Ndizihiwe

Mechanical engineering
Male27 y/oSales Engineer/Country Manager/Automation Engineer/Electrical Engineer/Thermal Design Engineer/Electronic/Electrical Engineer/Instrumentation Engineer/Smart Manufacturing Management/Quality Management Engineer/Quality Management/Reliability Engineer/Quality Inspector/Tester/Failure Analysis Engineer/Product Certification Engineer/Process Management/Industry Research/Sales Manager/Supervisor/Business Manager/Supervisor/Account ManagerLive in ChinaNationality Rwandese
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Work experience

  • Engineering products Sourcing Agent

    重庆汇美禾芙工程咨询有限公司
    2025.07-Current(9 months)
    • Sourced and evaluated international products and suppliers, ensuring quality, compliance, and competitive pricing. • Coordinated shipments and logistics, managing timelines and documentation for delivery to Africa and Southeast Asia. • Completed research and project-based studies to analyze options, evaluate performance, and summarize results for decision-making. • Collaborated with diverse teams online, strengthening communication, coordination, and follow-through skills to achieve project goals efficiently.
  • Sourcing Agent

    Ever Vista Ltd
    2016.02-2017.08(2 years)
    • Sourced consumer goods and construction materials from Chinese suppliers, ensuring product quality, cost competitiveness, and compliance with requirements. • Conducted supplier research and evaluation, comparing pricing, specifications, and production capabilities to support purchasing decisions. • Coordinated with suppliers on quotations, samples, and order specifications, maintaining clear communication throughout the sourcing process. • Assisted with logistics and shipment coordination, including documentation and delivery timelines for international orders. • Developed practical experience in cross-border communication, negotiation basics, and supply chain operations.

Projects

  • Modeling and Simulation of Supercapacitor-Enhanced Offshore Wind-to-Hydrogen Pathway for Renewable Energy Utilization

    Associate Researcher
    2025.01-2025.07(7 months)
    * Simulated offshore wind power station integrating turbines for power generation, supercapacitor storage, and electrolysis for hydrogen/oxygen production from water, enabling sustainable green energy for daily use. * Generated variable wind power (e.g., 5–20 MW peaks) stored in supercapacitors for rapid charge/discharge, achieving 95%+ efficiency. * Utilized stored energy for water electrolysis, producing H2 at rates up to 100–500 kg/hour with 60–70% system efficiency. * Reduced intermittency issues, ensuring stable H2 supply for fuel cells or transport, cutting fossil fuel reliance by 50–80%. * Promoted net-zero goals with zero-emission cycle, scalable for coastal communities, and economic viability through low-maintenance design.
  • Comparative Study and Optimization of Forced Air and Immersion Cooling Techniques for High-Capacity Lithium-Ion Batteries

    Lead Researcher
    2024.03-2025.02(a year)
    * Designed and evaluated a hybrid cooling system combining forced air convection and dielectric fluid immersion to manage heat in high-capacity Li-ion battery packs during high-rate charge/discharge. * Achieved 20–50% reduction in maximum battery temperature compared to forced air alone (e.g., 10–20°C lower at 2–5C rates). * Reduced peak temperature rise by up to 15–30°C and temperature non-uniformity (ΔT) by 50–80% vs. air cooling, maintaining cells below 40°C. * Improved thermal uniformity and heat dissipation efficiency, enabling higher discharge rates (up to 5C) without excessive hotspots or degradation. * Enhanced battery safety, lifespan, and performance for EV/energy storage applications, with potential energy savings and reduced thermal runaway risk.
  • Advanced Phase Change Material Application for Sustainable Energy Conservation and Load Management

    Researcher
    2023.07-2024.03(9 months)
    * Developed PCM integration for building envelopes/thermal storage to enable latent heat-based energy conservation and load management. * Achieved 15–35% reduction in annual heating/cooling energy use. * Reduced peak demand by 20–40% and shifted loads by several hours. * Lowered indoor peak temperatures by 1–5°C (up to 7°C optimized), improving comfort and reducing HVAC reliance. * Advanced sustainability with lower CO₂ emissions, net-zero support, and economic benefits via energy savings and potential 15–25% HVAC downsizing.
  • Design and Fabrication of PDMS-Integrated MEMS Pressure Sensors for Wearable Medical Devices

    Lead researcher
    2022.06-2023.04(a year)
    * Designed and tested a flexible MEMS pressure sensor using PDMS islands for medical applications, enabling high-sensitivity, biocompatible tactile detection. * Fabricated sensor with PDMS microstructures on flexible substrates to achieve conformal contact and reliable pressure measurement. * Demonstrated high sensitivity, low hysteresis, and wide dynamic range suitable for wearable health monitoring or prosthetics. * Validated performance through controlled pressure testing, showing accurate response for biomedical use cases. * Advanced flexible electronics for non-invasive medical sensing with potential for real-time physiological monitoring.

Educational experience

  • University of Electronic Science and Technology of China (UESTC)

    Mechanical Engineering
    2023.09-2025.07(2 years)
    • Simulated offshore wind energy conversion systems in Modelica, integrating supercapacitor energy storage and electrolysis for green hydrogen production. • Designed and analyzed power flow and efficiency from wind generation to hydrogen production systems to support sustainable energy applications. • Experimentally developed and validated large capacity Li-ion battery pack thermal models under varying charge/discharge conditions. • Evaluated and compared advanced cooling strategies (forced air and immersion cooling) through simulations and experimental validation to enhance battery safety and performance. • Modeled PCM-based thermal energy storage systems, demonstrating improved heat management and potential applications in EV battery thermal control.
  • University of Electronic Science and Technology of China (UESTC)

    Mechanical Designs, manufacturing and Automation
    2019.09-2023.06(4 years)
    • Designed and simulated a flexible PDMS-based pressure sensor using COMSOL Multiphysics for potential medical applications. • Analyzed sensor performance under different pressure conditions, focusing on sensitivity, flexibility, and durability. • Demonstrated the potential of biocompatible materials in next-generation medical sensing devices.
  • Guilin University of Technology

    Chinese Language
    2017.09-2019.07(2 years)
    • Completed formal Mandarin Chinese studies, earning a certificate and ranking among the top students in the class. • Developed strong spoken and reading Mandarin proficiency, applied in academic and cross-cultural communication settings. • Actively participated in Chinese cultural activities, including dragon dancing and calligraphy, enhancing cross-cultural understanding and engagement.

Languages

English
Fluent
Chinese (Mandarin)
Good
French
Fluent

Certificates

HSK 5
2025.11
IELTS
2022.01
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