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 46 for “"thermodynamic modelling"”.
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Biochemical Thermodynamic Modelling of Cellular Bioenergetics: A Quantitative Systems Pharmacology Approach
In this thesis, thermodynamic-based mathematical modelling is combined with experimental in vitro extracellular flux analysis in order to assess drug redox cycling and cellular bioenergetics. It is widely accepted that pharmacological activity of certain classes of drugs (e.g. anticancer, …
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Thermoelectric cooling devices: thermodynamic modelling and their application in adsorption cooling cycles
… Equation, the thesis presents a universal thermodynamic framework for modeling the solid state cooling devices namely thermoelectric cooler, the pulsed thermoelectric cooler, thin film thermoelectric device, and an electro-adsorption chiller (EAC) such that their performances can be …
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Experimental constraints on the thermodynamic modelling of siderophile element distribution during core-segregation and basalt petrogenesis
… pressure provides an essential constraint when modelling a wide range of igneous processes. While an experimental approach allows us to isolate the role of individual parameters to more effectively constrain predictive models, developing a thermodynamic framework for the interpretation of …
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Experimental constraints on the thermodynamic modelling of siderophile element distribution during core-segregation and basalt petrogenesis
… pressure provides an essential constraint when modelling a wide range of igneous processes. While an experimental approach allows us to isolate the role of individual parameters to more effectively constrain predictive models, developing a thermodynamic framework for the interpretation of …
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Phase equilibria and thermodynamic modelling of the Pb-S-O system and applications to direct lead smelting
… system with experimental results and other thermodynamic data. The model was developed with the aid of a computer program called STEPSOL, which can simulate either a steady-state or stepwise bath-smelting reactor. The thermochemical model comprises ΔG°<sub>1</sub> for all species present in …
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Thermodynamic modelling as applied to the development of TRIP-Matrix-Composite materials: The Fe–Mg–Mn–Ti–Zr–O system
… 799 describes a development of the metal-ceramic thermodynamic databases as applied to the design of the TRIP-Matrix-Composite materials. A wide range of theoretical and experimental investigations have been carried out in the relevant systems of Fe–Mg–Zr–O, Mg–Ti–Zr–O and Mg–Mn–Zr–O. …
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Volumetric Behavior of Liquid Metals and Alloys (Density)
… of mixtures is discussed, and the importance of thermodynamic modelling including excess volumes is stressed.
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Metamorphic P-T Path and Multiple Fluid Events During Burial and Exhumation of the Tso Morari UHP Terrane, NW Himalaya
… In this study we optimized a best protocol for thermodynamically modelling pressure-temperature (P-T) paths of high-grade metabasites using the Tso Morari eclogite as a case study through evaluating the effects of employing commonly used thermodynamic modeling techniques (e.g., programs, …
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Inferring the thermomechanical state of the lithosphere using geophysical and geochemical observables
… I utilize thermobarometry, diffusion models, and thermodynamic modelling to constrain the ultra-high formation conditions and cooling rates of the Gore Mountain Garnet Amphibolite in order to understand the rheology of the lower crust during orogenic collapse. In Chapter 3, I interpret geophysical …
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Inferring the Thermomechanical State of the Lithosphere Using Geophysical and Geochemical Observables
… I utilize thermobarometry, diffusion models, and thermodynamic modelling to constrain the ultra-high formation conditions and cooling rates of the Gore Mountain Garnet Amphibolite in order to understand the rheology of the lower crust during orogenic collapse. In Chapter 3, I interpret geophysical …
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Phosphate precipitation as struvite from municipality wastewater
… sequential stages consisting of: 1. An aqueous thermodynamic modelling study using OLI Systems Inc. Stream Analyser Version 2.0.57 to determine the precipitation conditions required for the removal of phosphates in the dewatering liquor. 2. Bench'scale laboratory experiments to investigate the …
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Examination of hydrated and accelerated carbonated cement-heavy metal mixtures
… analysis (DTA) and thermogravimetry (TG). Thermodynamic modelling using a geochemical code, PHREEQC, and the edited database, was carried out to elucidate the chemical reactions occurring in cement/heavy metal systems. Heavy metals acted as accelerators for hydration of CaO, CaS and …
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Long-term reactivity transient analysis in an extended loss of all AC power at the Koeberg nuclear plant
This study investigates, through neutronics and thermodynamic modelling of the Koeberg Nuclear Station, a 900 MW pressurized water reactor (PWR), whether extended loss of all AC power (ELAP) scenarios will result in an uncontrolled return to criticality. The purpose is to determine whether …
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Planning energy systems for small, rural communities (including economic, technical and thermodynamic criteria)
… are proposed: economic optimisation and thermodynamic optimisation. Both methods are applied to the small Scottish island of Eigg, as an example of a small community. It is shown that, for the range of energy equipment studied, the two methods are generally complementary. Economic theory …
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Modelling the distribution of mercury in oil and gas processing facilities
… task. This work is concerned with the thermodynamic modelling of mercury distribution in oil and gas process facilities. The main objectives of this research are to investigate the distribution of mercury in oil and gas process facilities in order to eliminate mercury impact and …
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Evaluation of Cold Spray Process for Solid-State Welding
… investigated using experimental, analytical, and thermodynamic modelling approaches; this is further compared with the CSWed samples to assess its (CSW) potential and current limitations for future optimization. The outcome of this study reveals that the softening effect or HAZ in the TIG-welded …
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Pyrometallurgical Oxide-Sulfide Anion Exchange for Improved Material Separation and Metal Production
… be particularly versatile. However, kinetic and thermodynamic unknowns currently hinder the deployment of sulfur-based separation chemistries. Herein, thermodynamic modelling and oxide sulfidation kinetic measurements enable for the first time the establishment of an integrated thermodynamic, …
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Partial Melting on FeO-Rich Asteroids: Insights to the First Stage of Planetary Differentiation
… composition of the meteorites, and I conduct thermodynamic modelling of the mineral assemblages to determine oxidation conditions during their formation. Finally, I attempt to simulate the formation of the brachinite meteorites through 1-atmosphere, gas-mixing partial melting experiments of an …
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Investigating fast flow of the Greenland Ice Sheet
… these experiments yield new insights into the thermodynamic setting of a major outlet glacier, and the physical mechanisms underlying and resulting from fast glacier motion. The deployment of autonomous phase-sensitive radio-echo sounders (ApRES) 30 km from the calving terminus of Store Glacier …
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