# Kinetics/Reactor Design - LearnChemE

## by Department of Chemical and Biological Engineering (University of Colorado Boulder)

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#### Description

This project is funded by the National Science Foundation and the Department of Chemical and Biological Engineering at the University of Colorado-Boulder with support from Shell and the Engineering Excellence Fund at CU-Boulder. Its goal is to provide video ScreenCasts for core chemical engineering courses.

Name | Description | Released | Price | ||
---|---|---|---|---|---|

1 | VideoMath Review for Kinetics | Reviews calculation of definite integrals. | 6/26/2012 | Free | View In iTunes |

2 | VideoEuler Method for ODEs | Demonstrates how the Euler method is used to solve ordinary differential equations. | 11/10/2014 | Free | View In iTunes |

3 | VideoRunge-Kutta Method | Reviews the Runge-Kutta method used to solve ordinary differential equations. | 6/18/2012 | Free | View In iTunes |

4 | VideoSolving Linear ODEs | Presents an example from reaction engineering on how to solve a linear ordinary differential equation using an integrating factor. | 8/30/2012 | Free | View In iTunes |

5 | VideoIntroduction to Chemical Reactor Design | Overviews chemical reactors, ideal reactors, and some important aspects of reactor design. | 2/8/2012 | Free | View In iTunes |

6 | VideoHow to Solve Reactor Design Problems | Presents an overview of approach to solving mole balances for reactor design problems for ideal chemical reactors. | 6/18/2013 | Free | View In iTunes |

7 | VideoMaterial Balances on Tank Reactors | Explains how to set up material balances for batch reactors, semi-batch reactors, and CSTRs. | 5/10/2012 | Free | View In iTunes |

8 | VideoBatch Reactor Overview | Describes why batch reactors are used, their scale up capabilities, and presents mole balances for the reactor. | 7/2/2014 | Free | View In iTunes |

9 | VideoBatch Reactor Scale-Up | Demonstrates why you cannot use geometric scale-up of a batch reactor with heat transfer. | 6/29/2012 | Free | View In iTunes |

10 | VideoReaction Times for High Conversion | Shows that the reaction time to reach 99% conversion can be much higher than the time to reach 90% conversion in a batch reactor. | 2/8/2012 | Free | View In iTunes |

11 | VideoInert Effect on Equilibrium | Calculates the effect of an inert on the equilibrium conversion. | 6/6/2012 | Free | View In iTunes |

12 | VideoSemi-Batch Reactor Overview | Overview of situations where the semi-batch reactor has advantages over other types of reactors. The mole balance for the reactor is briefly presented. | 11/23/2011 | Free | View In iTunes |

13 | VideoMole Balance on Plug Flow Reactor | Derives the mole balance for a plug flow reactor (PFR) and describes how to account for changes in volumetric flow rates with distance down the PFR. | 6/18/2013 | Free | View In iTunes |

14 | VideoComparing CSTR and PFR Balances | Comparison of the material balances for both a continuous stirred tank reactor (CSTR) and a plug flow reactor (PFR). | 2/12/2013 | Free | View In iTunes |

15 | VideoPlug Flow Reactor Overview | A brief overview of plug flow reactors, their properties, equations, and uses. | 6/19/2013 | Free | View In iTunes |

16 | VideoEquivalence between a PFR and CSTR | Explanation of why a PFR behaves as a large number of CSTRs in series, or as a system of small batch reactors moving down a tube. | 7/13/2012 | Free | View In iTunes |

17 | VideoReaction Rate in an Isothermal PFR | Determine the reaction rate in an isothermal PFR given information about the incoming feed stream. | 2/24/2011 | Free | View In iTunes |

18 | VideoHalf-Life for First Order Reaction | Description of half-life and how it applies to a first order reaction. | 2/24/2011 | Free | View In iTunes |

19 | VideoCSTR Design Example (Using Damkohler Number) | Example of how to use the Damkohler number (a dimensionless unit) to examine how changing a single variable can affect overall reactor conditions in a CSTR. | 10/3/2011 | Free | View In iTunes |

20 | VideoPFR Design Example (Using Damkohler Number) | Example of how to use the Damkohler number (a dimensionless unit) to examine how changing a single variable can affect overall reactor conditions in a PFR. | 10/3/2011 | Free | View In iTunes |

21 | VideoVariable Density Reaction in a PFR | Looks at the effects of a mole change in a gas phase reaction (i.e. A -> 3B) on reaction kinetics in a plug flow reactor. | 11/12/2012 | Free | View In iTunes |

22 | VideoDetermining Rate Constant in PBR | An example of gas phase reaction in a packed bed reactor where the rate constant of the reaction is unknown. POLYMATH is used to solve the system of differential equations setup from the problem. | 2/22/2011 | Free | View In iTunes |

23 | VideoEffect of Stoichiometry in Gas Phase Reaction | Example that describes how to account for volume changes in a gas phase reaction. | 2/24/2011 | Free | View In iTunes |

24 | VideoEffect of Ignoring Density Change in a PFR | Compare the volume of a plug flow reactor calculated by taking into account or ignoring the density change. A second-order, gas-phase reaction with a mole increase is used. | 2/18/2012 | Free | View In iTunes |

25 | VideoGas Reacts to Form Solid Product in PFR | A gas reacts in a plug flow reactor (PFR) to form a solid product. This is a simplified model of a polymerization reaction. The conversion is calculated taking into account the large difference in density between the gas and the solid. | 6/18/2013 | Free | View In iTunes |

26 | VideoExplanation of the Ergun Equation | Describes how to use the Ergun equation to calculate the pressure drop in a packed bed. | 11/13/2012 | Free | View In iTunes |

27 | VideoPressure Drop in a Packed Bed Reactor | Calculates the exit pressure from a packed bed using the Ergun equation. | 8/28/2013 | Free | View In iTunes |

28 | VideoPressure Drop in a Packed Bed Reactor (POLYMATH) | Calculates the change in conversion in a packed bed catalytic reactor when the reactor length increases 50%. Uses POLYMATH to solve mass balances and the Ergun equation simultaneously. | 12/5/2012 | Free | View In iTunes |

29 | VideoLevenspiel Plots | Explains Levenspiel plots for CSTRs, PFRs, and batch reactors. | 6/4/2012 | Free | View In iTunes |

30 | VideoSemi-Batch Hydrogenation Example | An example of a catalyst driven hydrogenation (gas phase) reaction in a semi-batch reactor. Determine the time for a specific reaction conversion and flow of reactant as a function of time given certain operating conditions. | 2/22/2011 | Free | View In iTunes |

31 | VideoCatalyst Amount in a PBR | An example problem on calculating the amount of catalyst needed in a packed bed reactor. Also a conceptual part examining the effects of a pressure drop through the reactor. | 2/24/2011 | Free | View In iTunes |

32 | VideoCatalytic Packed Bed Reactor | An example using a packed bed reactor where the flow rates of reactants and products are determined as a function of catalyst weight. | 6/18/2013 | Free | View In iTunes |

33 | VideoCatalytic Packed Bed Reactor (POLYMATH) | A continuation of the Catalytic Packed Bed Reactor screencast. The equations are setup in POLYMATH and solved as tabular and graphical reports. | 2/8/2012 | Free | View In iTunes |

34 | VideoReactors in Series: First-Order Reaction | Explains why the order of isothermal reactors in series (PFR and CSTR or two CSTRs) does not matter for a first-order reaction or for a zero-order reaction. | 3/13/2013 | Free | View In iTunes |

35 | VideoComparing Reactors in Series | Uses graphical approach to compare volumes of 2 CSTR in series and 2 plug flow reactors in series. | 2/23/2011 | Free | View In iTunes |

36 | VideoCSTRs in Series | Analyze the reaction system in which two CSTRs are in series. Calculate volume for isothermal reaction. | 2/23/2011 | Free | View In iTunes |

