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Governance of Future-making: Green Hydrogen in Namibia and South Africa
Feb 2025
Publication
The green-hydrogen sector has created considerable expectations in the Global South about export-oriented development and industrial path creation. However whether and how these expectations are really materializing requires further scrutiny. This article develops a conceptual approach that we call governance of futuremaking. Thereby we want to understand how actors try to coordinate their expectations about future economic development Read More
Hydrogen Pipelines and Embrittlement in Gaseous Environments: An Up-to-date Review
Mar 2025
Publication
Pipelines represent the most economical and efficient means for transporting hydrogen in large volumes across vast distances contributing to accelerated realization of hydrogen economy. Nowadays the development of hydrogen pipeline projects including repurposing existing pipelines for hydrogen service has become a global interest especially in those major energy-producing and energy-consuming countries. However steel pipelines are susceptible to Read More
Standalone and System-level Perspectives on Hydrogen-based Sustainable Aviation Fuel Pathways for Denmark
Mar 2025
Publication
Aviation is one of the most challenging sectors to electrify directly due to its high energy density demands. Hydrogen offers a pathway for indirect electrification in such sectors enabling sustainable aviation fuels (SAF) production when combined with a carbon source. SAF produced via methanol or Fischer-Tropsch (FT) synthesis (e-SAF) has higher volumetric density than hydrogen remains liquid under standard conditions and can be used as a Read More
Challenges and Opportunities in Green Hydrogen Supply Chain through Metaheuristic Optimisation
May 2023
Publication
A comprehensive analysis of the green hydrogen supply chain is presented in this paper encompassing production storage transportation and consumption with a focus on the application of metaheuristic optimization. The challenges associated with each stage are highlighted and the potential of metaheuristic optimization methods to address these challenges is discussed. The primary method of green hydrogen production water electrolysis through ren Read More
Offshore Facilities to Produce Hydrogen
Jun 2017
Publication
As a result of international agreements on the reduction of CO2 emissions new technologies using hydrogen are being developed. Hydrogen despite being the most abundant element in Nature cannot be found in its pure state. Water is one of the most abundant sources of hydrogen on the planet. The proposal here is to use energy from the sea in order to obtain hydrogen from water. If plants to obtain hydrogen were to be placed in the ocean the impact Read More
Review - Engineering Challenges in Green Hydrogen Production Systems
May 2022
Publication
Today hydrogen (H2) is overwhelmingly produced through steam methane reforming (SMR) of natural gas which emits about 12 kg of carbon dioxide (CO2) for 1 kg of H2 (∼12 kg-CO2/kg-H2). Water electrolysis offers an alternative for H2 production but today’s electrolyzers consume over 55 kWh of electricity for 1 kg of H2 (>55 kWh/kg-H2). Electric grid-powered water electrolysis would emit less CO2 than the SMR process when the carbon intensity for grid Read More
Comparison of Hydrogen Specification in National Standards in China
Oct 2019
Publication
Hydrogen specifications for different scenarios are various. Based on national standards for China a comparison of hydrogen specification standards is discussed in this paper including specification standards for industrial hydrogen pure hydrogen high pure hydrogen ultrapure hydrogen hydrogen for electronic industry and hydrogen for PEM FCVs. Hydrogen purity for electronic industry is greater than that for industrial hydrogen pure hydrogen Read More
Investment Needs of European Energy Infrastructure to Enable a Decarbonised Economy
Jan 2025
Publication
The aim of this project is to identify the investment requirements for energy infrastructure across each TEN-E infrastructure category as well as for non-TEN-E electricity transmission and distribution infrastructure in order to enable a decarbonised economy in the EU. It also evaluates the need for EU financial support and explores possible forms of EU funding to address the identified needs within the scope of this study's assessment.
Delivering the EU Green Deal: Progress Towards Targets 2025
Jan 2025
Publication
This report provides a comprehensive assessment of progress towards the European Green Deal (EGD) the European Union’s transformative agenda for achieving climate neutrality by 2050. The analysis encompasses 154 quantifiable targets from 44 policy documents between 2019 and 2024 across key sectors such as climate energy circular economy transport agriculture and food ecosystems and biodiversity water soil and air pollution. The study Read More
Sustainable Supply Chain and Industrialisation of Hydrogen Technologies, Summary Report 2024
Jan 2024
Publication
This report delves into the European renewable hydrogen supply chain to offer recommendations for Europe to become a leader in the hydrogen economy.
