• Integration of Multi-State Systems in a series of EPQ models for deteriorating products 

  Kapya, Tshinangi Fabrice (University of Pretoria, 2024-04-11)

  This thesis contains a collection of problems dealing with the modelling and optimisation of multi-state production systems, hence addressing challenges within the broader category of flexible manufacturing. These systems ...
• Heuristic solutions to minimise makespan in a hybrid flow shop scheduling environment with energy consumption constraints in steel making 

  Baloi, Brighton Miyelani (University of Pretoria, 2024-02-14)

  Due to its advantage over other alternative energy efficient methods in cost savings, there has been an increasing interest in applying energy efficient scheduling in energy intensive industries faced with a conundrum of ...
• Development of a lean six sigma framework for identification and minimisation of inefficiencies in construction projects. 

  Mophethe, Modiehi Mathabo Mirriam (University of Pretoria, 2024-02-15)

  Introduction: This dissertation has focused on the systematic identification, analysis, and reduction of inefficiencies within the construction project domain through the utilisation of Lean Six Sigma. With the construction ...
• Dynamic system evaluation of fluctuating processor raw material on value chain financial sustainability 

  Ottermann, Helga (University of Pretoria, 2023)

  As the global population grows, food self-sufficiency in developing countries becomes increasingly important and difficult (FAO, 2023). Due to variables like weather, agricultural production remains volatile, providing ...
• A sustainable operations management model in a non-profit organisation 

  Harmse, Martha Fredricka Petronella (University of Pretoria, 2023)

  The sustainability of a non-profit organisation (NPO) in the South African education and research sector must be improved. Previously they had significant impact, but became under severe stress especially during COVID-19. ...
• Optimum predictive modelling, holistic integration and analysis of energy sources mix for power generation and sustainability in developing economies : a case of the Nigerian power system 

  Ibrahim, Hanif Auwal (University of Pretoria, 2023)

  Nigeria being the most populous black nation on earth, with a high birth rate and growing industrial, commercial, transportation, and agricultural activities has been caught up with the dilemma of insufficient power ...
• Development of an integrated system of solution for decision support of crop health diagnosis : case of a machine learning enabled unmanned aerial vehicle 

  Olivier, Rachel Elizabeth (University of Pretoria, 2023)

  The agricultural sector developed a need to utilise technology to make informed decisions about crops. Remote sensing technologies, which typically utilises satellite, airborne, or ground-based sensors, has been increasingly ...
• Assessment of the lean frameworks and barriers in implementing lean manufacturing in South African manufacturing industries 

  Mbewe, Josephine Koketso (University of Pretoria, 2022)

  Global competition and high customer expectations have forced manufacturing organizations to always consider ways in which they can be competitive, adaptive, and resilient in the face of change. Lean manufacturing is one ...
• Identifying the key decisional aspects for multifocal financial service providers in South Africa 

  Schnetler, Henry Ignatius (University of Pretoria, 2022)

  In South Africa during the last decade, the topic of Financial Service Providers (FSPs) has received significant attention from practitioners and associations, but limited academic literature exists on the topic. In 2012 ...
• The impact of the Lean-Green philosophy on Zimbabwean manufacturing industry 

  Machingura, Tinotenda (University of Pretoria, 2023)

  Due to the pressure of global competitiveness and its local ramifications on manufacturing businesses in the global south, many organisations are struggling to be both profitable and environmentally compliant as local ...
• Effective prepositioning of relief inventory for humanitarian operations in the Central African Region 

  Ngunjiri, Justus (University of Pretoria, 2023)

  Inventory management is a crucial aspect of humanitarian operations. Various inventory models and policies have been developed over the years to improve the efficiency of humanitarian inventory management. These models ...
• An economic order quantity model for imperfect and deteriorating items with freshness and inventory level-dependent demand 

  Coghlan, Deidre Ann (University of Pretoria, 2023)

  Consumer purchasing behaviour is influenced by many factors. Depending on the circumstances, these factors may become relevant drivers of important supply chain decisions. Expiration dates have an influence on the purchasing ...
• Integrated Modelling of Functional Capabilities and Reliability Analysis of Outdoor Autonomous Vehicle Intelligence 

  Ndlovu, Brain Ndumiso (University of Pretoria, 2023)

  The autonomous vehicles concept and development were founded in the 1980s, but they became more famous and advanced more than a decade ago. Autonomous vehicles were created due to the advancement of different technologies, ...
• Towards adapting nexus for practical use to elucidate inter-team dependencies : a large-scale agile case study 

  Christopher, Lauren Alisa (University of Pretoria, 2022)

  Agile methodologies were originally created for small, collated teams; but large enterprises saw and wanted the benefits of agile for their projects that consisted of multiple developers, who may even be globally distributed. ...
• A participative modelling tool supporting the story card method 

  Opperman, Petra (University of Pretoria, 2022)

  When business-oriented software needs to be developed within a scaled context, the story card method (SCM) assists in structuring emerging software requirements within a taxonomy that represents enterprise operation. ...
• A lot-sizing model for a multi-state system with deteriorating items, variable production rate and imperfect quality 

  Kapya, Tshinangi Fabrice (University of Pretoria, 2022-02-14)

  The management and control of inventory has become a core part of management, which plays a significant role through achieving efficient and profitable operations of a business organization. Hence, considerable efforts ...
• Mobile robot optimum trajectory Development using a hybrid reactive navigation model 

  Ngwenya, Thabang (University of Pretoria, 2021)

  Path planning for mobile robot navigation in workspaces with varying obstacles complexity levels was addressed in this research. The domain problem is that for a specific class of obstacles referred to as the concave shaped ...
• Strategic location modelling for reaction vehicles of the private security industry in South Africa 

  Kellerman, Rikus (University of Pretoria, 2014-08)

  Since the early 1960s location problems have been used throughout various industries and in various countries. During recent years the field of location problems has become increasingly popular due to the fact that it is ...
• System dynamics modelling for sensitivity analysis evaluation of driving factors on decoupled aquaponic systems in South Africa 

  Roux, Adriaan J. G. (University of Pretoria, 2022)

  Despite being water and energy proficient, the practice of aquaponics has remained underdeveloped and underutilized in a water scarce society like the Republic of South Africa. As the population of humans on the globe ...
• Extracting input data for residential waste collection capacitated arc routing problems 

  Steyn, Llewellyn James (University of Pretoria, 2021)

  Residential waste collection is an essential but expensive public service provided by governments throughout the world. A key contributor to the cost of waste management is collection cost, making the potential for cost ...

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