Dhemaied Rahma

Engineer in Energy Systems and Clean Technologies with a focus on developing innovative and sustainable energy solutions. Proven expertise in renewable energy, energy efficiency, and electric mobility. Extensive experience in designing and optimizing solar and wind energy systems, smart grids, and conducting comprehensive energy audits. Skills in complex system integration, carbon footprint reduction, and deploying solutions aligned with Industry 4.0 standards. Specializes in waste-to-energy solutions, leveraging waste valorization technologies to enhance sustainability and promote a circular economy.

• Expanding the application of recycled concrete aggregates for road construction, CSCE 2024, Niagara Falls
• Global perspectives on recycled concrete aggregates: a comprehensive review of worldwide applications and best practices, SMAR 2024, Italy
• 1st Place in the YouTubers Contest, CRIB 2024: Video summarizing the valorization of recycled aggregates in road construction.
• Organized a multi-stakeholder workshop (academics, industry professionals) on challenges in implementing recycled aggregates in Quebec.

• Valorization of Recycled Concrete Aggregates for Quebec Roads, 05/01/23, 11/01/24, Led an innovative project on recycling construction and demolition waste in road construction., Optimized physical and mechanical properties through advanced characterization., Conducted ASTM-compliant analyses for sustainable construction material qualification., Developed test protocols and specific quality control methodologies., Coordinated laboratory testing and statistical data processing., Mastered sustainable material analysis techniques, technical standards, and circular economy principles., Demonstrated leadership in managing innovative projects and sustainable development.
• Waste Valorization for Building Energy Efficiency, 04/01/22, 08/01/22, Directed an innovative project integrating agricultural waste into construction materials., Developed an optimized method for producing durable cement-bonded particleboards., Fully characterized the physical-mechanical properties of the materials., Collaborated closely with the IRDA (Research and Development Institute for Agro-environment)., Published findings at the 11th International Conference on Intelligent Infrastructure Monitoring.
• Biomethane Production via Biomass Anaerobic Digestion, 09/01/20, 08/01/21, Developed a national strategy for biogas production from organic waste., Analyzed and optimized methanation processes to maximize energy yields., Conducted case studies on Tunisia's key waste treatment facilities., Created innovative solutions for the energy valorization of municipal and industrial waste., Assessed environmental impacts and economic modeling for biomethanation projects.
• Photovoltaic and Energy Transition, 06/01/21, 08/01/21, Designed and optimized high-energy-performance photovoltaic systems., Performed detailed technical studies: site analyses, production simulations, grid connection studies., Drafted technical specifications and supervised installations., Led a pioneering electric vehicle charging infrastructure project in Tunisia., Implemented monitoring systems to optimize performance.
• Vertical Axis Wind Turbine Optimization: Aerodynamics and Control, 09/01/20, 08/01/21, Designed an advanced aerodynamic model for vertical axis wind turbines in Matlab-Simulink., Conducted an in-depth performance analysis under variable and turbulent wind conditions., Developed control algorithms to optimize energy production., Simulated fluid-structure interactions and analyzed mechanical constraints., Created a production prediction tool for different configurations.
• CNC Precision Programming and Machining, 06/01/20, 08/01/20, Programmed and operated CNC machine tools., Produced complex components through high-precision milling, tapping, and drilling., Ensured quality control and adherence to dimensional tolerances.