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All Outputs (132)

The environmental impacts and developmental constraints of tidal current energy generation. (2007)
Thesis
DACRE, S.L. 2007. The environmental impacts and developmental constraints of tidal current energy generation. Robert Gordon University, PhD thesis.

The thesis discusses the environmental impacts and developmental constraints of tidal current energy. Using an iterative approach and drawing upon a number of different methodologies the thesis attempts to evaluate the development potential of tidal... Read More about The environmental impacts and developmental constraints of tidal current energy generation..

Evaluation and testing of a novel photocatalytic reactor with model water pollutants. (2007)
Thesis
MOHAMMED, A.O. 2007. Evaluation and testing of a novel photocatalytic reactor with model water pollutants. Robert Gordon University, MRes thesis.

Semiconductor photocatalysis is a newly emerging technology for the elimination of harmful chemical compounds from air and water. It couples low-energy ultraviolet light with semiconductors acting as photocatalyst and thereby overcoming many of the d... Read More about Evaluation and testing of a novel photocatalytic reactor with model water pollutants..

The application of low aspect ratio hydrofoils to the secure positioning of static equipment in tidal streams. (2007)
Thesis
OWEN, A. 2007. The application of low aspect ratio hydrofoils to the secure positioning of static equipment in tidal streams. Robert Gordon University, PhD thesis.

The costs of installing tidal energy technology are high, requiring expensive vessels to drill sockets in the sea bed or to handle gravity based structures of substantial mass, and this impacts on the commercial viability of any proposed marine renew... Read More about The application of low aspect ratio hydrofoils to the secure positioning of static equipment in tidal streams..

Composite inorganic membranes for hydrogen reaction, separation and purification. (2007)
Thesis
EL-ZAROUK, K.M.2007. Composite inorganic membranes for hydrogen reaction, separation and purification. Robert Gordon University, PhD thesis.

Silica-alumina composite membranes for hydrogen separation and high temperature chemical reactions were prepared using both conventional and modified dip-coating techniques. These were deposited on commercially available a.-alumina macroporous suppor... Read More about Composite inorganic membranes for hydrogen reaction, separation and purification..

Real time evolutionary algorithms in robotic neural control systems. (2006)
Thesis
JAGADEESAN, A.P. 2006. Real time evolutionary algorithms in robotic neural control systems. Robert Gordon University, PhD thesis.

This thesis describes the use of a Real-Time Evolutionary Algorithm (RTEA) to optimise an Artificial Neural Network (ANN) on-line (in this context on-line means while it is in use). Traditionally, Evolutionary Algorithms (Genetic Algorithms, Evolutio... Read More about Real time evolutionary algorithms in robotic neural control systems..

Complexity management of H.264/AVC video compression. (2006)
Thesis
KANNANGARA, C.S. 2006. Complexity management of H.264/AVC video compression. Robert Gordon University, PhD thesis.

The H. 264/AVC video coding standard offers significantly improved compression efficiency and flexibility compared to previous standards. However, the high computational complexity of H. 264/AVC is a problem for codecs running on low-power hand held... Read More about Complexity management of H.264/AVC video compression..

The functionality of spatial and time domain artificial neural models. (2006)
Thesis
CAPANNI, N.F. 2006. The functionality of spatial and time domain artificial neural models. Robert Gordon University, PhD thesis.

This thesis investigates the functionality of the units used in connectionist Artificial Intelligence systems. Artificial Neural Networks form the foundation of the research and their units, Artificial Neurons, are first compared with alternative mod... Read More about The functionality of spatial and time domain artificial neural models..

A sensory system for robots using evolutionary artificial neural networks. (2006)
Thesis
REDDIPOGU, A. 2006. A sensory system for robots using evolutionary artificial neural networks. Robert Gordon University, PhD thesis.

The thesis presents the research involved with developing an Intelligent Vision System for an animat that can analyse a visual scene in uncontrolled environments. Inspiration was drawn both from Biological Visual Systems and Artificial Image Recognit... Read More about A sensory system for robots using evolutionary artificial neural networks..

The evolution of modular artificial neural networks. (2005)
Thesis
MUTHURAMAN, S. 2005. The evolution of modular artificial neural networks. Robert Gordon University, PhD thesis.

This thesis describes a novel approach to the evolution of Modular Artificial Neural Networks. Standard Evolutionary Algorithms, used in this application include: Genetic Algorithms, Evolutionary Strategies, Evolutionary Programming and Genetic Progr... Read More about The evolution of modular artificial neural networks..

Using orthogonal arrays to train artificial neural networks. (2005)
Thesis
VISWANATHAN, A. 2005. Using orthogonal arrays to train artificial neural networks. Robert Gordon University, MPhil thesis.

The thesis outlines the use of Orthogonal Arrays for the training of Artificial Neural Networks. Such arrays are popularly used in system optimisation and are known as Taguchi Methods. The chief advantage of the method is that the network can learn q... Read More about Using orthogonal arrays to train artificial neural networks..

