GX & Decarbonization Research

Joseph Sekhar Santhappan, Maria Rajesh Antony, Arun S. Gopinath

This study optimizes a hydrogen production system using sewage sludge gasification and solar PV in Oman, processing 125,000 m3/day of wastewater. It can generate 370 kg of hydrogen daily at $2.9-4.7/kg, with 60.4% biopower penetration under…

Ayodeji Stephen Adekanbi, Chima Stephen Okeke, James A. Carton

This paper examines the role of low-carbon hydrogen, particularly blue hydrogen, in ensuring a just energy transition for developing countries. It argues that while green hydrogen is the ideal long-term solution, its high cost and nascent i…

Omata David Omakoji, Gil Christ Zinsou, Afefa Mireille Akoumany

This study assesses the feasibility of hydrogen production targets in Nigeria's Energy Transition Plan. While the country has abundant solar, wind, and natural gas resources for green and blue hydrogen, the lack of a detailed hydrogen polic…

Mario Pagliaro

This study investigates hydrogen energy research in Italy in the bioeconomy era, highlighting upcoming projects such as the world's first H2-powered ship, a green H2 pipeline for buses, green ammonia production in Saudi Arabia using Italian…

Xin Zhou, Yaning Wang, Dongrui Zhang +10

This study proposes a novel Heat Recovery Multi-Stage Seawater Vacuum Distillation for Electrolytic Water and Ammonia Generation Process (HR-SDEA) that integrates waste heat recovery, multi-stage desalination, and ammonia synthesis for modu…

Hong-Wen Wang, Liang-Ying Huang

This paper reviews a closed-loop system for sustainable hydrogen production via aluminum-water reaction, coupled with renewable energy-driven recycling of byproducts. It offers high energy density (29.7 kJ/g), ambient operation, and zero di…

Youxin Chen, Kuan Zhang, Nian Liu

This paper proposes a hybrid time-scale production simulation method for electricity-hydrogen integrated systems. It models green hydrogen production efficiency-power-time characteristics and electrolyzer lifespan degradation. A state-space…

Chipeng Zhen, Xinglong Feng, Jianxin Lei +3

This paper proposes an adaptive robust dispatch framework for integrated energy systems with variable hydrogen blending (0-20%) and tiered carbon trading. It integrates biomass co-firing, CCS, and P2G to close the carbon cycle. Simulation r…

A. Temimi, A. Eid, Kaouthar Souki +1

This paper analyzes how major GCC oil companies are reinventing their energy leadership by transitioning from hydrocarbons to hydrogen. It highlights large-scale investments in hydrogen technology and international partnerships, signaling a…

Atheer Al-Musawi, Kyuman Kim, Klaudia Wagner +3

This study demonstrates that coating Ni electrodes with patterned PTFE islands reduces overpotential for hydrogen production by 0.15-0.21 V, boosting hydrogen generation rate ~20-fold. The low surface energy of PTFE causes hydrogen bubbles …

Yilin Wu, Peng-an Chen

This paper proposes a hybrid water electrolysis approach that replaces the conventional oxygen evolution reaction (OER) with value-added chemical synthesis at the anode, aiming to improve energy efficiency and economic viability for renewab…

Yiwei Qiu, Qingjie Sun, Yangjun Zeng +11

This study integrates molten-salt thermal energy storage (MS-TES) into the Haber-Bosch ammonia synthesis loop for renewable power-to-ammonia systems. It develops a coordinated electro-hydrogen-thermal scheduling framework that decouples hyd…

Chengzhi Xie, P. Dehghanian, A. Estebsari +3

This paper proposes a bilevel collaborative planning model to resolve conflicts between offshore wind farm (OWF) owners and seaport power distribution network (PDN) operators in hydrogen infrastructure expansion. The OWF owner (leader) opti…

Zhongtian Li, Patrik Hilber, Zhengmao Li +2

This paper proposes a two-stage stochastic programming model for optimizing green multi-energy airport microgrids (MEAM) that integrate electricity, hydrogen, and thermal energy. It uses copula to capture climatic correlations and an adapte…

Anurag Bajpai, B. Ratzker, P. Cavaliere +1

This paper develops a framework to infer reaction and transport timescales from reduction trajectories for hydrogen-based direct reduction, showing that internal diffusion dominates at intermediate to high conversion. Temperature and hydrog…

R. Mulik, Porpatham E, A. Senthilkumar

This paper develops a high-fidelity mathematical model of a hydrogen PEM fuel cell electric vehicle and implements a Genetic Algorithm-based Energy Management Strategy (EMS). The GA-EMS optimizes power split between fuel cell and battery, a…

Ying Wang, Xun Dong, Jian Wang

This paper proposes an optimization design method for a solar-wind-hydrogen hybrid energy system using NSGA-II and entropy-weight TOPSIS. The multi-objective approach balances cost, efficiency, and environmental impact, enabling effective s…

Enrico Sola, Niccolò Fantasia, M. Puglia +4

This study simulates an integrated system converting viticulture residues (prunings and stalks) into hydrogen via pretreatment, gasification, and upgrading. Four supply scenarios show that combining both residues yields the highest hydrogen…

Deepankumar S, Senthil Kumar K L

This study explores hydrothermal liquefaction and gasification of industrial waste algae for biofuel and hydrogen production, using AI-assisted optimization to enhance process efficiency. Experimental data combined with machine learning mod…

Haoshuai Jia, Hai Jiang, Wangyinhao Chen +2

This paper benchmarks China's wind and solar policy to estimate optimal subsidy intensity for hydrogen energy. It constructs a model showing an 18% learning rate achieves balance, and proposes policies including green hydrogen certification…