A solution of sodium hydroxide leave a dissolver at 100°C and it's to be cooled to 40 °C, using cooling water. The maximum flow-rate of solution will be 80 ton/hr. The maximum inlet temperature of the cooling water will be 20 °C and temperature rise is limited to 20 °C. Design shell and tube heat exchanger. Din 40 mm and Do-50 mm. Length of tube =6m. The properties of caustic solution: temperature, °C = 40 100 3.9 Specific heat, kj/kg. °C Density, kg/m3 970 Thermal conductivity, w/m.°C 0.69 =3.84 =992 =0.63 = 1.40 0.4 Viscosity, cp K Water 0.6 W/m.°C. (Hint: calculate Atm, tube side coefficient, shell side coefficient)?
A solution of sodium hydroxide leave a dissolver at 100°C and it's to be cooled to 40 °C, using cooling water. The maximum flow-rate of solution will be 80 ton/hr. The maximum inlet temperature of the cooling water will be 20 °C and temperature rise is limited to 20 °C. Design shell and tube heat exchanger. Din 40 mm and Do-50 mm. Length of tube =6m. The properties of caustic solution: temperature, °C = 40 100 3.9 Specific heat, kj/kg. °C Density, kg/m3 970 Thermal conductivity, w/m.°C 0.69 =3.84 =992 =0.63 = 1.40 0.4 Viscosity, cp K Water 0.6 W/m.°C. (Hint: calculate Atm, tube side coefficient, shell side coefficient)?
Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
Problem 1.1P
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Transcribed Image Text:DA solution of sodium hydroxide leave a dissolver at 100°C and it's to be cooled
to 40 °C, using cooling water. The maximum flow-rate of solution will be 80
ton/hr. The maximum inlet temperature of the cooling water will be 20 °C and
temperature rise is limited to 20 °C. Design shell and tube heat exchanger.
Din 40 mm and Do-50 mm. Length of tube =6m. The properties of caustic
solution: temperature, °C
= 40
100
= 3.84
Specific heat, kj/kg. °C
Density, kg/m3
Thermal conductivity, w/m.°C
=992
=0.63
= 1.40
3.9
970
0.69
0.4
Viscosity, cp
K Water 0.6 W/m. °C.
(Hint: calculate Atm, tube side coefficient, shell side coefficient)?
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