Transmission, Distribution & Storage
Relationship Between Clay Minerals and Microorganims in Underground Hydrogen Storage Reservoirs: A Mini Review
Feb 2025
Publication
Hydrogen (H2) will play a vital role in the global shift towards sustainable energy systems. Due to the high cost and challenges associated with storing hydrogen in large quantities for industrial applications Underground Hydrogen Storage (UHS) in geological formations has emerged as a promising solution. Clay minerals abundant in subsurface environments play a critical role in UHS by providing low permeability cation exchange capacity and stability Read More
Techno-economic Assessment of a Solar-powered Green Hydrogen Storage Concept Based on Reversible Solid Oxide Cells for Residential Micro-grid: A Case Study in Calgary
Feb 2025
Publication
Solar photovoltaic (PV)-based electricity production has gained significant attention for residential applications in recent years. However the sustainability and economic feasibility of PV systems are highly dependent on their grid-connected opportunities which may diminish with the increasing penetration of renewable energy sources into the grid. Therefore securing reliable energy storage is crucial for both grid-connected and off-grid PV-based reside Read More
A Design Guide to Tapered Conformable Pressure Tanks for Liquid Hydrogen Storage
Feb 2025
Publication
Liquid hydrogen has the potential to significantly reduce in-flight carbon emissions in the aviation industry. Among the most promising aircraft configurations for future hydrogen-powered aviation are the blended wing body and the pure flying wing configurations. However their tapered and flattened airframe designs pose a challenge in accommodating liquid hydrogen storage tanks. This paper presents a design guide to tapered conformable pressure t Read More
Is Renewable Energy Storage Sustainable? A Review
Jan 2025
Publication
Transformation of energy supply systems into green intensifies the use of renewable energy sources. Renewables cannot continuously supply energy. Therefore energy storage systems are very important in the whole system of generation and distribution. Anyway energy storage systems have many issues in terms of sustainability. This paper classified energy storage and analyzed issues in their sustainability solutions. In addition it determines the key Read More
Study of Thermal Behavior on Multi-tank Cascade System for Ship-borne Hydrogen Storage Tank Using a New Design Configuration
Feb 2025
Publication
Hydrogen tanks (HT) with different connection modes are an integral part of the shipborne hydrogen fuel cell system. To ensure the safe and reliable operation of the shipborne multi-tank cascade system this study innovatively develops 3D models of four different connection modes for the shipborne multi-tank cascade system namely Type-22 Type-211 Type-121 and Type-112. Through computational fluid dynamics (CFD) numerical simulation the vari 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
Exploring Advanced Nanostructures and Functional Materials for Efficient Hydrogen Storage: A Theoretical Investigation on Mechanisms, Adsorption Process, and Future Directions
Feb 2025
Publication
Hydrogen is a promising candidate for renewable energy storage and transportation due to its high energy density and zero carbon emissions. Its practical applications face challenges related to safe efficient storage and release systems. This review article investigates advanced nanostructured materials for hydrogen storage including metal acetylide and cyanide complexes BN-doped γ-graphyne nanotubes (γ-GNT) lithium-phosphide double helices an Read More
A Review on Applicability, Limitations, and Improvements of Polymeric Materials in High-Pressure Hydrogen Gas Atmospheres
Feb 2021
Publication
Typically polymeric materials experience material degradation anddamage over time in harsh environments. Improved understandingof the physical and chemical processes associated with possibledamage modes intended in high-pressure hydrogen gas exposedatmospheres will help to select and develop materials well suited forapplications fulfilling future energy demands in hydrogen as anenergy carrier. In high-pressure hydrogen gas exposure co Read More
Safety Margin on the Ductile to Brittle Transition Temperature after Hydrogen Embrittlement on X65 Steel
Jan 2022
Publication
Hydrogen embrittlement is a phenomenon that affects the mechanical properties of steels intended for hydrogen transportation. One affected by this embrittlement is the Ductile to Brittle Transition Temperature (DBTT) which characterizes the change in the failure mode of the steel from ductile to brittle. This temperature is conventionally defined and compared to the operating temperature as an acceptability criterion for codes. Transition tempera Read More