37 | VideoReplacing a CSTR with Two CSTRs in Series | Determine the change in reaction conversion when using two CSTRs having a total volume equivalent to one CSTR. | 2/23/2011 | Free | View In iTunes |

38 | VideoTwo CSTRs in Series | Determine the relative volume of one CSTR to another one in series given the conversion of the overall reaction and the first reactor conversion. | 2/23/2011 | Free | View In iTunes |

39 | VideoPFR and CSTR in Series A | Find the outlet product concentration leaving a CSTR and PFR in series when the reaction order and inlet concentrations are known. | 2/12/2013 | Free | View In iTunes |

40 | VideoSizing CSTRs on Reciprocal Rate Data | An example problem comparing an individual CSTR to series CSTRs to parallel CSTRs given specific conversion needs and reciprocal rate data for the reaction. | 2/23/2011 | Free | View In iTunes |

41 | VideoPFR and CSTR in Series B | Shows that the conversion is the same for a first-order reaction in a PFR and CSTR in series (isothermal) independent of the order of the reactors. | 3/6/2013 | Free | View In iTunes |

42 | VideoRecycle Reactor Example | Given a conversion in a recycle PFR reactor, determine what would happen if the recycle stream were cutoff. | 10/3/2011 | Free | View In iTunes |

43 | VideoMembrane Reactor | An example of a membrane reactor that is aimed at improving conversion by removing a specific product from the reactor. All equations are worked out and plugged into a differential equation solver (POLYMATH) to show graphical solutions. | 2/8/2012 | Free | View In iTunes |

44 | VideoLength of a Porous Wall Tubular Reactor | Calculates the length of a porous wall reactor in which an inert flows through the reactor wall. | 2/8/2012 | Free | View In iTunes |

45 | VideoKinetics and Thermodynamics | Discuss the differences between reaction kinetics and thermodynamics and describes how thermodynamics is important in kinetics and reactor design. | 11/23/2011 | Free | View In iTunes |

46 | VideoActivation Energy & Arrhenius Relationship | Example looking at how the rate constant changes with temperature using Arrhenius relationship. | 2/24/2011 | Free | View In iTunes |

47 | VideoDescription of the Reaction Coordinate | Explains the energy versus reaction coordinate diagram. Relates the activation energies for the forward and reverse reactions of an exothermic reaction to the equilibrium constant dependence on temperature. | 2/8/2012 | Free | View In iTunes |

48 | VideoHeat of Reaction (from Heat of Formation) | Determine the heat of reaction at a higher temperature from the heat of reaction at 25C. | 8/28/2013 | Free | View In iTunes |

49 | VideoApparent Activation Energy | Explains how the apparent activation energy for a catalytic reaction depends on the surface reaction activation energy and the heats of adsorption of reactants. | 2/13/2013 | Free | View In iTunes |

50 | VideoAdiabatic Temperature | Calculate the adiabatic temperature for a reactor with 30% conversion. | 7/10/2012 | Free | View In iTunes |

51 | VideoAdiabatic Batch Reactor | Determine temperature change and time to reach specific reaction conversion for an adiabatic batch reactor. | 11/5/2012 | Free | View In iTunes |

52 | VideoEnergy Balance on a Semi-Batch Reactor | Apply the 1st law to a semi-batch reactor for a fast reaction, so the conversion is limited by thermodynamics. Demonstrates how the heat of reaction appears from an energy balance. | 7/10/2012 | Free | View In iTunes |

53 | VideoAdiabatic CSTR Example | An adiabatic CSTR example where outlet conditions are calculated based on reaction information and inlet conditions. | 3/7/2011 | Free | View In iTunes |

54 | VideoAdiabatic PFR | Solves the mass and energy balances for an adiabatic plug flow reactor. The reaction is exothermic. The differential equations are solved with POLYMATH. | 6/18/2012 | Free | View In iTunes |

55 | VideoEnergy Balance in Adiabatic PBR | Given a reaction and information on inlet and outlet conditions, determine whether it is exothermic or endothermic and how conversion changes if outlet temperature changes. | 2/23/2011 | Free | View In iTunes |

56 | VideoChemical Equilibrium: Effect of an Inert | Examines how adding an inert changes the equilibrium conversion of a gas-phase reaction for both isothermal and adiabatic cases. | 6/6/2012 | Free | View In iTunes |

57 | VideoDiluent Effect on Equilibrium Conversion | The influence of a diluent on equilibrium conversion for an exothermic reaction in an adiabatic reactor. | 2/23/2011 | Free | View In iTunes |

58 | VideoEndothermic Reaction in Plug Flow Reactor | A second-order, endothermic reaction takes place in a jacketed plug flow reactor (PFR). Applies the energy balance to determine if the temperature increases or decreases at the beginning of the reactor. | 8/28/2013 | Free | View In iTunes |

59 | VideoChemical Reactor Design: Choosing a Temperature | Describes the various parameters of chemical reactors that are affected by temperature (rate, equilibrium, selectivity, heat transfer, stability, etc.). | 2/18/2012 | Free | View In iTunes |

60 | VideoHeat Removal from a Chemical Reactor | Determines the heat removal so that a chemical reactor is isothermal. | 7/2/2014 | Free | View In iTunes |

61 | VideoStirred Tank Energy Balances | An overview of how to set up an energy balance for stirred tank reactors and how the end product changes depending on the reactor type and conditions. | 2/8/2012 | Free | View In iTunes |

62 | VideoNon-Isothermal CSTR Balance | Determine the volume of a reactor given information on the reaction and specific flow requirements. Also asked to determine energy requirements based on heat capacities and heats of reaction. | 2/24/2011 | Free | View In iTunes |

63 | VideoCSTR Sizing for Equilibrium Reaction | Given an equilibrium reaction, feed rates, and other information about the components, determine the volume of a CSTR reactor. Both material and energy balances are necessary. | 2/8/2012 | Free | View In iTunes |

64 | VideoCoolant Required for CSTR | Determine coolant necessary for a non-isothermal CSTR containing an exothermic reaction. Information on the reaction is provided. Material and Energy balances are necessary to solve. | 2/24/2011 | Free | View In iTunes |

65 | VideoCSTR with Heat Exchanger | Determines the reactor volume and the heat transfer coefficient needed to maintain a CSTR under isothermal conditions. | 6/14/2012 | Free | View In iTunes |

66 | VideoPFR Energy Balances | Introduction to setting up the general energy balance for a plug flow reactor (PFR). | 2/8/2012 | Free | View In iTunes |

67 | VideoAutothermal Reactor | Describes the operation and the equations used to model an autothermal reactor. A POLYMATH solution is presented. | 3/6/2013 | Free | View In iTunes |

68 | VideoTubular Reactor Balances Part 1 | Part 1: Setup of energy balances for tubular plug flow reactors. Comparisons are made with other reactors. | 2/8/2012 | Free | View In iTunes |

69 | VideoTubular Reactor Balances Part 2 | Part 2: Solve energy balances for tubular plug flow reactors. | 2/8/2012 | Free | View In iTunes |

70 | VideoMultiple Steady-States in a CSTR | A look at how multiple steady states can occur in a CSTR when both the material and energy balances are performed together. | 2/24/2011 | Free | View In iTunes |

71 | VideoMultiple Steady-States Part 1 | Explain multiple steady-states and how they arise for a CSTR operating at steady state. | 11/23/2011 | Free | View In iTunes |

72 | VideoMultiple Steady-States Part 2 | Explain multiple steady-states and how they arise for a CSTR operating at steady state, part 2. | 11/23/2011 | Free | View In iTunes |

73 | VideoMultiple States in a CSTR - Heat Generation | Analyzes a continuous stirred tank reactor in terms of heat generated and heat removed to predict which solutions to the mass and energy balances are stable. | 6/29/2012 | Free | View In iTunes |

