Rahim Zahedi | Energy and Environment | Best Researcher Award

Assist. Prof. Dr. Rahim Zahedi | Energy and Environment | Best Researcher Award

Assistant Professor, University of Tehran, Iran

Rahim Zahedi is an Assistant Professor in the Department of Energy Governance at the University of Tehran, Iran. He is a highly accomplished energy systems engineer and researcher, with notable contributions in the areas of renewable energy modeling, life cycle assessment (LCA), and thermal sciences. With over 120 peer-reviewed ISI publications and numerous national and international awards to his credit, Dr. Zahedi stands out as a global leader in sustainable energy research. He is frequently recognized for his academic excellence, including his inclusion in Stanford University’s global list of the top 2% of scientists.

Professional Profiles

ORCID | Google Scholar

Education

Dr. Zahedi’s academic journey reflects deep specialization in mechanical and energy systems engineering. He holds a PhD in Energy Systems Engineering from the University of Tehran, where his doctoral work focused on the “4E analysis of a sustainable hybrid system for providing optimized water, energy, food and environment nexus.” He previously earned his MSc in Energy Systems Engineering from Iran University of Science and Technology, conducting exergy-economic analysis and optimization studies on integrated renewable cycles. His academic foundation was laid with a BSc in Mechanical Engineering from the same institution. Currently, he is pursuing a postdoctoral fellowship focused on thermoeconomic analysis of solar-derived Organic Rankine Cycles integrated with thermal storage systems.

Experience

Since 2024, Dr. Zahedi has served as a full-time Assistant Professor at the University of Tehran. His teaching portfolio includes graduate-level courses such as Renewable Energy Potential Assessment, Carbon Capture Technologies, Energy Systems in Buildings, and Life Cycle Assessment of Energy Systems. From 2021 to 2023, he was a guest assistant professor at Islamic Azad University, where he taught various advanced subjects including Energy Management in Buildings and Wind Energy Technologies. His early academic career includes extensive teaching assistantship roles at Iran University of Science and Technology, contributing to both undergraduate and graduate-level engineering courses.

Research Focus

Dr. Zahedi’s research is rooted in interdisciplinary energy systems analysis, with a core emphasis on renewable energy integration, energy modeling, life cycle assessment (LCA), and sustainable infrastructure. His work has advanced theoretical and applied knowledge in hybrid energy systems, exergy analysis, energy policy, and optimization models for energy and environmental applications. He also specializes in building energy modeling (BEM), with substantial contributions to the thermodynamic and economic performance evaluation of solar-thermal and bioenergy systems. His projects frequently intersect environmental impact studies and economic feasibility assessments to develop scalable, sustainable energy solutions.

Awards and Honors

Dr. Zahedi’s work has been widely recognized by national and international organizations. He was awarded the 2023 JTACC-V4 Young Scientist Award for being the world’s top emerging scientist in thermal sciences and received the prestigious 2024 Alborz Prize, often referred to as the “Iranian Nobel Prize.” He has also won Iran’s National Renewable Energy Award and was named the country’s Best Young Researcher in Energy. His doctoral dissertation was selected as the Best Thesis in Energy Management, and he ranked first in multiple national competitions, including Iran’s PhD entrance exam in energy systems engineering and industrial innovation contests. Furthermore, Dr. Zahedi was recognized as the Most Cited Author in Energy Science and Engineering journal from 2021 to 2024 and was named among the top 2% scientists worldwide by Stanford University in 2023.

Publication Top Notes

Title: Technical, Economic, and Environmental Evaluation and Optimization of the Hybrid Solar-Wind Power Generation with Desalination
Journal: Case Studies in Thermal Engineering
Authors: Seyed Taher Kermani Alghorayshi, Milad Imandoust, Ali Montazeri, Rahim Zahedi

Summary:
The paper evaluates a hybrid renewable energy system combining solar and wind with desalination technology. It optimizes performance based on technical, economic, and environmental criteria, showing its viability for clean energy and water generation in remote or arid regions.

