Heat Exchaner Design (1)

38
Shell side inlet temperature 0.00 0 C Shell side outlet temperature 40.00 0 C Tube side inlet temperature 100.00 0 C Tube side outlet temperature 25.00 0 C Mass flowrate 350.00 kg/hr Shell side 0.10 kg/sec Tube side Fluid CO + CS2 Density 1.18 Kg/m 3 Viscosity 4.07E+01 Pa.s Heat Capacity 1555.13 kJ/(kg.K) Thermal Conductivity 0.02511 W/(m.K) Calculation of Heat load Heat load -9.74 kJ Mass flowrate 0.00 kg/sec LMTD Calculations LMTD -39.98 0 C R 0.53 F T #DIV/0! Correct LMTD #DIV/0! 0 C Area and Number of Tubes Organic solvent-Water 250-750 W/m 2 . 0 C Overall HTC 600.00 W/m 2 . 0 C Provisional area #DIV/0! m 2 Inside Diameter of Tube 16.00 mm Tube Length 4.83 Area of one Tube 0.30 m 2 Number of Tubes #DIV/0! Number of passes 2.00 Pitch Type Triangular pitch Tube Pitch 25.00 mm K1 0.25 n1 2.21

Transcript of Heat Exchaner Design (1)

Page 1: Heat Exchaner Design (1)

Shell side inlet temperature 0.00 0C

Shell side outlet temperature 40.00 0C

Tube side inlet temperature 100.00 0C

Tube side outlet temperature 25.00 0C

Mass flowrate 350.00 kg/hr Shell side

0.10 kg/sec

Tube side Fluid CO + CS2

Density 1.18 Kg/m3

Viscosity 4.07E+01 Pa.s

Heat Capacity 1555.13 kJ/(kg.K)

Thermal Conductivity 0.02511 W/(m.K)

Calculation of Heat load

Heat load -9.74 kJ

Mass flowrate 0.00 kg/sec

LMTD Calculations

LMTD -39.98 0C

R 0.53

FT #DIV/0!

Correct LMTD #DIV/0! 0C

Area and Number of Tubes

Organic solvent-Water 250-750 W/m2.0C

Overall HTC 600.00 W/m2.0C

Provisional area #DIV/0! m2

Inside Diameter of Tube 16.00 mm

Tube Length 4.83

Area of one Tube 0.30 m2

Number of Tubes #DIV/0!

Number of passes 2.00

Pitch Type Triangular pitch

Tube Pitch 25.00mm

K1 0.25

n1 2.21

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Estimation of wall Temperature

Mean temperature difference -42.50 0C

Across film temp. difference #DIV/0! 0C

Mean wall temperature #DIV/0! 0C

Viscosity at wall temperature #DIV/0! Pa.s

Correction factor #DIV/0!

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Kern Method

Mean temperature on Shell side 20.00 0C

Mean temperature on Tube side 62.50 0C

Shell side fluid Methanol

Density 793.48 Kg/m3

Viscosity 5.77E-04 Pa.s

Heat Capacity 2.51 kJ/(kg.K)

Thermal Conductivity 0.20 W/(m.K)

counter current

S 0.75

L/D 241.50

Outside Diameter of Tube 20.00 mm

Baffle cut percent 25.00

L/D 240.00

Bundle Diameter #DIV/0! mm

Type of Head

Split ring floating

head

Clearance #DIV/0!

Shell Diameter #DIV/0! mm

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Mass Flowrate 0.00 kg/sec

Tube C/s Area 2.01E-04 m2

Tubes per Pass #DIV/0!

Total flow area #DIV/0! m2

Mass Velocity #DIV/0! kg/m2.sec

Velocity #DIV/0! m/sec

Reynold's Number #DIV/0!

Prandlt Number ##########

Jh #DIV/0!

Nusselt Number #DIV/0!

Tube side HTC #DIV/0! W/m2.0C

Fluid type Sea water

Fouling coefficient 3000.00 W/m2.0C

Jf #DIV/0!

Tube side Pressure Drop #DIV/0! kPa

Material Construction

Thermal Conductivity of MOC

1/U

Overall Coefficient

Tube Side Heat Transfer Coefficient

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Mass Flowrate 0.10 kg/sec

Baffle Spacing #DIV/0! mm

Cross flow area #DIV/0! m2

Mass Velocity #DIV/0! kg/m2.sec

Velocity #DIV/0! m/sec

Equivalent Diameter 14.20 mm

Reynold's Number #DIV/0!