74 | VideoReactor Runaway/Parameter Sensitivity | Demonstrates how sensitive temperature profile in a plug flow reactor with heat transfer is to the inlet temperature and activation energy used in the reactor model. A Mathematica interactive simulation is used to demonstrate the behavior. | 6/19/2013 | Free | View In iTunes |

75 | VideoDetermining Rate Order | Using a natural log-natural log plot and reaction information, determine the reaction order and rate constant associated with one of the reagents. | 2/24/2011 | Free | View In iTunes |

76 | VideoDifferential Data Analysis | Determine the rate order and rate constant from performing a differential data analysis. | 3/7/2011 | Free | View In iTunes |

77 | VideoDifferential Analysis: Determining Rate Law | Determine the rate law for a reaction occurring in a batch reactor using differential analysis. | 2/24/2011 | Free | View In iTunes |

78 | VideoLeast Squares Method | A continuation of the Differential Reactor Data in a Batch Reactor screencast but using a least square error comparison as another method to determine rate law expressions. | 2/24/2011 | Free | View In iTunes |

79 | VideoDifferential PBR Data | Using differential reactor data for a packed bed reactor, determine the rate law expression for a catalyst driven gas phase reaction. | 2/24/2011 | Free | View In iTunes |

80 | VideoDifferential Reactor Data (PBR) | Find the rate expression given differential reactor data for a gas phase reaction through a packed catalyst reactor. | 11/23/2011 | Free | View In iTunes |

81 | VideoNon-Linear Regression Introduction | Uses non-linear regression to obtain kinetic parameters from kinetic data obtained from an isothermal CSTR. POLYMATH is used to carry out the regression. | 6/26/2012 | Free | View In iTunes |

82 | VideoNon-Linear Regression/POLYMATH | Demonstrates how to use POLYMATH software to carry out non-linear regression to determine kinetic parameters from tabulated data. Uses the same data presented in the screencast titled Non-Linear Regression Introduction. | 1/24/2013 | Free | View In iTunes |

83 | VideoPharmacokinetics - Analyzing Concentration Data (BIO) | Given drug concentrations in a patient's blood measured over a 12 hour period determine the drug decay rate constant, initial concentration of the drug, and volume of the patient's blood using the integral method to analyze the kinetic data. | 11/23/2011 | Free | View In iTunes |

84 | VideoUsing Data to Size PBR (Part 1) | A packed bed reactor problem involving the determination of the rate constant for a gas phase reaction using experimental data. This information is used to calculate the necessary catalyst weight for the PBR. | 2/24/2011 | Free | View In iTunes |

85 | VideoUsing Data to Size PBR (Part 2) | A continuation of part 1, this screencast examines the mechanisms of reaction with the catalyst using Langmuir-Hinshelwood kinetics. The determined expressions are compared with the data. | 2/24/2011 | Free | View In iTunes |

86 | VideoSteady-State Approximation | Using rate constant information for a two step reaction, use steady-state approximations to determine an overall rate expression for the product formation. | 3/7/2011 | Free | View In iTunes |

87 | VideoSteady-State Approximation vs. Rate Determining Step | Compare steady-state approximation method to rate determining step methods for an equilibrium reaction. | 2/24/2011 | Free | View In iTunes |

88 | VideoChain Reaction Mechanism | Apply the steady-state approximation to a reaction sequence that proceeds by a chain mechanism. | 10/10/2011 | Free | View In iTunes |

89 | VideoChain Growth Polymerization | Applies the steady-state approximation to a chain growth polymerization to determine how the rate of reaction depends on initiator and monomer concentrations. | 3/13/2013 | Free | View In iTunes |

90 | VideoIntroduction to Catalysis | Introduces the important aspects of catalytic reactions. | 8/13/2012 | Free | View In iTunes |

91 | VideoEley-Rideal Surface Reaction | Demonstrates how to derive a rate expression for an Eley-Rideal surface reaction. | 10/10/2011 | Free | View In iTunes |

92 | VideoLangmuir-Hinshelwood Kinetics | For a surface reaction, use proposed mechanisms to verify the model as Langmuir-Hinshelwood kinetics. | 2/24/2011 | Free | View In iTunes |

93 | VideoAdsorption Introduction | Explains the concept of adsorption and derives the Langmuir isotherm. | 4/10/2013 | Free | View In iTunes |

94 | VideoLangmuir Isotherm: Dissociative Adsorption | Derives the Langmuir isotherm for dissociative adsorption of hydrogen on a Pt catalyst. | 8/13/2012 | Free | View In iTunes |

95 | VideoDiffusion and Bulk Flow for Catalytic Reaction | Calculates the concentration profile and the flux to a catalyst surface that is covered by a porous layer. Because the reaction has a mole change, bulk flow is taken into account. | 1/10/2013 | Free | View In iTunes |

96 | VideoMass Transfer in a Catalyst Sphere | Uses a shell balance to determine the rate of product formed with respect to time for a spherical catalyst. | 8/24/2012 | Free | View In iTunes |

97 | VideoDiffusion and Reaction in a Cylindrical Porous Catalyst | Given a concentration gradient in a porous cylindrical catalyst pellet, determine the amount reacting within the cylinder. | 2/18/2012 | Free | View In iTunes |

98 | VideoEffectiveness Factor for a Spherical Catalyst | Calculate how the total rate of reaction increases in a porous catalyst sphere (whose effectiveness factor is less than one) when the diameter increases. | 11/12/2012 | Free | View In iTunes |

99 | VideoEffectiveness Factor for Single Catalyst Pore | Calculates the concentration gradient and the effectiveness factor for a catalyst pore with catalyst on the walls by carrying out a differential material balance. | 4/10/2013 | Free | View In iTunes |

100 | VideoEnzyme Reactions in a CSTR (Bio) | Example using enzyme-substrate kinetics modeled by Michaelis-Menten kinetics in a CSTR. Also examines role of inhibitor in non-competitive inhibition. | 2/24/2011 | Free | View In iTunes |

101 | VideoMichaelis-Menten Kinetics in a CSTR | Example problem: CSTR involving enzymatic reactions following Michaelis-Menten kinetics. | 2/24/2011 | Free | View In iTunes |

102 | VideoMichaelis-Menten Introduction | Introduction to Michaelis-Menten kinetics for enzymatic reactions. | 4/30/2012 | Free | View In iTunes |

103 | VideoEnzyme Mechanism: Rate Derivation | Derives the reaction rate expression for product formation using Michaelis-Menten kinetics. | 4/30/2012 | Free | View In iTunes |

104 | VideoMichaelis-Menten: Competitive Inhibition | Using Michaelis-Menten kinetics, describes the rate of reaction when competitive inhibition is present. | 4/30/2012 | Free | View In iTunes |

105 | VideoPolymerization in a CSTR: Part 1 | Part 1 of the solution for a polymerization carried out in a CSTR. Find the molecular weight distribution, degree of polymerization, average molecular weights and polydispersity. | 10/6/2011 | Free | View In iTunes |

106 | VideoPolymerization in a CSTR: Part 2 | This is a continuation of the screencast "Polymerization in a CSTR - Part 1." | 10/6/2011 | Free | View In iTunes |

107 | VideoPolymerization in a CSTR: Part 3 | This is a continuation of the screencasts "Polymerization in a CSTR - Part 1" and "-Part 2." | 10/11/2011 | Free | View In iTunes |

108 | VideoPolymerization Reactor: Molecular Weight Distribution | Discusses how molecular weight distribution (MWD) in a polymerization reactor depends on the type of reactor used because the MWD depends on the residence time distribution, the concentration at which reaction takes place, and the chain growth rate. | 4/29/2015 | Free | View In iTunes |

109 | VideoIntroduction to Multiple Reactions and Selectivity | Explains selectivity in chemical reactors and the factors that affect selectivity. | 2/18/2012 | Free | View In iTunes |

