Department of Logistics
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Toward spatial justice : the spatial equity effects of a toll road in Cape Town, South Africa
(Center for Transportation Studies at the University of Minnesota, 2015)The present study sets out to provide an ex ante insight into the equity effects of a toll charge on the traffic diversions and geographical accessibility of work locations in the Cape Town metropolitan region, South Africa. ...
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Predicting the throughput of grain products at the multipurpose terminal at the Port of Cape Town
(AOSIS Publishing, 2016)ENGLISH SUMMARY : Background: Ports provide vital links in the maritime supply chains on which the trading of countries depend, and their efficiency and performance can contribute largely to the international competitiveness ...
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Freight corridor performance measurement system : a framework for South Africa
(AOSIS Publishing, 2016)ENGLISH SUMMARY : Background: On a national level, South Africa’s freight logistics industry is inefficient. The country ranks 36th out of 40 countries in terms of transport productivity (tonne kilometres as a ratio of ...
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The temperature profile of an apple supply chain : a case study of the Ceres district
(AOSIS Publishing, 2017)ENGLISH SUMMARY : Background: There is a logistical gap in the first section of the apple supply chain that affects the temperature profiles of apples further downstream in the supply chain. Objectives: This article’s ...
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The composite supply chain efficiency model : a case study of the Sishen-Saldanha supply chain
(AOSIS Publishing, 2016)ENGLISH SUMMARY : As South Africa strives to be a major force in global markets, it is essential that South African supply chains achieve and maintain a competitive advantage. One approach to achieving this is to ensure ...
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A logistics barometer for South Africa : towards sustainable freight mobility
(AOSIS Publishing, 2016)ENGLISH SUMMARY : Background: South Africa has a disproportionately high freight transport demand owing to industrial development far from ports, low domestic beneficiation and improper modal use. Historical freight ...
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Performance of a customised picking system in a fast moving consumer goods distribution centre
(Stellenbosch : Stellenbosch University, 2017-03)ENGLISH SUMMARY : In the business world the majority of industries need an efficient supply chain to get their products to their customers. An integral link in this supply chain is the distribution centre (DC) that collects ...
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Groener handelsroetes in die lynskeepsvaartbedryf
(Stellenbosch : Stellenbosch University, 2017-03)ENGLISH SUMMARY : This thesis presents a study on the environmental impact that the design of trade routes and fleet mix in the liner shipping industry has on the carbon emissions from operations. The optimal design of ...
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Choosing optimal reverse channel structures for the collection of used products
(Stellenbosch : Stellenbosch University, 2017-03)ENGLISH SUMMARY : The re-manufacturing of used products has become more important in literature and practice. Governmental legislation forces manufacturers to take care of their end-of-life products. Additionally, ...
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Patient flow and congestion in the out-patient department at Zithulele Hospital
(Stellenbosch : Stellenbosch University, 2016-12)ENGLISH SUMMARY : This thesis considers the causes and effects of congestion in the out-patient department (OPD) at Zithulele hospital, a rural healthcare facility located in the Eastern Cape province of South Africa. ...
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The relationship between stunting and overweight among children from South Africa : secondary analysis of the National Food Consumption Survey – Fortification Baseline I
(Health & Medical Publishing Group, 2016-01)ENGLISH SUMMARY : Background: Globally, in children the prevalence of overweight and obesity is increasing, and this is associated with an increased risk of noncommunicable diseases in adulthood. There is a need to examine ...
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Carton and volume forecasting from picking lines
(Stellenbosch : Stellenbosch University, 2017-03)ENGLISH SUMMARY : Supply chains consist of many stages and all these stages need to be managed. Being able to predict stock flow at any stage can be cost effective for the whole supply chain. In this thesis data from the ...
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Modelling South African traffic for large networks - an extension of the gravity model for traffic demand modelling
(Stellenbosch : Stellenbosch University, 2017-03)ENGLISH SUMMARY : Traffic congestion is a growing burden on society. Due to the complexity of modelling transportation, many approaches do not scale efficiently. Assumptions are made to estimate the locality and quantity ...
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On the solution of petrochemical blending problems with classical metaheuristics
(Operations Research Society of South Africa, 2016)ENGLISH SUMMARY : In this paper a comparison of classical metaheuristic techniques over different sizes of petrochemical blending problems is presented. Three problems are taken from the literature and used for initial ...