Prandlt Number 7.18

Jh #DIV/0!

Nusselt Number #DIV/0!

Shell side HTC #DIV/0! W/m2.0C

Fluid type Light hydrocarbon

Fouling coefficient 5000.00 W/m2.0C

Jf #DIV/0!

Shell side Pressure Drop #DIV/0! kPa

Cupro Nickel 10% Ni

45 W/m.0C

#DIV/0!

#DIV/0! W/m2.0C

Shell Side Heat Transfer Coefficient

Page 8: Heat Exchaner Design (1)

Shell side inlet temperature 0.00 0C

Shell side outlet temperature 40.00 0C

Tube side inlet temperature 100.00 0C

Tube side outlet temperature 25.00 0C

Mass flowrate 350.00 kg/hr Shell side

0.10 kg/sec

Tube side Fluid CO + CS2

Density 1.18 Kg/m3

Viscosity 4.07E+01 Pa.s

Heat Capacity 1555.13 kJ/(kg.K)

Thermal Conductivity 0.03 W/(m.K)

Calculation of Heat load

Heat load -9.74 kJ

Mass flowrate 0.00 kg/sec

LMTD Calculations

LMTD -39.98 0C

R 0.53

FT #DIV/0!

Correct LMTD #DIV/0! 0C

Area and Number of Tubes

Overall HTC 600.00 W/m2.0C

Provisional area #DIV/0! m2

Inside Diameter of Tube 16.00 mm

Tube Length 4.83

Area of one Tube 0.30 m2

Number of Tubes #DIV/0!

Number of passes 2.00

Pitch Type Triangular pitch

Tube Pitch 25.00 mm

K1 0.25

Page 9: Heat Exchaner Design (1)

n1 2.21

Tube side HTC #DIV/0! W/m2.0C

Fluid type Sea water

Fouling coefficient 3000.00 W/m2.0C

Material Construction Cupro Nickel 10% Ni

Thermal Conductivity of MOC 45.00 W/m.0C

1/U #DIV/0!

Overall Coefficient #DIV/0! W/m2.0C

Page 10: Heat Exchaner Design (1)

Bell's Method

Mean temperature on Shell side 20.00 0C

Mean temperature on Tube side 62.50 0C

Shell side fluid Methanol

Density 793.48 Kg/m3

Viscosity 5.77E-04 Pa.s

Heat Capacity 2.51 kJ/(kg.K)

Thermal Conductivity 0.20 W/(m.K)

counter current

S 0.75

Outside Diameter of Tube 20.00

Baffle cut percent 25.00

L/D 240.00

Bundle Diameter #DIV/0!

Type of Head Split ring floating head

Clearance #DIV/0!

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Shell Diameter #DIV/0!

Shell side HTC #DIV/0! W/m2.0C

Fluid type Light hydrocarbon

Fouling coefficient 5000.00 W/m2.0C

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Pressure Drop

Baffle spacing 360.00 mm Cross flow zone

Max.Area #DIV/0! m2 Frition factor

Mass Velocity #DIV/0! m/sec Mass Velocity

Reynold's no. #DIV/0! Velocity

Prandlt no. 7.18 Pressure drop

Heat transfer factor #DIV/0! Alpha

Ideal bank coeffcient #DIV/0! W/m2.0C Fb'

Bl'

Tube row correction factor Fl'

Tube vertical pitch 21.75 mm ΔPc

Baffle cut height #DIV/0! mm

Height b/w baffle tips #DIV/0! mm

No. of constriction #DIV/0! Window zone

Fn #DIV/0! Ra

Aw

Window correction factor uw

Hb #DIV/0! mm uz

Baffle cut #DIV/0! Nwv

Ra #DIV/0! ΔPw

Tubes in one window #DIV/0!

Tubes in cross flow area #DIV/0! End zone

Rw #DIV/0! ΔPe

Fw #DIV/0!

Total pressure drop

Bypass correction Number of baffles

Clearence area Ab #DIV/0! m2 ΔPs

Ab/As #DIV/0!

Alpha #DIV/0! Considering fouling

No. of sealing tubes 1.00 ΔPs

No. of constrction 5.00

Fb #DIV/0!

Leakage correction factor

tube to baffle clearance 0.80

Baffle to shell clearance 4.80

tube to baffle clearance area At #DIV/0! m2

angle 2.07

shell to baffle clearance area Asb #DIV/0! m2

Heat Transfer coefficient

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total leakage area #DIV/0! m2

Al/As #DIV/0!

