小型模块化反应堆是核裂变发电系统，其每台机组的发电量通常低于 300 兆瓦，从一开始就设计用于工厂制造标准化模块，通过公路或铁路运输到现场，并加快施工进度——这是对吉瓦级定制核电站的有意结构性颠覆，后者由于资本成本超支和长达十年的建设周期，在 20 世纪 80 年代之后有效地阻止了西方市场的新核电部署。
反应堆物理和冷却剂化学在整个设计组合中差异很大——先进轻水反应堆以较小的规模扩展了成熟的压水技术，熔盐反应堆将燃料直接溶解在氟化物或氯化物冷却剂中，高温气冷反应堆使用氦气和 TRISO 燃料颗粒，钠冷和铅冷快谱设计，以及针对 10 兆瓦以下偏远工业或军事场所的热微型反应堆。
以下索引的出版物和专利涉及反应堆物理学、热工水力学、被动安全 验证燃料组件设计、辐照下的材料鉴定、工厂 制造业 涵盖整个设计领域的流程、许可方法和技术经济评估。
这是我们最新精选的有关小型模块化反应堆（SMR）的全球出版物和专利，这些出版物和专利分布在许多科学在线期刊中，分类并侧重于小型模块化反应堆、SMR、核微堆、先进轻水反应堆、熔盐、高温气冷堆、铅冷快堆、钠冷快堆、SMR 被动安全系统、SMR 热电联产、SMR 区域供热、HALEU 燃料 SMR、SMR 安全壳设计和 SMR 退役。.
Method for steel production and corresponding installation network
Patent published on the 2026-05-20 in UA under Ref UA130827 by VERESHCHAK VIKTOR IVANOVYCH [UA] (Vereshchak Viktor Ivanovych [ua], Ivashchenko Valerii Petrovych [ua], Petrenko Vitalii Oleksandrovych [ua], Chaika Oleksii Leonidovych [ua], Loboda Petro Ivanovych [ua], Hryshchenko Serhii Heorhiiovych [ua], Vereshchak Denys Viktorovych [ua])
Abstract: Invention relates to ferrous metallurgy, specifically to production of steel from iron ore using iron oxide reduction method via network of installations. Method is proposed for producing steel from iron ore raw materials by reducing iron oxide, in which furnace with shaft chamber for preliminary reduction (A), horizontal chamber for final reduction (B), and liquid metal accumulation chamber (C) are used, all connected by transition channels. Pellets made from raw materials that do not contain c[...]
Our summary: The invention describes a method for steel production using iron oxide reduction with a network of installations. It employs a furnace system with multiple chambers and utilizes low-temperature plasma for heating and reduction. The method aims to lower costs and reduce CO2 emissions while improving environmental conditions.
ferrous metallurgy, steel production, iron oxide reduction, plasma torches
Patent
Fuelling a molten salt reactor
Patent published on the 2026-05-20 in EP under Ref EP4745993 by SALTFOSS ENERGY APS [DK] (Yoon Juhyeon [dk])
Abstract: [0001] The present invention relates to a fuel salt feeding apparatus for a molten salt reactor (MSR), comprising: a fuel container for holding fuel salt units; a feeding pipe connected to the fuel container for transferring fuel salt units from the fuel container to a molten salt container; a valve structure on the feeding pipe, said valve structure comprising: a bucket member (4, 14) having a fuel salt unit compartment for containing one or more fuel salt units, and a bucket member position de[...]
Our summary: The invention describes a fuel salt feeding apparatus for a molten salt reactor. It includes a fuel container, a feeding pipe, and a valve structure with a bucket member and position detectors. The system is designed to transfer fuel salt units efficiently to the molten salt container.
fuel salt, molten salt reactor, feeding apparatus, valve structure
Patent
A process for the preparation of a carbon product
Patent published on the 2026-04-22 in EP under Ref EP4729477 by YERRAWA B V [NL] (O'connor Paul [nl], Daamen Sjoerd [es], Babic Igor [nl])
Abstract: [0001] The invention relates generally to a process for the preparation of a carbon product having a high degree of graphitization in a high yield, comprising the steps of a) contacting a carbon containing starting material, preferably a carbohydrate or hydrocarbon, with a molten salt, b) Carbonising the carbon containing starting material to form a carbon product in mixture with the molten salt at temperatures between 100 and 300°C in an oven or by heating with microwaves, in an atmosphere fre[...]
Our summary: The process involves carbonizing a carbon-containing material with molten salt to achieve high graphitization. It operates at temperatures between 100 and 300°C in an oxygen-free atmosphere. The resulting carbon product has a yield of at least 40 wt% and is suitable for applications in carbon fibers and electronics.
carbonization, graphitization, molten salt, carbon product
Patent
Study on Flow Field Excitation and Rotor Shaft Response of the High-Temperature Molten Salt Circulating Primary Pump
Published on 2026-01-31 by Xiongfa Gao, Xinyi Zhang, Weidong Shi, Daohong Wang, Ruijie Zhao, Zhiyu Zhu @MDPI
Abstract: This study examines the impact of fluid excitation forces on the dynamic response of high-temperature molten salt circulating primary pump rotor systems. Unsteady simulations were conducted in ANSYS CFX to characterize pressure pulsation and radial forces across all impeller stages. Critical speeds and vibration modes were subsequently analyzed using SAMCEF to evaluate transient responses under varying flow rates. Key findings: Numerical performance predictions align with experimental data withi[...]