Title: A Comprehensive Review of the Performance and Principle of Fluidized Bed Heat Exchangers with Solar Energy as Thermal Source
Journal: Energy Reports
Authors: Rahim Zahedi, Abolfazl Ahmadi

Summary:
This review outlines the design principles, efficiency factors, and environmental benefits of fluidized bed heat exchangers using solar thermal energy, highlighting their potential in sustainable thermal systems.

Title: Environmental Sustainability Assessment of Urban Development Indicators
Journal: Journal of The Institution of Engineers (India): Series A
Authors: Sahar Hamed Shamaee, Hossein Yousefi, Rahim Zahedi

Summary:
This paper proposes a set of urban sustainability indicators to assess environmental impacts of development. It aids urban planners in designing greener and more sustainable cities.

Title: Practical and Numerical Analysis of Solar-Assisted Anaerobic Digestion System for Cold Regions
Journal: Case Studies in Chemical and Environmental Engineering
Authors: Younes Noorollahi, Leila Niazi, Rahim Zahedi

Summary:
This study analyzes the integration of solar thermal energy with anaerobic digestion for cold climates. It demonstrates improved biogas production and system efficiency under low-temperature conditions.

Title: A New Model for Allocating Subsidies to Power Distribution Companies for Loss Reduction
Journal: Expert Systems with Applications
Authors: Aidin Shaghaghi, Mohammad Taghi Tahooneh, Vahid Rezaei, Reza Dashti, Rahim Zahedi

Summary:
The article introduces a data-driven model to allocate financial subsidies to power distribution companies. It prioritizes loss reduction and performance improvement using artificial intelligence and decision-support systems.

Conclusion

Dr. Rahim Zahedi is a distinguished academic, researcher, and innovator whose work significantly contributes to the global pursuit of sustainable energy systems. With a prolific record of scholarly output, a multitude of prestigious awards, and a dynamic role in both academia and industry, he exemplifies excellence in engineering and energy governance. His multidisciplinary approach bridges theory and practice, offering impactful solutions for complex energy and environmental challenges. As a thought leader in energy systems modeling and sustainable infrastructure, Dr. Zahedi continues to influence the field and mentor the next generation of energy scientists.

Ziqu Ouyang | Coal-Fired Power | Best Researcher Award

Prof. Ziqu Ouyang | Coal-Fired Power | Best Researcher Award

Professor, Institute of Engineering Thermophysics, Chinese Academy of Sciences, China

Professor Ouyang Ziqu is a distinguished Doctor of Engineering and a leading researcher at the Institute of Engineering Thermophysics, Chinese Academy of Sciences (CAS). He is widely recognized for his pioneering work in clean and efficient coal combustion, new combustion theories, and emission control technologies. As an excellent member of the Youth Promotion Association of CAS, Professor Ouyang plays a key role in driving scientific innovation and sustainable energy solutions in China and globally.

Professional Profile

Scopus Profile

Education

Professor Ouyang began his academic journey at the prestigious University of Chinese Academy of Sciences, where he pursued advanced studies in engineering thermophysics. From 2009 to 2014, he undertook rigorous doctoral research, which laid a strong foundation for his future contributions to combustion science and environmental engineering. His education at one of China’s foremost institutions prepared him to become a thought leader in the energy research landscape.

Experience

Following the completion of his doctorate in 2014, Professor Ouyang embarked on a decade-long career at the Institute of Engineering Thermophysics, CAS. He advanced rapidly through academic ranks—beginning as an assistant professor, then associate professor, and eventually achieving full professorship. Throughout this progression, he has consistently demonstrated leadership in research projects, mentoring young scholars, and collaborating across interdisciplinary teams to address critical energy and environmental challenges.

