Lead-bismuth cooled modular fast reactors are of interest to many readers. Recently, research and development (R&D) on the application of heavy liquid metal coolants (HLMC) in different nuclear technologies has been increasing widely in many parts of the world (China, Czechia, Belgium,

In this paper, an optimized design for a lead-bismuth small modular reactor was studied on the basis of the design of SUPERSTAR. This paper aims to propose an improved LFR core scheme to enhance the neutronic performance as well as the thermal-hydraulic safety of the reference reactor. Advanced nitride fuel is adopted in which the …

modular multi-purposed small power fast reactors (100 MWe) with heavy liquid-metal coolant (HLMC)—eutectic lead-bismuth alloy, which possess developed properties of inherent self-protection and passive safety, i.e., SVBR-100 [2]. This technology has been mastered in Russia [3] for nuclear submarines' (NS) reactors. 2.

Lead-bismuth cooled reactor has attracted much interest in many countries because of its advantages of good economy, high reliability and good inherent safety. ... URANUS: Korean lead-bismuth cooled small modular fast reactor activities. Small Modular Reactors Symposium, vol. 54730 (2011), pp. 107-112. View in Scopus Google …

Core design and analysis of a lead-bismuth cooled small modular reactor. Chenglong Wang, Shi Wei, +2 authors. G. Su. Published in Annals of Nuclear Energy 1 …

A core design of small modular liquid‐metal fast reactor (SMLFR) cooled by lead‐bismuth eutectic (LBE) was developed for power reactors. The main design constraint on this reactor is a size…

The lead-bismuth research reactor is one of the most important generation-IV reactors. Currently, Chinese scholars are very enthusiastic about studying lead-bismuth research reactors. Based on the research results in the papers that have been published, research progress on lead-bismuth research reactors in some Chinese research institutes such …

PDF. Tools. Share. Summary. A core design of small modular liquid-metal fast reactor (SMLFR) cooled by lead-bismuth eutectic (LBE) was developed for power …

A small modular lead-bismuth cooled reactor has been designated as Ubiquitous, Robust, Accident-forgiving, Nonproliferating and Ultra-lasting Sustainer (URANUS-40) with a nominal electric power rating of 40 MW (100 MW thermal) that is well suited to be used as a distributed power source in either a single unit or a cluster for electricity, heat ...

PASCAR is a 100MWt/35MWe lead–bismuth-cooled small modular reactor which requires no on-site refueling and well suits to be used as a distributed power source in either a single unit or a ...

Lead and lead–bismuth eutectic are potential candidate coolants for SMRs due to their good neutronic and thermal physical properties such as being chemical inert, in comparison with sodium which has been used as coolant in FBRs. ... a small modular natural circulation lead–bismuth eutectic cooled fast reactor-10MW th (LFR-10) is under ...

Improvement and validation of a sub‐channel analysis code for a lead‐cooled reactor with wire spacers. The fuel rods in the lead‐based fast reactor (LFR) are usually supported by wire spacer, and the presence of the wire results in the complexity of the thermal‐hydraulic analysis in rod bundles. In….

Liquid lead and liquid bismuth can be miscible in any ratio and are mainly composed of lead and bismuth with a lower melting point, usually with some other metal added to regulate the melting point of the alloy. ... Core design and analysis of a lead-bismuth cooled small modular reactor. Ann. Nucl. Energy, 133(Nov.):511–518 (2019) …

A lead–bismuth cooled small reactor named CLEAR-SR have been proposed, the main purpose of the reactor is for energy supply in the ocean environments, such as the islands far from the land or offshore oil drilling platform.CLEAR-SR with integrated modular design, the power would to be 50–100 MWe, makes use of UN (U …

In this study, a conceptual design was developed for a lead-bismuth-cooled small modular fast reactor SPARK-NC with natural circulation and load following …

@article{osti_20979762, title = {A concept of the innovative nuclear technology based on standardized fast reactors SVBR-75/100 with lead-bismuth coolant for modular nuclear power plants of different capacity and purpose}, author = {Zrodnikov, A V and Toshinsky, G I and Komlev, O G and Dragunov, Yu G and Stepanov, V S and …

Nuclear energy plays an important role in the green low-carbon energy. The lead-based reactor is one of the most popular small modular reactor types. The pre-conceptual design of a 100 MW(e) small modular lead-bismuth eutectic cooled reactor was developed by Shanghai Nuclear Engineering Research & Design Institute CO., LTD. …

It is shown that the innovative nuclear power technology of lead-bismuth cooled fast reactors, such as SVBR, based on the experience gained in operating nuclear submarines with chemically inert lead-bismuth coolant, which does not require high pressure in the first loop, satisfies all requirements for low-capacity nuclear power plants …

A small modular lead-bismuth cooled reactor has been designated as Ubiquitous, Robust, Accident-forgiving, Nonproliferating and Ultra-lasting Sustainer (URANUS-40) with a nominal electric power rating of 40 MW (100 MW thermal) that is well suited to be used as a distributed power source in either a single unit or a cluster for …

PASCAR is a 100MWt/35MWe lead–bismuth-cooled small modular reactor which requires no on-site refueling and well suits to be used as a distributed power source in either a single unit or a ...

Small Modular Lead-cooled Fast Reactor (SMLFR) can be well suited for the user in remote areas, island, small grid and extremely cold regions [16]. There are a few studies on the cogeneration systems for SMLFR. The focus on the cogeneration for LFR is industrial heating with relatively mature experience. Due to the high outlet temperature …

Summer：A Small Modular Lead-Bismuth-Cooled Fast Reactor for Mobile Energy Supply | Semantic Scholar. DOI: 10.2139/ssrn.4387251. Corpus ID: 257530514. …

After the outbreak of Fukushima accident, inherently safe small modular reactor (SMR) receives growing interest in Korea and Europe. In this paper, we will describe recent status of evolving designs of SMR, their advantages and challenges. In particular, the conceptual design of lead-bismuth cooled SMR in Korea, URANUS with 40∼70 MWe is ...

Abstract. A lead–bismuth cooled small reactor named CLEAR-SR have been proposed, the main purpose of the reactor is for energy supply in the ocean environments, such as the islands far from the land or offshore oil drilling platform. CLEAR-SR with integrated modular design, the power would to be 50–100 MWe, makes use of …

A mobile energy supply unit based on a lead-bismuth-cooled, pool-type, small modular fast reactor named SUstainable Modular Mobile Enhanced Reactor …

Abstract. On the basis of the unique experience of operating reactors with heavy liquid metal coolant–eutectic lead-bismuth alloy in …

The Columbia Basin Consulting Group (CBCG) is developing an advanced reactor cooled by Lead-Bismuth (Pb-Bi). The design is being developed for a high level of passive safety. It has the advantages of the classical liquid metal (sodium) reactor, i.e. small size and passive safety, while having the additional advantage of chemically inert coolant.

To meet the numerous application demands of lead-bismuth reactors, different design optimization tasks need to be conducted on these reactors based on the existing reactor core solutions. However, the design optimization of lead-bismuth reactors is a challenging task because it is a complex, multi-dimensional, and nonlinear constrained problem. To …

The application of lead–bismuth small modular reactor (SMR) has unique advantages in offshore engineering. Moving conditions caused by ocean environment …

The lead-cooled fast reactor is a nuclear reactor design that features a fast neutron spectrum and molten lead or lead-bismuth eutectic coolant. Lead-Bismuth Eutectic or LBE is a eutectic alloy of lead (44.5%) and bismuth (55.5%). Molten lead or lead-bismuth eutectic can be used as the primary coolant because lead and bismuth have low …