Continuous Nanoparticle Production Using Focused Acoustics Conference PresentationAIChE Annual MeetingNovember 12, 2015Continuous nanoparticle production using focused acoustics Many drugs currently in development are either water insoluble or lipophilic, thus...
Model Based Approach to Develop a Ring-Closure Reaction with High Product Selectivity Conference PresentationAIChE Annual MeetingNovember 12, 2015An intramolecular nucleophilic aromatic substitution reaction promoted by strong base is a commonly used reaction to form pharmaceutically-relevant...
Characterization of Lab and Plant Reactors Using Fast Competitive Reactions and a Predictive Model Conference PresentationAIChE Annual MeetingNovember 12, 2015Scale-up of reaction and crystallization conditions often involves assumptions about equivalence of mixing between lab and plant. Scale-down of...
Hydrolysis of Ddg Conference PresentationAIChE Annual MeetingNovember 11, 2015Liquid hot water (LHW) extraction was used as a pretreatment method to separate the hemicellulose fraction from dried distiller’s grain with solubles...
Hydrogen Production Using Miec Membranes for Water Thermolysis with Partial Oxidation of Methane Conference PresentationAIChE Annual MeetingNovember 11, 2015In this presentation, we will discuss hydrogen production using oxygen permeable MIEC (mixed ionic-electronic conducting) membranes for water...
Dry Reforming of Methane on Ni in a Fixed-Bed Reactor: Spatial Reactor Profiles and Detailed CFD Simulations Conference PresentationAIChE Annual MeetingNovember 11, 2015Dry Reforming of Methane on Ni in a Fixed-Bed Reactor: Spatial Reactor Profiles and Detailed CFD Simulations Gregor D. Wehinger 1 , Matthias Kraume 1...
Hydrolysis Kinetics of Woody Biomass: Surface Renewal Conference PresentationAIChE Annual MeetingNovember 11, 2015Woody biomass is known to be composed of three major components: cellulose, lignin and hemicellulose. Cellulose is the most stable natural polymer in...
Chemical Looping Gasification and Hydrogen (CLGH) Process from Solid Biomass in a Dual Fluidized-Bed System Conference PresentationAIChE Annual MeetingNovember 11, 2015Chemical looping gasification and hydrogen (CLGH) process from solid biomass in a dual fluidized-bed system Jimin Zeng, Rui Xiao * , Yihong Wang,...
The Travelling Fluidized Bed Project: Working Together Conference PresentationAIChE Annual MeetingNovember 10, 2015John Chen had a strong attachment to “challenge problems” to evaluate the ability of models and CFD codes to accurately predict complex fluidization...
Investigation of Nanostructural Characteristics of Lignin-ABA Block Copolymer Aggregates Leading to Use of Micelles As Nanoreactors for Lignin Conversion Conference PresentationAIChE Annual MeetingNovember 9, 2015Nanostructural self-assembly of lignin derivatives incorporated in polyethylene oxide-block-polypropylene oxide-block-polyethylene oxide (PEO-b-PPO-b...
Insights into the Hydrothermal Stability of ZSM-5 Under Relevant Biomass Conversion Reaction Conditions Conference PresentationAIChE Annual MeetingNovember 9, 2015Zeolite catalysts used for the conversion of carbohydrates to renewable platform chemicals (e.g., glucose to HMF) in the condensed phase are shown to...
Optimizing Simulation of Refinery and Petrochemical Reactors with Molecular Structure Fluid Lumping and Object Oriented Unit Design Conference PresentationSouthwest Process Technology ConferenceOctober 2, 2015The modeling of reactors is the most challenging and least supported aspect of process simulation. In many cases, the reactor is the heart of the...
Emergency Relief System Design for Reactive System Using Direct Scale-up Method Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyApril 29, 2015Emergency relief system design for reactive system using direct scale-up method Surendra K. Singh, Michelle R. Murphy and Joshua Gordon ioKinetic,...
Szorb Sulfur Removal Technology - a Solution of Tier 3 Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyApril 28, 2015S Zorb(TM) Sulfur Removal Technology is very different from what is commonly known as the Hydrodesulfurization (HDS) Technologies. What distinguishes...
Porosity and Mineralogical Changes in Iron-Bearing Sandstone with CO2 Injection Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyApril 28, 2015One of the four trapping mechanisms for long term CO 2 geological storage is mineral trapping. Increased acidity from CO 2 solubility in brine...