Research Focus

Professor Ouyang has dedicated his career to advancing technologies that enhance energy efficiency while minimizing environmental impact. His primary research focuses on clean coal combustion technology, novel combustion mechanisms, and integrated pollutant emission control. His work has provided significant breakthroughs in understanding and improving the thermodynamics of coal-based energy systems. These contributions are vital for energy sustainability and climate change mitigation, particularly in regions where coal remains a dominant energy source.

Awards & Honors

Professor Ouyang’s groundbreaking work has earned him multiple prestigious accolades. He received the Outstanding Scientific and Technological Achievement Award from the Chinese Academy of Sciences, recognizing his high-impact innovations in combustion technology. Additionally, he was awarded the First Prize of Science and Technology from the Coal Industry Association for his contributions to energy efficiency and emission control. These honors reflect his prominent status in the field and his dedication to research that drives real-world applications.

Publication Top Notes

Experimental Study on Peak Shaving Operations for Efficient Pulverized Coal Combustion and Working Fluid Coordination
Journal: Fuel
Year: 2026
Summary: This study investigates the effects of peak shaving operations on pulverized coal combustion efficiency and working fluid coordination. The experimental results demonstrate how adjusting load and thermal input can stabilize combustion performance under fluctuating grid demands. This research supports dynamic power system integration while maintaining high combustion efficiency.

Corrigendum to: ‘Wide-load Combustion Characteristics of Lean Coal Tangential Preheating Combustion’ [Energy 323 (2025) 135845]
Journal: Energy
Year: 2025
Summary: This corrigendum addresses corrections to a previously published study on wide-load combustion in tangential preheating systems for lean coal. The clarification further emphasizes the system’s performance across variable load conditions and enhances the data accuracy for future modeling and industrial application.

Exploration on Feasibility of Novel Purification-Combustion Technology in Activation, High-Efficiency Combustion and NOx Emission Reduction of Typical Low-Quality Carbonaceous Fuels
Journal: Journal of the Energy Institute
Year: 2025
Summary: This article evaluates a novel purification-combustion technology designed to enhance combustion efficiency and significantly reduce NOx emissions from low-quality fuels. Through activation treatment and staged combustion, the study showcases improved burnout rates and emission performance, providing a pathway for sustainable use of inferior coals.

Experimental Study on Two-Stage Modification, Combustion and NOx Emission Characteristics of Pulverized Coal in a Purification-Combustion Reaction System
Journal: Journal of Thermal Science
Year: 2025
Summary: This research explores a two-stage modification system applied to pulverized coal before combustion. Results reveal improved reactivity and reduced NOx emissions under optimized conditions. The paper provides a detailed reaction mechanism analysis and supports industrial application in retrofitting conventional coal-fired units.

Study on Combustion and NOx Emission Characteristics of Low-Quality Coal with Wide Load Based on Fuel Modification
Journal: Energies (Open Access)
Year: 2025
Summary: Focused on the wide-load combustion behavior of low-quality coal, this open-access study employs fuel modification techniques to maintain combustion stability and minimize NOx formation. It offers a comprehensive examination of the impacts of load variability on thermal performance and environmental output, contributing to flexible power generation strategies.

Wide-load Combustion Characteristics of Lean Coal Tangential Preheating Combustion
Journal: Energy
Year: 2025
Summary: This foundational study introduces a tangential preheating combustion system for lean coal, allowing efficient and stable operation across a broad load range. The research details flame structure, heat transfer patterns, and emission dynamics, making it a valuable reference for scalable clean-coal technology development.

Conclusion

Professor Ouyang Ziqu exemplifies the ideals of scientific innovation, academic excellence, and national service. His work in clean combustion and environmental protection stands at the intersection of cutting-edge research and pressing societal needs. Through his deep commitment to cleaner energy technologies, he contributes to China’s and the world’s sustainable development goals. With a strong academic record, significant real-world impact, and national-level recognitions, Professor Ouyang is a worthy candidate for this prestigious award.