Overall Strategic Analysis of Clean Energy Technology in the European Union
Jan 2025
Publication
This report by the Clean Energy Technology Observatory (CETO) provides an updated strategic analysis of the EU clean energy technology sector. The EU's renewable share in gross final energy consumption rose to 24.5% in 2023 and to 44.7% of gross electricity consumption. The electrification rate however has remained almost unchanged at 26% over the decade to 2023 indicating slow progress on decarbonisation of transport and heating sectors. The E Read More
Hydrogen Production via Direct Seawater Electrolyisis, Literature Review
Jan 2025
Publication
Seawater electrolysis is a promising approach for sustainable hydrogen production that could alleviate the ever-growing demand for freshwater resources. This literature review synthesizes current research on direct seawater electrolysis drawing attention to advances in electrode materials catalyst efficiency and system design. Furthermore an overview of indirect seawater electrolysis is given as a benchmark. Key challenges including electrode corrosi Read More
An Economic and Environmental Assessment of Different Bus Powertrain Technologies in Public Transportation
Dec 2024
Publication
Hydrogen and electric buses are considered effective options for decarbonizing the public transportation sector positioning them as a leader in this transition. This study models the environmental and economic performances of a set of bus powertrain technologies considering a real case-study of suburban public transport in Italy and including fuel cell electric vehicles (FCEV) battery electric vehicles (BEV) biomethane-powered vehicles (CBM) natural gas (C Read More
Development of a Novel Thermochemical Cycle Without Electrolysis Step to Produce Hydrogen
Jan 2025
Publication
This study presents a new three-step Cu-Cl cycle that can operate with heat input without electrolysis. While the sensitivity analyses of the system are performed to evaluate the system performance through the Aspen Plus thermodynamic analyses of the system are performed with energetic and exergetic approaches. The highest exergy destruction among the components in the system was the decomposition reactor with a rate of 50.6%. Furtherm Read More
Improved Sliding Mode Temperature Control of Hydrogen Fuel Cells for Multirotor Drones
Jan 2025
Publication
This paper investigates the temperature control problem in hydrogen fuel cells based on the improved sliding mode control method specifically within the context of multirotor drone applications. The study focuses on constructing a control-oriented nonlinear thermal model which serves as a foundation for the subsequent development of a practical temperature regulation approach. Initially a novel sliding mode control strategy is proposed which significa Read More
Hydrogen for a Sustainable Europe
Nov 2024
Publication
This brochure provides a detailed overview of the EU’s funding mechanisms and an inspiring look at real projects managed by CINEA. These examples illustrate how diverse stakeholders from industry leaders to research institutions are translating hydrogen ambitions into impactful on-the-ground solutions that address both technological and societal needs.
Silica Aerogels as a Promising Vehicle for Effective Water Splitting for Hydrogen Production
Mar 2025
Publication
This comprehensive review explores silica aerogels and their application in environmental remediation. Due to rapid growth in the consumption of energy and water resources the purification of contaminated resources for use by humankind should be considered important. The primary objectives of this review are to assess the evolving landscape of silica aerogels their preparation and drying techniques and to discuss the main findings from a wide range Read More
Preliminary Safety Assessment of a Liquid Hydrogen Storage System for Commercial Aviation
Mar 2025
Publication
The development of liquid hydrogen storage systems is a key aspect to enable future clean air transportation. However safety analysis research for such systems is still limited and is hindered by the limited experience with liquid hydrogen storage in aviation. This paper presents the outcomes of a preliminary safety assessment applied to this new type of storage system accounting for the hazards of hydrogen. The methodology developed is based on ha Read More
The Potential of Green Hydrogen and Power-to-X to Decarbonize the Fertilizer Industry in Jordan
Mar 2025
Publication
Considering economic and environmental aspects this study explored the potential of replacing urea imports in Jordan with local production utilizing green hydrogen considering agricultural land distribution fertilizer need and hydrogen demand. The analysis estimated the 2023 urea imports at approximately 13991.37 tons and evaluated the corresponding costs under various market scenarios. The cost of urea imports was projected to range between Read More
Public Acceptance of the Underground Storage of Hydrogen: Lessons Learned from the Geological Storage of CO2
Mar 2025
Publication
The successful commercialisation of underground hydrogen storage (UHS) is contingent upon technological readiness and social acceptance. A lack of social acceptance inadequate policies/regulations an unreliable business case and environmental uncertainty have the potential to delay or prevent UHS commercialisation even in cases where it is ready. The technologies utilised for underground hydrogen and carbon dioxide storage are analogous. Read More
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