Process Heat Transfer. Principles, Applications and Rules of Thumb 2nd. Edition by Robert W. Serth Thomas G. Lestina | 9780123971951 | 0123971950 | Holooly

Process Heat Transfer. Principles, Applications and Rules of Thumb

87 SOLVED PROBLEMS

Question: 11.10

Use Xist to obtain a final design for the C4–C5 condenser of Example 11.9. ...

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Using Xist to rate the 39-in. J-shell condenser in...

Question: 11.11

100,000 kg/hr of propane are condensed on the shell-side of a horizontal TEMA E shell (type AEU). The inlet vapor temperature is 70.79 ºC and the outlet condensate temperature is 48.9 ºC. There is about 20°C of desuperheating and less than 1 ºC of subcooling. As with most industrial propane, small ...

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The overall attributes of a design with single seg...

Question: 10.2

96,000 lb/h of a distillation bottoms having the following composition will be partially vaporized in a reboiler: ...

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(a) Make initial specifications. (i) Fluid placeme...

Question: 11.6

180,000 lb/h of a saturated vapor consisting of 30 mole percent n-butane and 70 mole percent n-pentane are to be condensed at a pressure of 75 psia. The condensing range at feed conditions is from 183.5ºF to 168ºF, and the enthalpy difference between saturated vapor and saturated liquid is ...

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Make initial specifications. (i) Fluid placement A...

Question: 9.3

Estimate the critical heat flux for the conditions of Example 9.1 using the following methods:(a) The Zuber equation.(b) The Zuber-type equation for a horizontal cylinder.(c) The Mostinski correlation. ...

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(a) The following data are obtained from Example 9...

Question: 10.4

A reboiler is required to supply 15,000 lb/h of vapor to a distillation column that separates cyclohexane as the bottom product. The heating medium will be steam at a design pressure of 18 psia. The temperature and pressure below the bottom tray in the column are 182º F and 16 psia. Physical ...

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(a) Make initial specifications. (i) Fluid placeme...

Question: 5.4

Use HEXTRAN to design a shell-and-tube heat exchanger for the kerosene/crude-oil service of Example 5.1, and compare the resulting unit with the one designed previously by hand. ...

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The STE module in HEXTRAN is configured in design ...

Question: 10.7

Use Xist to rate the kettle reboiler designed in Example 10.2, and compare the results with those obtained previously by other methods. ...

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Data from Example 10.2 are entered on the appropri...

Question: 9.5

The return line from a thermosyphon reboiler consists of 10-in. schedule 40 pipe with an ID of 10.02 in. (0.835 ft). The total mass flow rate in the line is 300,000 lbm/h, of which 60,000 lbm/h (20%) is vapor and 240,000 lbm/h is liquid. Physical properties of the vapor and liquid fractions are ...

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(a) The friction loss for the liquid fraction flow...

Question: 10.8

Use Xist to rate the initial configuration for the vertical thermosyphon reboiler of Example 10.4 and compare the results with those obtained previously by hand. ...

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Data from Example 10.4 are entered on the Xist inp...

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