Bl #DIV/0!

Fl #DIV/0!

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#DIV/0!

#DIV/0! kg/m2.sec

#DIV/0! m/sec

#DIV/0! Pa

#DIV/0!

#DIV/0!

#DIV/0!

#DIV/0!

#DIV/0! Pa

0.20

#DIV/0! m2

#DIV/0! m/sec

#DIV/0! m/sec

#DIV/0!

#DIV/0! Pa

#DIV/0! Pa

12.00

#DIV/0! kPa

#DIV/0! kPa

Page 15: Heat Exchaner Design (1)

Tube side HTC #DIV/0! W/m2.0C

Shell side HTC #DIV/0! W/m2.0C

Overall HTC #DIV/0! W/m2.0C

Tube side #DIV/0! kPa

Shell side 0.00 kPa

Comparison between Kern and Bell method

Pressure Drop

Heat Transfer Coefficient

Kern Method

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Tube side HTC #DIV/0! W/m2.0C

Shell side HTC #DIV/0! W/m2.0C

Overall HTC #DIV/0! W/m2.0C

Tube side #DIV/0! kPa

Shell side #DIV/0! kPa

Comparison between Kern and Bell method

Pressure Drop

Heat Transfer Coefficient

Bell Method

Page 17: Heat Exchaner Design (1)

Name Property Unit Molecular Weight

Acetic acid Density Kg/m3 60.00

Heat capacity J/kmol.K

Viscosity Pa.s

Thermal Conductivity W/m.K

Acetaldehyde Density Kg/m3 44.00

Heat capacity J/kmol.K

Viscosity Pa.s

Thermal Conductivity W/m.K

Acetone Density Kg/m3 58.00

Heat capacity J/kmol.K

Viscosity Pa.s

Thermal Conductivity W/m.K

Benzene Density Kg/m3 78.00

Heat capacity J/kmol.K

Viscosity Pa.s

Thermal Conductivity W/m.K

1-Butanol Density Kg/m3 74.00

Heat capacity J/kmol.K

Viscosity Pa.s

Thermal Conductivity W/m.K

Cyclohexane Density Kg/m3 84.00

Heat capacity J/kmol.K

Viscosity Pa.s

Thermal Conductivity W/m.K

Ethanol Density Kg/m3 46.00

Heat capacity J/kmol.K

Viscosity Pa.s

Thermal Conductivity W/m.K

Ethylene glycol Density Kg/m3 62.00

Heat capacity J/kmol.K

Viscosity Pa.s

Thermal Conductivity W/m.K

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Formaldehyde Density Kg/m3 30.00

Heat capacity J/kmol.K

Viscosity Pa.s

Thermal Conductivity W/m.K

Methanol Density Kg/m3 32.00

Heat capacity J/kmol.K

Viscosity Pa.s

Thermal Conductivity W/m.K

Pentane Density Kg/m3 72.00

Heat capacity J/kmol.K

Viscosity Pa.s

Thermal Conductivity W/m.K

Phenol Density Kg/m3 94.00

Heat capacity J/kmol.K

Viscosity Pa.s

Thermal Conductivity W/m.K

Toluene Density Kg/m3 92.00

Heat capacity J/kmol.K

Viscosity Pa.s

Thermal Conductivity W/m.K

Water Density Kg/m3 18.00

Heat capacity J/kmol.K

Viscosity Pa.s

Thermal Conductivity W/m.K

o-Xylene Density Kg/m3 106.00

Heat capacity J/kmol.K

Viscosity Pa.s

Thermal Conductivity W/m.K

Page 19: Heat Exchaner Design (1)

