Introduction to Hydrogen Technologies
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A major opportunity is identified for sorption-enhanced ammonia synthesis in the context of green hydrogen technologies.
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The high-fidelity numerical model could potentially serve as an advanced tool for engineers and scientists to carefully design, optimize, and guide-the scale up and commercialization of novel solar particle receivers, particle heat exchangers, and various other industrial applications such as solar gasification (syngas) and green hydrogen technologies.
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The annual report of the Institute for Nuclear and Energy Technologies of KIT summarizes its research activities and provides some highlights of each working group, like thermal-hydraulic analyses for fusion reactors, accident analyses for light water reactors, and research on innovative energy technologies: liquid metal technologies for energy conversion, hydrogen technologies and geothermal power plants.
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Development of scientific and engineering solutions to improve the reliability of power supply of stand-alone systems and mitigate the environmental burden by using hydrogen technologies for energy storage.
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It reviews recent developments of hydrogen technologies, their social, industrial, and environmental standing, as well as the stage of transitioning economies of both advanced and beginner countries.
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A major opportunity is identified for sorption-enhanced ammonia synthesis in the context of green hydrogen technologies.
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To have an impact on the global energy system, hydrogen technologies must be deployed with greater urgency.
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The wide range of these findings reflects the large uncertainties in estimates of how hydrogen technologies will develop over the course of the next thirty years.
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It was highlighted that application of the transborder carbon tax, hydrogen technologies and announced decarbonization can become instruments of effective impact resulting in considerable decrease of market of both energy and coking coals.
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Despite ongoing efforts, hydrogen technologies are often assessed focusing on their global warming potential while overlooking other impacts, or at most including additional metrics that are not easily interpretable.
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Hydrogen technologies have received increased attention in research and development to foster the shift towards carbon-neutral energy systems.
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The deployment of hydrogen technologies promises major contributions to fulfilling the economy's significant energy needs while also reducing urban pollution emissions and the overall carbon footprint and moving towards a circular economy.
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While the abatement cost vastly exceeds current European emission certificate prices, a sensitivity analysis shows that projected future developments in Power-to-Hydrogen technologies can greatly reduce the direct CO2 abatement cost to 54 EUR/t CO2-eq.
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Yet, for the implementation of hydrogen technologies on a large scale it is necessary to consider social acceptance.
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Hydrogen technologies are emerging technologies that, with sufficient policy support, can also become established and provide valuable energy services.
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This article discusses the prospects for the use of hydrogen technologies in conjunction with renewable energy sources.
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The energy efficiency of buildings can be improved by using hydrogen technologies, such as fuel cells, hydrogen gas turbines, innovative hydrogen storage and distribution systems, etc.
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— One of the promising areas of applying hydrogen technologies in power engineering is to increase the capacity utilization factor and efficiency of turbine units by means of hydrogen–oxygen steam generators for superheating the working medium under the conditions in which the surplus electricity generated at power plants during the periods of daily and seasonal reduction in electric power consumption can be used for generating hydrogen.
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In this review, catalyst materials along with the hydrogen technologies investigated for CHC applications were discussed.
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Therefore, the article analyzes the problems of electricity that can be solved through the use of hydrogen technologies.
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This Ga-based plasmon-catalytic platform expands the application of supported plasmon-catalysis to hydrogen technologies, including reversible fast hydrogen sensing in a timescale of a few seconds with a limit of detection as low as 5 ppm and in a broad temperature range from room-temperature up to 600 °C while remaining stable and reusable over an extended period of time.
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Consider the use of hydrogen technologies in energy.
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In this work, an experimental energetic system with implemented hydrogen technologies was developed.
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The purpose of this paper is to obtain relevant data on materials that are the most commonly used in fuel-cell and hydrogen technologies.
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This article deals with the design and implementation of regulation and visualization of the cooling system of hydrogen technologies in the research unit CENET (Centre of Energy Utilization of Non-traditional Energy Sources) at VSB-TU Ostrava.
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We also address pertinent knowledge, experimental gaps, and point to future perspectives to further improve the development of photocatalytic-driven hydrogen technologies.
