90 deg elbow, N1 nos.

45 deg elbow, N2 nos.

Straight Tee, N3 nos.

Branch Tee, N4 nos.Gate Valve, N5 nos.

Check Valve, N6 nos.

Globe Valve, N7 nos.

Plug Valve, N8 nos.318 1

135 0 0

340 0 0

60 1 013 0 0

16 1 0

20 0 10

L/D

20 1 5

4.80 7.11

8.0 145.0

80 150

88.0 168.3

Pipe line

1-2

Pipe line

2-33.1 25.0

180.0

0.0457

CALCULATION OF FUEL OIL UNLOADING PUMP HEAD

25

50

960

Grade MV2 as per IS 1593

1

2

3 4

5

EIGHT(8)NOS.FO

FO TANK

FO UNLOADING PUMP

McNally Bh arat Engineer ing Company Ltd, Kolkata

(2-BP01-DC0-U-2-0001-R0)

Page 4 of 9

8/11/2019 103.B.0_FO Pump Head Calculation

5/9

Ideal Energy Projects L td

1 x 270 MW Thermal Power Project

Pipe i.d., di[=do-2xt] mm

Equivalent length, LE[=L + (L/D)xNxdi] m

Velocity of fluid, V m/sec

Kinematic viscosity, m2/sec

Reynold's Number, Re

Friction factor, f

Friction drop in suction pipeline, hf1 mwc

Total suction line friction drop with 10% margin, hfs mwc

Misc. item pressure drop (strainer), hf2 mwc

Static height between tanker & pump centerline, hS mlc

= mwc

Pump suction pressure, PS [=hS-(hfs+hf2)] mwc

Discharge Side Pressure

Flow through pipe, Q m3/hr

Pipe size, NB

Pipe o.d., do mm

Thickness, t mm

Straight length, L m

Fittings -

90 deg elbow, N1 nos.

45 deg elbow, N2 nos.

Straight Tee, N3 nos.

Branch Tee, N4 nos.

Gate Valve, N5 nos.

Check Valve, N6 nos.

Globe Valve, N7 nos.

Plug Valve, N8 nos.

Pipe i.d., di[=do-2xt] mm

Equivalent length, LE[=L + (L/D)xNxdi] mVelocity of fluid, V m/sec

Kinematic viscosity, m2/sec

Reynold's Number, Re

Friction factor, f

18 4

Pipe line

2-3

1

0

1

13

Pipe line

1-2

135

340

60

4.8E+02

0.133

0.85

1.80E-04

102.26

87.8

0

16 0

20 0

40.0

L/D

20 10

114.3

6.02

25.0

100

0.5

0.48

-4.77

Pipe line

4-5

1.77

2.25

3.00

7.8E+01 3.2E+02

0.817 0.201

0.28

0.37

1.80E-04 1.80E-04

78.40 154.08

16.9 199.5

0.18

McNally Bh arat Engineer ing Company Ltd, Kolkata

(2-BP01-DC0-U-2-0001-R0)

Page 5 of 9

8/11/2019 103.B.0_FO Pump Head Calculation

6/9

Ideal Energy Projects L td

1 x 270 MW Thermal Power Project

Friction drop in discharge pipeline, hf1 mwc

Total discharge line friction drop with 10% margin, hfd mwc

Flow meter pressure drop, hf2 mwc

Static height between pump centerline & FO tank inlet, hD mlc

= mwc

Pump discharge pressure, PD [=hD+(hfd+hf2)] mwc

Pump TDH, H [=PD-PS] mwc

Pump TDH (adopted) mwc26.00

14.5

13.92

19.32

24.09

4.00

4.40

1.00

McNally Bh arat Engineer ing Company Ltd, Kolkata

(2-BP01-DC0-U-2-0001-R0)

Page 6 of 9

8/11/2019 103.B.0_FO Pump Head Calculation

7/9

Ideal Energy Projects Ltd

1 x 270 MW Thermal Power Project

Input Data

DO pump capacity, QP m3/hr

Temperature of fuel oil, T deg.C

Density of fuel oil, kg/m3

Kinematic Viscosity of fuel oil at 50 deg.C cSt

Absolute roughness (for steel commercial pipe), mm

Calculation

Suction Side Pressure

Flow through pipe, Q m

3

/hrPipe size, NB

Pipe o.d., do mm

Thickness, t mm

Straight length, L m

Fittings -

90 deg elbow, N1 nos.