Boiling Point 0C 273 283 293 303 313

118.10 1.07E+03 1.06E+03 1.05E+03 1.04E+03 1.03E+03

1.19E+05 1.21E+05 1.23E+05 1.25E+05 1.27E+05

1.67E-03 1.41E-03 1.20E-03 1.04E-03 9.05E-04

1.64E-01 1.62E-01 1.60E-01 1.58E-01 1.57E-01

20.20 8.06E+02 7.93E+02 7.80E+02 7.67E+02 7.53E+02

1.03E+05 1.07E+05 1.11E+05 1.15E+05 1.19E+05

2.81E-04 2.50E-04 2.24E-04 2.02E-04 1.83E-04

1.92E-01 1.88E-01 1.83E-01 1.79E-01 1.75E-01

56.50 8.13E+02 8.02E+02 7.91E+02 7.80E+02 7.68E+02

1.22E+05 1.24E+05 1.25E+05 1.27E+05 1.29E+05

3.99E-04 3.57E-04 3.23E-04 2.93E-04 2.68E-04

1.71E-01 1.67E-01 1.63E-01 1.58E-01 1.54E-01

80.10 8.96E+02 8.87E+02 8.77E+02 8.67E+02 8.57E+02

1.31E+05 1.33E+05 1.35E+05 1.38E+05 1.40E+05

8.40E-04 7.32E-04 6.41E-04 5.64E-04 5.00E-04

1.51E-01 1.48E-01 1.45E-01 1.42E-01 1.39E-01

117.00 8.23E+02 8.15E+02 8.07E+02 7.99E+02 7.90E+02

1.63E+05 1.69E+05 1.75E+05 1.81E+05 1.88E+05

5.00E-03 3.76E-03 2.88E-03 2.24E-03 1.76E-03

1.58E-01 1.56E-01 1.54E-01 1.52E-01 1.50E-01

81.00 7.94E+02 7.85E+02 7.76E+02 7.67E+02 7.58E+02

1.46E+05 1.50E+05 1.53E+05 1.57E+05 1.60E+05

2.53E-03 2.06E-03 1.71E-03 1.45E-03 1.24E-03

1.30E-01 1.27E-01 1.25E-01 1.22E-01 1.20E-01

78.40 8.06E+02 7.98E+02 7.89E+02 7.80E+02 7.71E+02

1.04E+05 1.07E+05 1.10E+05 1.14E+05 1.18E+05

1.79E-03 1.45E-03 1.19E-03 9.84E-04 8.21E-04

1.75E-01 1.72E-01 1.69E-01 1.67E-01 1.64E-01

1.13E+03 1.12E+03 1.11E+03 1.11E+03 1.10E+03

1.41E+05 1.44E+05 1.48E+05 1.51E+05 1.54E+05

1.11E-02 8.46E-03 6.56E-03 5.18E-03 4.16E-03

3.47E-01 3.56E-01 3.66E-01 3.75E-01 3.85E-01

Temperature(K)

Page 20: Heat Exchaner Design (1)

-21.00 7.79E+02 7.61E+02 7.42E+02 7.23E+02 7.02E+02

6.96E+04 6.99E+04 7.02E+04 7.05E+04 7.08E+04

1.09E-05 1.13E-05 1.17E-05 1.21E-05 1.24E-05

1.40E-02 1.47E-02 1.55E-02 1.63E-02 1.71E-02

64.70 8.12E+02 8.03E+02 7.93E+02 7.84E+02 7.74E+02

7.68E+04 7.84E+04 8.02E+04 8.22E+04 8.43E+04

7.79E-04 6.66E-04 5.77E-04 5.05E-04 4.48E-04

2.07E-01 2.04E-01 2.01E-01 1.99E-01 1.96E-01

36.30 6.45E+02 6.35E+02 6.26E+02 6.16E+02 6.05E+02

1.59E+05 1.62E+05 1.65E+05 1.69E+05 1.72E+05

2.78E-04 2.54E-04 2.33E-04 2.14E-04 1.97E-04

9.65E-02 9.07E-02 8.49E-02 7.92E-02 7.34E-02

181.40 1.09E+03 1.08E+03 1.07E+03 1.07E+03 1.06E+03

1.88E+05 1.92E+05 1.95E+05 1.98E+05 2.01E+05

1.17E-02 8.33E-03 6.07E-03 4.55E-03 3.48E-03

1.61E-01 1.60E-01 1.59E-01 1.58E-01 1.57E-01

110.80 8.85E+02 8.76E+02 8.67E+02 8.58E+02 8.49E+02

1.50E+05 1.53E+05 1.55E+05 1.58E+05 1.61E+05

7.67E-04 6.68E-04 5.89E-04 5.25E-04 4.72E-04

1.38E-01 1.36E-01 1.34E-01 1.31E-01 1.29E-01

100.00 1.00E+03 1.00E+03 1.00E+03 9.99E+02 9.96E+02

7.62E+04 7.58E+04 7.55E+04 7.53E+04 7.53E+04

1.71E-03 1.31E-03 1.02E-03 8.22E-04 6.73E-04

1.13E+00 1.19E+00 1.25E+00 1.30E+00 1.36E+00

144.00 8.95E+02 8.87E+02 8.79E+02 8.71E+02 8.62E+02

1.80E+05 1.82E+05 1.85E+05 1.87E+05 1.90E+05

1.10E-03 9.41E-04 8.14E-04 7.10E-04 6.26E-04

1.37E-01 1.35E-01 1.33E-01 1.30E-01 1.28E-01

Page 21: Heat Exchaner Design (1)

