high temperature gas-cooled reactor hydrogen production and energy storage
An overview of high-temperature gas-cooled reactors
Abstract. High-temperature gas-cooled reactors (HTGRs) are nuclear reactors with helium coolant, graphite moderator, and all-ceramic clad fuel elements with core outlet temperatures up to 700°C–1000°C. Compared to conventional light water reactors, HTGRs offer inherent safety, high power generation efficiency, and, in …
Conceptual design of hydrogen production system with thermochemical water-splitting iodine–sulphur process utilizing heat from the high ...
Japan Atomic Energy Agency (JAEA) has launched the preliminary design of a hydrogen production system based on Japan''s first high-temperature gas-cooled reactor high temperature engineering test ...
Fuelling the future: A review of non-renewable hydrogen production and storage …
An extremely copper-supported high-temperature gas-cooled nuclear reactor plant is designed for a maximum chlorine and hydrogen production rate of 0.82 kg/s. 1.85 The optimization of energy generation and hydrogen production has been conducted in a 2022
Thermo-economic analysis and optimization of the very high temperature gas-cooled reactor-based nuclear hydrogen production …
The research results showed that this CueCl cycle-based nuclear hydrogen production system could supply 86.5 mol/s of compressed hydrogen and 60.4 MW of electrical power simultaneously. Wang et al ...
Study of two innovative hydrogen and electricity co-production systems based on very-high-temperature gas-cooled reactors …
The very-high-temperature gas-cooled reactor (VHTR) is a fourth-generation nuclear reactor characterized by impressive inherent safety; its outlet temperature can be 950 C or even higher [5,6]. Hence, the VHTR can generate electricity efficiently and provide high-grade process heat for petroleum, chemical, and other fields …
Nuclear Hydrogen Reactor: Japan''s Next Generation, Earth-friendly Energy …
If CO2 is emitted in the production of hydrogen, it is rendered meaningless. And even if it is not, energy is wasted when production efficiency is low. In fact, Japan has developed hydrogen production technology that overcomes these drawbacks. The high-temperature gas-cooled reactor (HTGR) is the next generation of nuclear power generation that ...
Study of two innovative hydrogen and electricity co-production systems based on very-high-temperature gas-cooled reactors …
The very-high-temperature gas-cooled reactor (VHTR) is a fourth-generation nuclear reactor characterized by impressive inherent safety; its outlet temperature can be 950 C or even higher [5, 6]. Hence, the VHTR can generate electricity efficiently and provide high-grade process heat for petroleum, chemical, and other fields [ …
Simulation of a high-temperature gas-cooled reactor coupled high-temperature electrolytic large-scale hydrogen production …
CAO Junwen,QIN Xiangfu,HU Yikun, et al. Simulation of a high-temperature gas-cooled reactor coupled high-temperature electrolytic large-scale hydrogen production system[J]. Journal of Tsinghua University(Science and Technology), 2023, 63(8): 1246-1256.
Thermo-economic analysis and optimization of the very high temperature gas-cooled reactor-based nuclear hydrogen production …
DOI: 10.1016/J.IJHYDENE.2021.07.060 Corpus ID: 238792513 Thermo-economic analysis and optimization of the very high temperature gas-cooled reactor-based nuclear hydrogen production system using copper-chlorine cycle The production of "green hydrogen" is ...
Nuclear Hydrogen Production Based on High Temperature Gas Cooled Reactor …
Nuclear hydrogen production is one of the most prospective approaches for efficient, massive and CO2-free hydrogen production, while the high temperature gas cooled reactor (HTGR) which has been intensively developed in China is considered as the most suitable reactor type for nuclear hydrogen production. Currently, the HTGR …
Research on two novel hydrogen-electricity-heat polygeneration systems using very-high-temperature gas-cooled reactor …
Thermo-economic analysis and optimization of the very high temperature gas-cooled reactor-based nuclear hydrogen production system using copper-chlorine cycle Int J Hydrogen Energy, 46 ( 62 ) ( 2021 ), pp. 31563 - 31585
R&D on commercial high temperature gas-cooled reactor
Abstract. High temperature gas-cooled reactor (HTGR) can be used in various ways such as hydrogen production and process heat supply as well as power generation. For the commercial HTGR, R&D on the system, and safety designs, key components for heat application and advanced fuel have been carried out by JAEA as …
Sustainable hydrogen production: Technological advancements and economic …
Advancements have been evident in the H 2 energy sector. With a production cost of $2.50/kg, H 2 can unlock 8% of the global energy demand [ 38 ]. Further developments are expected to lower production costs to $1.80/kg by 2030 when H 2 would fulfil 15–18% of the energy demand based on current estimates [ 39 ].
