Verfügbarkeit: Principles of chemical engineering processes

Principles of chemical engineering processes:

Suitable as a reference for chemical engineers with its wide coverage across the biochemical and electrochemical fields, this book is designed to fully meet the needs of advanced undergraduates with detailed information on materials and energy balances that arise in connection to chemical reactions.

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Bibliographische Detailangaben
Hauptverfasser:	Ghasem, Nayef (VerfasserIn), Henda, Redhouane (VerfasserIn)
Format:	Buch
Sprache:	English
Veröffentlicht:	Boca Raton, FL [u.a.] CRC Press 2009
Schlagworte:	Génie chimique Technique de la production Chemical engineering Chemische Verfahrenstechnik Technische Chemie
Online-Zugang:	Inhaltsverzeichnis
Zusammenfassung:	Suitable as a reference for chemical engineers with its wide coverage across the biochemical and electrochemical fields, this book is designed to fully meet the needs of advanced undergraduates with detailed information on materials and energy balances that arise in connection to chemical reactions.
Beschreibung:	Includes bibliographical references and index
Beschreibung:	XXII, 378 S. Ill., graph. Darst. 1 CD-ROM (12 cm)
ISBN:	9781420080131

Internformat

MARC


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245	1	0	\|a Principles of chemical engineering processes \|c Nayef Ghasem; Redhouane Henda
246	1	3	\|a Chemical engineering processes
264		1	\|a Boca Raton, FL [u.a.] \|b CRC Press \|c 2009
300			\|a XXII, 378 S. \|b Ill., graph. Darst. \|e 1 CD-ROM (12 cm)
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650		4	\|a Chemical engineering
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Datensatz im Suchindex

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adam_text	Contents Preface .................................................................................................................. xiii Acknowledgments ............................................................................................xvii Authors .................................................................................................................xix Systems of Units ..................................................................................................xxi Chapter 1 Introduction ..........................................................................1 At the End of This Chapter You Should Be Able to ........................................1 1.1 Definition of Chemical Engineering ..........................................................1 1.2 Material and Energy Balances ....................................................................2 1.3 Values, Units, and Dimensions ..................................................................3 1.3.1 Systems of Units ..............................................................................4 1.4 Unit Conversion ............................................................................................ 5 1.4.1 Time ..................................................................................................5 1.4.2 Mass ..................................................................................................5 1.4.3 Length ...............................................................................................6 1.4.4 Volume .............................................................................................6 1.4.5 Density ..............................................................................................6 1.4.6 Force ..................................................................................................6 1.4.7 Pressure ............................................................................................6 1.4.8 Energy ...............................................................................................7 1.4.9 Power ................................................................................................7 1.4.10 Weight ...............................................................................................7 1.5 Dimensional Homogeneity .........................................................................8 1.6 Significant Figures ........................................................................................9 1.6.1 Multiplication and Division ........................................................10 1.6.2 Addition and Subtraction ............................................................10 1.7 Process and Process Variables ..................................................................11 1.7.1 Density, Mass, and Volume ........................................................12 1.7.2 Flow Rate ........................................................................................12 1.7.3 Moles and Molecular Weight .....................................................13 1.7.4 Mass Fraction and Mole Fraction ...............................................13 1.7.5 Concentration ................................................................................13 1.7.6 Pressure ..........................................................................................14 1.7.7 Types of Pressures ........................................................................16 1.7.8 Manometers for Pressure and ΔΡ Measurement .....................20 1.7.9 Temperature Measurement .........................................................23 1.7.10 Converting Temperatures ...........................................................23 1.7.11 Ideal Gas Law ................................................................................25 1.7.12 Standard Temperature and Pressure .........................................26 1.8 Process Classification .................................................................................29 1.9 Problems .......................................................................................................29 1.9.1 Process Classification ...................................................................29 1.9.2 Types of Processes ........................................................................30 1.9.3 Unit Conversion ............................................................................30 1.9.4 Flow Rate through Horizontal Pipe ...........................................30 1.9.5 Molar Flow Rate ............................................................................30 1.9.6 Dimensional Homogeneity .........................................................30 1.9.7 Calculation of Mass for Specific Gravity and Volume ...........31 1.9.8 Conversion of Equation to Other Units ....................................31 Further Readings ..................................................................................................31 Chapter 2 Process Units and Degree of Freedom Analysis .............33 At the End of This Chapter You Should Be Able to ......................................33 2.1 Degree of Freedom Analysis .....................................................................33 2.1.1 Possible Outcomes of the DFA ...................................................34 2.2 Sources of Equations ..................................................................................35 2.3 Process Units: Basic Functions .................................................................36 2.3.1 Divider/Splitter .............................................................................36 2.3.2 Mixer (Blender) ............................................................................. 36 2.3.3 Dryer (Direct Heating) .................................................................37 2.3.4 Filter ................................................................................................37 2.3.5 Distillation Column ......................................................................38 2.3.6 Evaporator ......................................................................................39 2.3.7 Dehumidification ..........................................................................40 2.3.8 Humidifier .....................................................................................41 2.3.9 Leaching and Extraction ..............................................................42 2.3.10 Absorption (Gas Absorption) and Desorption ........................43 2.3.11 Partial Condenser .........................................................................44 2.3.12 Flash Vaporizer and Flash Distillation ......................................45 2.3.13 Crystallizer .....................................................................................46 2.3.14 Reactors (Chemical Reactor, Combustor, Furnace, and Reformer) ...............................................................................46 2.3.14.1 Batch Reactor ................................................................47 2.3.14.2 Plug Flow and Packed Bed Reactor ..........................48 2.3.14.3 Continuous Stirred Tank Reactor and Fluidized Bed Reactor .........................................48 2.4 Summary of Degree of Freedom Analysis .............................................63 2.5 Problems .......................................................................................................64 2.5.1 Absorption of Acetone from Air ................................................64 2.5.2 Separation of Liquid Mixture .....................................................64 2.5.3 Absorber-Stripper Process ..........................................................64 2.5.4 Filtration Processes .......................................................................65 2.5.5 Evaporation Processes ..................................................................65 Further Readings ..................................................................................................65 Vil Chapter 3 Material Balance in Single-Unit Processes .....................67 At the End of This Chapter You Should Be Able to ......................................67 3.1 General Material Balance Equation .........................................................68 3.1.1 Material Balance Simplifications ................................................69 3.2 Flowcharts ....................................................................................................69 