Ashley Dillon Toth

Experience

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  Transnet Engineering (TE), National Ports Durban

  Dec 2013 - Dec 2013

  Engineer in Training

  Computational analysis involving the king pin and bogie loading/forces on a 61 ton multipurpose trailer.Verification of the capacity of a 20 ton skip by empirical formulae and basic workshop skills.

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  Transnet Engineering, Research and Development.

  Dec 2014 - Jan 2015

  Engineer in Training

  Verification on the stresses calculated on a wheelset by a self-developed stress-calculator created by Theo Govender.King pin and bogie loading/forces generation using empirical formulae and basic structural analysis on a truck trailer.Basic welding and quality inspection with specifically drawn up check sheets.

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  UKZN, Aerospace Systems Research Group (ASReG),

  Nov 2015 - Dec 2015

  Graduate Engineer

  Researched and identified whether a mathematical model, developed by Julia Bilbao & Argimiro De Miguel, representing UV-B irradiation, emitted by the sun over selected regions in Spain, was compared with the UV-B irradiation measured at the University of Stellenbosch.

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  Transnet Freight Rail

  May 2016 - now

  Mechanical Engineer

  Offered expertise in design reviews, manufacturing quality control audits, and engineering change control management for vehicle manufacturing, ensuring the highest standards of quality and performance in rail infrastructure.Mentored and guided engineers throughout their journey to becoming registered professional engineers, providing valuable mentorship and management.Developed a multi-criteria decision-making model based on critical criteria specific to the South African railway industry to identify part candidates that benefit from being produced using the AM technology.Designed and implemented a comprehensive software toolkit to empower rail design engineers in selecting, designing, optimising, and 3D printing functional end-use replacement parts for legacy railway rolling stock and rail infrastructure components.Leading the expansion of the South African Additive Manufacturing Road Map into the Railway Industry.Spearheading the development of a comprehensive additive manufacturing framework tailored for the railway sector, inclusive of a state-of-the-art smart maintenance factory for digital maintenance operations.Pioneering advancements in Railway Tribology by designing and overseeing the production of an electronic wayside lubricator in-house.Utilizing research and numerical methods to optimize rail lubrication regimes, effectively reducing rail and wheel wear, particularly around sharp curves.Proficiently developed and managed a maintenance database, leveraging VBA, Excel, and Microsoft PowerApps, to streamline wayside lubricator maintenance procedures.Conducted an in-depth investigation into the stress field generated within railway tracks due to wheel-rail interaction, employing advanced multi-body dynamic simulations and Finite Element Analysis (FEA) for precise contact patch analysis. Show less