323 333 343 353 363 373

1.02E+03 1.00E+03 9.94E+02 9.83E+02 9.72E+02 9.60E+02

1.30E+05 1.32E+05 1.35E+05 1.38E+05 1.42E+05 1.45E+05

7.95E-04 7.03E-04 6.27E-04 5.62E-04 5.06E-04 4.59E-04

1.55E-01 1.53E-01 1.51E-01 1.49E-01 1.47E-01 1.46E-01

7.39E+02 7.25E+02 7.10E+02 6.94E+02 6.78E+02 6.61E+02

1.24E+05 1.29E+05 1.34E+05 1.40E+05 1.46E+05 1.52E+05

1.67E-04 1.53E-04 1.41E-04 1.30E-04 1.20E-04 1.12E-04

1.70E-01 1.66E-01 1.61E-01 1.57E-01 1.53E-01 1.48E-01

7.56E+02 7.44E+02 7.32E+02 7.19E+02 7.06E+02 6.93E+02

1.31E+05 1.34E+05 1.36E+05 1.39E+05 1.42E+05 1.45E+05

2.47E-04 2.29E-04 2.13E-04 1.99E-04 1.87E-04 1.76E-04

1.50E-01 1.46E-01 1.41E-01 1.37E-01 1.33E-01 1.29E-01

8.46E+02 8.36E+02 8.25E+02 8.14E+02 8.03E+02 7.92E+02

1.42E+05 1.45E+05 1.48E+05 1.50E+05 1.53E+05 1.56E+05

4.44E-04 3.97E-04 3.56E-04 3.21E-04 2.90E-04 2.63E-04

1.36E-01 1.33E-01 1.30E-01 1.27E-01 1.24E-01 1.21E-01

7.81E+02 7.73E+02 7.63E+02 7.54E+02 7.45E+02 7.35E+02

1.95E+05 2.03E+05 2.11E+05 2.20E+05 2.29E+05 2.39E+05

1.40E-03 1.13E-03 9.24E-04 7.61E-04 6.32E-04 5.30E-04

1.48E-01 1.46E-01 1.44E-01 1.42E-01 1.40E-01 1.38E-01

7.49E+02 7.39E+02 7.30E+02 7.20E+02 7.10E+02 7.00E+02

1.64E+05 1.68E+05 1.72E+05 1.76E+05 1.81E+05 1.86E+05

1.07E-03 9.42E-04 8.35E-04 7.48E-04 6.75E-04 6.15E-04

1.17E-01 1.15E-01 1.12E-01 1.10E-01 1.07E-01 1.05E-01

7.62E+02 7.52E+02 7.42E+02 7.32E+02 7.22E+02 7.11E+02

1.23E+05 1.28E+05 1.33E+05 1.39E+05 1.45E+05 1.52E+05

6.90E-04 5.85E-04 4.99E-04 4.29E-04 3.71E-04 3.22E-04

1.62E-01 1.59E-01 1.56E-01 1.54E-01 1.51E-01 1.48E-01

1.09E+03 1.08E+03 1.08E+03 1.07E+03 1.06E+03 1.05E+03

1.57E+05 1.60E+05 1.64E+05 1.67E+05 1.70E+05 1.73E+05

3.39E-03 2.80E-03 2.34E-03 1.98E-03 1.69E-03 1.45E-03

3.94E-01 4.03E-01 4.13E-01 4.22E-01 4.32E-01 4.41E-01

Temperature(K)

Page 22: Heat Exchaner Design (1)