45 deg elbow, N2 nos.

Straight Tee, N3 nos.

Branch Tee, N4 nos.

Gate Valve, N5 nos.Check Valve, N6 nos.

Globe Valve, N7 nos.

Plug Valve, N8 nos.18 1

135 0

340 0

60 0

13 0

16 0

20 1

3.0

L/D

20 4

88.0

5.40

Pipe line

1-2

5.0

80

180.0

0.0457

CALCULATION OF DRAIN OIL PUMP HEAD

5

50

960

1

2 3

4

FO TANK

DRAIN OIL PUMP

DRAIN OILTANK

McNally B harat Engineering Com pany Ltd, Ko lkata

(2-BP01-DC0-U-2-0001-R0)

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8/11/2019 103.B.0_FO Pump Head Calculation

8/9

Ideal Energy Projects Ltd

1 x 270 MW Thermal Power Project

Pipe i.d., di[=do-2xt] mm

Equivalent length, LE[=L + (L/D)xNxdi] m

Velocity of fluid, V m/sec

Kinematic viscosity, m2/sec

Reynold's Number, Re

Friction factor, f

Friction drop in suction pipeline, hf1 mwc

Total suction line friction drop with 10% margin, hfs mwc

Misc. item pressure drop , hf2 mwc

Static height between tank & pump centerline, hS mlc

= mwc

Pump suction pressure, PS [=hS-(hfs+hf2)] mwc

Discharge Side Pressure

Flow through pipe, Q m3/hr

Pipe size, NB

Pipe o.d., do mm

Thickness, t mm

Straight length, L m

Fittings -

90 deg elbow, N1 nos.

45 deg elbow, N2 nos.

Straight Tee, N3 nos.

Branch Tee, N4 nos.

Gate Valve, N5 nos.

Check Valve, N6 nos.

Globe Valve, N7 nos.

Plug Valve, N8 nos.

Pipe i.d., di[=do-2xt] mm

Equivalent length, LE[=L + (L/D)xNxdi] m

Velocity of fluid, V m/sec

Kinematic viscosity, m2/sec

Reynold's Number, Re

Friction factor, f

Friction drop in discharge pipeline, hf1 mwc

135 1

16 0

20

18 2

6.64

1.9E+02

0.342

0.64

1.80E-04

52.48

50.5

0

60

13 0

340

1

L/D

20 10

3.91

30.0

50

60.3

0.11

Pipe line

3-4

5.0

0.37

0.00

0.5

0.48

0.503

0.34

1.80E-04

1.3E+02

12.1

0.30

Pipe line

1-2

77.20

McNally B harat Engineering Com pany Ltd, Ko lkata

(2-BP01-DC0-U-2-0001-R0)

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8/11/2019 103.B.0_FO Pump Head Calculation

9/9

Ideal Energy Projects Ltd

1 x 270 MW Thermal Power Project

Total discharge line friction drop with 10% margin, hfd mwc

Stainer pressure drop, hf2 mwc

Static height between pump centerline & FO tank inlet, hD mlc

= mwc

Pump discharge pressure, PD [=hD+(hfd+hf2)] mwc

Pump TDH, H [=PD-PS] mwc

Pump TDH (adopted) mwc26.00

17.0

16.32

24.63

24.52

7.31

1.00

McNally B harat Engineering Com pany Ltd, Ko lkata

(2-BP01-DC0-U-2-0001-R0)

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