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Volume 23 Number 2 Year 2012

20 articles in this issue 

S.A. Adendorff

The hardest problems of pure and applied science can only be solved by the open collaboration of the world-wide scientific community. Kenneth G Wilson (1936 - ) American theoretical physicist and Nobel Prize winner.With this ... see more

 

Corne Schutte

Knowledge is power, and the right knowledge lets man perform miraculous, almost godlike tasks - Prof Robert Langdon (The main character in Dan Browns novel The Lost Symbol)It is an honour to write the guest editorial for this special edition of our Journa... see more

 

Y.C. Chung,Y.W. Hsu,S.C. Tsai,H.L. Huang,C.H. Tsai

ENGLISH ABSTRACT: This paper studies the high-tech industry, probing the correlation between type of business strategy, use of information technology, type of organisational culture, implementation level of customer relationship ma... see more

 

A.C.J. Van Rensburg

ENGLISH ABSTRACT: Most people intuitively understand complexity, but being able to analyse it scientifically is not a common practice. For business executives, complexity must be one of the most important concepts to understand, ... see more

 

S.J. Benade,L. Pretorius

ENGLISH ABSTRACT: A systems approach to creating a system is discussed. The system engineering process, and specifically the system architecture process, is formulated and applied to a typical (physical) system, enterprise, and pro... see more

 

C.J. Smith,R. Oosthuizen,H. Harris,J.P. Venter,C. Combrink,J.H.S. Roodt

ENGLISH ABSTRACT: Recently, defence capability development practices have moved towards approaches that include capability-based planning and traditional systems engineering methodologies. Internationally, defence force capability ... see more

 

L. Van Dyk,C.S.L. Schutte

ENGLISH ABSTRACT: For more than a decade, the South African National Department of Health (DoH) has recognised the potential benefit of information and communication technology (ICT) in the delivery of health care to rural areas. Despite generous funding ... see more

 

D. Vasiljevic,B. Cvetic

ENGLISH ABSTRACT: The aim of this paper is to design a conceptual framework of e-maintenance based on a hybrid system approach, and to analyse its characteristics and the effects of the system on maintenance and business performanc... see more

 

M. Khalaj,A. Makui,R. Tavakkoli-Moghaddam

ENGLISH ABSTRACT: The overall objective of the reliability allocation is to increase the profitability of the operation and optimise the total life cycle cost without losses from failure issues. The methodology, called risk-based ... see more

 

S. Merkt,C. Hinke,H. Schleifenbaum,H. Voswinckel

ENGLISH ABSTRACT: Selective laser melting (SLM) is becoming an economically viable choice for manufacturing complex serial parts. This paper focuses on a geometric complexity analysis as part of the integrative technology evaluatio... see more

 

K. Boivie,R. Karlsen,P. Ystgaard

ENGLISH ABSTRACT: The development of additive manufacturing technology (AMT) for metallic materials has reached a level where the processes are capable of producing complex geometries with industrial grade material properties. Howe... see more

 

P.J.T. Conradie,G.A. Oosthuizen,N.F. Treurnicht,A. Al Shaalane

ENGLISH ABSTRACT: Ti6Al4V is one of the most widely used titanium alloys in aerospace applications, but its machining remains a challenge. Comprehensive research has been done in the past, mainly investigating tool failure of vario... see more

 

J. Combrinck,G.J. Booysen,J.G. Van der Walt,D.J. De Beer

ENGLISH ABSTRACT: Existing techniques for the production of conventional steel tooling for plastic injection moulding are expensive and time-consuming. As a result, many new products often do not advance beyond the prototype ... see more

 

M.F.V.T. Pereira,M. Williams,W. B. Du Preez

ENGLISH ABSTRACT: A number of laser additive manufacturing (LAM) technologies can produce fully-dense metal components that potentially offer opportunities to apply the technology in die or mould making (known as rapid tooling). Fr... see more

 

G. Reza Nasiri,Hamid Davoudpour

ENGLISH ABSTRACT: This research presents an integrated multi-objective distribution model for use in simultaneous strategic and operational food supply chain (SC) planning. The proposed method is adopted to allow use of a performan... see more

 

F. Radmehr,N.S. Gharneh

ENGLISH ABSTRACT: This paper proposes a fuzzy forecasting problem to forecast the Alabama University enrolment dataset. A novel simulated annealing heuristic algorithm is used to promote the accuracy of forecasting. The alg... see more

 

D. Hartmann,S. Sooklal

ENGLISH ABSTRACT: A case study evaluated how physical medical records are managed and curated at a large tertiary hospital. It was found that the current microfiching technology was outdated, ineffective, and in many cases an imped... see more

 

W.F. Barkhuizen,J.H.C. Pretorius,L. Pretorius

ENGLISH ABSTRACT: Risk interactions exist within a system and its sub-systems, between functional and physical elements in various dimensions such as spatial interaction, information exchange, material transfer, and energy exchange... see more

 

J. Kaljun,

ENGLISH ABSTRACT: To develop high quality products, a designer has to consider various influential factors, one of which is ergonomics. And to fashion a specific product for the user, a designer needs expert knowledge of the users ... see more

 

Y.K. Modi,D.J. De Beer,S. Agrawal

ENGLISH ABSTRACT: Additive manufacturing technology is used to make physical models of terrain using GIS surface data. Attempts have been made to understand several other GIS file formats, such as the Surfer grid and the ARC/INFO A... see more