Department of Logistics

Maintaining cold chain integrity : temperature breaks within fruit reefer containers in the Cape Town Container Terminal

Goedhals-Gerber, L. L.; Stander, C.; Van Dyk, F. E. (University of South Africa, 2017)

South Africa is among the top 10 fruit-exporting countries in the world. The South African fruit industry has identifi ed temperature breaks along the fruit export cold chain that result in the deterioration of fruit ...

A multi-objective approach to the assignment of stock keeping units to unidirectional picking lines

Le Roux, G. J.; Visagie, S. E. (Southern African Institute for Industrial Engineering, 2017)

An order picking system in a distribution centre consisting of parallel unidirectional picking lines is considered. The objectives are to minimise the walking distance of the pickers, the largest volume of stock on a picking ...

A heuristic approach to the deterministic and stochastic air crew pairing problem

Masipa, Lehlohonolo (Stellenbosch : Stellenbosch University, 2019-04)

ENGLISH SUMMARY : The air crew pairing problem is a subproblem of the integrated airline management problem and one of the more complicated problems to solve in the field of transport logistics. There have been various ...

Measuring efficiency in retail planning

Marais, Kurt (Stellenbosch : Stellenbosch University, 2019-04)

ENGLISH SUMMARY : Efficiency is the measure of how well a process performs, and businesses are constantly looking for ways to improve their productivity. Traditional performance measures are commonly used and applied to ...

Dynamic adjustment of size profiles

Messina, Chesme Tessa (Stellenbosch : Stellenbosch University, 2019-04)

ENGLISH SUMMARY : Please refer to full text for abstract.

Heuristic solution approaches to the fixed charge transportation problem

Dikgale, Rarang Phillemon (Stellenbosch : Stellenbosch University, 2019-04)

ENGLISH SUMMARY : The classical transportation problem is concerned with the distribution of a single commodity from a group of supply centres or sources, to a group of demand centres or destinations. The amount of commodity ...

The existence of planar hypotraceable oriented graphs

Van Aardt, Susan A.; Burger, Alewyn Petrus; Frick, Marietjie (Discrete Mathematics & amp; Theoretical Computer Science, 2017)

A digraph is \emph{traceable} if it has a path that visits every vertex. A digraph D is \emph{hypotraceable} if D is not traceable but D−v is traceable for every vertex v∈V(D). It is known that there exists a planar ...

Automated examination timetabling with application to Stellenbosch University

Van Rooyen, Charles (Stellenbosch : Stellenbosch University, 2018-12)

ENGLISH SUMMARY : The examination timetabling problem (ETP) consists of scheduling the examination papers of students in such a way that no student is required to write two or more examination papers at the same time in ...

An evaluation of demand and capacity planning processes – a qualitative case study on completely-knocked-down vehicles at Mercedes-Benz Cars

Chemendy, Natascha (Stellenbosch : Stellenbosch University, 2018-03)

ENGLISH SUMMARY : Sales and operations planning (S&OP) describes an integrated business management process, enabling management to achieve cross-functional focus and alignment throughout an organisation. This process plays ...

Identifying temperature breaks in the export cold chain of navel oranges : a Western Cape case

Khumalo, Gculisile (Stellenbosch : Stellenbosch University, 2018-03)

ENGLISH SUMMARY : The South African citrus industry contributes significantly to the exportation of fresh fruit annually. South Africa is among the top-ten citrus producing countries in the world and it is the second largest ...

Meta-heuristic solution approaches to the portfolio optimisation problem

Senekal, Bryce Evans (Stellenbosch : Stellenbosch University, 2018-03)

ENGLISH SUMMARY : The portfolio optimisation problem is a well documented and researched combinatorial problem in the financial and operations research fields. The problem definition is defined as having to decide on which ...

High lift movement in a storage rack system

Baard, Pierre Stephan (Stellenbosch : Stellenbosch University, 2018-03)

ENGLISH SUMMARY : With the growing competitive global economy new techniques need to be adopted for distribution of goods. Companies are searching for efficient distribution methods to improve customer service. Due to an ...

Road infrastructure improvement for efficient utilisation of the agricultural potential : a case study of Morogoro, Tanzania

Fungo, Emmanuel (Stellenbosch : Stellenbosch University, 2018-03)

ENGLISH SUMMARY : The Morogoro region in Tanzania is endowed with diverse sources of water, fertile land and a good climate, suitable for crop cultivation. Only 29 percent of the arable area, however, is used for agricultural ...

Dietary intake of the urban Black population of Cape Town : the cardiovascular risk in black South Africans (CRIBSA) study

Steyn, Nelia P.; Jaffer, Nasreen; Nel, Johanna; Levitt, Naomi; Steyn, Krisela; Lombard, Carl; Peer, Nasheeta (MDPI, 2016)

Introduction: To determine dietary intake of 19 to 64 years old urban Africans in Cape Town in 2009 and examine the changes between 1990 and 2009. Methods: A representative cross-sectional sample (n = 544), stratified by ...

Affordability and subsidies in urban public transport: assessing the impact of public transport affordability on subsidy allocation in Cape Town

Piek, Jaco (Stellenbosch : Stellenbosch University, 2017-12)

ENGLISH SUMMARY : Cape Town is characterised by high commuting costs and high travel times due to a spatial mismatch between housing and jobs, as a result of apartheid planning policies. This dissertation investigated the ...