6.81E+02 6.58E+02 6.34E+02 6.09E+02 5.81E+02 5.49E+02

7.10E+04 7.13E+04 7.16E+04 7.19E+04 7.22E+04 7.25E+04

1.28E-05 1.32E-05 1.36E-05 1.40E-05 1.44E-05 1.47E-05

1.79E-02 1.88E-02 1.96E-02 2.05E-02 2.14E-02 2.23E-02

7.64E+02 7.54E+02 7.43E+02 7.32E+02 7.21E+02 7.09E+02

8.66E+04 8.92E+04 9.19E+04 9.48E+04 9.79E+04 1.01E+05

4.00E-04 3.61E-04 3.28E-04 3.00E-04 2.77E-04 2.56E-04

1.93E-01 1.90E-01 1.87E-01 1.85E-01 1.82E-01 1.79E-01

5.95E+02 5.84E+02 5.72E+02 5.61E+02 5.48E+02 5.36E+02

1.76E+05 1.79E+05 1.83E+05 1.88E+05 1.92E+05 1.97E+05

1.82E-04 1.67E-04 1.54E-04 1.42E-04 1.30E-04 1.20E-04

6.77E-02 6.19E-02 5.61E-02 5.04E-02 4.46E-02 3.89E-02

1.05E+03 1.04E+03 1.03E+03 1.02E+03 1.01E+03 1.00E+03

2.04E+05 2.07E+05 2.11E+05 2.14E+05 2.17E+05 2.20E+05

2.72E-03 2.17E-03 1.76E-03 1.45E-03 1.21E-03 1.02E-03

1.56E-01 1.55E-01 1.54E-01 1.53E-01 1.52E-01 1.51E-01

8.40E+02 8.30E+02 8.20E+02 8.10E+02 8.00E+02 7.90E+02

1.63E+05 1.66E+05 1.70E+05 1.73E+05 1.76E+05 1.80E+05

4.26E-04 3.87E-04 3.52E-04 3.21E-04 2.94E-04 2.68E-04

1.26E-01 1.24E-01 1.21E-01 1.19E-01 1.17E-01 1.14E-01

9.92E+02 9.87E+02 9.82E+02 9.77E+02 9.73E+02 9.68E+02

7.53E+04 7.53E+04 7.54E+04 7.56E+04 7.58E+04 7.60E+04

5.61E-04 4.75E-04 4.09E-04 3.56E-04 3.14E-04 2.80E-04

1.42E+00 1.47E+00 1.53E+00 1.59E+00 1.65E+00 1.70E+00

8.54E+02 8.46E+02 8.37E+02 8.28E+02 8.20E+02 8.11E+02

1.93E+05 1.95E+05 1.98E+05 2.01E+05 2.04E+05 2.07E+05

5.57E-04 4.99E-04 4.50E-04 4.08E-04 3.73E-04 3.42E-04

1.26E-01 1.23E-01 1.21E-01 1.19E-01 1.16E-01 1.14E-01

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Triangular pitch

No of passes 1 2 4

K1 0.319 0.249 0.175

n1 2.142 2.207 2.285

Square pitch

No of passes 1 2 4

K1 0.215 0.156 0.158

n1 2.207 2.291 2.263

Thermal conductivity

Metals Temperature Avg. k

Aluminium 0-100 204

Brass 0-100 100.5

Copper 0-100 383

Nickel 0-100 60.5

Cupro Nickel 10% Ni 0-100 45

Monel 0-100 30

Stainless steel (18/8) 0-100 16

Steel 0-100 45

Titanium 0-100 16

Avg. k

Cupro Nickel 10% Ni 45

System U

Water-Water 800-500

Organic solvent-Organic solvent100-300

Light oil-Light oil 100-400

Heavy oil-Heavy oil 50-300

Organic solvent-Water250-750

Light oil-Water 350-900

Heavy oil-Water 60-300

Organic solvent-Water250-750

Page 24: Heat Exchaner Design (1)

6 8 2

0.0743 0.0365 K1 0.249

2.499 2.675 n1 2.207

6 8

0.0402 0.0331 K1 0.156

2.617 2.463 n1 2.291

K1 0.249

n1 2.207

Page 25: Heat Exchaner Design (1)

Triangular pitch

Square pitch

co current

counter current

Shell side

Tube side

Page 26: Heat Exchaner Design (1)