110 | VideoPredator-Prey Model | A simple model of the interaction between predator and prey that is set up very similarly to a kinetics model of a system with multiple reactions. | 4/23/2015 | Free | View In iTunes |

111 | VideoDetermining Rate Constants from Selectivity | Given information about two reactions in a CSTR, one producing a desired product and another an undesired product, determine rate constants and instantaneous selectivity. | 8/28/2013 | Free | View In iTunes |

112 | VideoElementary Reactions | Determines the rate law in terms of the forward rate constant and equilibrium constant for a reaction that is elementary as written. | 6/4/2012 | Free | View In iTunes |

113 | VideoGas Phase Chemical Equilibrium | Determine the equilibrium conversion of a gas phase reaction with and without the presence of an inert. | 7/10/2012 | Free | View In iTunes |

114 | VideoReversible Non-Elementary Reaction | Determines the overall rate expression for a non-elementary, reversible, gas-phase reaction given the forward rate expression. | 3/13/2013 | Free | View In iTunes |

115 | VideoMass Balance for Reversible Reactions in a Batch Reactor | Presents the mass balances for an isothermal batch reactor in which two reversible reactions take place. | 2/8/2012 | Free | View In iTunes |

116 | VideoBatch Reactor with Reversible Reaction | Overview of a reversible reaction. Discusses equilibrium constants and rate equations in a batch reactor setup. | 2/23/2011 | Free | View In iTunes |

117 | VideoBatch Reactor with Multiple Reactions | Setup for a multiple reaction process in an isothermal batch reactor. | 2/8/2012 | Free | View In iTunes |

118 | VideoIsothermal Semibatch Reactor with Multiple Reactions | An example involving a semibatch reactor having two simultaneous reactions. Based on particular operating conditions, determine steady-state results. | 4/23/2015 | Free | View In iTunes |

119 | VideoSelectivity in a Semi-Batch Reactor | Discusses which mode of operation of a semi-batch reactor yields higher selectivity for two parallel reactions (A + B -> products) that have different reaction orders. One mode of operation starts with A in the reactor and adds B, and the other starts with B in the reactor and adds A. | 10/25/2012 | Free | View In iTunes |

120 | VideoSemibatch Reactor with Heat Exchange | Solves the mass and energy balances for a semibatch reactor in which two reactions in series take place. The differential equations are solved with POLYMATH. | 4/23/2015 | Free | View In iTunes |

121 | VideoMultiple Reactions in a CSTR | Solve mass balance for two reactions (series/parallel) in an isothermal CSTR. The non-linear algebraic equations are solved with POLYMATH. | 6/18/2012 | Free | View In iTunes |

122 | VideoMultiple Reactions in PBR Part 1 | Examine a three reaction system in a packed bed reactor and determine relationships between operating conditions, size and reaction conversion and selectivity. Part 1 focuses on setting up the material balances and equations necessary to solve. | 2/8/2012 | Free | View In iTunes |

123 | VideoMultiple Reactions in PBR Part 2 | A continuation of part 1, this screencast focuses on using Polymath to solve the differential equations set up in part 1 and inspect the influences of certain operating conditions on reactor performance. | 2/8/2012 | Free | View In iTunes |

124 | VideoPacked Bed Reactor Example | An example problem involving two reactions taking place in a packed bed reactor. Determine flow rates given information on kinetic rates. | 2/23/2011 | Free | View In iTunes |

125 | VideoParallel Reactions and Selectivity | Describes the effects of concentration, temperature, and reactor type on selectivity for parallel reactions. | 4/10/2012 | Free | View In iTunes |

126 | VideoSeries Reactions and Selectivity | Describes the effect of reaction time on selectivity for a series reaction. | 4/30/2012 | Free | View In iTunes |

127 | VideoParallel Reactions in a Batch Reactor | Solves mass balances for an isothermal batch reactor with three parallel reactions. The POLYMATH program is used to solve differential equations. | 6/27/2012 | Free | View In iTunes |

128 | VideoSeries Reaction in a Batch Reactor | Determine the relationships for concentration vs. time for a series reaction (A -->B --> C) in a batch reactor. | 2/23/2011 | Free | View In iTunes |

129 | VideoSeries Reaction in a Plug Flow Reactor | Analyzes how the flow rate of an intermediate product for a series reaction depends on feed conversion and rate constants. | 2/18/2012 | Free | View In iTunes |

130 | VideoPharmacokinetics - Drug Injection (BIO) | Analyzes the change in concentration of drug in body by modeling the plasma volume as a semibatch reactor. Determine time between drug injections. | 11/23/2011 | Free | View In iTunes |

131 | VideoCell vs. Bacteria Growth in a Reactor (BIO) | Example of the effects of rate constants on cell and bacteria growth and the simplified exponential relationships that govern cell growth kinetics. | 4/11/2011 | Free | View In iTunes |

132 | VideoCell Growth in a Batch Reactor (Bio) | Develop and plot cell growth kinetics in a batch reactor. | 2/8/2012 | Free | View In iTunes |

133 | VideoEthanol Pharmacokinetics (BIO) | A model of how ethanol is absorbed and broken down in the human body via first and zeroeth order reactions. | 10/6/2011 | Free | View In iTunes |

134 | VideoEthanol Pharmacokinetics (POLYMATH Solution) | A continuation of the Ethanol Pharmacokinetics screencast. The equations are set up in POLYMATH and then solved for a graphical solution. | 10/6/2011 | Free | View In iTunes |

135 | VideoMonod Cell Growth Example (BIO) | An example of Monod growth kinetics. Produce a recombinant protein in E. coli and find how long it will take to reach a specified cell density. | 11/23/2011 | Free | View In iTunes |

136 | VideoPhamacokinetics Example (Dosing a Patient) (Bio) | Example problem modeling an anesthetic delivery to a human body as either batch (bolus dose) or semi-batch (IV delivery). | 2/24/2011 | Free | View In iTunes |

137 | VideoWashout Derivation in CSTR Bioreactor (BIO) | Derivation of the washout equations for a CSTR bioreactor assuming basic Monod cell growth kinetics. Washout is when feed dilutes reactor to the point no cells are left. | 10/3/2011 | Free | View In iTunes |

138 | VideoWashout Calculation for CSTR Bioreactor (BIO) | Using derived equations for washout in a CSTR, determine the dilution rate for cell washout to occur in a bioreactor. | 10/3/2011 | Free | View In iTunes |

139 | VideoMultiple Steady-States in a CSTR: Interactive Demonstration | Presents the mass and energy balances for a steady-state CSTR in which a reversible reaction takes place. The equations are plotted (product concentration versus temperature) with an interactive Mathematica demonstration and the effects of changing feed temperature, heat transfer coefficient, and reverse rate constant are presented. | 6/18/2013 | Free | View In iTunes |

140 | VideoReaction Rates and Production Rates: Part 1 | Demonstrates how to use a stoichiometry matrix to relate reaction rates of individual reactions to production rates of individual species. Part 1 of 2. | 7/6/2012 | Free | View In iTunes |

141 | VideoReaction Rates and Production Rates: Part 2 | Demonstrates, using matric calculations, how to calculate reaction rates from measurements of production rates using least squares approach to account for measurement errors. Part 2 of 2. | 7/6/2012 | Free | View In iTunes |

142 | VideoReaction Rates from Production Rates: Matlab rates | Uses Matlab for matrix calculations to determine the rates of three reactions, when have measurements for the rates of production of the five species involved in the reactions. | 8/24/2012 | Free | View In iTunes |

143 | VideoTransient PFR Part 1 | Part 1: General approach to solving transient PFR reactors. Material balances are determined and setup for further numerical analysis. | 2/23/2011 | Free | View In iTunes |

144 | VideoTransient PFR Part 2 | Part 2: Tutorial on using Athena Software to solve multiple differentials simultaneously, such as those setup in a transient tubular reactor. | 2/23/2011 | Free | View In iTunes |