Fischer-Tropsch Synthesis: Where We Are and Where We May GO Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyApril 27, 2015The Germans followed a simple plan when they scaled up the Fischer-Tropsch (FT) synthesis to the commercial level. For the reactor, they set a simple...
Direct Conversion of Mixed Oxygenates to Isobutene over ZnxZryOz Mixed Oxides Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyApril 27, 2015Direct conversion of ethanol to isobutene has recently been reported over ZnxZryOz mixed oxide catalysts with balanced acid-base sites [1]. A complex...
Hydrogen Membrane Technology for Ethylene Production Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyApril 3, 2012HYDROGEN TRANSPORT MEMBRANE TECHNOLOGY FOR ETHYLENE PRODUCTION U. (Balu) Balachandran, T. H. Lee, C. Y. Park, and S. E. Dorris Energy Systems...
Carbon Capture Ready Heavy Oil Extraction and Upgrading Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyApril 3, 2012Carbon dioxide emissions from heavy oil production are typically higher than that of producing conventional crudes. Ultimately, carbon dioxide...
Amine Treating: A Technology Review and Tutorial Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyApril 3, 2012Removal of H 2 S and CO 2 from gas streams and liquid hydrocarbon streams is important in many industrial processes. Solutions of aqueous amines have...
Towards Inherently Safer Processes: Alkylation of Isobutane and n-Butene Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyApril 3, 2012The alkylation production first started in the late 1930s and early 1940s with collaborative efforts by several American companies. Currently, 13 –...
Simultaneous Biofuel and Electricity Generation Using CO2-Neutral Microbial Fuel Cell Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyApril 3, 2012Limited availability and the environmental impacts from fossil fuels require that we find alternative energy sources that are renewable and safe. The...
Root Cause Study of Debutanizer Column Operational Upsets Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyApril 3, 2012The NOVA Chemicals Debutanizer Column at the Corunna site experienced operational upsets. Gamma scans revealed that the column had flooded, and upon...
Re-Rating Ethylene Plant Equipment for Optimum Results Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyApril 2, 2012Rerating of turbomachinery equipment installed in ethylene plants is a well established method of improving plant operation, whether it is capacity...
A Mechanistic and Experimental Study of the Diethyl Ether Oxidation Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyApril 2, 2012A large number of organic compounds, such as ethers, spontaneously form unstable peroxides through a self-propagating process of autoxidation (...
Scale and Bioreactor Design Translation for Rocking Bag Bioreactors Conference PresentationAIChE Annual MeetingOctober 19, 2011Scale and Bioreactor Design Translation for Rocking Bag Bioreactors. The translations of scale and bioreactor designs for disposable rocking bag...
Effects of Ammonia Substitution On Stability Limits and Emissions of Premixed Hydrogen/Air Flames Conference PresentationAIChE Annual MeetingOctober 19, 2011The potential of partial ammonia (NH 3 ) substitution to improve the safety of hydrogen (H 2 ) use was evaluated, using premixed NH 3 /H 2 /air...
The Effects of Carbon-to-Oxygen Ratio Upon Supercritical Water Reformation for Hydrogen Production Conference PresentationAIChE Annual MeetingOctober 19, 2011The Effects of Carbon-to-Oxygen ratio upon Supercritical Water Reformation for Hydrogen Production Jared Bouquet 1 , Ryan Tschannen 2 , Aaron...
Biodiesel Production by Transesterification Using Heterogeneous Base Catalyst and Effect of Co-Solvent Conference PresentationAIChE Annual MeetingOctober 19, 2011Biodiesel production by Transestrification using heterogeneous base catalyst and effect of co-solvent Arun Kumar Gupta a , Goutam Deo b Department of...
Nanoarchitectured Ni-ZrO2 Catalysts for Hydrogen Production From Steam Reforming of Ethanol Conference PresentationAIChE Annual MeetingOctober 18, 2011Hydrogen has been considered as an important alternative energy vector and a bridge to a sustainable energy future. Production of hydrogen...
Modified Ferrites As Catalysts for High Temperature Water Gas Shift Reaction Conference PresentationAIChE Annual MeetingOctober 18, 2011In recent years, a large number of studies (feasibility, computational and real time analyses) have been performed on water gas shift (WGS) reaction...
Accelerated Thermal Decomposition of Ammonia Borane by Carbon Dioxide Conference PresentationAIChE Annual MeetingOctober 18, 2011This talk presents the enhanced dehydrogenation of ammonia borane (AB) at 85 o C under CO2, an abundant and naturally occurring material. The...
