Browsing Chemical Engineering by Title
Now showing items 850-869 of 990
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Simulating a Novel Nitrogen Removal Process Using EnviroPro Designer
(University of Waterloo, 2010-05-19)Ammonia removal is an important problem that Canadian municipalities are encountering in their wastewater treatment systems due to ammonia’s adverse environmental effects and its increasingly stringent discharge ... -
Simulation and Techno-Economic Analysis of Pressurized Oxy-Fuel Combustion of Petroleum Coke
(University of Waterloo, 2018-09-05)The research presented in this thesis was part of the International Partnership for Carbon Neutral Combustion, which was sponsored by King Abdulla University of Science and Technology. The thesis focuses on oxy-fuel ... -
Simulation and Techno-Economic Analysis of the AChT Green Methanol Process
(University of Waterloo, 2019-07-03)Methanol is a valuable commodity with many uses. It is used to manufacture other chemicals such as olefins, formaldehyde, and methyl-tert-butyl ether (MTBE). Methanol is also being researched as an alternative fuel for ... -
Simulation of Metal Electrodeposition Using the Kinetic Monte Carlo and Embedded-Atom Methods
(University of Waterloo, 2014-04-23)The effects of the microstructure of metal films on electric component performance and longevity have become increasingly important with the recent advances in nanotechnology. Depending on the application of the metal films ... -
Simulation of Solid Oxide Fuel Cell - Based Power Generation Processes with CO<sub>2</sub> Capture
(University of Waterloo, 2006)The Solid Oxide Fuel Cell (SOFC) is a promising technology for electricity generation. It converts the chemical energy of the fuel gas directly to electricity energy and therefore, very high electrical efficiencies can ... -
Simulation, Design and Optimization of Membrane Gas Separation, Chemical Absorption and Hybrid Processes for CO2 Capture
(University of Waterloo, 2012-01-04)Coal-fired power plants are the largest anthropogenic point sources of CO2 emissions worldwide. About 40% of the world's electricity comes from coal. Approximately 49% of the US electricity in 2008 and 23% of the total ... -
Simulation-Assisted Analysis and Design of Microfluidic Polymerase Chain Reaction Assay Devices
(University of Waterloo, 2015-05-25)The Polymerase Chain Reaction (PCR) is a method by which sample DNA can be sequentially copied in order to increase the concentration of the sample DNA so that it can be measured directly. Interestingly, only specific DNA ... -
Simulation-Based Analysis of a Sabatier Reactor for Conversion of CO2 into Renewable Natural Gas
(University of Waterloo, 2016-12-23)Converting CO2-rich waste streams such as raw biogas, landfill gas and power plant flue gas into synthetic fuels and chemicals will reduce greenhouse gas emissions, and provide revenue at the same time. One option is to ... -
Simulation-based Design of Bioreactors Using Computational Multiphysics
(University of Waterloo, 2021-01-28)The Covid-19 pandemic highlighted the importance of quickly scaling up the production of vaccines and other pharmaceutical products. These products are typically made within bioreactors: vessels that carry out bioreactions ... -
Simulation-based Design of In-Plane Switching Liquid Crystalline Display Pixels
(University of Waterloo, 2016-08-25)Liquid crystal displays (LCDs) constitute an important class of modern display tech- nologies. Their light-weight nature, coupled with their favourable power consumption char- acteristics make them useful in applications ... -
Simulation-based Design of Temperature-responsive Nematic Elastomers
(University of Waterloo, 2017-06-16)Liquid crystal elastomers (LCEs) are a class of polymer networks which involve the incorporation of liquid crystal (LC) molecules into their polymer backbone or side chain. This results in anisotropy in their mechanical, ... -
Simultaneous clarification and purification of recombinant penicillin G acylase using tangential flow filtration anion-exchange membrane chromatography
(University of Waterloo, 2012-04-09)Downstream purification often represents the most cost-intensive step in the manufacturing of recombinant proteins. Conventional purification processes are lengthy, technically complicated, product specific and time-consuming. ... -
Simultaneous Design and Control of Chemical Plants: A Robust Modelling Approach
(University of Waterloo, 2008-08-07)This research work presents a new methodology for the simultaneous design and control of chemical processes. One of the most computationally demanding tasks in the integration of process control and process design is the ... -
Simultaneous Removal of Ammonia and Phosphorus from Wastewater in a Continuous Flow Vertical Bioreactor
(University of Waterloo, 2017-08-21)The objective of this PhD thesis was to study, develop and analyze an effective bioreactor and biological process to simultaneously remove nitrogen and phosphorus compounds from wastewater with minimum requirements for ... -
SO2 Gas Abatement Using Ionic Liquids for Marine Applications
(University of Waterloo, 2018-01-19)Sulphur dioxide (SO2) emission has become one of the major challenging issues for clean marine transportation globally and especially in zero discharge zones Canada-wide with the implementation of the International ... -
Solar light active silver/iron oxide/zinc oxide heterostructure for photodegradation of ciprofloxacin, transformation products and antibacterial activity
(Elsevier, 2019-12-01)This paper reports on the multitasking potential of a silver/iron oxide/zinc oxide (Ag/Fe2O3/ZnO) heterostructure, which was used for the photocatalytic decomposition of ciprofloxacin (CPX) and bacterial disinfection. The ... -
Solution Strategies in Short-term Scheduling for Multitasking Multipurpose Plants
(University of Waterloo, 2018-05-09)This thesis addresses challenges in short-term scheduling of multipurpose facilities using mathematical optimization. Such approach involves the formulation of a predictive model and an objective function, and the development ... -
Solution-processable oligomeric and small molecule semiconductors for organic solar cells
(University of Waterloo, 2016-06-08)Organic solar cells appear as a promising technology within photovoltaic field owing to their low-cost fabrication and their great flexibility enabling a widespread distribution. For now, they are still at the prototype ... -
Sorptive Removal of 4-Aminophenol from Water Using a Polymeric Sorbent
(University of Waterloo, 2017-09-27)This study deals with isotherm, kinetics and mechanistic studies pertaining to the sorption of 4-aminophenol from water using poly(ether-block-amide) (PEBA). A combined Langmuir and Freundlich isotherm model is used to ... -
Sorptive separation of phenolic compounds from wastewater
(University of Waterloo, 2017-04-28)This study explores the potential of using PEBA as a sorbent for removing phenolic compounds from wastewater. The sorption isotherms of phenol, 4-chlorophenol (4-CP), 4-nitrophenol (4-NP), 4-methylphenol (4-MP) and catechol ...