3.2.1 Note on Notation ..........................................................................69 3.3 Problems Involving Material Balances on a Single Unit ......................69 3.4 Material Balance Fundamentals ...............................................................72 3.4.1 Classification of Processes ...........................................................73 3.4.1.1 Based on How the Process Varies with Time ........................................................................73 3.4.1.2 Based on How the Process Was Designed to Operate ........................................................................73 3.4.2 Types of Balances ..........................................................................73 3.4.3 Stream Specifications ....................................................................74 3.5 Scaling ...........................................................................................................76 3.6 Basis for Calculation ...................................................................................76 3.6.1 Concept ...........................................................................................76 3.6.2 Method for Solving Material Balance Problems ......................77 3.6.3 Material Balance on Bioprocesses ..............................................93 3.7 Problems .......................................................................................................95 3.7.1 Separation of Ethanol-Methanol Process Stream ....................95 3.7.2 Wet Leather Drying Process .......................................................95 3.7.3 Separation of Ethanol-Methanol-Propanol Mixture ..............95 3.7.4 Ethanol-Water Separation ...........................................................96 3.7.5 Mixing of Hydrochloric Acid with Water ................................96 3.7.6 Removal of Acetone from Nitrogen Using an Absorber .......96 3.7.7 Separation of Benzene/Toluene Mixture ..................................96 3.7.8 Dilution of Methanol Mixture ....................................................96 3.7.9 Humidification Chamber .............................................................97 3.7.10 Absorption of Water from a Gas Mixture ................................97 3.7.11 Drying of Wet Sugar ....................................................................97 Further Readings ..................................................................................................97 Chapter 4 Multiple-Unit Process Calculations .................................99 At the End of This Chapter You Should Be Able to ......................................99 4.1 Multiple-Unit Process ................................................................................99 4.2 Recycle, Bypass, Purge, and Makeup ....................................................101 4.2.1 Recycle ..........................................................................................101 4.2.2 Bypass ...........................................................................................102 4.2.3 Purge .............................................................................................103 4.2.4 Makeup .........................................................................................103 4.3 Problems .....................................................................................................127 4.3.1 Separations of Benzene, Toluene, Xylene Mixtures ..............127 4.3.2 Filtration Processes .....................................................................128 Vlil 4.3.3 Concentration of Orange Juice ...............................................128 4.3.4 Separation of NaCl and KC1 Mixture ....................................128 4.3.5 Sulfur Removal System ............................................................128 4.3.6 Separation of DMF-Nitrogen Mixture ..................................129 4.3.7 Separation of Benzene-Toluene Mixture ..............................129 4.3.8 Separation of Potassium Nitrate ............................................129 4.3.9 Production of Instant Coffee ...................................................130 Further Readings ................................................................................................131 Chapter 5 Material Balances in Reactive Processes ....................... 