Nickel-Based Autothermal Reforming Catalysts: Effect of Particle Size On Sulfur Tolerance Conference PresentationAIChE Annual MeetingOctober 18, 2011Autothermal reforming (ATR) of liquid hydrocarbon fuels over nickel-based catalysts produces an equilibrium-limited mixture of hydrogen-rich syngas...
Thermodynamics Studies of Metal Oxides Conversion for CO2 Sequestration In Steel Industry Conference PresentationAIChE Annual MeetingOctober 18, 2011Due to the concerns of “global warming”, CO2 sequestration from steel industry are becoming more and more important for the environments FeCO3, one...
New Catalytic Technology for Converting Heavy Oils Derived From Alberta Oil Sands Into Petrochemical Feedstock Conference PresentationAIChE Annual MeetingOctober 18, 2011Oil sands operations in Alberta are poised to experience significant growth over the next number of years. Production of 1.31 million bbl/day of...
Gasification and Combustion of Biomass In Chemical Looping Combustion Over A Ni Based Oxygen Carrier Conference PresentationAIChE Annual MeetingOctober 17, 2011This study reports the development of a Ni based oxygen carrier and the investigation of an Integrated Gasification (IG) and Combustion of solid...
Chemical Looping Combustion Development and Perspectives Conference PresentationAIChE Annual MeetingOctober 17, 2011Chemical Looping Combustion is presently considered as one of the most promising CO 2 capture technology in terms of efficiency penalty and cost...
The Effect of Fly Ash From Different Coal Sources On the Reactivity of An Iron-Based Oxygen Carrier for Chemical Looping Combustion Conference PresentationAIChE Annual MeetingOctober 17, 2011The University of Kentucky, Center for Applied Energy Research is investigating oxygen carriers (OC) for chemical looping combustion (CLC) with the...
Effects of Biomass Contaminants (N and Cl species) On Fischer Tropsch Synthesis Conference PresentationAIChE Annual MeetingOctober 17, 2011Introduction The production of transportation fuels from biomass, and the use of biomass as a means of carbon dioxide capture and sequestration have...
Thermal Processing Techniques to Improve Metal Sulfide Mixed Alcohol Catalyst Performance Conference PresentationAIChE Annual MeetingOctober 17, 2011Research over several decades by several institutions has shown that alkali-promoted metal sulfide catalysts are capable of producing mixed alcohols...
Catalytic Hydrolysis of Ammonia Borane Using Co-B Nanoparticles Embedded In Mesoporous Silica Particles: a Very Efficient Catalyst for Hydrogen Production Conference PresentationAIChE Annual MeetingOctober 17, 2011Ammonia Borane (AB), with high hydrogen storage capacity (19.5 wt.%), is predicted to be possibly a future fuel for providing pure H 2 to fuel cell...
Effect of the Characteristic Dimension of Catalytic Wall Microchannels and Microslits on the Performance of Microreactors Coupling the Methane Steam Reforming and Combustion Reactions: A CFD Simulation Study Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyMarch 15, 2011Effect of the Characteristic Dimension of Catalytic Wall Microchannels and Microslits on the Performance of Microreactors Coupling the Methane Steam...
Predicting Operating Regimes In Heavy Gas Oil Hydrotreating Reactors Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyMarch 14, 2011Predicting Operating Regimes in Heavy Gas Oil Hydrotreating Reactors Jinwen Chen and Mugurel Munteanu CanmetENERGY, Natural Resources Canada One Oil...
Adsorption Separation of Reaction Product From Ionic Liquid Reaction Mixture for Conversion of Biomass Into 5-Hydroxymethylfurfural (HMF) Conference PresentationAIChE Annual MeetingNovember 8, 2010Separation of non-volatile reaction products in ionic liquid catalytic processes has been a challenging problem yet is crucial for practicality, due...
Shortcut Methodology in Pilot Plants Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyApril 29, 2009This session is devoted to short cut methods in pilot plants, including enhanced experimentation, multi-throughput methods, and use of modeling to...
Mixing and Reaction without Stirred Tanks: Part 2 Archived Webinar May 31, 2017 Are you working with mixing and reaction processes in stirred tanks? It may be time to switch to pipelines. This is the second part of a two-part webinar series. Click here to also register for Part 1. In this webinar series, you’ll examine how to achieve several mixing and reaction processes in...
European Efforts in Process Intensification Archived Webinar Aug 19, 2015 European Union (EU) efforts to develop Process Intensification (PI) for the chemical industry have been more focused and organized than US efforts. The Savannah River National Laboratory (SRNL) is currently applying Process Intensification and Smart Manufacturing (SM) to several initiatives within...