145 | VideoKinetics that Demonstrate Chaotic Behavior | Presents a hypothetical model that demonstrates chaotic behavior for an insect population changing with time. | 10/6/2011 | Free | View In iTunes |

146 | VideoAthena Tutorial: Batch Reactor | Isothermal Batch Reactor: Using setup from part 1, this video complements the numerical solutions in Part 2, through providing a tutorial on the use of Athena Studio for numerical solutions. | 2/24/2011 | Free | View In iTunes |

147 | VideoAthena Tutorial: PFR | Part 2: Tutorial on using Athena Software to solve multiple differentials simultaneously, such as those setup in a transient tubular reactor. | 2/24/2011 | Free | View In iTunes |

148 | VideoCSTR with Heat Transfer | Demonstrates the behavior of a CSTR with heat transfer through solution in Athena software. Conditions are controlled and plotted with a discussion of its effects on concentration and temperature vs. time. | 2/24/2011 | Free | View In iTunes |

149 | VideoUsing Excel Solver | An example on how to use Excel solver to determine the solution to two non-linear algebraic equations (material and energy balance). | 3/7/2011 | Free | View In iTunes |

150 | VideoUsing POLYMATH in Excel to Solve ODEs | Demonstrates how to use POLYMATH to solve ordinary differential equations (ODEs) by transferring the POLYMATH program into Excel 2010 in order to take advantage of Excel's capabilities. | 5/24/2012 | Free | View In iTunes |

151 | VideoSolving ODEs with POLYMATH | Describes how to use a software package, POLYMATH, they solves systems of ordinary differential equations. | 11/23/2011 | Free | View In iTunes |

152 | VideoMultiple Reactions in a Membrane Reactor (Polymath) | An example of a membrane reactor that improves selectivity of the desired reaction. | 11/23/2011 | Free | View In iTunes |

153 | VideoMicroreactor Example with POLYMATH | Find the conversion for an elementary gas phase reaction through micro-reactors using POLYMATH to solve. | 11/23/2011 | Free | View In iTunes |

154 | VideoMultiple Regression in Excel | Explains how to use multiple regression in Excel 2010. | 1/24/2013 | Free | View In iTunes |

155 | VideoSimpson's Rule Example | Use Simpson's Rule on a spreadsheet to calculate the integral for a set of data. | 10/11/2011 | Free | View In iTunes |

156 | VideoNumerically Solve ODEs with Mathematica 1 | Demonstrates how to use the Mathematica function NDSolve to solve two ordinary differential equations numerically. This is an initial value problem for a batch reactor with a single reaction. Part 1 of 2. | 4/10/2013 | Free | View In iTunes |

157 | VideoNumerically Solve ODEs with Mathematica 2 | Uses the solution from the Mathematic 1 screencast to show how to format a plot. Part 2 of 2. | 4/10/2013 | Free | View In iTunes |

158 | VideoCreating Interactive Simulations in Mathematica | Demonstrates how to use the Manipulate command in Mathematica to create interactive graphical output from the solution of two ordinary differential equations. The equations used are for two reactions in a batch reactor. | 6/19/2013 | Free | View In iTunes |

159 | VideoPlot Equations with Mathematica | Shows how to plot two equations in Mathematica and how to make multiple plots for different values of one parameter in one equation. The equations used are the mass and energy balances for an adiabatic CSTR. | 5/23/2013 | Free | View In iTunes |

160 | VideoNon-Linear Regression in Mathematica | Demonstrates how to use non-linear regression in Mathematica to determine kinetic parameters. Uses the NonlinearModelFit function in Mathematica. | 8/28/2013 | Free | View In iTunes |

161 | VideoAverage Residence Time | Calculate the average residence time using tracer measurement data for a reactor. | 11/28/2012 | Free | View In iTunes |

162 | VideoAnalyzing Tracer Data for a Tank | Given tracer data for a stirred tank, determine the average residence time and the standard deviation of the distribution. Use Simpon's Rule for integration. | 10/10/2011 | Free | View In iTunes |

163 | VideoModel Non-Ideal CSTR | Given a tracer response plot, model a non-ideal CSTR with a combination of ideal reactors, recycle, bypass, and hold-up. | 5/23/2013 | Free | View In iTunes |

164 | VideoModeling Non-Ideal Reactors with CSTRS in Series | Solves mass balances for first-order reaction in a series of CSTRs, where n CSTRs in series are used to model a non-ideal reactor. | 8/13/2012 | Free | View In iTunes |

165 | VideoResidence Time Distribution Introduction | Introduces the idea that not all molecules spend the same time in a chemical reactor and explains how the residence time distribution can be measured with a tracer. | 6/29/2012 | Free | View In iTunes |

166 | VideoPFR Residence Time | Calculates the residence time in a plug flow reactor for a gas-phase reaction with mole change. | 2/13/2013 | Free | View In iTunes |

167 | VideoSegregated Flow and Residence Time Distribution | A reactor having segregated flow is modeled using a tracer curve and residence time distribution analysis. | 3/28/2011 | Free | View In iTunes |

168 | VideoActivation Energy and Rate Constant for a Reversible Reaction (Review) | Calculates the activation energy and rate constant for an elementary, reversible and exothermic reaction. | 5/23/2013 | Free | View In iTunes |

169 | VideoChanging Parameters in a CSTR (Review) | Shows how changing temperature and inlet composition effects volume for a elementary, reversible reaction in an isothermal CSTR. | 6/18/2013 | Free | View In iTunes |

170 | VideoConversion Dependence on Feed Temperature (Review) | Conceptual problem that determines if a decrease in feed temperature is responsible for an increase in conversion for an irreversible, exothermic reaction in a CSTR. | 6/18/2013 | Free | View In iTunes |

171 | VideoConversion in a PFR vs. CSTR (Review) | Given three different reactors and reaction data, calculate which reactor yields the largest conversion of reactant to product. | 5/23/2013 | Free | View In iTunes |

172 | VideoConversion: PFR vs. CSTR (Review) | Conceptual problem that calculates whether the conversion in a 100 L adiabatic CSTR will be greater than, less than, or equal to the conversion in a 100 L adiabatic PFR. | 6/19/2013 | Free | View In iTunes |

173 | VideoCSTRs in Series: Selectivity (Review) | Conceptual problem that determines how selectivity changes at the outlet of a CSTR if another CSTR is added in series. | 6/18/2013 | Free | View In iTunes |

174 | VideoDetermining Reaction Rate Order for a Batch Reactor (Review) | Conceptual problem that evaluates the reaction rate order for the reaction A + 2B -> products in a batch reactor. | 6/19/2013 | Free | View In iTunes |

175 | VideoEquilibrium Constant Effect on Conversion (Review) | Review problem that calculates how the equilibrium constant for a reversible, isothermal reaction affects conversion. | 6/19/2013 | Free | View In iTunes |

176 | VideoLangmuir-Hinshelwood Mechanism (Review) | Review problem deriving the Langmuir-Hinshelwood rate expression for an irreversible, gas-phase reaction. Compares result with experimental data. | 6/18/2013 | Free | View In iTunes |

177 | VideoMembrane Reactor: Catalyst Pellet Size (Review) | Conceptual problem discussing how catalyst pellet size affects conversion in a catalytic membrane reactor. | 6/18/2013 | Free | View In iTunes |

178 | VideoMultiple Steady-States in a CSTR (Review) | Conceptual problem that investigates how conversion is affected by temperature when multiple steady-states are possible in a CSTR. | 6/19/2013 | Free | View In iTunes |

179 | VideoOutlet Concentration for a PBR (Review) | Calculates the outlet concentration of reactant in a gas-phase PBR for the hydrogenation of butadiene. | 5/23/2013 | Free | View In iTunes |

180 | VideoPressure Drop Dependence on Catalyst Particle Size (Review) | Conceptual problem that calculates how the molar flow rate of reactant in a PFR changes as the catalyst particle size changes. | 6/19/2013 | Free | View In iTunes |