Our summary: This study analyzes the impact of fluid excitation on the dynamic response of high-temperature molten salt pump rotors. Unsteady simulations in ANSYS CFX characterize pressure pulsations and radial forces, while critical speeds and vibration modes are evaluated using SAMCEF. Key findings indicate that numerical predictions align closely with experimental data, revealing significant variations in radial forces across impeller stages.
Fluid Excitation, Rotor Dynamics, Pressure Pulsation, ANSYS CFX
Publication
Multicriteria Assessment for Technological Readiness
Published on 2026-01-29 by Jorge Omar Gil Posada, Juan Carlos Quintero-Daz, Andrs A. Amell @MDPI
Abstract: In addressing the increasing global energy demand, this manuscript compares four distinct processes for hydrogen production from natural gas (NG): steam methane reforming (SMR), dry methane reforming (DMR), autothermal reforming (ATR), and catalytic methane decomposition (CMD). The comparison emphasizes their respective efficiencies and environmental impacts. Simulations were conducted using the Peng–Robinson model, implemented in the DWSIM 8.8.3 software package, considering comme[...]
Our summary: This manuscript compares four hydrogen production processes from natural gas: SMR, DMR, ATR, and CMD. It evaluates their efficiencies and environmental impacts using the TOPSIS method, identifying ATR as the best option. The study highlights Colombia s potential in the hydrogen economy based on its natural resources.
Hydrogen production, Multicriteria assessment, Environmental impact, TOPSIS method
Publication
Modeling of the Passive State of Construction Materials in Small Modular Reactor Primary Chemistry—Effect of Dissolved Zn
Published on 2026-01-23 by Martin Bojinov, Iva Betova, Vasil Karastoyanov @MDPI
Abstract: The Mixed-Conduction Model for oxide films is used to quantitatively interpret in situ electrochemical and ex situ surface analytical results on the corrosion of AISI 316L (an internal reactor material) and Alloy 690 (a steam generator tube material) in small modular reactor primary coolant with the addition of soluble Zn. The model parameters of alloy oxidation and corrosion release are estimated with the time of exposure up to 168 h and anodic polarization potential (up to −0.25 [...]
Our summary: The study uses a Mixed-Conduction Model to analyze the corrosion of AISI 316L and Alloy 690 in small modular reactor coolant with dissolved Zn. It estimates model parameters through experimental impedance spectra and GDOES data. Conclusions are drawn on Zn s impact on film growth and cation release, with future research directions suggested.
Corrosion, Alloy, Electrochemical, Modeling
Publication
Electrolytic reduction and deoxygenation of titanium and titanium alloys
Patent published on the 2026-01-22 in WO under Ref WO2026019961 by IPERIONX LTD [US] (Fang Zhigang Zak [us], Alley Munro [us], Sun Pei [us])
Abstract: A method of producing a deoxygenated titanium product can include electrolytic reduction of a titaniferous material followed by deoxygenation. The method can include reducing a titanium oxide material to form a reduced titanium product using an electrolytic reduction process. The reduced titanium product has an oxygen content greater than about 0.25 wt% prior to deoxygenation. The method can further include deoxygenating the reduced titanium product by heating the reduced titanium product to a d[...]
Our summary: The method involves electrolytic reduction of titanium oxide to produce a reduced titanium product. This product, initially containing over 0.25 wt% oxygen, undergoes deoxygenation using a molten salt and hydrogen atmosphere. The result is a deoxygenated titanium product with significantly lower residual oxygen content.
Electrolytic reduction, deoxygenation, titanium alloys, molten salt
Patent
Economic Analysis of a ROXY Pilot Plant Supporting Early Lunar Mission Architectures
Published on 2026-01-13 by Tehya F. Birch, Achim Seidel, James E. Johnson, Georg Poehle, Uday Pal @MDPI
Abstract: The establishment of a sustained human presence on the Moon is critically dependent on the ability to utilize local resources, primarily the production of oxygen for life support and propellant. The ROXY (Regolith to Oxygen and metals conversion) process is a molten salt electrolysis technology designed for this purpose. This paper presents an economic analysis of a ROXY pilot plant capable of producing over one ton of oxygen per year. We evaluate the economic viability by analyzing development,[...]
Our summary: The ROXY pilot plant can produce over one ton of oxygen annually for lunar missions. Economic analysis shows a positive internal rate of return, particularly with higher transportation costs. The study highlights the importance of facility mass and robotics for future cost reductions in lunar operations.
Lunar Resources, Economic Viability, Molten Salt Electrolysis, Propellant Production
Publication