Component Mol. Weight C1 C2 C3

Acetaldehyde 44 1.6994 0.26167 466

Acetic acid 60 1.4486 0.25892 591.95

Acetone 58 1.2332 0.25886 508.2

Benzene 78 1.0259 0.26666 562.05

1-Butanol 74 0.98279 0.2683 563.1

Cyclohexane 84 0.88998 0.27376 553.8

Cumene 120 0.58711 0.25583 631

Diethyl amine 73 0.85379 0.25675 496.6

Ethanol 46 1.6288 0.27469 514

Ethyl acetate 88 0.8996 0.25856 523.3

Ethyl benzene 106 0.70041 0.26162 617.15

Hexane 86 0.70824 0.26411 507.6

1-hexanol 102 0.70093 0.26776 611.3

Methanol 32 2.3267 0.27073 512.5

Pentane 72 0.84947 0.26726 469.7

Phenol 94 1.3798 0.31598 694.25

Styrene 104 0.7397 0.2603 636

Toluene 92 0.8792 0.27136 591.75

Water 18 -13.851 0.64038 -0.00191

o-Xylene 106 0.69962 0.26143 630.3

Component Mol. Weight C1 C2 C3

Shell side Methanol 32 2.3267 0.27073 512.5

Tube side CO + CS2 #N/A #N/A #N/A #N/A

Component Mol. Weight C1 C2 C3

Acetaldehyde 44 0.311 -0.000436 0

Acetic acid 60 0.214 -0.0001834 0

Acetone 58 0.2878 -0.000427 0

Benzene 78 0.23444 -0.0003057 0

1-Butanol 74 0.2136 -0.0002034 0

Cyclohexane 84 0.19813 -0.0002505 0

Cumene 120 0.1855 -0.000209 0

Diethyl amine 73 0.2587 -0.0005434 4.2097E-07

Ethanol 46 0.2468 -0.000264 0

Ethyl acetate 88 0.2501 -0.0003563 0

Ethyl benzene 106 0.1999 -0.0002382 0

Hexane 86 0.22492 -0.0003533 0

1-hexanol 102 0.2193 -0.00022 0

Density

Thermal Conductivity

Page 27: Heat Exchaner Design (1)

Methanol 32 0.2837 -0.000281 0

Pentane 72 0.2537 -0.000576 0.000000344

Phenol 94 0.18831 -0.0001 0

Styrene 104 0.20215 -0.0002201 0

Toluene 92 0.20463 -0.0002425 0

Water 18 -0.432 0.0057255 -0.000008078

o-Xylene 106 0.19989 -0.0002299 0

Component Mol. Weight C1 C2 C3

Shell side Methanol 32 0.2837 -0.000281 0

Tube side CO + CS2 #N/A #N/A #N/A #N/A

Page 28: Heat Exchaner Design (1)

C4 Component

0.2913 Acetaldehyde

0.2529 Acetic acid

0.2913 Acetone

0.28394 Benzene

0.25488 1-Butanol

0.28571 Cyclohexane

0.28498 Cumene

0.27027 Diethyl amine

0.23178 Ethanol

0.278 Ethyl acetate

0.28454 Ethyl benzene

0.27537 Hexane

0.23919 1-hexanol

0.24713 Methanol

0.27789 Pentane

0.32768 Phenol

0.3009 Styrene

0.29241 Toluene

1.8211E-06 Water

0.27365 o-Xylene

C4 Temp. Density Component

0.24713 293 793.4808958 kg/m3 Methanol

#N/A 335.5 1.182941781 kg/m3 CO + CS2

Methanol

C4 C5 Component

0 0 Acetaldehyde

0 0 Acetic acid

0 0 Acetone

0 0 Benzene

0 0 1-Butanol

0 0 Cyclohexane

0 0 Cumene

0 0 Diethyl amine

0 0 Ethanol

0 0 Ethyl acetate

0 0 Ethyl benzene

0 0 Hexane

0 0 1-hexanol

Density

Thermal Conductivity

Page 29: Heat Exchaner Design (1)

0 0 Methanol

0 0 Pentane

0 0 Phenol

0 0 Styrene

0 0 Toluene

1.861E-09 0 Water

0 0 o-Xylene

C4 C5 Thermal Conductivity Component

0 0 0.201367 W/(m.K) Methanol

#N/A #N/A 0.02511 W/(m.K) CO + CS2

Page 30: Heat Exchaner Design (1)

