Browsing Masters Degrees (Mechanical and Mechatronic Engineering) by Title

Now showing items 36-55 of 251

  • A de-coupled level controller for cascaded flotation processes 

    Van Heerden, Jacobus P. (Jacobus Petrus) (Stellenbosch : Stellenbosch University, 2002-03)
    ENGLISH ABSTRACT: Flotation was introduced early in the zo" century as a separation process for extracting valuable minerals from grinded ore. Today flotation is a dominant mineral concentration method and is used for ...

  • Design evaluation and redesign of a refrigerated semi-trailer structure using the finite element technique 

    Du Toit, Johannes Francois (Stellenbosch : Stellenbosch University, 2000-12)
    ENGLISH ABSTRACT: The finite element technique was used to do an in-depth design evaluation and optimisation of a 15.45-metre refrigerated semi-trailer. Although the emphasis is placed on finite element modelling and ...

  • Design methodology of an axial-flow turbine for a micro jet engine 

    Basson, Johan George Theron (Stellenbosch : Stellenbosch University, 2014-12)
    ENGLISH ABSTRACT: The main components of a micro gas turbine engine are a centrifugal or mixed-flow compressor, a combustion chamber and a single stage axial-flow or radial-flow turbine. The goal of this thesis is to ...

  • Design of a centrifugal compressor for application in micro gas turbines 

    De Villiers, Lodewyk Christoffel Barend (Stellenbosch : Stellenbosch University, 2014-12)
    ENGLISH ABSTRACT: This thesis details the methodology for developing a centrifugal compressor for application in a Micro Gas Turbine (MGT). This research forms part of a larger project, namely project Ballast, initiated ...

  • Design of a centrifugal compressor impeller for micro gas turbine application 

    Van der Merwe, Bosman Botha (Stellenbosch : Stellenbosch University, 2012-12)
    ENGLISH ABSTRACT: The use of micro gas turbines (MGTs) for the propulsion of unmanned aerial vehicles (UAVs) has become an industry standard. MGTs offer better performance vs. weight than similar sized, internal combustion ...

  • Design of a hexapod mount for a radio telescope 

    Janse van Vuuren, Frank (Stellenbosch : University of Stellenbosch, 2011-03)
    ENGLISH ABSTRACT: The world's astronomy community is working together to build the largest and most sensitive radio telescope in the world namely: the SKA (Square Kilometre Array). It will consist of approximately three ...

  • The design of a hydrofoil system for sailing catamarans 

    Loveday, Howard (Stellenbosch : University of Stellenbosch, 2006-03)
    The main objective of this thesis was to design a hydrofoil system without a trim and ride height control system and investigate the change in resistance of a representative hull across a typical speed range as a result ...

  • The design of a low-noise rotor-only axial flow fan series 

    Van der Spuy, Sybrand Johannes (Stellenbosch : University of Stellenbosch, 1997-12)
    ENGLISH ABSTRACT: A design routine was derived for designing a series of rotor-only axial flow fans. The routine was applied by designing two different series of axial flow fans. The first design was for a general application ...

  • Design of a pump-as-turbine microhydro system for an abalone farm 

    Teuteberg, B. H. (Stellenbosch : University of Stellenbosch, 2010-03)
    ENGLISH ABSTRACT: This document details the design process of a 97 kW microhydro system for Roman Bay Sea Farm in Gansbaai in the Western Cape Province of South Africa. It contains a literature study of microhydro power, ...

  • The design of a refrigerated semi-trailer using advanced composites 

    Strydom, Ockert Jacobus (Stellenbosch : University of Stellenbosch, 2007-12)
    A refrigerated semi-trailer was designed to solve manufacturing and operational problems. This was achieved by using advanced pultruded composites. The static and dynamic material response was determined. The dynamic ...

  • The design of a single rotor axial flow fan for a cooling tower application 

    Bruneau, Phillippe Roger Paul; Von Backstrom, T. W. (Stellenbosch : University of Stellenbosch, 1994-12)
    ENGLISH ABSTRACT: A design methodology for low pressure rise, rotor only, ducted axial flow fans is formulated, implemented and validated using the operating point specifications of a 1/6th scale model fan as a reference. ...

  • Design of an impedance guided intra-arterial catheter 

    Schwartz, Paul (Stellenbosch : Stellenbosch University, 2013-03)
    ENGLISH ABSTRACT: This thesis entails the stages of the development of an arterial catheter capable of being guided by the impedance of human tissue. Such a device would be desired in cases where it is not possible to ...

  • Design of medium pressure nozzles for cooling towers 

    Thacker, John Edward (Stellenbosch : Stellenbosch University, 1997-05)
    ENGLISH ABSTRACT: This project concerns the investigation of parameters controlling the behaviour of full-cone spray nozzles of the type used in cooling towers. In the present study large medium pressure hollow and full ...

  • Design of tissue leaflets for a percutaneous aortic valve 

    Smuts, Adriaan Nicolaas (Stellenbosch : University of Stellenbosch, 2009-03)
    In this project the shape and attachment method of tissue leaflets for a percutaneous aortic valve is designed and tested as a first prototype. Bovine and kangaroo pericardium was tested and compared with natural human ...

  • A design programme for dilute phase pneumatic conveyors 

    Wodrich, Karsten H. K. (Stellenbosch : University of Stellenbosch, 1997-12)
    A computer programme for the simulation of dilute phase pneumatic conveying of solids is presented. This includes positive pressure and vacuum pneumatic conveying. The characteristic conveying parameters such as the ...

  • Design, development and testing of a 2-DOF articulated dump truck suspension seat 

    Barnard, Charl (Stellenbosch : University of Stellenbosch, 2009-03)
    This project entails the design and development of a new 2-DOF articulated dump truck (ADT) suspension seat. A study of the ADT vibration environment was conducted using data measured with accelerometers inside the cabin. ...

  • The design, development and vibration analysis of a high-speed aerostatic bearing 

    Frew, David Anthony (Stellenbosch : University of Stellenbosch, 2007-12)
    ENGLISH ABSTRACT: This thesis examines the development of a specialized, high-speed bearing in order to reduce vibration levels, reduce cutting times and increase blade stability during diamond sawing. The sawing process ...

  • Design, implementation & analysis of a low-cost, portable, medical measurement system through computer vision 

    Van der Westhuizen, Gareth (Stellenbosch : University of Stellenbosch, 2011-03)
    ENGLISH ABSTRACT: The In the Physiotherapy Division of the Faculty of Health Sciences on the Tygerberg Hospital Campus of the University of Stellenbosch, the challenge arose to develop a portable, affordable and yet ...

  • Design, manufacture and test of a bearingless rotor hub for the 24% scale model of the Rooivalk attack helicopter 

    Steyn, J. (Johannes) (Stellenbosch : Stellenbosch University, 2000-12)
    ENGLISH ABSTRACT: This document contains the work done on the bearingless rotor hub for the 24% scale model of the Rooivalk Attack Helicopter situated at the CSIR in Pretoria. This work forms part of the MSc Ing degree ...

  • Design, simulation, manufacture and testing of a free-piston Stirling engine 

    Deetlefs, Ivan Niell (Stellenbosch : Stellenbosch University, 2014-12)
    ENGLISH ABSTRACT: The aim of this study was to design and manufacture an experimentally testable free-piston Stirling engine (FPSE), including a linear electric generator; to develop and validate a theoretical simulation ...