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This publication provides a brief overview of the materials of developments in promising areas of hydrogen energy and hydrogen technologies carried out by scientists and specialists at the National Research Center "Kurchatov Institute", in particular: - plasma, plasma-chemical, beam technologies, hydrogen energy technologies to ensure environmental safety and environmental protection, including: methods and technologies based on plasma-chemical processes for the processing and synthesis of organic compounds, modeling of plasma and plasma-chemical processes; development of plasma-melt technologies for gasification of solid organic raw materials, • development of a plasmatron complex for waste processing; elements of hydrogen (atomic-hydrogen) energy, including plasma ones, which ensure an increase in energy efficiency and environmental safety in energy (including renewable energy) in transport; • plasma catalytic systems for the conversion of organic fuels; fuel cells and electrolytic cells with solid polymer electrolyte; • membrane and membrane catalytic systems for hydrogen production and purification; nanostructured electrocatalysts; ensuring hydrogen safety.
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One possibility to reduce such uncertainty (besides storage and employing hydrogen technologies) is spatiotemporally diversified allocation of renewable power capacities which (alongside with the transmission infrastructure) should guarantee that the power demand is met at any given time with a certain (high) probability.
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Hydrogen technologies could be the pathway to mitigate the afore-mentioned issues providing bi-directional energy exchange as in the case of reversible solid oxide cells or interacting with other sectors such as transport by fuelling fuel cell vehicles by means of H2 produced by electrolysers.
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Hydrogen is one of the modern energy carriers, but its storage and practical use of the newest hydrogen technologies in real operation conditions still is a task of future investigations.
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This paper reviews the current progress and outlook of hydrogen technologies and their application in power systems for hydrogen production, re-electrification and storage.
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The article presents a brief history of the development of engine building and a description of hydrogen technologies in engines.
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In particular, the increased interest in hydrogen technologies observed in the world, as one of the most promising high-tech areas of energy development, and an increase in the share of the installed capacity of generation facilities based on renewable energy sources determine the prospects for the development of hydrogen production by the electrolysis of water.
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In this context, hydrogen technologies are a promising alternative to work towards this goal.
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Two weeks later, the national hydrogen strategy was announced urging all involved stakeholders to delve into the deployment of large-scale clean hydrogen technologies.
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Finally, current project activities are described to provide a clear understanding of both the status and trajectory of hybrid and hydrogen technologies in the established context.
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The work utilizing plasma-assisted doping technique provides new insights into the surface engineering of photo-responsive semiconductors for the development of emerging hydrogen technologies.
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To increase the efficiency of energy resources, operational reliability, loss reduction and environmental safety the possibilities of trigeneration are considered with application of fuel cells, hydrogen technologies and RE-components that are expedient to use for additional electric energy production.
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Due to the high volatility of energy generation and the related dynamic interdependencies within a factory system, a valid technical, economic and environmental evaluation of benefits induced by hydrogen technologies can only be achieved using digital factory models.
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Fossil fuel consumption rate is on decline as a consequence of environmental issues, whilst current implementation of pure hydrogen technologies presents several technical barriers.
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Please enjoy the following summary of three selected papers on the role of natural gas in fuel-switching; carbon capture, use, and storage (CCUS); and hydrogen technologies that deliver the dual challenge of providing more energy with less GHG emission.
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One of the approaches to green energy of interest in recent years is through the use of hydrogen technologies in which the waste product of combustion is water rather than carbon dioxide, nitrous oxides, and other pollutants generated by the burning of hydrocarbon fuels.
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The results reveal that: (i) Japan’s share of emissions from industries may increase by 2050, highlighting the difficulties in achieving industrial decarbonization under the prevailing industrial policies; (ii) the emission reduction in steelmaking will play a key role, which can be achieved by the implementation of carbon capture and expansion of hydrogen technologies after 2040; (iii) even under mitigation scenarios, electrification and the use of biomass use in Japan’s industries will continue to be limited in 2050, suggesting a low possibility of large-scale fuel switching or end-use decarbonization.
