Recent Submissions

  • Sustainable development of an integrated solid waste and wastewater treatment. 

    Wong, Ling Say (Robert Gordon University School of Engineering, 2012-05-01)
    WONG, L.S. 2012. Sustainable development of an integrated solid waste and wastewater treatment. Robert Gordon University, PhD thesis.
    This PhD thesis investigated solid and liquid waste treatment systems for Sureclean, a waste Management company based in the North of Scotland. Sureclean receives a diverse range of waste streams and the increasing need ...
  • Optimisation of Mare’s Tail coalescer technology. 

    Vijayakumar, Bhavani (Robert Gordon University School of Engineering, 2014-07-01)
    VIJAYAKUMAR, B. 2014. Optimisation of Mare’s Tail coalescer technology. Robert Gordon University, MPhil thesis.
    The Mare’s Tail technology was invented in ERT(Orkney) as a Joint industrial Project to reduce the use of chemicals in the produced water treatment process. The Mare’s Tail is a fibrous type of coalescer used in the ...
  • Cold heavy oil production using CO2-EOR technique. 

    Tchambak, Eric (Robert Gordon University School of Engineering, 2014-09-01)
    TCHAMBAK, E.N. 2014. Cold heavy oil production using CO2-EOR technique. Robert Gordon University, PhD thesis.
    This thesis presents results of a successful simulation study using CO2-EOR technique to enable production from an offshore heavy oil field, named here as Omega, which is located offshore West Africa at a water depth around ...
  • Development and testing of inorganic membranes for hydrogen separation and purification in a catalytic membrane reactor. 

    Alkali, Abubakar (Robert Gordon University School of Engineering, 2016-05-01)
    ALKALI, A. 2016. Development and testing of inorganic membranes for hydrogen separation and purification in a catalytic membrane reactor. Robert Gordon University, PhD thesis.
    Palladium membranes have been identified as the membranes of choice in hydrogen separation and purification processes due to their infinite selectivity to hydrogen when defect free. Despite their potentials in hydrogen ...
  • Demulsification and recycling of spent oil based drilling fluid as nanofiller for polyamide 6 nanocomposites. 

    Adegbotolu, Urenna V. (Robert Gordon University School of Engineering, 2016-09-01)
    ADEGBOTOLU, U.V. 2016. Demulsification and recycling of spent oil based drilling fluid as nanofiller for polyamide 6 nanocomposites. Robert Gordon University, PhD thesis.
    Spent oil based drilling fluid and cutting wastes are global liabilities due to their hazardous hydrocarbon content which impacts negatively on flora, fauna, and global carbon footprint. The formulation of two demulsifiers ...
  • Development and application of novel tracers for environmental applications. 

    Adams, Morgan (Robert Gordon University School of Engineering, 2010-05-01)
    ADAMS, M. 2010. Development and application of novel tracers for environmental applications. Robert Gordon University, PhD thesis.
    Novel glass tracers, organic and inorganic polymers based on narrow band atomic fluorescence, have been developed for deployment as environmental tracers. The use of discrete fluorescent species in an environmentally stable ...
  • Development of formation damage models for oilfield polymers. 

    Idahosa, Patrick E.G. (Robert Gordon University School of Engineering, 2015-10-01)
    IDAHOSA, P.E.G. 2015. Development of formation damage models for oilfield polymers. Robert Gordon University, PhD thesis.
    Polymers are among the most important of various oilfield chemicals and are used for a variety of applications in the oil and gas industry (OGI) including water and gas shutoff, drilling mud viscosity modification, filtration ...
  • Modeling multiphase solid transport velocity in long subsea tiebacks - numerical and experimental methods. 

    Bello, Kelani (Robert Gordon University School of Engineering, 2013-05-01)
    BELLO, K.O. 2013. Modeling multiphase solid transport velocity in long subsea tiebacks - numerical and experimental methods. Robert Gordon University, PhD thesis.
    Transportation of unprocessed multiphase reservoir fluids from deep/ultra deep offshore through a long subsea tieback/pipeline is inevitable. This form of transportation is complex and requires accurate knowledge of critical ...
  • Innovative hydrocarbons recovery and utilization technology using reactor-separation membranes for off-gases emission during crude oil shuttle tanker transportation and natural gas processing. 

    Shehu, Habiba (Robert Gordon University School of Engineering, 2018-05-01)
    SHEHU, H. 2018. Innovative hydrocarbons recovery and utilization technology using reactor-separation membranes for off-gases emission during crude oil shuttle tanker transportation and natural gas processing. Robert Gordon University, PhD thesis.
    The increase in greenhouse gas (GHG) concentrations in the atmosphere, as well as the high rate of depletion of hydrocarbon-based resources have become a global concern. A major source of emissions of hydrocarbon vapours ...
  • Preparation, characterization and carrier gas transport characteristics of inorganic and organic membranes for application in lactic acid esterification with ethanol. 

    Okon, Edidiong (Robert Gordon University School of Engineering, 2018-04-01)
    OKON, E.P. 2018. Preparation, characterization and carrier gas transport characteristics of inorganic and organic membranes for application in lactic acid esterification with ethanol. Robert Gordon University, PhD thesis.
    Ethyl lactate (EL) plays a major role as green solvent and also a replacement for most petrochemical solvents. The esterification process of lactic acid and ethanol to produce EL is an equilibrium-limiting reaction and the ...
  • Optimization of indentification of particle impacts using acoustic emission. 

