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Browsing Faculty of Engineering and Information Technology ETDs by Author "Bloemfontein: Central University of Technology, Free State"

Now showing items 1-20 of 56

The characteristics of the CAT to CAD to rapid prototyping system

Schenker, Rudolf (Bloemfontein: Central University of Technology, Free State, 2001)

Computer Aided Design (CAD), Rapid Prototyping (RP) and Computer Aided Tomography (CAT) technologies were researched. The project entails a unique combination of the abovementioned technologies, which had to be mastered ...
A comparative study between conventional and solids-free sewerage systems

Grobbelaar, Nicolaas Josef (Bloemfontein: Central University of Technology, Free State, 2004)

The aim of this study was to examine the possibility of more suitable and economic alternatives to existing conventional sewerage reticulation systems where such systems might be required. Existing solids-free systems ...
Design guide for outdoor AC substation earthing systems, with specific application to Eskom Bloemfontein distributor's requirements

Pieterse, Dawid Jakobus (Bloemfontein: Central University of Technology, Free State, 1994)

In modern high voltage substations, earthing has become one of the dominant problems of AC power system design. In order to understand the theoretical background and problems associated with earthing system design, ...
Design guide for power tapping from extra-high voltage (EHV) lines using insulated shield-wire and series compensation, with standardised components

Lategan, Rikus (Bloemfontein: Central University of Technology, Free State, 1998)

The technology for tapping power from Extra-high Voltage (EHV) lines by using an insulated shield-wire and series compensation, has already been developed. This technique is known as CAPTAP. The CAPTAP technology's main ...
Development and evaluation of a programmable radio frequency signal

van der Walt, Bernard (Bloemfontein: Central University of Technology, Free State, 1997)

Most commercially available signal generators make use of a phase-locked loop in combination with analogue frequency synthesis to generate the desired frequency range. Advances in the development of components being used ...
Development and evaluation of a vacuum casting process

Aggenbacht, Frederick, Christiaan (Bloemfontein: Central University of Technology, Free State, 2004)

The vacuum casting process plays an important role in Rapid Prototyping. It provides the designer/manufacturer with the ability to reproduce plastic components from various types of prototypes. Casting under vacuum ...
The development and implementation of a single-line intelligent digital telephone answering unit on a personal computer

du Plessis., Marchand Charl (Bloemfontein: Central University of Technology, Free State, 1998)

Commercial telephone answering machines are limited to some extent by one or more of the following factors: • limited facilities • difficult to upgrade • nonstandard telephone interfacing • expensive • lack of ...
Development of a cost estimation model for sla prototyping based on volumetric information

Combrinck, Jacques (Bloemfontein: Central University of Technology, Free State, 2005)

The Stereo lithography process is a well-known process in South Africa and around the world. Quotations for designers and inventors are issued daily for the growing of a prototype of his/her invention or design. Not all ...
The development of a customized data logger for quality control in brewing

Pelser, Petrus Cornelis (Bloemfontein: Central University of Technology, Free State, 1997)

The P.U. (Pasteurization Unit) recorder is an instrument used to measure the temperature variation and conditions dwing the pasteurization of packaged beer. It is effectively a data logging instrument used for quality ...
Development of a pole-mounted circuit breaker telecontrol unit

Grobler, Frederik Antonie (Bloemfontein: Central University of Technology, Free State, 1996)

When Alexander Graham Bell invented the telephone in 1876, he never envisioned the wealth of late 20th century high technology applications of his intended simple personal communications device. With this investigation, ...
Development of a predictive electrical motor and pump maintenance system

Smith, Erwin (Bloemfontein: Central University of Technology, Free State, 1997)

This dissertation covers the development and implementation of a predictive maintenance monitoring programme for the Water Supply Directorate of the Department of Water Affairs, Namibia. The maintenance policy in the ...
Development of a programmable array logic programmer using a home computer

Jordaan, Gert Daniel (Bloemfontein: Central University of Technology, Free State, 1988)
Development of a programmable time-domain speech-synthesis system

van der Walt, Karel Nicolaas (Bloemfontein: Central University of Technology, Free State, 1995)

SPEECH-SYNTHESIS - the artificial generation of that series of sounds known as 'speech' - has advanced beyond the novelty stage to become a real alternative to the simple audible and visible indicators and displays common ...
The development of harmonic content and quality of electricity supply measuring system incorporating scada processing

Grobler, Frederik Antonie (Bloemfontein: Central University of Technology, Free State, 2005)

When Thomas Edison invented his carbon filament lamp in 1879, gas shares fell overnight. A committee of inquiry was set up to examine the future possibilities of the new method of lighting, and had reached the conclusion ...
Die effek van bakteriee en swaarmetale in behandelde rioolwater op die baber

van den Heever, Dawid Johannes (Bloemfontein: Central University of Technology, Free State,, 1992)

Health risks associated with the utilization of waste water for fish production were studied by investigating the possible incorporation of pathogenic micro-organisms and heavy metals into ftllets of fish. Fish were ...
Die evaluering van die verkoelingsvermoe van werwelingsbuise wat gebruik maak van verskillende konfigurasies van spuitstukke

Du Preez, Jan Johannes (Bloemfontein: Central University of Technology, Free State, 2001)

The project deals with the improvement of the cooling capacity of a simple vortex tube to have a cooling device available with a good efficiency and cooling capacity. Three Ranque-Hilsch Vortex tubes, with different ...
Die herkenning en verwerking van tweedimensionele beelde

Lamprecht, Gert Hendrik (Bloemfontein: Central University of Technology, Free State, 2002)

A mass of free moving trout can be determined by using a digital camera, a computer and special digital processing software (Troutedge). The aim of this research is to calculate the mass of a trout with the application ...
Die ontwerp en evaluering van 'n lusernskeidingsapparaat vir Suid-Afrikaanse behoeftes

de Beer, Pieter Willem (Bloemfontein: Central University of Technology, Free State, 2002)

In certain market situations the llJ9rkeLv_al_ue of dehydrated lu_cern can be increased dramatically by separati~g the different levels of protein by applying a pneumatic separation process. The pneumatic separation ...
Die ontwerp en implementering van 'n lae koste melk-pasteuriseerder vir die ontwikkelende kleinboer

van Zyl., Pieter Benhardus (Bloemfontein: Central University of Technology, Free State, 1997)

For this research a problem was identified for the small scale pasteurizing of milk in rural areas of the Free State. The sun was utilized as an energy source for the pasteurizing process. Several experiments were carried ...
Die ontwerp van 'n afstandbeheerde demultiplekstoestel vir onbemande mikrogolf-terminaalstasies

Badenhorst, Jakobus Everhardus Theron (Bloemfontein: Central University of Technology, Free State, 1998)

Continued escalation of computer technology, cellular networks and data technology daily increases the demand for high quality circuits in the communication infrastructure of a country. Research has proved the need ...

Browsing Faculty of Engineering and Information Technology ETDs by Author "Bloemfontein: Central University of Technology, Free State"

Browsing Faculty of Engineering and Information Technology ETDs by Author "Bloemfontein: Central University of Technology, Free State"

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