Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 29 for “"Continuous processing"”.
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Continuous processing of multiphase reactions for pharmaceutical applications
… and safety of pharmaceutical manufacturing, the continuous flow synthesis has appeared as an attractive alternative to the conventional batch processes. Numerous technologies have emerged to facilitate the development of continuous flow chemistry, and the benefits of flow chemistry have been …
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Development of continuous processing method for pouches in rotary retorts
… Metal cans are efficiently processed in continuous retorts; however, pouches are not compatible with these continuous retorts and must be processed in less efficient batch retorts, resulting in higher operating costs. The overall objective of this study was to supply vegetables packaged …
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The role of polymer/gas solutions in continuous processing of microcellular polymers
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 1993.
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Multi-Level process integration of heat pumps in a non-continuous processing site
… In New Zealand, many industries operate in a non-continuous manner, creating challenges in the accurate application of these existing Heat Integration methods. This thesis presents a multi-level process integration method for heat pump and thermal storage retrofit on non-continuous industrial …
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Continuous Processing Task (CPT) performance in children with attention deficit disorder with and without hyperactivity: effects of rate and control of pacing
… (n=l0), and normal control (n=l2) children on a continuous processing task (CPT). In the CPT, each child was exposed to fast (500ms), medium (l0O0ms), slow (2000mS), and self-paced conditions. Performance was measured as number of omission errors, number of commission errors, number of specific …
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Novel Application of Twin Screw Extruder on Production of Diverse Formulations
… in the pharmaceutical industry as an alternative processing instrument due to its advantages compared to other conventional equipment, such as economical processing, small footprint, reduced in-process times, solvent-free and continuous processing. These superiorities have led to the application …
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Simulation of Microwave Heating of Mullite Rods
Microwave processing has been studied as an alternate heating technique over conventional heating for industrial applications. Some advantages include quicker and more uniform heating. Also, microwave energy offers the advantage of localized heating and smaller-sized equipment. Many ceramics, …
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Separation of fission products from irradiated uranium by peroxide precipitation
… should settle at a rate which will allow a continuous processing method to be employed.</p><p>A secondary objective was to discover a technique which would improve the existing purification procedures presently in use substituting on precipitation where two or more are presently required. …
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Systems Engineering for Viral Vector Manufacturing
… is still mostly performed in batch mode, continuous processing can largely reduce footprint of scale-up and provide a much higher degree of flexibility, and remains unexplored for transient transfection to produce rAAV. In this thesis, I presented a step-by-step model-based approach in …
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Continuous manufacture of enabling formulations for a poorly soluble compound using hot melt extrusion technology
… the associated high costs arising from its non-continuous processing structure and inefficiency, the industry welcomes ideas which generate increased efficiency and cost-effectiveness. A concept which hot melt extrusion processing embodies.<br/><br/>The work presented in this thesis sought to …
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Production of nanocrystalline rdx by ress : development and material characterization
… distribution and near spherical particle shape. Continuous processing with efficient particle collection and solvent recycling was accomplished enabling bulk production. The sensitivity of RDX recrystallized by RESS was tested to stimuli including electrostatic discharge, impact, and shock was …
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Photochemical Methods for the Construction of C-C and C-X Bonds
… in photoredox catalysis and the application of continuous processing for photochemical reactions are three research chapters. Chapter 2 discloses the development of a photoredox-catalysed dehydrogenative cross-coupling reaction between aldehydes and alkylarenes in continuous flow. In the …
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Synthesis and reactivity of α-diazosulfoxides and α-diazosulfones
… using flow and batch reaction conditions. Continuous flow processing enabled the α-diazosulfoxide synthesis using an in situ generated sulfonyl azide for the first time, resulting in a greater safety profile for the process. Investigations into the synthesis of related mono and bicyclic …
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Bijels For Continuous Reactive Separations
… all emulsion-based systems comprise a continuous phase and a droplet phase; the discrete nature of the droplets makes the supply or reagent or retrieval of product challenging. Although continuous processing is possible, membrane reactors have limitations in their interfacial area. A …
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In-situ analysis of polymer film coats using AFM and thermal probe methods
… research, especially with the drive towards continuous processing compared to batch processing requiring either in-line or on-line analysis of pharmaceuticals. The size and shape of many solid dosage forms impedes their in-situ analysis, particularly when using thermal analysis techniques …
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Scale-up and optimisation of the β-chloroacrylamide process by batch and continuous flow methods
… development and it delves into the field of continuous flow chemistry, assessing the advantages and limitations associated with the technology, and its application in an industrial setting. It also includes a summary of crystallisation and solid state screening as an important stage in …
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Automated feedback in flow for accelerated reaction screening, optimization, and kinetic parameter estimation
… to achieving these goals is in the adoption of continuous processing. Among the many advantages offered by the use of continuous flow systems is the ease of integration of automation and online analytics for realtime monitoring of reactions. The further incorporation of feedback into automated …
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The Development of Compression Moldable Polymer Composite Bipolar Plates for Fuel Cells
The development, design, and modeling of a rapid continuous processing scheme is developed to economically manufacture conductive polymer composite bipolar plates for fuel cells. Bipolar plates are required to possess several important properties for fuel cell operation, with the most sought after …
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ENERGY-EFFICIENT LIGHTWEIGHT ALGORITHMS FOR EMBEDDED SMART CAMERAS: DESIGN, IMPLEMENTATION AND PERFORMANCE ANALYSIS
… have very limited resources, such as energy, processing power and memory. When camera sensors are added to an embedded system, the problem of limited resources becomes even more pronounced. Hence, computer vision algorithms running on these camera boards should be light-weight and efficient. …
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Towards understanding fouling mechanisms in continuous crystallisation processes
… widely encountered in multiphase and solid phase processing in many industries including oil and gas, pharmaceutical and fine chemical manufacturing sectors.;Although it is acknowledged to impact both batch and continuous processing methods it poses a particular challenge to the controlled …
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