Browsing Department of Chemical Engineering Graduate Theses by Title
Now showing items 158177 of 284

Mathematical Modeling of Nonpremixed Turbulent MethaneAir Flameless Combustion in a StrongJet/WeakJet Burner
(20100923)Flameless combustion technology has been developed over the past twenty years achieving lowNOx emissions and high energy efficiency for industrial applications. In the present work, three aspects of flameless combustion ... 
Mathematical Modeling of Nylon 6/6,6 Copolymerization
This thesis develops a mathematical model for the hydrolytic copolymerization of caprolactam with hexamethylene diamine (HMD) and adipic acid (ADA) in a batch reactor to produce nylon 6/6,6 copolymer. The reaction mechanism ... 
Mathematical Modeling of PEM Fuel Cell Cathodes: Comparison of FirstOrder and HalfOrder Reaction Kinetics
(20080919)Mathematical modeling helps researchers to understand the transport and kinetic phenomena within fuel cells and their effects on fuel cell performance that may not be evident from experimental work. In this thesis, a 2D ... 
Mathematical Modelling for Carbon Dioxide Removal from Flue Gas Using Micronsize Water Droplets
Numerous technologies have been developed to reduce the amount of CO2 released to the environment via combustion processes. A promising process named the C3 process uses micron size water droplets to remove contaminants ... 
Mathematical Modelling of an Industrial Steam Methane Reformer
(20090108)A mathematical model of a steammethane reformer (SMR) was developed for use in process performance simulations and online monitoring of tubewall temperatures. The model calculates temperature profiles for the outertube ... 
Mathematical Models of Polyether Production From BioBased 1,3Propanediol
(20150116)This research develops mathematical models to simulate PO3G productions using superacid catalyst in a batch reactor, to predict superacid catalyst effects on the polymerization rates and product qualities. The models ... 
MatrixDerived Microcarriers for Adipose Tissue Engineering
(20101201)In vivo, adipose tissue demonstrates only a limited capacity for selfrepair, and the longterm treatment of subcutaneous defects remains an unresolved clinical problem. With the goal of regenerating healthy tissues, many ... 
A MeanSquaredErrorBased Methodology for Parameter Ranking and Selection to Obtain Accurate Model Predictions at Key Operating Conditions
(20150106)In this thesis, a new meansquarederror (MSE)based criterion, rCCW, is proposed to select the optimal number of parameters to estimate from the ranked list of parameters considering the operating region where accurate ... 
Measurement System Design for Chemical Processes
(20110616)The problem of measurement system design for stochastic linear systems, a popular modeling strategy for chemical processes, is addressed. A multiobjective optimization approach is used. The design metrics are the capital ... 
Mechanistic Studies of Radicalmediated Polyolefin Modifications
(20090112)The free radical addition of saturated polymers and small molecules to unsaturated monomers is used to prepare functional derivatives under solventfree, reactive extrusion conditions. Of particular interest are the dynamics ... 
MediumChainLength Poly (3Hydroxyalkanoate) Nanoparticle Suspensions
(20160818)The main goal of this thesis was to prepare mediumchainlength poly3hydroxyalkanoate (mclPHA) nanoparticle suspensions at high solids content (≥ 10 % w/v). A twostage emulsificationsolvent evaporation process was ... 
Membrane Electrode Assembly Fabrication and Test Method Development for a Novel Thermally Regenerative Fuel Cell
(20121013)A test system for the performance analysis of a novel thermally regenerative fuel cell (TRFC) using propiophenone and hydrogen as the oxidant and fuel respectively was designed and built. The test system is capable of ... 
A Method to Improve Cartilage Integration
(20091223)One major barrier that prevents cartilage integration following mosaic arthroplasty is the presence of a zone of chondrocyte death (ZCD) that is generated upon osteochondral graft harvest, which can extend up to 400 μm ... 
Micro/Nanoencapsulation of Proteins Within Alginate/Chitosan Matrix by Spray Drying
(20071102)Currently, therapeutic proteins and peptides are delivered subcutaneously, as they are readily denatured in the acidic, protease rich environment of the stomach or gastrointestinal track and low bioavailability results ... 
Model Development and Parameter Estimation for Styrene Polymerization
(20120222)A model is developed to describe the bulk thermallyinitiated freeradical polymerization of styrene between 100 °C and 170 °C. This model incorporates a comprehensive thermal initiation mechanism including generation and ... 
ModelBased Optimal Design of Experiments with Noninvertible Fisher Information Matrix
In this thesis, different approaches are developed and compared to deal with a noninvertible Fisher Information Matrix (FIM) when designing sequential modelbased (e.g., A, D, and Voptimal) experiments. Proposed approaches ... 
Modeling and Development of ThreeDimensional Gel Dosimeters
(20140327)A dynamic mathematical model was developed to simulate the response of polyacrylamide gel (PAG) dosimeters to a single spherical radioactive brachytherapy seed. Simulations were conducted for a high doserate (HDR) seed ... 
Modeling of Molecular Weight Distributions in ZieglerNatta Catalyzed Ethylene Copolymerizations
(20090529)The objective of this work is to develop mathematical models to predict molecular weight distributions (MWDs) of ethylene copolymers produced in an industrial gasphase reactor using a ZieglerNatta (ZN) catalyst. Because ... 
Modeling of pCO2 PointofCare Devices
(20140206)A dynamic model is developed and presented that predicts the voltage response for a Severinghaus electrodebased pointofcare pCO2 sensor. Eight partial differential equations are derived to describe the diffusion and ... 
Modeling the Thermal Stability of in vitro Diagnostic Bioassays
(20110202)The objective of this work is to develop mathematical models for predicting the thermal stability of commercial diagnostic assays. These assays are a product of the Point of Care division of Abbott laboratories, and are ...