High Temperature Nuclear Reactors for Hydrogen Production
NGNP Concept for Large-Scale Centralized Nuclear Hydrogen Production based on High-Temperature Steam Electrolysis. Direct coupled to HTGR reactor for electrical power and process heat. 600 MWth reactor could produce ~85 million SCFD hydrogen (similar to a large steam methane reforming plant) and 42 million SCFD oxygen.
Thermo-economic analysis and optimization of the very high temperature gas-cooled reactor-based nuclear hydrogen production …
An improved very high temperature gas-cooled reactor (VHTR) and copper-chlorine (Cu–Cl) cycle-based nuclear hydrogen production system is proposed and investigated in this paper, in order to reveal the unknown thermo-economic characteristics of the system ...
Current status of high temperature gas-cooled reactor …
High temperature gas-cooled reactor (HTGR) is a graphite-moderated, helium-cooled, thermal reactor that can be used for various industrial applications including power generation, hydrogen production, high-temperature steam supply, etc. due to its inherent safe characteristics and high temperature heat supply capability.
High-temperature gas-cooled reactor
High-temperature gas-cooled reactor. A high-temperature gas-cooled reactor (HTGR) is a type of gas-cooled nuclear reactor which use uranium fuel and graphite moderation to produce very high reactor core output temperatures. [1] All existing HTGR reactors use helium coolant. The reactor core can be either a "prismatic block" (reminiscent of a ...
HIGH-TEMPERATURE GAS-COOLED REACTORS – ENERGY SOURCE FOR INDUSTRIAL PRODUCTION OF HYDROGEN
HTGR is a nuclear technology that can supply high-tem- perature heat for producing hydrogen. HTGR technology is highly safe and efficiently produces electricity while keeping environmental effects to a minimum. Today, the electrolysis of water and steam conversion of methane for subsequent stages – thermochemical decom- position of water and ...
Overview of high temperature gas-cooled reactor
Keywords. A high temperature gas-cooled reactor (HTGR) is a nuclear reactor that can supply high temperature heat energy of 750°C–950°C by using a spherical fuel coated with ceramics such as carbon and silicon carbide, inert helium gas as a coolant, and graphite as a moderator. At present, a light water reactor (LWR) is mainly …
Present and Projected Developments in Hydrogen Production: A …
This study examines the major exergy factors, which include feedstock characteristics, gasification temperature, biomass concentration, reactor pressure, residence time, and reaction catalyst. The energy efficiency gains of hydrogen production, according to the findings, are primarily in the 0.04–42.05 percent range.
Dynamical modeling and coordinated control design of a multimodular nuclear power-hydrogen …
DOI: 10.1016/j.enconman.2022.116369 Corpus ID: 253133109 Dynamical modeling and coordinated control design of a multimodular nuclear power-hydrogen cogeneration plant @article{Dong2022DynamicalMA, title={Dynamical modeling and coordinated control design of a multimodular nuclear power-hydrogen cogeneration plant}, author={Zhe Dong}, …
Thermo-economic analysis and optimization of the very high temperature gas-cooled reactor-based nuclear hydrogen production …
An improved conceptual design of the VHTR and Cu–Cl cycle-based nuclear hydrogen production system is proposed based on the study of Al-Zareer et al. [11], as shown in Fig. 1 om Fig. 1 it can be seen that the improved system still consists of four subsystems, namely the Brayton cycle-based reactor subsystem, the Cu–Cl cycle …
Energy, Exergy and Thermoeconomic Analyses on Hydrogen Production Systems Using High-Temperature Gas-Cooled and Water-Cooled Nuclear Reactors …
The use of nuclear energy is inevitable to reduce the dependence on fossil fuels in the energy sector. High-temperature gas-cooled reactors (HTGRs) are considered as a system suitable for the purpose of reducing the use of fossil fuels. Furthermore, eco-friendly mass production of hydrogen is crucial because hydrogen is …
Fluoride-Salt-cooled high-Temperature Advanced Reactor (FuSTAR): An integrated nuclear-based energy production …
Currently, there are 54 operating nuclear power units in China as of 2022 [6], including pressurized water reactors, heavy water reactors, and high-temperature gas-cooled reactors. In addition, China is actively promoting the construction of fourth-generation nuclear energy systems such as liquid molten salt reactors and sodium …
High-Temperature Reactors
High-temperature reactors are a type of graphite-moderated thermal reactor employing TRISO fuels, differentiating them from other advanced reactor concepts. High-temperature reactors use either inert gas or molten salt as a heat transfer medium. Developers of this reactor type offer increased safety, remote power, and industrial applications.
An Overview of Hydrogen Production: Current Status, Potential, …
Like electrolysis, plasmolysis has been reported to produce hydrogen with a production rate, production cost, and energy efficiency of 20 g/kWh, 6.36 $/kg, and 79.2 %, respectively. furthermore, it has been investigated that plasmolysis requires less equipment size and less power consumption.
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