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The reasons are the unprecedented pace of development of hydrogen technologies.
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The present paper analyzes an innovative energy system based on a hydrogen station, as the core of a smart energy production center, where the produced hydrogen is then used in different hydrogen technologies adopted and installed nearby the station.
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Summary Advanced hydrogen technologies contribute essentially to the decarbonization of our industrialized world.
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The paper adopted analytical models of energy generation of fuel cell and hydrogen technologies and further performs their assessment using HOMER software.
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Finally, two methods to evaluate the efficiency of biohydrogen technologies are explained in Section 1.
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The installation of charging stations for electric vehicles or use of hydrogen technologies and modern storage systems can provide grid balance.
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To analyze the prospects of integrating hydrogen technologies into the traditional directions of development of the electric power industry in the world and Russia.
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Currently, the use of new energy vehicles operating on green sustainable hydrogen technologies, such as batteries or fuel cells, has been the focus for reducing the mobility induced emissions.
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The high-fidelity numerical model could potentially serve as an advanced tool for engineers and scientists to carefully design, optimize, and guide-the scale up and commercialization of novel solar particle receivers, particle heat exchangers, and various other industrial applications such as solar gasification (syngas) and green hydrogen technologies.
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Hydrogen storage is an important technology for the promotion of fuel cell and hydrogen technologies in applications such as transportation, portable power, and stationary power.
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The scenario does not include hydrogen technologies for heat supply.
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Development of hydrogen technologies and fuel cells in Ukraine have a long history, also.
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The production of chemical fuels is at the heart of sustainable hydrogen technologies.
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The paper also presents the results of country-specific case studies considering different nuclear reactors and hydrogen technologies.
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Understanding the impact of biohydrogen technologies on the environment is a key factor in deciding which technologies to employ for making efficient use of our energy resources, while tackling climate change.
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Furthermore, compares conventional fuels to re-newable hydrogen technologies and focuses on the hydrogen combustion engines together with hydrogen storage and application in transportation.
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In the particular case of hydrogen technologies, the activities of the platform are mainly focused on supporting the new Fuel Cells and Hydrogen Joint Undertaking (FCH JU) initiative involving regions and cities.
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Hydrogen storage is widely recognized as one of the biggest not solved problem within hydrogen technologies.
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Nine different renewable energy systems are considered based on photovoltaic (PV), wind turbines (WT) and combinations thereof, including battery banks and hydrogen technologies.
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Hydrogen technologies can play an important role in decarbonising our energy system in a variety of ways across the energy value chain.
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Next, the technical characteristics of PEM hydrogen technologies and their potential uses within the electrical power system are discussed to evaluate their adequacy to the requirements of ancillary services markets.
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Renewable hydrogen technologies are promising for alternative energy, but are encumbered by the kinetics of electrochemical reactions in harsh conditions.
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Hydrogen produced by electrolysis offers a promising solution to these challenges, although the willingness to invest in hydrogen technologies requires the identification of competitive and climate-friendly pathways in the long run.
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While some embrittlement mechanisms have been proposed (especially for Fe), the behavior of dissolved hydrogen and impact on material properties is not fully understood in many systems relevant to hydrogen technologies.
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The key advantage of this technology is that a complete conversion of organic waste to hydrogen can be achieved theoretically unlike other biohydrogen technologies that are limited by their theoretical conversion efficiencies.
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This study aims to show the extent of consequence analysis influence on overall quantitative risk assessment of hydrogen technologies and propose a systematic approach for integration of overall results.
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Although activities in hydrogen technologies in the Czech Republic date back to the 60'ies of the 20th century, significant progress in research and implementation appeared only in the 21st century.
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Fuel cell and green hydrogen technologies are a promising option to decarbonize HDVs, as their fast refueling and long vehicle ranges are in line with current logistic operation concepts.
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Increasing the efficiency of hydrogen cycles at NPPs ensures the further development of environmentally friendly energy based on nuclear-hydrogen technologies and the possibility of efficient loading of NPPs in condition of an uneven schedule of power consumption in the country's energy systems.
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