133 At the End of This Chapter You Should Be Able to ....................................133 5.1 Amount of Substance in Moles ............................................................133 5.1.1 Why Use the Mole? ..................................................................133 5.2 General Material Balance .......................................................................135 5.2.1 Differential Balance ..................................................................135 5.2.2 Integral Balance .........................................................................136 5.3 Stoichiometry Basics ...............................................................................136 5.3.1 Stoichiometric Equation ...........................................................137 5.3.2 Stoichiometric Coefficients (vt) ...............................................137 5.3.3 Stoichiometric Ratio ..................................................................137 5.4 Limiting and Excess Reactants .............................................................138 5.5 Fractional Conversion ............................................................................141 5.6 Methods of Solving Material Balances Involving Chemical Reactions .................................................................................141 5.6.1 Extent of Reaction Method ......................................................141 5.6.2 Element or Atomic Balance Method ......................................142 5.6.3 Molecular or Component Balance Approach ......................143 5.7 Multiple Reactions and Extent of Reaction ........................................153 5.8 Degree of Freedom Analysis for Reactive Processes ........................156 5.8.1 Molecular Species Balances and Extent of Reaction ...........156 5.8.2 Atomic Species Balances ..........................................................156 5.9 Independent Chemical Reactions .........................................................157 5.10 Independent Species Balances ..............................................................157 5.11 Chemical Equilibrium ............................................................................157 5.12 Combustion Reactions ...........................................................................160 5.12.1 Theoretical and Excess Air ......................................................160 5.13 Problems ...................................................................................................166 5.13.1 Incomplete Combustion of Butane ........................................166 5.13.2 Complete Combustion of Butane ...........................................166 5.13.3 Methane Combustion ...............................................................166 5.13.4 Burning Ethyl Ketone with Excess Air .................................166 5.13.5 Roasting of Iron Pyrite .............................................................166 5.13.6 Water-Gas Shift Reaction ........................................................167 5.13.7 Production of Sulfuric Acid ....................................................167 Further Readings ................................................................................................168 їх Chapter 6 Multiple Systems Involving Reaction, Recycle, and Purge .......................................................................... 171 At the End of This Chapter You Should Be Able to ....................................171 6.1 Reaction with Product Separation and Recycle .................................171 6.2 Reaction with Recycle and Purge ........................................................172 6.2.1 Flow Sheet for Reaction with Recycle .....................................173 6.2.2 Flow Sheet for Reaction with Recycle and Purge .................173 6.3 Reaction and Multiple-Unit Steady-State Processes .........................177 6.3.1 Auxiliary Relationship ...............................................................194 6.4 Problems ...................................................................................................197 6.4.1 Chemical Reactor Analysis ........................................................197 6.4.2 Laundry Detergent Synthesis Process .....................................198 6.4.3 Butanal Production .....................................................................198 6.4.4 Hydrodealkylation Process .......................................................200 6.4.5 Uranium and Zirconium as Nuclear Fuels ............................200 Further Readings ................................................................................................202 Chapter 7 Energy Balance without Reaction ..................................203 At the End of This Chapter You Should Be Able to ....................................203 7.1 Enthalpy and Energy Balances .............................................................203 7.1.1 How Does Energy Move across Systems? ..............................204 7.2 Forms of Energy ......................................................................................204 7.2.1 Kinetic Energy (£k) .....................................................................204 7.2.2 Potential Energy (Ep) ..................................................................205 7.2.3 Internal Energy (li) .....................................................................205 7.3 Intensive versus Extensive Variables ..................................................206 7.4 Transfer of Energy ..................................................................................206 7.5 First Law of Thermodynamics .............................................................207 7.5.1 Energy Balance on Closed Systems .........................................207 7.5.2 Possible Simplifications on Energy Balance in a Closed System .............................................................................208 7.5.3 Energy Balance in Open Systems at Steady State .................212 7.5.4 Possible Simplifications on Energy Balance in an Open System ................................................................................213 7.6 Enthalpy Calculations ............................................................................214 7.7 Reference States and State Properties ..................................................214 7.8 Use of Linear Interpolation in Steam Tables ......................................215 7.9 Enthalpy Change in Nonreactive Processes .......................................216 7.9.1 Enthalpy Change as a Result of Temperature Change ..................................................................216 7.9.2 Enthalpy Change because of Phase Changes .........................218 7.9.3 Enthalpy Change because of Mixing .......................................221 7.10 Energy Balance on Bioprocesses ..........................................................222 7.11 Psychrometrie Chart.... ...........................................................................230 7.12 Summary on Energy Balances without Reaction ..............................238 7.13 Problems ...................................................................................................238 7.13.1 Vaporization of Liquid Methanol ..........................................238 7.13.2 Heating of Propane ...................................................................238 7.13.3 Expansion of Wet Steam ..........................................................239 7.13.4 Open System Energy Balance (Heating of Methanol) ........239 7.13.5 Open System Energy Balance (Heating of Liquid Methanol) .................................................240 7.13.6 Vaporization of Liquid «-Hexane ..........................................240 7.13.7 Closed System Energy Balance (Heating of Acetone) ........240 7.13.8 Open System Energy Balance (Power Output of Turbine) .....................................................240 7.13.9 Open System Energy Balance (Power Requirement of Compressor) ..........................................................................240 Further Readings ................................................................................................241 Chapter 8 Energy Balance with Reaction ........................................243 At the End of This Chapter You Should Be Able to ....................................243 8.1 Introduction .............................................................................................243 8.2 Heats of Reaction ....................................................................................243 8.3 Heats of Reaction Using the Extent of Reaction ................................244 8.3.1 Notes on Heats of Reaction .....................................................245 8.4 Reactions in Closed Processes ..............................................................246 8.5 Measurement of Heats of Reaction ......................................................247 8.6 Hess Law ......................................„.........................................................248 8.7 Calculating Heat of Reaction (ΔΗ°) from Heats of Formation .................................................................................249 8.8 Calculating ΔΗΓ from Heats of Combustion ......................................250 8.9 Determining ΔΗ? from AH°C ..................................................................251 8.10 Energy Balance on Reactive Processes ................................................251 8.10.1 Heat of Reaction Method .........................................................252 8.10.2 Heat of Formation Method: Process Path .............................254 8.11 General Procedure for Energy Balance with Reaction .....................258 8.12 Processes with Unknown Outlet Conditions .....................................258 8.13 Energy Balance in Bioprocesses ...........................................................268 8.14 Problems ...................................................................................................270 8.14.1 Estimation of Heat of Reaction ...............................................270 8.14.2 Production of Superheated Steam .........................................270 8.14.3 Ammonia Synthesis Process ...................................................270 8.14.4 Catalytic Transalkylation of Toluene to Benzene ..................................................................................272 8.14.5 Combustion of Methane ..........................................................273 8.14.6 Anaerobic Yeast Fermentation ................................................273 Further Readings ................................................................................................274 Xl Chapter 9 Combined Material and Energy Balances .....................277 At the End of This Chapter You Should Be Able to ....................................277 9.1 Material Balances ....................................................................................277 9.1.1 