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1. Research on the key design of emergency core cooling scheme for Tsinghua high flux reactor NSTL国家科技图书文献中心

Wang, Zhuang |  Lv, Meng... -  《Annals of nuclear energy》 - 2025,211(Feb.) - 1.1~1.21 - 共21页

摘要:This paper introduces the updated emergency |  core cooling scheme for Tsinghua High Flux Reactor | . The corresponding Relap5 model is established and |  key designs are studied by simulating the |  corresponding loss-ofcoolant accidents. These key designs
关键词: Tsinghua High Flux Reactor |  Loss-of-coolant accident |  Emergency core cooling |  Key mitigation measures

2. Phase-field simulation of recrystallization and calculation of the effective thermal conductivity of polycrystalline UO2 NSTL国家科技图书文献中心

Jiang Y. |  Shen W.... -  《Annals of nuclear energy》 - 2025,211(Feb.) - 1.1~1.10 - 共10页

摘要:© 2024 Elsevier LtdDuring the operational |  lifespan of uranium dioxide (UO2) fuel, the emergence of |  a specific process termed recrystallization may |  transpire. The influence of recrystallization on the |  thermal conductivity of the fuel holds paramount
关键词: Phase-field method |  Recrystallization |  Thermal conductivity |  Uranium dioxide

3. Effects of increasing the gap ratio on performance and pressure pulsations in a mixed-flow reactor coolant pump NSTL国家科技图书文献中心

Liu L. |  Gao J.... -  《Annals of nuclear energy》 - 2025,211(Feb.) - 1.1~1.13 - 共13页

摘要:© 2024 Elsevier LtdReactor coolant pumps (RCPs | ) are important in nuclear reactor coolant systems | , with the performance and stability significantly |  influenced by the small gap between the impeller and |  diffuser. This study investigates the effects of the gap
关键词: Gap ratio |  Performance |  Pressure pulsation |  Reactor coolant pump |  Scaled model

4. Numerically efficient determination of kinetic parameters of the VR-1 nuclear reactor based on experimental data and ODE-constrained optimization NSTL国家科技图书文献中心

Strachota P. |  Nyvlt S.... -  《Annals of nuclear energy》 - 2025,211(Feb.) - 1.1~1.17 - 共17页

摘要:© 2024 Elsevier LtdA method of adjusting |  nuclear reactor kinetic parameters to experimental data |  is proposed. The fractions of neutrons delayed via |  different precursor groups are of interest. Their values |  originally calculated by Monte Carlo simulations are
关键词: Adaptive learning rate |  Gradient descent techniques |  Nuclear reactor kinetic parameters |  ODE-constrained optimization |  VR-1 training reactor

5. Transient thermal hydraulic analysis of a small passive lead–bismuth eutectic cooled fast reactor NSTL国家科技图书文献中心

Zeng C. |  Shen C.... -  《Annals of nuclear energy》 - 2025,210(Jan.) - 1.1~1.15 - 共15页

摘要:© 2024 Elsevier LtdThe leadbismuth eutectic |  cooled fast reactor (LFR) emerges as a cutting-edge |  technology in nuclear reactor design. This study introduces |  a compact, passive, and long-life LFR reactor LFR | -180. The LFR-180 incorporates modular helical-coiled
关键词: DRACS |  H-OTSG |  LFR-180 |  Passive safety |  Thermal hydraulic analysis

6. Development of a computational scheme based on the DRAGON5 code for the neutronic study of VVER-type reactor rods and assemblies NSTL国家科技图书文献中心

Richard C. |  Francois M.... -  《Annals of nuclear energy》 - 2025,211(Feb.) - 1.1~1.8 - 共8页

摘要:© 2024 The AuthorsOpen source modeling of VVER | -type reactors could become a medium-term objective in |  Eastern Europe. As the deterministic code DRAGON5 could |  meet such a need, we confronted DRAGON5 against a |  stochastic reference code, SERPENT2. Our validation
关键词: DRAGON5 code |  Lattice calculations |  Reactor physics |  SERPENT2 code |  VVER

7. Adjusting aluminum elastic scattering data from the TALYS nuclear reaction code based upon fast criticalities NSTL国家科技图书文献中心

Pelloni S. |  Rochman D. -  《Annals of nuclear energy》 - 2025,211(Feb.) - 1.1~1.11 - 共11页

摘要:© 2024The suitability of aluminum data |  produced by means of the TALYS nuclear reaction code | , which differently from other libraries is largely |  based upon the use of theoretical models in the fast |  energy region, is analyzed by using acceptable
关键词: AGLLS methodology |  Aluminum elastic scattering |  Consistent adjustment for angular distributions |  Covariance data |  Iterated fission probability |  Stochastic method |  TALYS fast data

8. Experimental study on two-phase flow instability in helically coiled tube under rolling motion NSTL国家科技图书文献中心

Wang R. |  Ren J.... -  《Annals of nuclear energy》 - 2025,210(Jan.) - 1.1~1.10 - 共10页

摘要:© 2024 Elsevier LtdHelically coiled tube under |  ocean conditions will subject to serious two-phase |  flow instability. This study experimentally |  investigated two-phase flow instabilities in a helically |  coiled tube under static and rolling conditions. Under
关键词: Flow instability |  Forced circulation |  Helically coiled tube |  Rolling condition

9. Development of system analysis code and its application in transient simulation of supercritical CO2 Brayton cycle direct cooled reactors NSTL国家科技图书文献中心

Wu H. |  Liu S.... -  《Annals of nuclear energy》 - 2025,211(Feb.) - 1.1~1.13 - 共13页

摘要:© 2024The supercritical carbon dioxide (s-CO2 | ) Brayton cycle direct cooled reactor system has the |  characteristics of high cycle efficiency, compact equipment, and |  simple layout, which has attracted the attention of |  researchers recently. The use of s-CO2 Brayton cycle and the
关键词: Brayton cycle |  Load tracking |  Supercritical CO2 direct cooled reactor |  System analysis code |  Transient simulation

10. The energy dependence of the temporal parameters of delayed neutrons from the neutron-induced fission of 235U in the energy range from 0.4 to 8 MeV NSTL国家科技图书文献中心

Gremyachkin D.E. |  Egorov A.S.... -  《Annals of nuclear energy》 - 2025,211(Feb.) - 1.1~1.11 - 共11页

摘要:© 2024 Elsevier LtdIn the present paper the |  results are discussed on the relative abundances of DN |  and the half-lives of their precursors from the |  neutron induced fission of 235U in the energy range 0.48 |  MeV which have been measured on a modified
关键词: Cumulative yield of fission products |  Delayed neutron precursors |  Delayed neutrons |  Half-life of delayed neutron precursors |  Relative abundances of delayed neutrons |  Total delayed neutron yield
检索条件出处:Annals of nuclear energy

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