181 | VideoReaction and Equilibrium Constants for a Reversible Reaction (Review) | Estimates the forward rate constant for an elementary, reversible reaction. Also calculates the equilibrium constant and the transition state Gibbs free energy. | 5/23/2013 | Free | View In iTunes |

182 | VideoReaction Mechanism Dependence on Partial Pressure (Review) | Conceptual problem that determines if a proposed mechanism following the Langmuir-Hinshelwood mechanism is consistent with the observation that the reaction is half-order in hydrogen pressure. | 6/18/2013 | Free | View In iTunes |

183 | VideoReaction Rate Dependence on Catalyst Particle Size (Review) | Conceptual problem that calculates the approximate reaction rate for a catalyst particle size given data for other particle sizes. | 6/18/2013 | Free | View In iTunes |

184 | VideoReaction Rate Dependence on Space Time (Review) | Conceptual problem that discusses how reaction rate depends on space time for a differential flow reactor with a solid catalyst. | 5/23/2013 | Free | View In iTunes |

185 | VideoReactor with Lowest Rate of Consumption (Review) | Given several different types of reactors, determines which reactor has the lowest consumption rate of reactant at the reactor outlet. | 5/23/2013 | Free | View In iTunes |

186 | VideoSelectivity: Isothermal vs. Adiabatic (Review) | Review problem that determines if it is better to run the reaction isothermally or adiabatically to achieve a high selectivity to the desired product. | 6/19/2013 | Free | View In iTunes |

187 | VideoSelectivity: PFR vs. CSTR (Review) | Conceptual problem that calculates whether the selectivity toward the desired product is higher in a PFR or CSTR. | 6/19/2013 | Free | View In iTunes |

188 | VideoSurface Reaction Dependence on Partial Pressure (Review) | Conceptual problem discussing how partial pressure of reactant affects the reaction rate for a surface catalyzed reaction. | 6/18/2013 | Free | View In iTunes |

189 | VideoUncompetitive Inhibitor Effect on Space Time (Review) | Conceptual problem that determines how the presence of an uncompetitive inhibitor affects the space time in a PFR and CSTR. | 6/19/2013 | Free | View In iTunes |

190 | VideoWhich Reaction has the Higher Activation Energy? (Review) | Conceptual problem that determines which reaction has a higher activation energy for two elementary, irreversible reactions in a batch reactor. | 5/23/2013 | Free | View In iTunes |

191 | VideoKinetics Exam Review 1A | Exam problem on diffusion and reaction in a porous catalyst sphere. | 2/13/2013 | Free | View In iTunes |

192 | VideoKinetics Exam Review 1B | Exam problems covering a PFR with mole change and tracer addition to a CSTR. | 2/13/2013 | Free | View In iTunes |

193 | VideoKinetics Exam Review 1C | Exam review problem on rate determining step. | 2/20/2013 | Free | View In iTunes |

194 | VideoKinetics Exam Review 2 | Problems covering 1) temperature in a PFR, 2) tracer experiment in a PFR for a reaction with mole change, and 3) selectivity in a porous catalyst whose rate is limited by diffusion. | 2/20/2013 | Free | View In iTunes |

195 | VideoKinetics Exam Review 3 | Problem on rate expression for a catalytic reaction on the surface with two types of sites. | 2/20/2013 | Free | View In iTunes |

196 | VideoKinetics Exam Review 4 | Problems where 1) diffusion affects a zero-order reaction and 2) volume of a catalyst for reaction is calculated. | 2/20/2013 | Free | View In iTunes |

197 | VideoKinetics Exam Review 5 | Non-isothermal CSTR problem with two reactions. Calculates the heat removal rate necessary to obtain a certain selectivity. | 2/20/2013 | Free | View In iTunes |

198 | VideoKinetics Exam Review 6 | Determine the effect of increasing the feed temperature for an adiabatic CSTR using a graphical solution. | 2/20/2013 | Free | View In iTunes |

199 | VideoKinetics Exam Review 7 | Determine which reactor has higher conversion when the two reactors have different residence time distributions. Uses segregated flow to model the reactors. | 3/13/2013 | Free | View In iTunes |

200 | VideoGraduate Reaction Engineering Exam Review A | Four short answer problems on chemical reaction engineering. | 7/6/2012 | Free | View In iTunes |

201 | VideoGraduate Reaction Engineering Exam Review B Part 1 | Problem for multiple steady-states in an isothermal CSTR. The multiple states are present because of a non-linear rate of reaction. | 7/6/2012 | Free | View In iTunes |

202 | VideoGraduate Reaction Engineering Exam Review B Part 2 | Performs mass and energy balances on an adiabatic plug flow reactor. | 7/6/2012 | Free | View In iTunes |

203 | VideoGraduate Reaction Engineering Exam Review B Part 3 | Use the steady-state approximation to determine a rate expression for decomposition of a polymer initiator. | 7/6/2012 | Free | View In iTunes |

204 | VideoGraduate Reaction Engineering Exam Review B Part 4 | Two problems for CSTRs: one on multiple steady-states and the other on writing the unsteady-state energy balance. | 7/6/2012 | Free | View In iTunes |

205 | VideoGraduate Midterm Exam Review Part 1A | Solutions to midterm of reaction engineering. | 11/5/2012 | Free | View In iTunes |

206 | VideoGraduate Midterm Exam Review Part 1B | Solutions to midterm of reaction engineering. | 11/5/2012 | Free | View In iTunes |

207 | VideoGraduate Midterm Exam Review Part 2 | Solutions to midterm of reaction engineering. | 11/5/2012 | Free | View In iTunes |

208 | VideoGraduate Midterm Exam Review Part 3 | Solutions to midterm of reaction engineering. | 11/5/2012 | Free | View In iTunes |

209 | VideoGraduate Reaction Engineering Final Exam Review A | Models a non-ideal reactor by segregated flow. | 8/23/2012 | Free | View In iTunes |

210 | VideoCSTR Energy Balance | -- | 10/9/2013 | Free | View In iTunes |

211 | VideoCSTR Energy Balance Calculation | This example does material and energy balances for a continuous stirred tank reactor with cooling to determine the volumetric flow rate for a given conversion and the coolant temperature needed to maintain the specified reactor temperature. | 10/16/2013 | Free | View In iTunes |

212 | VideoCSTR That Loses Cooling | Uses an interactive Mathematica simulation to demonstrate the behavior of a CSTR that is running at steady-state and loses cooling. The simulation is available at the Wolfram demonstration site: http://demonstrations.wolfram.com/ContinuousStirredTankReactorThatLosesCooling/ | 10/16/2013 | Free | View In iTunes |

213 | VideoWhat is Segregated Flow? | Describes segregated flow in chemical reactors, and how it affects conversion. | 10/16/2013 | Free | View In iTunes |

214 | VideoSegregated Flow Example | Shows how the residence time distribution for a reactor and the assumption of segregated flow can be used to calculate conversion in a reactor. | 10/16/2013 | Free | View In iTunes |

215 | VideoReversible Reaction in an Adiabatic CSTR (Review) | Uses material and energy balances to calculate reaction parameters for a reversible reaction taking place in an adiabatic CSTR. Made by faculty at the University of Colorado Boulder Department of Chemical & Biological Engineering. | 12/16/2013 | Free | View In iTunes |

216 | VideoPacked Bed Reactor Design | Use kinetic date from a differential rector to calculate the amount of catalyst needed to convert 70% of feed in a larger packed bed reactor. | 3/7/2014 | Free | View In iTunes |

217 | VideoReaction in a PFR with Pressure Drop | This example applies the ideal gas law to a plug flow, packed-bed reactor in which the number of moles in the reaction changes, and the pressure drops through the reactor. | 3/7/2014 | Free | View In iTunes |