Conversion .................................................................................277 9.1.2 Yield ............................................................................................278 9.1.3 Selectivity ...................................................................................278 9.1.4 Extent of Reaction (ξ) ...............................................................278 9.2 Energy Balances ......................................................................................279 9.2.1 Heat of Reaction Method .........................................................279 9.2.2 Heat of Formation Method .....................................................279 9.2.3 Concept of Atomic Balances ...................................................280 9.2.4 Mathematical Formulation of the Atom Balance ................280 9.2.5 Degree of Freedom Analysis for the Atom Balance ...........280 9.2.6 Implementing Recycle on the Separation Process ...............283 9.3 Problems ...................................................................................................311 9.3.1 Mixing of Hot and Cold Ethanol ...........................................311 9.3.2 Combustion of Acetylene ........................................................311 9.3.3 Dehydrogenation of Ethanol ...................................................311 9.3.4 Independent Chemical Reaction ............................................312 9.3.5 Cumene Synthesis .....................................................................312 9.3.6 Dehydrogenation of Propane ..................................................314 Further Readings ................................................................................................314 Chapter 10 Unsteady-State Material and Energy Balances ...........315 At the End of This Chapter You Should Be Able to ....................................315 10.1 Unsteady-State Material Balance ..........................................................315 10.2 Unsteady-State Energy Balance ............................................................329 10.3 Problems ...................................................................................................342 10.3.1 Fluid Flow from Storage Tank ................................................342 10.3.2 Boiling of Water ........................................................................342 10.3.3 Heating Using Saturated Steam .............................................342 10.3.4 Heating a Solvent in a Stirred Tank ......................................343 10.3.5 Concentration of Reactant as a Function of Time ...............343 Further Readings ................................................................................................343 Appendices ............................................................................................345 Index .......................................................................................................371
adam_txt	Contents Preface . xiii Acknowledgments .xvii Authors .xix Systems of Units .xxi Chapter 1 Introduction .1 At the End of This Chapter You Should Be Able to .1 1.1 Definition of Chemical Engineering .1 1.2 Material and Energy Balances .2 1.3 Values, Units, and Dimensions .3 1.3.1 Systems of Units .4 1.4 Unit Conversion . 5 1.4.1 Time .5 1.4.2 Mass .5 1.4.3 Length .6 1.4.4 Volume .6 1.4.5 Density .6 1.4.6 Force .6 1.4.7 Pressure .6 1.4.8 Energy .7 1.4.9 Power .7 1.4.10 Weight .7 1.5 Dimensional Homogeneity .8 1.6 Significant Figures .9 1.6.1 Multiplication and Division .10 1.6.2 Addition and Subtraction .10 1.7 Process and Process Variables .11 1.7.1 Density, Mass, and Volume .12 1.7.2 Flow Rate .12 1.7.3 Moles and Molecular Weight .13 1.7.4 Mass Fraction and Mole Fraction .13 1.7.5 Concentration .13 1.7.6 Pressure .14 1.7.7 Types of Pressures .16 1.7.8 Manometers for Pressure and ΔΡ Measurement .20 1.7.9 Temperature Measurement .23 1.7.10 Converting Temperatures .23 1.7.11 Ideal Gas Law .25 1.7.12 Standard Temperature and Pressure .26 1.8 Process Classification .29 1.9 Problems .29 1.9.1 Process Classification .29 1.9.2 Types of Processes .30 1.9.3 Unit Conversion .30 1.9.4 Flow Rate through Horizontal Pipe .30 1.9.5 Molar Flow Rate .30 1.9.6 Dimensional Homogeneity .30 1.9.7 Calculation of Mass for Specific Gravity and Volume .31 1.9.8 Conversion of Equation to Other Units .31 Further Readings .31 Chapter 2 Process Units and Degree of Freedom Analysis .33 At the End of This Chapter You Should Be Able to .33 2.1 Degree of Freedom Analysis .33 2.1.1 Possible Outcomes of the DFA .34 2.2 Sources of Equations .35 2.3 Process Units: Basic Functions .36 2.3.1 Divider/Splitter .36 2.3.2 Mixer (Blender) . 