Hydrogen Embrittlement of Low Carbon Structural Steel
Jun 2014
Publication
Hydrogen embrittlement (HE) of steels is extremely interesting topic in many industrial applications while a predictive physical model still does not exist. A number of studies carried out in the world are unambiguous confirmation of that statement. Bearing in mind multiple effects of hydrogen in certain metals the specific mechanism of hydrogen embrittlement is manifested depending on the experimental conditions. In this paper structural low carbon st Read More
Systematic Evaluation of Physicochemical Properties for the Selection of Alternative Liquid Organic Hydrogen Carriers
Jan 2023
Publication
Chemical hydrogen storage is a key step for establishing hydrogen as a main energy vector. For this purpose liquid organic hydrogen carriers (LOHCs) present the outstanding advantage of allowing a safe efficient and high-density hydrogen storage being also highly compatible with existing transport infrastructures. Typical LOHCs are organic compounds able to be hydrogenated and dehydrogenated at mild conditions enabling the hydrogen storage and releas Read More
Large-Scale H2 Storage and Transport with Liquid Organic Hydrogen Carrier Technology: Insights into Current Project Developments and the Future Outlook
Jan 2024
Publication
The green hydrogen economy is evolving rapidly accompanied by the need to establish trading routes on a global scale. Currently several technologies arecompeting for a leadership role in future hydrogen value chains. Within thiscontext liquid organic hydrogen carrier (LOHC) technology represents an excellent solution for large-scale storage and safe transportation of hydrogen.This article presents LOHC technology recent progress as well as fur Read More
Hydrogen Storage Potential in Natural Gas Deposits in the Polish Lowlands
Jan 2024
Publication
In the future the development of a zero-carbon economy will require large-scale hydrogen storage. This article addresses hydrogen storage capacities a critical issue for large-scale hydrogen storage in geological structures. The aim of this paper is to present a methodology to evaluate the potential for hydrogen storage in depleted natural gas reservoirs and estimate the capacity and energy of stored hydrogen. The estimates took into account th Read More
Aromatic Liquid Organic Hydrogen Carriers for Hydrogen Storage and Release
Apr 2023
Publication
Hydrogen production from renewable energy sources has the potential to significantly reduce the carbon footprint of critical economic sectors that rely heavily on fossil fuels. Liquid organic hydrogen carrier (LOHC) technology has the capability to overcome the limitations associated with conventional hydrogen storage technologies. To date dibenzyltoluene and benzyltoluene are the benchmark LOHC molecules due to the unique hydrogen stora Read More
Research Sites of the H2STORE Project and the Relevance of Lithological Variations for Hydrogen Storage at Depths
Sep 2013
Publication
The H2STORE collaborative project investigates potential geohydraulic petrophysical mineralogical microbiological and geochemical interactions induced by the injection of hydrogen into depleted gas reservoirs and CO2- and town gas storage sites. In this context the University of Jena performs mineralogical and geochemical investigations on reservoir and cap rocks to evaluate the relevance of preferential sedimentological features which will control fluid ( Read More
A Cost-Optimizing Analysis of Energy Storage Technologies and Transmission Lines for Decarbonizing the UK Power System by 2035
Mar 2025
Publication
The UK net zero strategy aims to fully decarbonize the power system by 2035 anticipating a 40–60% increase in demand due to the growing electrification of the transport and heating sectors over the next thirteen years. This paper provides a detailed technical and economic analysis of the role of energy storage technologies and transmission lines in balancing the power system amidst large shares of intermittent renewable energy generation. The analysis Read More
A Review of Analogue Case Studies Relevant to Large-scale Underground Hydrogen Storage
Feb 2024
Publication
Underground Hydrogen Storage (UHS) has gathered interest over the past decade as an efficient means of storing energy. Although a significant number of research and demonstration projects have sought to understand the associated technical challenges it is yet to be achieved on commercial scales. We highlight case studies from town gas and blended hydrogen storage focusing on leakage pathways and hydrogen reactivity. Experience from heliu Read More
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