Mol. Weight C1 C2 C3 C4 C5

44 -5.895 668.21 -0.84323 0 0

60 -9.03 1212.3 -0.322 0 0

58 -14.918 1023.4 0.5961 0 0

78 7.5117 294.68 -2.794 0 0

74 0.87669 1602.9 -2.1475 0 0

84 -33.763 2497.2 3.2236 0 0

120 -24.988 1807.9 2.0556 0 0

73 -17.57 1385.7 0.85647 0 0

46 7.875 781.98 -3.0418 0 0

88 14.354 -154.6 -3.7887 0 0

106 -13.563 1208.6 0.377 0 0

86 -6.3276 640 0.694 5.6884E+21 -10

102 -39.324 3841 3.6933 -2.1166E-30 10.485

32 -25.317 1789.2 2.069 0 0

72 -53.509 1836.6 7.1409 -19627 2

94 -43.335 3881.7 4.3983 3.0548E+24 -10

104 -22.675 1758 1.6701 0 0

92 -226.08 6805.7 37.542 -0.060853 1

18 -52.843 3703.6 5.866 -5.879E-29 10

106 -15.489 1393.5 0.63711 0 0

Mol. Weight C1 C2 C3 C4 C5

32 -25.317 1789.2 2.069 0 0

#N/A #N/A #N/A #N/A #N/A #N/A

32 -25.317 1789.2 2.069 0 0

Mol. Weight C1 C2 C3 C4 C5

44 115100 -433 1.425 0 0

60 139640 -320.8 0.8985 0 0

58 135600 -177 0.2837 0.000689 0

78 129440 -169.5 0.64781 0 0

74 191200 -730.4 2.2998 0 0

84 -220600 3118.3 -9.4216 0.010687 0

120 61723 494.81 0 0 0

73 101330 243.18 0 0 0

46 102640 -139.63 -0.030341 0.0020386 0

88 226230 -624.8 1.472 0 0

106 154040 -142.29 0.80539 0 0

86 172120 -183.78 0.88734 0 0

102 1638600 -17261 71.721 -0.12026 0.000071087

Viscosity

Heat Capacity

Page 31: Heat Exchaner Design (1)

32 105800 -362.23 0.9379 0 0

72 159080 -270.5 0.99537 0 0

94 101720 317.61 0 0 0

104 113340 290.2 -0.6051 0.0013567 0

92 140140 -152.3 0.695 0 0

18 276370 -2090.1 8.125 -0.014116 9.3701E-06

106 36500 1017.5 -2.63 0.00302 0

Mol. Weight C1 C2 C3 C4 C5

32 105800 -362.23 0.9379 0 0

#N/A #N/A #N/A #N/A #N/A #N/A

Page 32: Heat Exchaner Design (1)

Diameter 200 1200

Pull through floating head 88 97

Split ring floating head 50 77

Outside packed head 38 38

Fixed and U tube 10 20

200 1200

Split ring floating head 50 77

Bundle Diameter #DIV/0!

Clearance #DIV/0!

Viscosity Temperature at wall #DIV/0!

0.000576671 Pa.s

4.07E+01 Pa.s

#DIV/0! Pa.s

Page 33: Heat Exchaner Design (1)

Heat Capacity

2.505762097 J/(kg.K)

#N/A J/(kg.K)

Page 34: Heat Exchaner Design (1)

Kern's method

Shell side

Heat transfer factor

Reynolds no. #DIV/0!

Baffle cut,% 15 25 35 45

Equation #DIV/0! #DIV/0! #DIV/0! #DIV/0!

R2 0.99804 0.99858 0.9988 0.99898

25

jh #DIV/0!

Friction factor

Baffle cut,% 15 25 35 45

Equation #DIV/0! #DIV/0! #DIV/0! #DIV/0!

R2 0.84065 0.8234 0.84808 0.84463

25

#DIV/0!

Fluid Fouling factor

River water 7500

Sea water 3000

Cooling water 4000

Town water soft 4000

Town water hard 2000

Light hydrocarbon 5000

Heavy hydrocarbon 2000

Sea water 3000

Light hydrocarbon 5000

Heat transfer factor Friction factorReynold's no #DIV/0!

Bell's method

Page 35: Heat Exchaner Design (1)

Triangular #DIV/0! Triangular

Square #DIV/0! Square

Page 36: Heat Exchaner Design (1)

Tube side

Heat transfer factor

Reynolds no. #DIV/0!

L/D 24 48

Equation #DIV/0! #DIV/0!

R2 0.89817 0.88485

L/D 240

jh #DIV/0!

Friction factor

Equation #DIV/0!

Friction factor

Bell's method

Page 37: Heat Exchaner Design (1)

#DIV/0!

#DIV/0!

Page 38: Heat Exchaner Design (1)

120 240 500

#DIV/0! #DIV/0! #DIV/0!

0.8514 0.78346 0.68186