Willie Le Grange

Experience

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  DRA Minerals

  Dec 2013 - Jan 2014

  Student Engineer

  CIL tank lining paint specification. The project involved doing research on current technology, and presenting a solution with technical and financial feasibility.

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  SynCybernetics

  Feb 2014 - Jul 2014

  Student Engineer

  Designed a solar panel test bench and successfully built and tested the test bench. Assisted in the setting up of inverters and PV solar panels.

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  M-tech Industrial

  Dec 2014 - Feb 2015

  Student Engineer

  Worked on various small projects that include valve optimization, air conditioning modelling and fault analysis, heat pump modelling (experimental work included) and the modelling of a large coal-fired power station. All these projects involved using the Flownex Simulation Environment.

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  Livewire Engineering and Consulting (Pty) Ltd

  Jan 2018 - Mar 2019

  System Engineer

  I started my professional engineer as a systems integrator in the smart metering industry. Work responsibilities included- Designed and developed a test bench for smart water metering devices, which included a water tank, pump, valve, and pressure sensor.- Built smart metering boxes that included wiring, lightning protection, logger, antenna, power supplies, etc. - Kamstrup water and electrical metering solutions for various commercial and industrial buildings. - Hexing prepaid metering solutions, EDMI metering solutions. - Bill comparisons and bill verifications for various tariffs systems. - Bill discrepancy analysis and municipal follow up to rectify problems. - Logger systems, RDAC, Kamstrup, Holosys, Inventia MT systems, etc. - Pressure, temperature and flow (steam, water, oil) measurement systems. - Power bi and business analytics tools to save power usage. I developed a dashboard and scoring system for the hostels of the North-West University to save electricity during the winter season. - Prepaid migration and service provider costing analysis. - Advanced Excel reporting for utility usage to various companies that used smart metering devices. - Experience in VSD and pumps. - Water and electricity budget for various companies that made use of smart metering devices (largest was a university with over 500 smart metering devices). - Worked on various "smart" metering design projects which include water, pressure, temperature and electricity metering. - Worked on Tenders for various projects. - Developed dashboard and reporting tools for meter usage. Show less

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  Flownex® SE

  Apr 2019 - Mar 2021

  Simulation Design Engineer

  I continued my professional career at M-Tech Industrial, more specifically in the business unit Flownex. Flownex is a fluid flow and heat transfer simulation software developed in an NQA-1 and ISO9001 environment. I was involved as being a verification and validation engineer, support related queries, consulting projects in the simulation software and marketing/sales related projects. Verification and validation of the following simulation models:- Compressor and pump components- Heat exchangers (finned tube, plate and shell & tube heat exchangers) - Single-phase and two-phase modelling - Pebble bed flow and heat transfer - Rotating nozzle and channel flow - Ducting components based on ASHRAE standards Consultation in the following projects: - Simulation models for a transient boiler system during start-up.- Control and flow modelling for an air-handling unit.- Data centre cooling circuit transient model during startup.Marketing related projects: - Presales requests/demos for HVAC, mining, turbomachinery, oil lubrication systems, sCO2 systems, hydrogen fuel cells, etc. Webinars: - Mechanical ventilator: https://youtu.be/SNRiKba3vks - sCO2: https://youtu.be/dkWzYTC3uik - HVAC: https://youtu.be/MFwtWhk_JbM - Mechanical ventilator control: https://youtu.be/C6Mavm2886c -Ventilation: https://youtu.be/C3XI4PA3As8 - Brochures and various case studies. Show less

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  Rubicon

  Mar 2021 - Jul 2024

  I am privileged to continue my professional career as an energy and analytics engineer in the dynamic market of Renewable and Sustainable technology. Key work responsibilities include- Engineering and Analytics consulting for EPC clients.- Design and feasibility for Grid Tie / Hybrid / Off Grid solar systems.- Design and feasibility for large battery storage systems (Tesla Megapack).- Commissioning for Renewable energy.- R&D for new Renewable tech in SA.- Project management for large EV charging infrastructure projects.- General project management and operational duties for EPC clients.2023 projects:Constantia 1 Microgrid - 500KW, 600kWhConstantia 2 Microgrid - 500kW, 400kWhStellenbosch Microgrid - 500kW, 600kWhStellenbosch Microgrid - 2 x 250kW, 600kWh (Containerized)Somerset West Microgrid - 250kW, 400kWh (Containerized)Bloemfontein Microgrid - 500kW, 600kWhPretoria Microgrid - 2 x 250kW, 600kWhMontague Gardens Microgrid - 250kW, 300kWh (Containerized)2022 projects:Saltriver Grid Tied Solar - 220kWKlapmuts Grid Tied Solar - 220kWV&A Waterfront Grid Tied Solar Carport - 8kW, 44KW AC (EV Chargers)Shoprite EV Chargers - 4 x 11KW ACConstantia Grid Tied Solar - 100kWRichmond Park Microgrid - 100kW, 200kWh2021 projects:Stellenbosch Microgrid - 48kW, 60kWh Claremont EV Charger - 100kW DCCentury City EV Charger - 100kW DCClaremont Grid Tied Solar - 110kW Show less

  • Lead Project Engineer

    Mar 2024 - Jul 2024

  • Energy Project Engineer

    Mar 2021 - Feb 2024