
소형 모듈형 원자로는 일반적으로 단위당 300MWe 미만의 전기 출력 용량을 가진 핵분열 발전 시스템으로, 표준화된 모듈을 공장에서 제작하고 도로 또는 철도로 현장까지 운송하여 건설 일정을 단축하도록 처음부터 설계되었습니다. 이는 1980년대 이후 서구 시장에서 새로운 원자력 발전소 건설을 사실상 중단시킨 자본 비용 초과와 수십 년에 걸친 건설 기간을 초래한 기가와트급 맞춤형 원자력 발전소의 구조를 의도적으로 뒤집은 것입니다.
원자로의 물리적 특성과 냉각재 화학은 설계 포트폴리오 전반에 걸쳐 상당히 다양합니다. 여기에는 검증된 가압수 기술을 축소 규모로 확장한 첨단 경수로, 연료를 불화물 또는 염화물 냉각재에 직접 용해하는 용융염 원자로, 헬륨 및 TRISO 연료 입자를 사용하는 고온 가스 냉각 원자로, 나트륨 냉각 및 납 냉각 고속 스펙트럼 설계, 그리고 10MWe 미만의 용량으로 외딴 산업 또는 군사 시설을 대상으로 하는 열 마이크로 원자로가 포함됩니다.
아래에 색인된 논문 및 특허는 원자로 물리학, 열수력학, 수동 안전에 관한 내용을 다룹니다. 확인연료 집합체 설계, 방사선 조사 하에서의 재료 검증, 공장 조작 설계 전반에 걸친 프로세스, 라이선스 방법론 및 기술경제성 평가.
본 자료는 소형 모듈형 원자로(SMR)에 관한 전 세계 영문 논문 및 특허를 엄선하여 정리한 최신 자료입니다. 다양한 온라인 과학 저널에 게재된 자료들을 소형 모듈형 원자로(SMR), 핵 마이크로 원자로, 첨단 경수로, 용융염 원자로, 고온 가스 냉각 원자로, 납 냉각 고속 원자로, 나트륨 냉각 고속 원자로, SMR 수동 안전 시스템, SMR 열병합 발전, SMR 지역 난방, 고농축 우라늄 연료 SMR, SMR 격납 용기 설계 및 SMR 해체 등의 주제별로 분류하여 제공합니다.
Articles for containing a molten material and methods of producing the same
Patent published on the 2026-06-04 in US under Ref US20260151829 by BATTELLE ENERGY ALLIANCE LLC [US] (Tripathy Prabhat K [us], Marsden Kenneth C [us], King James A [us], Tolman David D [us], Tolman Kevin R [us])
Abstract: [0000] An article comprises a crucible and a composite coating having a first surface adjacent an inner surface of the crucible and a second surface opposite the first surface. The second surface of the composite coating defines an exposed interior surface of the article. The composite coating comprises at least one carbide of a transition metal. The composite coating includes a gradient of carbon across a thickness of the composite coating between the first surface and the second surface of the[...]
Our summary: The article describes a crucible with a composite coating featuring a gradient of carbon. It includes a method for producing the crucible through electroplating and annealing. The composite coating consists of at least one carbide of a transition metal.
crucible, composite coating, transition metal, electroplating
Patent
Control rod assembly with enhanced control rod worth using 28 neutron absorber rods
Patent published on the 2026-05-27 in EP under Ref EP4749658 by KEPCO NUCLEAR FUEL CO LTD [KR] (Choi Dae Woon [kr], Ha Dong Geun [kr], Lee Shin Ho [kr], Kim Seong Soo [kr], Ryu Joo Young [kr], Kim Kyounghong [kr], Lee Hak In [kr], Chun Joo Hong [kr], Kim Ba Leum [kr], Yoon Ju Yeob [kr], Cho Beom Hee [kr], Bae Gong Hoon [kr])
Abstract: [0001] Proposed is a control rod assembly with enhanced control rod worth suitable for a small modular reactor (SMR), wherein the control rod assembly includes a plurality of spider vanes provided radially on a plane perpendicular to a spider body and configured to support control rods, wherein the spider vanes includes four first spider vanes (Ixx and Iyy) arranged orthogonally to each other in principal-axis directions, four second spider vanes (Ixy) arranged in on-diagonal directions with res[...]
Our summary: The proposed control rod assembly enhances control rod worth for small modular reactors. It features a configuration of spider vanes supporting 28 neutron absorber rods. The arrangement includes first, second, and third spider vanes positioned in orthogonal and diagonal orientations.
control rod assembly, neutron absorber rods, small modular reactor, spider vanes
Patent
Control rod assembly with enhanced control rod worth
Patent published on the 2026-05-27 in EP under Ref EP4749657 by KEPCO NUCLEAR FUEL CO LTD [KR] (Choi Dae Woon [kr], Ha Dong Geun [kr], Lee Shin Ho [kr], Kim Seong Soo [kr], Ryu Joo Young [kr], Kim Kyounghong [kr], Lee Hak In [kr], Chun Joo Hong [kr], Kim Ba Leum [kr], Yoon Ju Yeob [kr], Song Han Seung [kr], Cho Beom Hee [kr], Yu Ho Sung [kr], Bae Go)
Abstract: [0001] Proposed is a control rod assembly with enhanced control rod worth suitable for a small modular reactor (SMR). The control rod assembly with enhanced control rod worth includes a plurality of spider vanes provided radially on a plane perpendicular to a spider body to support control rods, wherein the control rods consist of 28 shutdown group neutron absorbers in total made of BC comprising B-10 enriched to at least 70%.[...]
Our summary: The proposed control rod assembly is designed for small modular reactors. It features enhanced control rod worth through a configuration of spider vanes. The assembly includes 28 neutron absorbers made of B-10 enriched to at least 70%.
control rod assembly, enhanced control rod worth, small modular reactor, neutron absorbers
Patent
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
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