218 | VideoReaction Rate Explanation | Compares the rate of reaction for 2 conditions in a plug flow reactor and explains why the rate of reaction in higher in one reactor. Also, compare the rate of reaction in 3 catalyst pellets with different concentration gradients. | 3/7/2014 | Free | View In iTunes |

219 | VideoLaminar Flow Reactor: Segregated Flow | A laminar flow reactor is modeled using the assumption of segregated flow to determine the conversion for a second-order reaction. This requires using the residence time distribution for laminar flow. | 3/7/2014 | Free | View In iTunes |

220 | VideoPharmacokinetics - Determining Dosage (Bio) | Determine initial concentrations of a drug dose administered to a patient given the reaction rate constant of drug conversion in the body. | 3/7/2014 | Free | View In iTunes |

221 | VideoReactor Sequence: CSTR and PFR | Determines which reactor sequence results in the highest conversion using a CSTR and PFR in series for a 2nd-order reaction. | 3/7/2014 | Free | View In iTunes |

222 | VideoMembrane Reactor Introduction | Explains why a membrane reactor should be used for an exothermic reaction. | 3/19/2014 | Free | View In iTunes |

223 | VideoReactor with Highest Rate of Consumption | Compares the performance of a larger CSTR with a smaller PFR. | 4/16/2014 | Free | View In iTunes |

224 | VideoReverse Reaction Rate | Given information about the forward reaction rate, use equilibrium relations to determine the reverse rate. | 4/16/2014 | Free | View In iTunes |

225 | VideoRelationship Between the Equilibrium Constants | Considers the relationship between the equilibrium constants K, Kc, and Kp that show up in reversible kinetic rate expressions. | 4/16/2014 | Free | View In iTunes |

226 | VideoCSTR Conversion Based on Batch Data | Shows how to use batch data to determine a rate constant, which is used to size a CSTR. | 4/16/2014 | Free | View In iTunes |

227 | VideoRTD for CSTRs in Series Part 1 | Solves mass balances for a tracer injected into the first CSTR in a series to determine the residence time distribution (RTD) for CSTRs in series. | 4/16/2014 | Free | View In iTunes |

228 | VideoRTD for CSTRs in Series Part 2 | Show plots of the residence time distribution for CSTRs in series. | 4/16/2014 | Free | View In iTunes |

229 | VideoBatch Reactor with Excess Reactant | Examines the time needed for a reaction in a batch reactor given that one reactant is provided in excess. Comparison of same the reaction setup in a semi-batch process is also discussed. | 4/16/2014 | Free | View In iTunes |

230 | VideoCatalyst Activity Decay in Batch Reactor | Solves the mass balance for an isothermal batch reactor in which the rate constant for a first-order reaction decreases with time (catalyst activity decays). | 4/25/2014 | Free | View In iTunes |

231 | VideoIsothermal Semibatch Catalytic Reactor | Solves mass balances for a semibatch reactor in which a catalyst is continuously fed to the reactor. Differential equations are solved with POLYMATH. | 4/25/2014 | Free | View In iTunes |

232 | VideoContinuous Stirred Tank Reactor Overview | Describes the reasons for using a CSTR, presents the mass balances and discusses the unique aspects of CSTRs. | 5/2/2014 | Free | View In iTunes |

233 | VideoLangmuir Isotherms for Binary Mixture | Demonstrates the amounts adsorbed on a surface for a binary gas mixture using an interactive Mathematica simulation. The adsorption is modeled using extended Langmuir isotherms. | 6/2/2014 | Free | View In iTunes |

234 | VideoMultiple Reactions: Energy Balances Part 1 | Solves material and energy balances for system of reactions in a CSTR. Part 1 of 2. | 7/9/2014 | Free | View In iTunes |

235 | VideoMultiple Reactions: Energy Balances Part 2 | Solves material and energy balances for system of reactions in a CSTR. Part 2 of 2. | 7/9/2014 | Free | View In iTunes |

236 | VideoMichaelis-Menten Parameters from Differential Reactor Data | Uses experimental differential reactor data to determine Michaelis-Menten parameters, and subsequently uses the rate expression to design a tubular reactor capable of quantitative conversion. | 7/9/2014 | Free | View In iTunes |

237 | VideoDifferential Reactor Analysis | Uses differential reactor data to develop a rate law for a particular reaction, and on the basis of that rate law predicts what the results of other experiments should be. | 7/9/2014 | Free | View In iTunes |

238 | VideoHeat Transfer Rate For a Semibatch Reactor | An example of a semibatch reactor that necessitates heat transfer to maintain reaction temperature. Determine the rate of heat transfer as a function of time. | 7/16/2014 | Free | View In iTunes |

239 | VideoIsothermal PFR - Part 1 | Material balances (differential equations) and the other equations needed to obtain the volume of an isothermal plug flow reactor (PFR) are presented. In Part 2, the numerical solution to the equations is presented. | 8/6/2014 | Free | View In iTunes |

240 | VideoIsothermal PFR - Part 2 | Demonstrates how to use POLYMATH software to solve the ordinary differential equations that are mass balances for an isothermal plug flow reactor. The equations are developed in the screencast titled "Isothermal PFR - Part 1." | 8/6/2014 | Free | View In iTunes |

241 | VideoUnsteady-State Adiabatic CSTR | Using information about an adiabatic CSTR, determine whether the reactant concentration is increasing or decreasing at short times. | 8/6/2014 | Free | View In iTunes |

242 | VideoAdiabatic Semibatch Reactor Part 1 | Demonstrates how to set up the material balances for an adiabatic semi-batch reactor. The equations would then be solved numerically. | 8/13/2014 | Free | View In iTunes |

243 | VideoAdiabatic Semibatch Reactor Part 2 | Presents the POLYMATH program that was used to solve the differential equations that were generated in the screencast "Adiabatic Semibatch Reactor Part 1." | 8/13/2014 | Free | View In iTunes |

244 | VideoBatch Reactor - Catalytic Activity Decay | Solves the mass balance for an isothermal batch reactor in which the rate constant for a first-order reaction decreases with time (catalyst activity decays). | 8/13/2014 | Free | View In iTunes |

245 | VideoTemperature-Programmed Desorption | An overview of the benefit of catalysts in both reaction selectivity and equilibrium. | 8/13/2014 | Free | View In iTunes |

246 | VideoCatalytic Selectivity and Equilibrium | Explains temperature-programmed desorption (TPD) and solves the equations for first-order desorption. | 8/13/2014 | Free | View In iTunes |

247 | VideoMultiple Steady-States in CSTR with Heat Exchange | Finds the steady-state operating conditions for a CSTR with heat exchange. | 9/3/2014 | Free | View In iTunes |

248 | VideoSteady-State Approximation 2 | Applies the steady-state approximation to a sequence of elementary steps to obtain a rate expression. | 10/2/2014 | Free | View In iTunes |

249 | VideoSteady-State Approximation vs Rate-Determining Step | Compares the rate expression obtained from the steady-state approximation (part 1) to the expression from the rate-determining step assumption. | 10/2/2014 | Free | View In iTunes |

250 | VideoMultiple Reactions in an Isothermal CSTR | Determine outlet concentrations given reaction kinetics and entering conditions to an isothermal CSTR. Multiple reactions take place in the CSTR. | 10/22/2014 | Free | View In iTunes |

251 | VideoIsothermal Batch Reactor Part 2 (POLYMATH Solution) | Part 2: An overview of how to perform the numerical solution using POLYMATH software with the equations generated from part 1. | 2/11/2015 | Free | View In iTunes |

252 | VideoBatch Reactor with Reversible Reaction | Develops the mass balance for an isothermal batch reactor with a reversible reaction. | 2/11/2015 | Free | View In iTunes |

253 | VideoAdiabatic Reactor Temperature | Calculates the adiabatic reactor temperature for a reversible reaction. | 2/11/2015 | Free | View In iTunes |

