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.
Results
Showing 1 to 20 of 56 for “"Analytical modelling"”.
-
Analytical modelling of annular flow magnetorheological valves for advanced fluid control
… both costly and time consuming. In this work, an analytical model was developed to reduce the timeline of development for annular ow magnetorheological valves. The model was validated to simulation and experimental results and an application of the model was demonstrated in the design of an …
-
Experimental study and analytical modelling of compressive fracture in brittle materials
Thesis (Ph.D.)--Massachusetts Institute of Technology, Dept. of Civil Engineering, 1991.
-
Numerical and analytical modelling of battery thermal management using passive cooling systems
… the battery thermal management systems (BTMS) modelling of Li-ions batteries and investigates the design and modelling of different passive cooling management solutions from single battery to module level. A simplified one-dimensional transient computational model of a prismatic lithium-ion …
-
Mechanical and durability performances of Natural TRM composites: Experimental investigation and analytical modelling
L'abstract è presente nell'allegato / the abstract is in the attachment
-
Numerical and analytical modelling of downhole seismic sources--the near and far field
Thesis (Sc. D.)--Massachusetts Institute of Technology, Dept. of Earth, Atmospheric, and Planetary Sciences, 1991.
-
High-Velocity Microparticle Impact for Analytical Modelling of High-Strain-Rate Mechanics and Material Behavior
… across various material systems, often involve analytical modelling, post-impact microscopy, and a plethora of complementary techniques. Two major systems discussed are elastomers and metals. For elastomers, the LIPIT provides a high-strain-rate characterization that is first compared to two …
-
Analytical Modelling of Scheduling Schemes under Self-similar Network Traffic. Traffic Modelling and Performance Analysis of Centralized and Distributed Scheduling Schemes.
… This study aims to develop novel analytical models for commonly interested scheduling schemes in communication systems under more realistic network traffic and use the models to investigate the issues of design and development of traffic scheduling schemes. In the open literature, …
-
Enhancing signal to noise ratio for electrostatic transducers
… another. Design methodologies, which consist of analytical modelling and Finite Element (FE) Modelling, have been implemented. The analytical modelling identifies the required geometry for the FLAUT based on the desired operating resonant frequency; while FE then verifies the vibrational …
-
Performance Evaluation of RC Flexural Elements Strengthened by Advanced Composites
… at ultimate limit state and (d) to carry out analytical modelling using a commercial FE package. <br/><br/>The experimental investigation comprised of testing 55 simply supported RC beams of either 1.5m or 2.6m length. In addition to the parametric studies included in points (a)-(d) above (to …
-
The bio-optical detection of harmful algal blooms
An analytical framework for the simulation and quantitative interpretation of ocean colour data is presented, providing an inverse reflectance algorithm designed for the detection of harmful algal blooms. The adopted framework focuses on establishing quantitative relationships between optically …
-
Miniaturized Magnetostrictive Antennas for Wireless Sensing Applications
… characterized using Finite Element Analysis and analytical modelling to characterize the quality factor and magnetomechanical coupling efficiency. The antennas are then tested in water to understand the effects of viscous damping on antenna response and check the feasibility of sensing in liquid …
-
Advanced Projection Ultrasound Imaging with CMOS-based Sensor Array: Development, Characterization, and Potential Medical Applications
… were also performed. Furthermore, a new analytical method to model ultrasound forward scattering distribution (FSD) was developed by employing a specific annular apparatus. After applying this method, the scattering-corrected C-scan images revealed more detail structures as compared to …
-
Train-induced dynamic response of railway track and embankments on soft peaty foundations
… loading, and shone on the photo-sensitive array. Analytical (Winkler) modelling was conducted to determine the effects of train speed and the cause of the large train-induced displacements. Analytical and finite element modelling were used to determine the effectiveness of alternative methods of …
-
Understanding cost drivers within an aerospace manufacturing supply chain for fibre reinforced plastic structures
… added costs at each ~tier interface. Through an analytical modelling method, the understanding of material production costs is encouraged, which may prompt a shift in composite material procurement strategies. The model has demonstrated that with ever increasing material production costs, product …
-
How Should Information Technology be Regulated?
… investments. In my first research stream, I use analytical modelling methodologies to evaluate the impact of specific regulatory mechanisms, thereby creating a theoretical template for how such regulations can be evaluated. In my first chapter in this stream, I analyze how firm investments can be …
-
Performance Modelling and Analysis of Weighted Fair Queueing for Scheduling in Communication Networks. An investigation into the Development of New Scheduling Algorithms for Weighted Fair Queueing System with Finite Buffer.
Analytical modelling and characterization of Weighted Fair Queueing (WFQ) have recently received considerable attention by several researches since WFQ offers the minimum delay and optimal fairness guarantee. However, all previous work on WFQ has focused on developing approximations of the …
-
Flexural behaviour of continuously supported FRP reinforced concrete beams.
… de-bonding of top CFRP bars from concrete. An analytical technique, which presents an iterative procedure based on satisfying force equilibrium and deformation compatibility conditions, has been introduced in this research. This technique developed a computer program to investigate flexural …
-
Analysis and Modelling of Fractional-Slot Concentrated-Wound Interior Permanent Magnet Machines
This thesis focuses on the analytical modelling of fractional-slot concentrated-wound (FSCW) interior permanent magnet (IPM) machines and establishes a basis for their magnetic and electrical analysis. In the state of the art methods for analyzing such machines, the non-homogeneous magnetic …
-
Vibration analysis of cracked aluminium plates
This research is concerned with analytical modelling of the effects of cracks in structural plates and panels within aerospace systems such as aeroplane fuselage, wing, and tail-plane structures, and, as such, is part of a larger body of research into damage detection methodologies in such systems. …
Page 1 of 3