36 2.3.3 Dryer (Direct Heating) .37 2.3.4 Filter .37 2.3.5 Distillation Column .38 2.3.6 Evaporator .39 2.3.7 Dehumidification .40 2.3.8 Humidifier .41 2.3.9 Leaching and Extraction .42 2.3.10 Absorption (Gas Absorption) and Desorption .43 2.3.11 Partial Condenser .44 2.3.12 Flash Vaporizer and Flash Distillation .45 2.3.13 Crystallizer .46 2.3.14 Reactors (Chemical Reactor, Combustor, Furnace, and Reformer) .46 2.3.14.1 Batch Reactor .47 2.3.14.2 Plug Flow and Packed Bed Reactor .48 2.3.14.3 Continuous Stirred Tank Reactor and Fluidized Bed Reactor .48 2.4 Summary of Degree of Freedom Analysis .63 2.5 Problems .64 2.5.1 Absorption of Acetone from Air .64 2.5.2 Separation of Liquid Mixture .64 2.5.3 Absorber-Stripper Process .64 2.5.4 Filtration Processes .65 2.5.5 Evaporation Processes .65 Further Readings .65 Vil Chapter 3 Material Balance in Single-Unit Processes .67 At the End of This Chapter You Should Be Able to .67 3.1 General Material Balance Equation .68 3.1.1 Material Balance Simplifications .69 3.2 Flowcharts .69 3.2.1 Note on Notation .69 3.3 Problems Involving Material Balances on a Single Unit .69 3.4 Material Balance Fundamentals .72 3.4.1 Classification of Processes .73 3.4.1.1 Based on How the Process Varies with Time .73 3.4.1.2 Based on How the Process Was Designed to Operate .73 3.4.2 Types of Balances .73 3.4.3 Stream Specifications .74 3.5 Scaling .76 3.6 Basis for Calculation .76 3.6.1 Concept .76 3.6.2 Method for Solving Material Balance Problems .77 3.6.3 Material Balance on Bioprocesses .93 3.7 Problems .95 3.7.1 Separation of Ethanol-Methanol Process Stream .95 3.7.2 Wet Leather Drying Process .95 3.7.3 Separation of Ethanol-Methanol-Propanol Mixture .95 3.7.4 Ethanol-Water Separation .96 3.7.5 Mixing of Hydrochloric Acid with Water .96 3.7.6 Removal of Acetone from Nitrogen Using an Absorber .96 3.7.7 Separation of Benzene/Toluene Mixture .96 3.7.8 Dilution of Methanol Mixture .96 3.7.9 Humidification Chamber .97 3.7.10 Absorption of Water from a Gas Mixture .97 3.7.11 Drying of Wet Sugar .97 Further Readings .97 Chapter 4 Multiple-Unit Process Calculations .99 At the End of This Chapter You Should Be Able to .99 4.1 Multiple-Unit Process .99 4.2 Recycle, Bypass, Purge, and Makeup .101 4.2.1 Recycle .101 4.2.2 Bypass .102 4.2.3 Purge .103 4.2.4 Makeup .103 4.3 Problems .127 4.3.1 Separations of Benzene, Toluene, Xylene Mixtures .127 4.3.2 Filtration Processes .128 Vlil 4.3.3 Concentration of Orange Juice .128 4.3.4 Separation of NaCl and KC1 Mixture .128 4.3.5 Sulfur Removal System .128 4.3.6 Separation of DMF-Nitrogen Mixture .129 4.3.7 Separation of Benzene-Toluene Mixture .129 4.3.8 Separation of Potassium Nitrate .129 4.3.9 Production of Instant Coffee .130 Further Readings .131 Chapter 5 Material Balances in Reactive Processes . 133 At the End of This Chapter You Should Be Able to .133 5.1 Amount of Substance in Moles .133 5.1.1 Why Use the Mole? .133 5.2 General Material Balance .135 5.2.1 Differential Balance .135 5.2.2 Integral Balance .136 5.3 Stoichiometry Basics .136 5.3.1 Stoichiometric Equation .137 5.3.2 Stoichiometric Coefficients (vt) .137 5.3.3 Stoichiometric Ratio .137 5.4 Limiting and Excess Reactants .138 5.5 Fractional Conversion .141 5.6 Methods of Solving Material Balances Involving Chemical Reactions .141 5.6.1 Extent of Reaction Method .141 5.6.2 Element or Atomic Balance Method .142 5.6.3 Molecular or Component Balance Approach .143 5.7 Multiple Reactions and Extent of Reaction .153 5.8 Degree of Freedom Analysis for Reactive Processes .156 5.8.1 Molecular Species Balances and Extent of Reaction .156 5.8.2 Atomic Species Balances .156 5.9 Independent Chemical Reactions .157 5.10 Independent Species Balances .157 5.11 Chemical Equilibrium .157 5.12 Combustion Reactions .160 5.12.1 Theoretical and Excess Air .160 5.13 Problems .166 5.13.1 Incomplete Combustion of Butane .166 5.13.2 Complete Combustion of Butane .166 5.13.3 Methane Combustion .166 5.13.4 Burning Ethyl Ketone with Excess Air .166 5.13.5 Roasting of Iron Pyrite .166 5.13.6 Water-Gas Shift Reaction .167 5.13.7 Production of Sulfuric Acid .167 Further Readings .168 їх Chapter 6 Multiple Systems Involving Reaction, Recycle, and Purge . 171 At the End of This Chapter You Should Be Able to .171 6.1 Reaction with Product Separation and Recycle .171 6.2 Reaction with Recycle and Purge .172 6.2.1 Flow Sheet for Reaction with Recycle .173 6.2.2 Flow Sheet for Reaction with Recycle and Purge .173 6.3 Reaction and Multiple-Unit Steady-State Processes .177 6.3.1 Auxiliary Relationship .194 6.4 Problems .197 6.4.1 Chemical Reactor Analysis .197 6.4.2 Laundry Detergent Synthesis Process .198 6.4.3 Butanal Production .198 6.4.4 Hydrodealkylation Process .200 6.4.5 Uranium and Zirconium as Nuclear Fuels .200 Further Readings .202 Chapter 7 Energy Balance without Reaction .203 At the End of This Chapter You Should Be Able to .203 7.1 Enthalpy and Energy Balances .203 7.1.1 How Does Energy Move across Systems? .204 7.2 Forms of Energy .204 7.2.1 Kinetic Energy (£k) .204 7.2.2 Potential Energy (Ep) .205 7.2.3 Internal Energy (li) .205 7.3 Intensive versus Extensive Variables .206 7.4 Transfer of Energy .206 7.5 First Law of Thermodynamics .207 7.5.1 Energy Balance on Closed Systems .207 7.5.2 Possible Simplifications on Energy Balance in a Closed System .208 7.5.3 Energy Balance in Open Systems at Steady State .212 7.5.4 Possible Simplifications on Energy Balance in an Open System .213 7.6 Enthalpy Calculations .214 7.7 Reference States and State Properties .214 7.8 Use of Linear Interpolation in Steam Tables .215 7.9 Enthalpy