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The supply chain of relief materials: a guideline for container ports in Sub-Saharan Africa
(Stellenbosch : Stellenbosch University, 2016-12)ENGLISH SUMMARY : In a world of growing crisis, both natural and political, the operation of humanitarian organizations, which provide relief to critically affected communities, have become increasingly significant. With ...
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The development of a spatio-temporal model for water hyacinth, Eichhornia crassipes (Martius) Solms-Laubach (Pontederiaceae), biological control strategies
(Stellenbosch : Stellenbosch University, 2016-12)ENGLISH SUMMARY : The sustainable and cost-effective management of the notorious water hyacinth weed remains a challenge in South Africa. In this study, a reaction-diffusion model, consisting of a system of delayed partial ...
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Multiobjective in-core fuel management optimisation for nuclear research reactors
(Stellenbosch : Stellenbosch University, 2016-12)ENGLISH SUMMARY : The efficiency and effectiveness of fuel usage in a typical nuclear reactor is influenced by the specific arrangement of available fuel assemblies in the reactor core positions. This arrangement of ...
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SKU assignment to unidirectional picking lines using correlations
(Operations Research Society of South Africa, 2015-07)A real life order picking system consisting of a set of unidirectional picking lines is inves- tigated. Batches of stock keeping units (SKUs) are processed in waves defined as a set of SKUs and their corresponding store ...
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A review of dietary surveys in the adult South African population from 2000 to 2015
(MDPI, 2015-09)One serious concern of health policymakers in South Africa is the fact that there is no national data on the dietary intake of adult South Africans. The only national dietary study was done in children in 1999. Hence, it ...
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An analysis of the influence of logistics activities on the export cold chain of temperature sensitive fruit through the Port of Cape Town
(AOSIS Publishing, 2015-09)Background: South Africa exports a large variety of different fruit types and cultivars worldwide. Yet, there is concern in the South African fruit industry that too much fruit and money is lost each year due to breaks ...
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Provincial logistics costs in South Africas Western Cape province : microcosm of national freight logistics challenges
(AOSIS Publishing, 2015-09)Background: Logistics costs are most commonly measured on a national level. An understanding of the provincial logistics landscape can add significant value both to provincial and national policy interventions; such ...
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Assignment of stock keeping units to parallel unidirectional picking
(SAIIE, 2015-05)An order picking system consisting of a number of parallel unidirectional picking lines is investigated. Stock keeping units (SKUs) that are grouped by product type into distributions (DBNs) are assigned daily to available ...
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Added sugar, macro- and micronutrient intakes and anthropometry of children in a developing world context
(Public Library of Science, 2015)Objective: The objective of this study was to determine the relationship between added sugar and dietary diversity, micronutrient intakes and anthropometric status in a nationally representative study of children, 1–8.9 ...
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A multi-phase model to forecast congestion at Brazilian grain ports : a case study at the port of Paranagua
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: Port congestion occurs when the number of vessels arriving at a port within a given time frame exceeds the number of vessels that can be served during that time frame. At Brazilian grain ports, congestion ...
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Identifying packaging criteria for sustainable packaging design and development : towards packaging efficiency and packaging integration in the fruit juice industry of South Africa
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: It is difficult to satisfy all the needs of customers in a competitive industry such as the fruit juice market in South Africa. Customers may be dissatisfied with the product for different reasons, which ...
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Supply management and procurement at a South African FMCG company : a practical example of developing a decision support tool for managing direct material cost
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: One of the functions within the supply chain of manufacturing companies is the procurement of direct materials that are needed for the production of products sold to consumers. Even though the process of ...
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A multi-objective approach towards geospatial facility location
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: Applications of the sub-discipline of location science within the larger discipline of operations research include the location of important facilities, such as hospitals, re stations, libraries ...
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Measuring the effectiveness of allocation algorithms by means of simulation modelling
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: The allocation of stock to stores is one of the most important processes in the management of a retail chain. In the clothing industry, allocation decisions include, amongst other, the determination of ...
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Investigating the current supply chain sustainability reporting practices of South African organisations
(Stellenbosch : Stellenbosch University, 2016-03)ENGLISH ABSTRACT: The need for sustainable supply chain management has become a necessity given the growing impact of climate change and global warming. Given the limited literature on supply chain sustainability in South ...
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SKU assignment in a multiple picking line order picking system.
(Stellenbosch : Stellenbosch University, 2015-12)ENGLISH ABSTRACT: An order picking system in a distribution center (DC) owned by Pep Stores Ltd. (PEP) is investigated. Twelve unidirectional picking lines situated in the center of the DC are used to process all piece ...
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