Mixing and Reaction without Stirred Tanks: Part 1 Archived Webinar Apr 26, 2017 Are you working with mixing and reaction processes in stirred tanks? It may be time to switch to pipelines. This is the first part of a two-part webinar series. Click here to register for Part 2. This two-part webinar series examines how to achieve in pipelines several mixing and reaction processes...
Impact of Light Tight Oils on Distillate Hydrotreater Operation Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyMarch 29, 2017Light Tight Oil (LTO, also known as Shale Oil) formations are providing a new crude source to North America and soon to the world, with the recent...
Inherently Safer Reactor Design: Challenges in the Changeover from Semi-Batch to Continuous Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyMarch 28, 2017Abstract for 2017 AIChE Spring Meeting and 13th Global Congress on Process Safety March 26-30, 2017 San Antonio, TX Session Selection: 19th Process...
Modeling and Optimization of a Cracked Naphtha Post-Treater Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyMarch 28, 2017FCC cracked naphtha is a valuable component of the gasoline pool that, when untreated, is characterized by high olefin and sulfur content. The...
Principles and Practices of Chemical Reactor Design and Operations Public (classroom) CourseImprove your ability to design unconventional reactor configurations – even when equations for them are not available – by adopting a new outlook and...
Sponsored Webinar: Studying Multiphase Flow and Liquid-Liquid Extraction in COMSOL Multiphysics® Archived Webinar Apr 13, 2017 Tune into this webinar to learn how to use two-phase flow models for studying liquid-liquid extraction processes and phenomena in COMSOL Multiphysics®. Liquid-liquid extraction is a separation method that is often used in the chemical, food, and cosmetics industries. The principle is to extract...
Sponsored Webinar: Chemical Reaction Engineering Modeling and Simulation in COMSOL Multiphysics® Archived Webinar Jul 7, 2016 Are you working with the modeling and simulation of re-acting systems? Explore a more cost-effective and efficient way to understand their design and operation. In this 60-minute, COMSOL-sponsored webinar, you’ll gain an overview of how COMSOL Multiphysics® is used in the modeling and simulation of...
Sponsored Webinar: Modeling of Turbulent and Laminar Reacting Flows Archived Webinar May 26, 2016 Are you involved in reaction flow modeling? Do you wonder if simulation may be helpful in your work? Get the answer here. In 60 minutes, this COMSOL-sponsored webinar delves into the simulation of reacting flows. You’ll learn how reacting flow and fluid dynamics may heavily influence the residence...
Modeling of Laminar and Turbulent Reacting Flows Archived Webinar Sep 29, 2015 This presentation focuses on the simulation of reacting flows. Reacting flow and fluid dynamics may heavily influence the residence time distribution of chemical species and the reaction distribution in a non-ideal reactor or reacting system. In this webinar, we will show how multiphysics modeling...
Sponsored Webinar: Modeling Non-Ideal Reactors and Mixers Archived Webinar May 7, 2014 This webinar discusses methods for defining and solving detailed models, calibrating simpler models to these detailed models, and simulating a process line using process flowsheet models. It also shows how COMSOL can be used for analyzing and solving such models.
Chemical Reaction Engineering Part Two: Non-Isothermal Design and Analysis Archived Webinar Jan 4, 2012 In this webinar, learn about an algorithm presented for the design of chemical reactors with heat effects.
Chemical Reactions: Control the Intended, Avoid the Unintended Archived Webinar Dec 14, 2011 This webinar is a condensed version of a course on identifying and managing chemical reactivity hazards.
Introduction to Fluidized Bed Technology Archived Webinar Apr 13, 2011 This webinar explores the fundamentals of fluidization: how materials fluidize; differences in fluidization characteristics based on size and density; minimum fluidization; bubble formation, size and coalescence; and fluid bed flow regimes.
Chemical Engineering Essentials from Academic Authors - Session Five: A Structure of Isothermal Chemical Reaction Engineering (CRE) Design Archived Webinar Mar 9, 2011 Chemical Reaction Engineering (CRE) is a subject that is readily adapted to solving problems through algorithms rather than memorization of the numerous equations for each reactor type. The algorithm for isothermal reactor design (Mole Balance, Rate Law, Stoichiometry, Combine and Evaluate) which...
A Little Knowledge is a Dangerous Thing - Unexpected Reaction Case Studies Make the Case for Technical Discipline Archived Webinar Feb 24, 2011 The old saying, “what you don’t know can’t hurt you,” implies that ignorance is bliss. “A little knowledge is a dangerous thing,” may be closer to the truth; however, it is not the little that we know that is dangerous, but the large amount that is not known. By design, the processes used in the...