254 | VideoAdiabatic CSTR Example | An adiabatic CSTR example where outlet conditions are calculated based on reaction information and inlet conditions. | 2/11/2015 | Free | View In iTunes |

255 | VideoHeat of Adsorption Calculation | Calculates the heat of adsorption from adsorption measurements at low coverages. | 2/18/2015 | Free | View In iTunes |

256 | VideoIsothermal Reactors in Series (Interactive Simulation) | Describes how to use an interactive simulation that presents a graphical representation of reactor volumes for two isothermal reactors in series. The relative sizes of the reactors can be changed to determine how the total reactor volume changes for different types of reactors and for different reaction orders. This simulation is located at: http://demonstrations.wolfram.com/MinimizedVolumeForReactorsInSeries/ | 2/26/2015 | Free | View In iTunes |

257 | VideoBatch Reactor with Multiple Reactions (Interactive Simulation) | Describes how to use an interactive simulation that solves the differential equations for an isothermal batch reactor in which three reactions take place. This simulation is located at: http://demonstrations.wolfram.com/BatchReactorWithMultipleReactions/ | 2/26/2015 | Free | View In iTunes |

258 | VideoReversible Reaction in a Membrane Reactor (Interactive Simulation) | Describes how to use an interactive simulation that solves the differential equation for reaction in a membrane reactor. For an equilibrium-limited reaction, preferentially removing one product through a membrane can shift the reaction equilibrium to the right to make more product. This simulation is located at: http://demonstrations.wolfram.com/MembraneReactorForAnEquilibriumLimitedReaction/ | 2/26/2015 | Free | View In iTunes |

259 | VideoAutothermal Reactor (Interactive Simulation) | Describes how to use an interactive simulation that solves the differential equations for an autothermal reactor, which is a catalytic reactor in which the feed gas is preheated in an annular region before entering the catalyst bed. This simulation is located at: http://demonstrations.wolfram.com/AutothermalReactor/ | 2/26/2015 | Free | View In iTunes |

260 | VideoPFR Parametric Sensitivity (Interactive Simulation) | Describes how to use an interactive simulation that solves the differential equations for a non-isothermal plug flow reactor in which two reactions in series take place. The simulation allows kinetic parameters, heats of reaction, and other parameters to be changed to determine how sensitive the PFR behavior is to these parameters. This simulation is located at: http://demonstrations.wolfram.com/SensitivityOfAPlugFlowReactorToModelParameters/ | 2/26/2015 | Free | View In iTunes |

261 | VideoSelectivity in a Semibatch Reactor (Interactive Simulation) | Describes how to use an interactive simulation that solves the differential equations for an isothermal semibatch reactor in which two parallel reactions take place. The selectivity is calculated for two modes of operation. The simulation is located at: http://demonstrations.wolfram.com/SelectivityInASemibatchReactor/ | 2/26/2015 | Free | View In iTunes |

262 | VideoMultiple Steady-States in an Isothermal CSTR (Interactive Simulation) | Describes how to use an interactive simulation that solves the mass balance for an isothermal CSTR. Because the kinetics are non-linear kinetics, the reactor can have one or two stable steady-states. The simulation is located at: http://demonstrations.wolfram.com/MultipleStatesInAnIsothermalContinuousStirredTankReactor/ | 3/19/2015 | Free | View In iTunes |

263 | VideoDensity Change in a PFR (Interactive Simulation) | Describes how to use an interactive simulation that solves the differential equation for the mass balance for a gas-phase reaction in an isothermal plug flow reactor. The simulation compares the conversions or volume size where density change due to mole change is taken into account or ignored. The simulation is available at: http://demonstrations.wolfram.com/WhyDensityChangeCannotBeIgnoredInAPlugFlowReactorPFR/ | 3/19/2015 | Free | View In iTunes |

264 | VideoInert Effect on Chemical Equilibrium | Discusses the effect of adding an inert gas at constant temperature to a chemical reaction at equilibrium at either constant pressure or constant volume. | 3/19/2015 | Free | View In iTunes |

265 | VideoIsothermal Batch Reactor Part 1 | Part 1: Explanation on how to setup the solutions to an isothermal batch reactor given the stoichiometry and rate constant. | 3/19/2015 | Free | View In iTunes |

266 | VideoBatch Reactor Scale-Up (Interactive Simulation) | Describes how to use an interactive simulation that solves the mass and energy balances for an exothermic reaction in a batch reactor with heat transfer through the walls. This simulation demonstrates how the reactor temperature changes as the reactor size increases. The simulation is located at: http://demonstrations.wolfram.com/ScaleUpOfABatchReactor/ | 4/13/2015 | Free | View In iTunes |

267 | VideoSeries Reaction in a Batch Reactor (Interactive Simulation) | Describes how to use an interactive simulation that solves the mass and energy balances for an exothermic reaction in a batch reactor with heat transfer through the walls. This simulation demonstrates how the reactor temperature changes as the reactor size increases. The simulation is located at: http://demonstrations.wolfram.com/ScaleUpOfABatchReactor/ | 4/13/2015 | Free | View In iTunes |

268 | VideoBatch Reactor at Constant Volume or Constant Pressure (Interactive Simulation) | Describes how to use an interactive simulation that solves the mass balance for the same reaction in a constant pressure batch reactor and a constant volume batch reactor. The simulation is located at: http://demonstrations.wolfram.com/BatchReactorsAtConstantVolumeOrConstantPressure/ | 4/13/2015 | Free | View In iTunes |

269 | VideoEffect of Tube Diameter on PFR (Interactive Simulation) | Describes how to use an interactive simulation that solves the differential equations for a plug flow reactor with heat transfer and pressure drop. The simulation is located at: http://demonstrations.wolfram.com/EffectOfTubeDiameterOnPlugFlowReactor/ | 4/13/2015 | Free | View In iTunes |

270 | VideoPFR Parametric Sensitivity with Heat Exchange (Interactive Simulation) | Describes how to use an interactive simulation that solves the differential equations for a plug flow reactor with heat transfer. Parametric sensitivity is demonstrated by changing parameters and observing how temperature and molar flow rate changes. The simulation is located at: http://demonstrations.wolfram.com/ParametricSensitivityOfPlugFlowReactorWithHeatExchange/ | 4/13/2015 | Free | View In iTunes |

271 | VideoCSTR that Loses Cooling (Interactive Simulation) | Describes how to use an interactive simulation for an exothermic reaction in a CSTR with heat exchange. The simulation calculates what happens if the cooling fails and the temperature increases. This simulation is located at: http://demonstrations.wolfram.com/ContinuousStirredTankReactorThatLosesCooling/ | 4/23/2015 | Free | View In iTunes |

272 | VideoSolid-Liquid Chemical Equilibrium | An example of heterogeneous chemical equilibrium with both liquid and solid phases. Estimate the maximum temperature at which calcium (liquid) reduces thorium dioxide (solid). | 4/29/2015 | Free | View In iTunes |

273 | VideoReversible Reaction in an Adiabatic PFR (Interactive Simulation) | Describes how to use an interactive simulation in which a reversible reaction takes place in an adiabatic plug flow reactor. The equilibrium conversion is calculated for either an exothermic or endothermic reaction. The feed temperature and the amount of inert in the feed can be changed. The simulation is located at: http://demonstrations.wolfram.com/ReversibleReactionInAnAdiabaticPlugFlowReactor/ | 4/29/2015 | Free | View In iTunes |

274 | VideoMultiple States in a CSTR and Phase Planes (Interactive Simulation) | Describes how to use an interactive simulation that models the behavior of a non-isothermal continuous stirred tank reactor with heat transfer. The plane plane and the dependence of temperature and conversion on time are shown. The simulation is located at: http://demonstrations.wolfram.com/MultipleSteadyStatesInAContinuousStirredTankReactorWithHeatE/ | 4/29/2015 | Free | View In iTunes |

274 Items |

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