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 142 for “"Modelling and simulation"”.
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MODELLING AND SIMULATION OF MICROACCELEROMETER
… have become more common due to the increasing demands in the market. In order to reduce the cost and shorten the development cycle, there is a need for modelling and simulation of micro-accelerometer. To realise this goal, this thesis presents a work on modelling and simulation of …
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Modelling and simulation of train schedule and operation
A modelling and simulation study was carried out to examine the current performance of train scheduling and operation of Keretapi Tanah Melayu Berhad (KTMB). The objectives of this study were to measure the performance of KTMB operation according to the current schedule and available resources by …
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Modelling and simulation in tribology of complex interfaces
… as the science of surfaces in relative motion and involves complex interactions over multiple length and time scales. Therefore, friction, lubrication and wear of materials are intrinsically highly multiphysics and multiscale phenomena. Several modelling and simulation tools have been developed …
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Object oriented modelling and simulation of manufacturing systems
… investigates the object oriented approach to modelling and simulation of manufacturing systems. In particular, it addresses the problem of making the modelling and simulation process easier in order to shorten model development times. The final aim of the research is to find how object …
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Modelling and simulation of soot generation and transport
… from fires not only causes danger to lives and property damage, but also effects fire spread by altering the radiation characteristics of fire effluents. In many situations, it is the soot concentration that controls the fire development. Therefore, soot modelling is of great importance in …
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Modelling and simulation of a pressure swing reactor
… designed to incorporate simultaneous reaction and separation into one unit operation. The concept expands on the well-established method of Pressure Swing Adsorption, with the addition of catalyst to allow reaction to take place. The PSR is operated with a four step cycle, according to the …
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Modelling and Simulation of Membrane Bioreactors for Wastewater Treatment
… set of tasks associated with model development and simulation. In the first part, the Author qualitatively and quantitatively compares various published activated sludge models, i.e. models of biochemical processes associated with bacterial growth, decay, lysis and substrate utilisation in …
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MODELLING AND SIMULATION OF A CYCLOCONVERTER INDUCTION MOTOR DRIVE
… for this purpose has not been reported before and therefore presents new ideas in the modelling and simulation of a complete cycloconverter induction motor drive system. The main contributions of this thesis to the advance of research in this field can be summarised as the: ♦ modelling and …
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Real-Time Operating System Modelling and Simulation Using SystemC
Increasing system complexity and stringent time-to-market pressure bring challenges to the design productivity of real-time embedded systems. Various System-Level Design (SLD), System-Level Design Languages (SLDL) and Transaction-Level Modelling (TLM) approaches have been proposed as enabling tools …
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The modelling and simulation of energy management control systems
… thesis is concerned with improving the integrity and applicability of building energy management systems(BEMS) simulation tools. The present work attempts to overcome certain inadequacies of contemporary simulation applications with respect to environmental control systems, by developing novel …
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Modelling and simulation of all-vanadium redox flow batteries
Properties and applications of all-vanadium redox flow batteries are discussed and a two-dimensional model is developed. The model, which is based on a comprehensive description of mass, charge, energy and momentum transport and conservation, is combined with a global kinetic model for reactions …
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Modelling and simulation based assessment in sustainable bioprocess development
Modelling and simulation enhance our insight and understanding of chemical processes and aid in identifying bottlenecks and potential improvements. A simplified simulation package, providing a reasonable estimate of material and energy usage and process emissions is often valuable in very early …
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INVESTIGATION INTO GAME-BASED CRISIS SCENARIO MODELLING AND SIMULATION SYSTEM
A crisis is an infrequent and unpredictable event. Training and preparation process requires tools for representation of crisis context. Particularly, crisis events consist of different situations, which can occur at the same time combining into complex situation and becoming a challenge in …
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Modelling and simulation of drying process for ceramic membrane fabrication
For ages, ceramic properties and structure is known for its brittleness and its failure such as cracking and warping. This weakness also relates to the high sensitivity of ceramic to any thermal gradient effects. Therefore, processing steps of green body of ceramic is crucial especially in membrane …
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Energy- and information-managed wireless sensor networks: modelling and simulation
Wireless Sensor Networks (WSNs) allow the remote and distributed monitoring of parameters in their deployed environment. WSNs are receiving increasing research interest, due to their ability to enable a wide range of applications, and their potential to have a major impact on ubiquitous computing. …
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MODELLING AND SIMULATION MICROMACHINING OF THE ADDITIVELY MANUFACTURED METAL PARTS
This thesis aims to identify the dynamic material and damage model constants for additively manufactured stainless steel 316L and develop models and simulations to study and predict the micro machining process of selective laser melted (SLMed) stainless steel 316L. The influence of heat treatment …
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Dynamic modelling and simulation of the all-vanadium redox flow battery
… meet the required energy efficiency, cycle life and cost structure. The widespread commercialization of the vanadium redox flow battery will only be realized however, if battery operation can be optimised to achieve the necessary cycle life and cost reduction of key components are properly …
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