Change in Nonreactive Processes .216 7.9.1 Enthalpy Change as a Result of Temperature Change .216 7.9.2 Enthalpy Change because of Phase Changes .218 7.9.3 Enthalpy Change because of Mixing .221 7.10 Energy Balance on Bioprocesses .222 7.11 Psychrometrie Chart. .230 7.12 Summary on Energy Balances without Reaction .238 7.13 Problems .238 7.13.1 Vaporization of Liquid Methanol .238 7.13.2 Heating of Propane .238 7.13.3 Expansion of Wet Steam .239 7.13.4 Open System Energy Balance (Heating of Methanol) .239 7.13.5 Open System Energy Balance (Heating of Liquid Methanol) .240 7.13.6 Vaporization of Liquid «-Hexane .240 7.13.7 Closed System Energy Balance (Heating of Acetone) .240 7.13.8 Open System Energy Balance (Power Output of Turbine) .240 7.13.9 Open System Energy Balance (Power Requirement of Compressor) .240 Further Readings .241 Chapter 8 Energy Balance with Reaction .243 At the End of This Chapter You Should Be Able to .243 8.1 Introduction .243 8.2 Heats of Reaction .243 8.3 Heats of Reaction Using the Extent of Reaction .244 8.3.1 Notes on Heats of Reaction .245 8.4 Reactions in Closed Processes .246 8.5 Measurement of Heats of Reaction .247 8.6 Hess' Law .„.248 8.7 Calculating Heat of Reaction (ΔΗ°) from Heats of Formation .249 8.8 Calculating ΔΗΓ from Heats of Combustion .250 8.9 Determining ΔΗ? from AH°C .251 8.10 Energy Balance on Reactive Processes .251 8.10.1 Heat of Reaction Method .252 8.10.2 Heat of Formation Method: Process Path .254 8.11 General Procedure for Energy Balance with Reaction .258 8.12 Processes with Unknown Outlet Conditions .258 8.13 Energy Balance in Bioprocesses .268 8.14 Problems .270 8.14.1 Estimation of Heat of Reaction .270 8.14.2 Production of Superheated Steam .270 8.14.3 Ammonia Synthesis Process .270 8.14.4 Catalytic Transalkylation of Toluene to Benzene .272 8.14.5 Combustion of Methane .273 8.14.6 Anaerobic Yeast Fermentation .273 Further Readings .274 Xl Chapter 9 Combined Material and Energy Balances .277 At the End of This Chapter You Should Be Able to .277 9.1 Material Balances .277 9.1.1 Conversion .277 9.1.2 Yield .278 9.1.3 Selectivity .278 9.1.4 Extent of Reaction (ξ) .278 9.2 Energy Balances .279 9.2.1 Heat of Reaction Method .279 9.2.2 Heat of Formation Method .279 9.2.3 Concept of Atomic Balances .280 9.2.4 Mathematical Formulation of the Atom Balance .280 9.2.5 Degree of Freedom Analysis for the Atom Balance .280 9.2.6 Implementing Recycle on the Separation Process .283 9.3 Problems .311 9.3.1 Mixing of Hot and Cold Ethanol .311 9.3.2 Combustion of Acetylene .311 9.3.3 Dehydrogenation of Ethanol .311 9.3.4 Independent Chemical Reaction .312 9.3.5 Cumene Synthesis .312 9.3.6 Dehydrogenation of Propane .314 Further Readings .314 Chapter 10 Unsteady-State Material and Energy Balances .315 At the End of This Chapter You Should Be Able to .315 10.1 Unsteady-State Material Balance .315 10.2 Unsteady-State Energy Balance .329 10.3 Problems .342 10.3.1 Fluid Flow from Storage Tank .342 10.3.2 Boiling of Water .342 10.3.3 Heating Using Saturated Steam .342 10.3.4 Heating a Solvent in a Stirred Tank .343 10.3.5 Concentration of Reactant as a Function of Time .343 Further Readings .343 Appendices .345 Index .371
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spelling	Ghasem, Nayef Verfasser aut Principles of chemical engineering processes Nayef Ghasem; Redhouane Henda Chemical engineering processes Boca Raton, FL [u.a.] CRC Press 2009 XXII, 378 S. Ill., graph. Darst. 1 CD-ROM (12 cm) txt rdacontent n rdamedia nc rdacarrier Includes bibliographical references and index Suitable as a reference for chemical engineers with its wide coverage across the biochemical and electrochemical fields, this book is designed to fully meet the needs of advanced undergraduates with detailed information on materials and energy balances that arise in connection to chemical reactions. Génie chimique ram Technique de la production ram Chemical engineering Chemische Verfahrenstechnik (DE-588)4069941-9 gnd rswk-swf Technische Chemie (DE-588)4078178-1 gnd rswk-swf Technische Chemie (DE-588)4078178-1 s DE-604 Chemische Verfahrenstechnik (DE-588)4069941-9 s Henda, Redhouane Verfasser aut Digitalisierung UB Bayreuth application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=016728216&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis
spellingShingle	Ghasem, Nayef Henda, Redhouane Principles of chemical engineering processes Génie chimique ram Technique de la production ram Chemical engineering Chemische Verfahrenstechnik (DE-588)4069941-9 gnd Technische Chemie (DE-588)4078178-1 gnd
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title	Principles of chemical engineering processes
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title_full	Principles of chemical engineering processes Nayef Ghasem; Redhouane Henda
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title_short	Principles of chemical engineering processes
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topic_facet	Génie chimique Technique de la production Chemical engineering Chemische Verfahrenstechnik Technische Chemie
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