Gasification: Opportunities and Challenges Archived Webinar Apr 21, 2010 This webinar gives an overview of global and domestic (U.S.) applications and current markets for gasification technologies.
Liquid Product of Liquid Phase Pyrolysis Archived Webinar Feb 10, 2010 Ligno-cellulosic feed is expected to contribute significantly to production of liquefied combustibles in the future, because of the quantity and the variety of feed material.
Microreactors: Discovery, Development and Chemical Engineering Opportunities Archived Webinar Nov 4, 2009 Dr. Jensen presents case studies drawn from multistep chemical synthesis relevant to fine chemicals and pharmaceuticals, synthesis of colloidal nanoparticles and quantum dots, and fuel conversion.
Graduate Research Spotlight: Meet Nicholas Thornburg January 16, 2017Learn about the innovative work that Nicholas is doing in the area of catalysis at Northwestern University.
AIChE Journal Highlight: Chemical Reaction Engineering Rises to the Challenge January2017Journal HighlightChemical reaction engineering (CRE) plays an essential role in addressing the challenges of meeting the world’s demands for energy, food, water, and medicine in a sustainable way while protecting the environment. This was the theme of the 24th...
CEP: News Update November2016News UpdateShapeshifting Material Unfolds with Time A new hydrogel material can change shape on its own schedule. Cobalt Gets a New Look for Fischer-Tropsch The Fischer-Tropsch (FT) process converts synthesis gas (a mixture of carbon monoxide and hydrogen)...
Video Tutorial: Reaction Rate & Conversion vs Space Velocity September 9, 2016This month, we feature a tutorial from the Learn ChemE YouTube series that deals with kinetics and reactor design. This screencast describes how to use an interactive simulation...
February 2015 CEP Preview February 18, 2015Ethics Examining Your Engineering Responsibility Engineering ethics frequently has nothing to do with technology and everything to do with communication, thought and decision-...
May 2015 CEP Preview May 11, 2015Energy The Four Pillars of Industrial Energy Efficiency Enhance your facility’s energy efficiency through operational improvements, effective maintenance, engineered improvements...
Breakthrough in Iceland Could Solve the Carbon Sequestration Problem June 21, 2016Researchers at Iceland's largest geothermal power plant may have eliminated a major obstacle thwarting the battle against global warming.
Opportunities for Young Professionals in the Catalysis and Reaction Engineering Division (CRE) August 2, 2016This month, we sat down with Linda Broadbelt, Chair of Catalysis and Reaction Engineering (CRE) Division to discuss opportunities for Young Professionals. Tell us a little about...
Unique Pre-Cleaning Passivation Challenges in Cooling Water Systems Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyApril 12, 2016Pretreatment of cooling water systems is essential to maximize the service life and reliability of heat exchange equipment. Usually, pretreatment...
The Effect of Hydrogen-Donor Agent in Catalytic Pyrolysis of Lignin to Hydrocarbons Conference PresentationAIChE Annual MeetingNovember 19, 2014The effect of hydrogen-donor agent in catalytic pyrolysis of lignin to hydrocarbons Xianglan Bai 1 , Shuai Zhou 2 , Robert C. Brown 1 1 Department of...
Production of High-Purity Hydrogen from Glycerol for Fuel Cell Applications Conference PresentationAIChE Annual MeetingNovember 19, 2014
Methane to Higher Hydrocarbons By a Non-Oxidative Catalytic Conversion Conference PresentationAIChE Annual MeetingNovember 17, 2014
Conversion of Lignin to Hydrocarbon Fuels Via Catalytic Depolymerization and Hydrogenation Conference PresentationAIChE Annual MeetingNovember 17, 2014Three different solvent systems (sodium hydroxide solution, ethanol aqueous solution and aqueous solution of phosphoric acid) were chosen to study...
An Evaluation of RANS Turbulence Models for Structured Foam Reactor Simulation Using Computational Fluid Dynamics (CFD) Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyApril 2, 2014The use of structured open-cell foams with high external surface area is gaining importance in industrial applications due to more energy efficiency...
Assessing Thermal Stability - the Challenge of Powders Conference PresentationAIChE Spring Meeting and Global Congress on Process SafetyMarch 31, 2014Assessing the thermal stability of process materials and mixtures is an essential step in understanding the process safety profile of a process. Many...