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Plant Design and Economics for Chemical Engineers, 5/e
Max S. Peters, University of Colorado
Klaus Timmerhaus, University of Colorado, Boulder
Ronald E. West, University of Colorado, Boulder


Errata

CHAPTER 3

p. 111, table 3-15
  • Under Reactor - volume, m should be volume, m3.

CHAPTER 4

p. 194, problem 4-14
  • Replace first four words with "For a second."
  • The sentence beginning, "100 percent separation of all ethylbenzene…" should read, "100 percent separation and recycle of all ethylbenzene from the reactor exit stream."
  • The stated catalyst life of 1100 h is actually the period between regenerations. Assume the catalyst life is 1 year.
  • Due to lack of thermodynamic data for several components, heat integration should not be attempted.
p. 195, problem 4-18
  • There should be 2 g of metal catalyst per unit, not 0.5 kg.

CHAPTER 6

p. 258, Method G: Turnover Ratio section
  • Last line should read, "the ratio can be approximated as 1.‡" (rather than 0.5).
p. 275, problem 6-1
  • The 100 m2 in the first sentence should be 10 m2.

CHAPTER 9

p. 405, equation 9-80
  • The coefficient 7.61x10-5 must be replaced by (0.0145)(0.0254)n.
p. 406, table 9-4
  • There are corrections in first two columns in table 9-4, indicated by the underlines. The first two columns should read as follows:
    By Eq. (9-81)    By Eq. (9-76)
    0.220.25
    0.120.14
    0.070.088
    0.0370.049
p. 435, problem 9-3
  • The first coefficient of the total variable operating costs should be 1.22X10-3 (i.e. 0.00122), not 9.78X105.

CHAPTER 12

p. 554, table 12-10
for spherical shells (3rd equation on left from the top)
  • Add a 2 before SEj in the denominator.

CHAPTER 13

p. 639, problem 13-8
  • Add that the ethanol yield is 0.47 kg ethanol/kg of glucose consumed. The correct unit for the rate coefficient, k, is 1/s, not kg/m3.s.
p. 639, problem 13-10
  • The heat of reaction is 89.98 MJ/kg mol CH3OH, not kJ/kg mol.
  • The symbol pi represents fugacity, in kPa, of component i, which equals the partial pressure, pi = Pyi, in kPa, when the fugacity coefficient is 1.
p. 640, problem 13-12
  • The third sentence should read, "In the proposed recovery process, each kg of catalyst-containing ceramic is mixed with two kg of aqueous sodium cyanide solution, and the Pt is dissolved by complexing with the cyanide."

CHAPTER 14

p. 657, equation 14-18
  • Coefficient should be 0.023, not 0.23.
p. 751, problem 14-11
  • Equation should read μL  =  μW  = 4 × 10-4Pa•s   NOT 4 × 10-6Pa• s
p. 752, problem 14-14
  • 30°C should be 20°C
  • 21°C should be 20°C
  • 0.0082 should be 0.082
p. 752, problem 14-15
  • 2944 kPa should be 1944 kPa

CHAPTER 15

p. 784, figure 15-7
  • Ordinates should be 10-1, 10-2, 10-3, not 1, 10-1, 10-2 respectively
p. 867, figure 15-46
  • Figure caption should read "Purchased cost of centrifugal basket separation."
p. 822, bottom line equation
  • Should read nF, not nP.
p. 874, problem15-5
  • Should read absorption, not adsorption.

APPENDIX A

p. 880, table A-1
  • The quantity of Pa should read "Pressure or stress," not "Pressure of stress."

APPENDIX C

p. 943, problem 24
  • In first paragraph, should read 5 × 10 -11m2 / s  NOT 5 × 10-9m / s.

REFERENCE INDEX

p. 978
  • Reference should read Treybal, not Treyal.