    Hedayetullah, Amin Mohammad (Robert Gordon University School of Engineering, 2018-04-01)
    HEDAYETULLAH, A.M. 2018. Optimization of indentification of particle impacts using acoustic emission. Robert Gordon University, PhD thesis.
    Air borne or liquid-laden solid particle transport is a common phenomenon in various industrial applications. Solid particles, transported at severe operating conditions such as high flow velocity, can cause concerns for ...
  • Accurate AVO modelling and reservoir characterisation of the upper cretaceous deepwater reservoirs in the Vøring Basin. 

    Chalmers, Bruce John (Robert Gordon University School of Engineering, 2017-09-01)
    CHALMERS, B. 2017. Accurate AVO modelling and reservoir characterisation of the upper cretaceous deepwater reservoirs in the Vøring Basin. Robert Gordon University, MPhil thesis.
    In an exploration setting, reservoir characterisation is concerned with the identification of fluids and lithology. Seismic interpreters seek to distinguish hydrocarbons from brine and sand from shale. Amplitude vs offset ...
  • Computational fluid dynamics modelling of pipeline on-bottom stability. 

    Iyalla, Ibiyekariwaripiribo (Robert Gordon University School of Engineering, 2017-10-01)
    IYALLA, I. 2017. Computational fluid dynamics modelling of pipeline on-bottom stability. Robert Gordon University, PhD thesis.
    Subsea pipelines are subjected to wave and steady current loads which cause pipeline stability problems. Current knowledge and understanding on the pipeline on-bottom stability is based on the research programmes from the ...
  • A critical evaluation of the prospects for a transition towards ocean based renewable energy development in Nigeria. 

    Osu, Victor Richard (Robert Gordon University School of Engineering, 2017-04-01)
    OSU, V.R. 2017. A critical evaluation of the prospects for a transition towards ocean based renewable energy development in Nigeria. Robert Gordon University, PhD thesis.
    The move towards addressing two pertinent energy challenges that is access to electricity and climate change has seen the transition towards sustainable forms of energy including Ocean Based Renewable Energy (OBRE). However, ...
  • A computational model of visual attention. 

    Chilukamari, Jayachandra (Robert Gordon University School of Engineering, 2017-02-01)
    CHILUKAMARI, J. 2017. A computational model of visual attention. Robert Gordon University, PhD thesis.
    Visual attention is a process by which the Human Visual System (HVS) selects most important information from a scene. Visual attention models are computational or mathematical models developed to predict this information. ...
  • Properties of a high-current discharge in alkali-metal-seeded rare gases. 

    Ellington, Henry I. (Aberdeen University Robert Gordon's Institute of Technology. School of Physics, 1969-04-01)
    ELLINGTON, H.I. 1969. Properties of a high-current discharge in alkali-metal-seeded rare gases. Robert Gordon's Institute of Technology, PhD thesis.
    This thesis is an account of a detailed investigation of the properties of a recently-discovered gas discharge - a discharge that operates at a few volts or tens of volts, and which carries a current of the order of amps ...
  • Gas-condensate flow modelling for shale gas reservoirs. 

    Labed, Ismail (Robert Gordon University School of Engineering, 2016-10)
    LABED, I. 2016. Gas-condensate flow modelling for shale gas reservoirs. Robert Gordon University, PhD thesis.
    In the last decade, shale reservoirs emerged as one of the fast growing hydrocarbon resources in the world unlocking vast reserves and reshaping the landscape of the oil and gas global market. Gas-condensate reservoirs ...
  • An investigation of energy-based planned maintenance of offshore drilling mud pumps. 

    Mok, Soon H. (Robert Gordon University School of Mechanical and Offshore Engineering, 1994-07)
    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 ...
  • Computational fluid dynamics (CFD) modelling of critical velocity for sand transport flow regimes in multiphase pipe bends. 

    Tebowei, Roland (Robert Gordon University Faculty of Design and Technology, School of Engineering, 2016-09-01)
    TEBOWEI, R. 2016. Computational fluid dynamics (CFD) modelling of critical velocity for sand transport flow regimes in multiphase pipe bends. Robert Gordon University, PhD thesis.
    The production and transportation of hydrocarbon fluids in multiphase pipelines could be severely hindered by particulate solids deposit such as produced sand particles which accompany hydrocarbon production. Knowledge of ...
  • Direct synthesis gas conversion to alcohols and hydrocarbons using a catalytic membrane reactor. 

    Umoh, Reuben Mfon (Robert Gordon University Faculty of Design and Technology, School of Engineering, 2009-06-01)
    UMOH, R.M. 2009. Direct synthesis gas conversion to alcohols and hydrocarbons using a catalytic membrane reactor. Robert Gordon University, PhD thesis.
    In this work, inorganic membranes with highly dispersed metallic catalysts on macroporous titania-washcoated alumina supports were produced, characterized and tested in a catalytic membrane reactor. The reactor, operated ...

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