UWSpace will be migrating to a new version of its software from July 29th to August 1st. UWSpace will be offline for all UW community members during this time.
Chemical Engineering: Recent submissions
Now showing items 321-340 of 994
-
Novel Metal and Silicon Oxide Engineered Substrates to Control Cell Alignment
(University of Waterloo, 2019-05-24)Engineered biomaterials with micron- and sub-micron-scale topographical features are designed to mimic the in vivo functions of extracellular matrix (ECM) on promoting desirable biological changes by manipulating the ... -
Thixotropic gel electrolyte containing poly(ethylene glycol) with high zinc ion concentration for the secondary aqueous Zn/ LiMn2O4 battery
(Elsevier, 2019-03-01)We have designed an aqueous gel electrolyte containing fumed silica as the thixotropic gelling agent and poly(ethylene glycol) (MW = 300 g·mol−1) as the non-thixotropic gelling agent. Poly(ethylene glycol) is also the ... -
Functional properties of navy bean (Phaseolus vulgaris) protein concentrates obtained by pneumatic tribo-electrostatic separation
(Elsevier, 2019-06-15)A sustainable, chemical-free dry tribo-electrostatic separation approach was employed to fractionate navy bean flour. The resulting protein-enriched fractions had 36–38% protein on a moisture free basis, accounting for 43% ... -
Robust Nonlinear Model Predictive Control of Biosystems described by Dynamic Metabolic Flux Models
(University of Waterloo, 2019-05-13)The accuracy of the model used for prediction in Nonlinear Model Predictive Controller (NMPC) is one of the main factors affecting the closed loop performance. Since it is impossible to formulate a perfect model for a real ... -
A Controlled Experiment Investigating the Effects of Explanatory Manual on Adherence to Operating Procedures
(MDPI, 2019-04-14)Operators’ adherence to operating procedures is a crucial factor for process safety in the process industry. Instruction manuals that document Standard Operating Procedures (SOP) are commonly used both as training ... -
Chemical Modification of Polybutene-1 Resins
(University of Waterloo, 2019-05-07)Controlled rheology polybutene (CRPB) resins have been produced by peroxide induced degradation during reactive processing in a batch mixing operation. Two grades of commodity polybutene-1 (PB-1) resins were selected for ... -
In situ Plasticization of Starch and Coblending with Bio-based Polyesters: An Investigation into The Process Parameters for Continuous Thermoplastic Starch Co-Polyester Manufacturing
(University of Waterloo, 2019-05-01)Today’s industry seeks to engage in change which provides both environmentally and economically sustainable manufacturing solutions. The plastic industry’s current challenge is to produce bio-based polymers which offer ... -
Polymeric Coatings for Targeted Nanoparticle Delivery to Subsurface Contaminants
(University of Waterloo, 2019-05-01)Terrestrial oil spills account for the majority of oil spills world wide and present a challenging remediation problem owing to the inaccessibility of subsurface petroleum hydrocarbons (PHC). Contaminants such as crude oil ... -
Design of Efficient Cobalt-based Bi-functional Catalysts for Zinc-Air Batteries
(University of Waterloo, 2019-04-24)Due to its high theoretical specific energy and low-cost, rechargeable zinc-air batteries have attracted tremendous attention as a promising next-generation energy conversion system. However, there are some challenges that ... -
Electrolyte Design and Engineering for Electrochemical Energy System
(University of Waterloo, 2019-04-24)Electrochemical energy conversion and storage technology is considered as a promising replacement of fossil fuels to directly convert the chemical energy to electrical energy through electrochemical reactions, which has ... -
Design and Simulation of Novel Sabatier Reactors for the Thermocatalytic Conversion of CO2 into Renewable Natural Gas
(University of Waterloo, 2019-04-22)Producing synthetic chemicals and fuels using CO2 as a feedstock through the thermocatalytic hydrogenation of CO2 via the Sabatier reaction to produce synthetic CH4 is both a CO2 emissions reduction strategy and an ... -
Development of Photocatalytic Materials and Systems for the Removal of Selenium from Industrially Impacted Water
(University of Waterloo, 2019-04-17)Selenium (Se) contaminated water derived from global industrial activities such as power generation, oil extraction and refining, coal and mineral mining, metal smelting, and agricultural irrigation can bioaccumulate in ... -
A Long-acting Ocular Lubricant Eye Drop based on Dextran Hydrogel Nanoparticles
(University of Waterloo, 2019-03-27)Dry eye disease is a highly prevalent condition that affects hundreds of millions of people worldwide. In moderate to severe cases, affected individuals experience considerable difficulty in carrying out their day-to-day ... -
Modelling of Distributed Energy Components and Optimization of Energy Vector Dispatch within Smart Energy Systems
(University of Waterloo, 2019-03-11)The smart energy system concept provides an integrated framework for the adoption of renewable energy resources and novel energy technologies, such as distributed battery energy storage systems and electric vehicles. In ... -
Formation and Removal of SOx and NOx in Pressurized Oxy-fuel Coal Combustion
(University of Waterloo, 2019-02-19)Growing concerns over greenhouse gas emissions have driven extensive research in carbon capture, storage and sequestration. Oxy-fuel combustion is a promising technology in CO2 capture, as the combustion products consists ... -
Starch modification for sustainable and functional material applications
(University of Waterloo, 2019-02-07)Among biodegradable polymers, starch has attracted significant interest and is currently used in numerous industrial applications. This is because of its renewability, biodegradability, abundance, and cohesive film-forming ... -
Robust Optimization of a Post-combustion CO2 Capture Absorber Column under Process Uncertainty
(University of Waterloo, 2019-02-07)In recent years, greenhouse gas (GHG) emissions is a global concern due to high concentrations of these gases in the atmosphere. Carbon capture and storage (CCS) has been suggested as an attractive alternative to curb ... -
High Temperature Co-Sintering for Metal Supported-Solid Oxide Fuel Cell Fabrication
(University of Waterloo, 2019-01-23)Metal supported-solid oxide fuel cells (MS-SOFC) are third generation solid oxide fuel cells (SOFC). In these cells the primary support is a porous metal upon which the active cell layers (anode, electrolyte, and cathode) ... -
Flexible Energy Storage Systems Based on Electrically Conductive Hydrogels
(Elsevier, 2019-01)To power wearable electronic devices, various flexible energy storage systems have been designed to work in consecutive bending, stretching and even twisting conditions. Supercapacitors and batteries have been considered ... -
Development of a predictive model for the VAPEX process.
(University of Waterloo, 2019-01-11)Heavy oil in-situ recovery in Canada is largely achieved through energy intensive and en- vironmentally detrimental steam assisted gravity drainage (SAGD). By exchanging steam for a vapour solvent, it has been shown ...