The development of condition monitoring strategies and techniques appropriate to mechanical structures. (2004)
Thesis
DRUMMOND, G. 2004. The development of condition monitoring strategies and techniques appropriate to mechanical structures. Robert Gordon University, PhD thesis.

Recent legislation, LOLER, removed the compulsion of periodical proof testing of lifting equipment to ascertain its "fitness for purpose". It has become the responsibility of a competent person to assess equipment's fitness for purpose and ability fo... Read More about The development of condition monitoring strategies and techniques appropriate to mechanical structures..

Catalytic membrane reactors for synthesis gas production from natural gas via partial oxidation. (2004)
Thesis
OLSEN, S.K. 2004. Catalytic membrane reactors for synthesis gas production from natural gas via partial oxidation. Robert Gordon University, PhD thesis.

Natural gas obtained during the extraction of liquid hydrocarbons is often undesired due to the lack of infrastructure to transport the natural gas to an onshore location. As a result the natural gas is often flared causing economic waste and environ... Read More about Catalytic membrane reactors for synthesis gas production from natural gas via partial oxidation..

Development of techniques for detection and dissolution enhancement of mineral deposits in petroleum pipelines using ultrasound. (2002)
Thesis
QURESHI, M.Y. 2002. Development of techniques for detection and dissolution enhancement of mineral deposits in petroleum pipelines using ultrasound. Robert Gordon University, PhD thesis. Hosted on OpenAIR [online]. Available from: https://doi.org/10.48526/rgu-wt-2048920

Scale formation in petroleum pipelines causes progressive flow reductions, leading to large production losses and operating costs. The composition and thickness of the scale deposits vary widely, but with present technology they cannot be accurately... Read More about Development of techniques for detection and dissolution enhancement of mineral deposits in petroleum pipelines using ultrasound..

Using evolutionary artificial neural networks to design hierarchical animat nervous systems. (2001)
Thesis
MCMINN, D. 2001. Using evolutionary artificial neural networks to design hierarchical animat nervous systems. Robert Gordon University, PhD thesis.

The research presented in this thesis examines the area of control systems for robots or animats (animal-like robots). Existing systems have problems in that they require a great deal of manual design or are limited to performing jobs of a single typ... Read More about Using evolutionary artificial neural networks to design hierarchical animat nervous systems..

Investigation into the effect of wind power based embedded generators on distribution networks. (2000)
Thesis
RIDA, I.M.A. 2000. Investigation into the effect of wind power based embedded generators on distribution networks. Robert Gordon University, PhD thesis. Hosted on OpenAIR [online]. Available from: https://doi.org/10.48526/rgu-wt-1695132

Wind turbine-generators are usually integrated into utilities' electrical networks at distribution voltage levels, and they are commonly known as "Embedded Generators" (EGs). Recently, it has been reported that the integration of wind power-based emb... Read More about Investigation into the effect of wind power based embedded generators on distribution networks..

The synthesis of artificial neural networks using single string evolutionary techniques. (1999)
Thesis
MACLEOD, C. 1999. The synthesis of artificial neural networks using single string evolutionary techniques. Robert Gordon University, PhD thesis.

The research presented in this thesis is concerned with optimising the structure of Artificial Neural Networks. These techniques are based on computer modelling of biological evolution or foetal development. They are known as Evolutionary, Genetic or... Read More about The synthesis of artificial neural networks using single string evolutionary techniques..

Microgravity measurement in space using imaging techniques. (1996)
Thesis
STEEDMAN, M.J. 1996. Microgravity measurement in space using imaging techniques. Robert Gordon University, PhD thesis.

The proposal is made that very small changes in gravitational field could be detected by monitoring a cell of heated fluid. Variations in gravity would be observed by their effect on the convection in the fluid cell. It is proposed that the convectio... Read More about Microgravity measurement in space using imaging techniques..

Stress: the physiology and psychology of a training situation. (1995)
Thesis
HARRIS, R.A. 1995. Stress: the physiology and psychology of a training situation. Robert Gordon University, PhD thesis.

This thesis describes a study that aimed to assess the psychophysiological effects of offshore survival training, and to investigate whether responses of trainees differed according to age. A group of 99 subjects, randomly selected from across a wide... Read More about Stress: the physiology and psychology of a training situation..

An investigation of energy-based planned maintenance of offshore drilling mud pumps. (1994)
Thesis
MOK, S.H. 1994. An investigation of energy-based planned maintenance of offshore drilling mud pumps. Robert Gordon University, PhD thesis.

Mud pumps used on offshore installations for drilling operations have been known to experience unpredictable breakdowns, including during critical stages of drilling. The fluid end has been identified as requiring more maintenance work due to compone... Read More about An investigation of energy-based planned maintenance of offshore drilling mud pumps..