sodium retention

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  • Safety Strategy of JSFR Eliminating Severe Recriticality Events and Establishing In-Vessel Retention in the Core Disruptive Accident
  • SATO Ikken,TOBITA Yoshiharu,KONISHI Kensuke,KAMIYAMA Kenji,TOYOOKA Jun-ichi,NAKAI Ryodai,KUBO Shigenobu,KOTAKE Shoji,KOYAMA Kazuya,VASSILIEV Yuri,VURIM Alexander,ZUEV Vladimir,KOLODESHNIKOV Alexander
  • Journal of nuclear science and technology 48(4), 556-566, 2011-04-01
  • … In the Japan Sodium Cooled Fast Reactor (JSFR) design, elimination of severe power burst events in the Core Disruptive Accident (CDA) is intended as an effective measure to ensure retention of the core materials within the reactor vessel. … Phenomenological consideration of general characteristics and preliminary evaluations for the long-term material relocation and cooling phases gave the perspective that in-vessel retention would be attained with appropriate design measures. …
  • NAID 10028153121
  • Safety Design Requirements for Safety Systems and Components of JSFR
  • KUBO Shigenobu,SHIMAKAWA Yoshio,YAMANO Hidemasa,KOTAKE Shoji
  • Journal of nuclear science and technology 48(4), 547-555, 2011-04-01
  • … General features of the safety design requirements are 1) Achievement of higher reliability, 2) Achievement of higher inspectability and maintainability, 3) Introduction of passive safety features, 4) Reduction of operator action needs, 5) Design consideration against Beyond Design Basis Events, 6) In-Vessel Retention of degraded core materials, 7) Prevention and mitigation against sodium chemical reactions, and 8) Design against external events. …
  • NAID 10028153106


Sodium is an important electrolyte in the body that controls water balance in the body, such as the blood volume and fluid in extracellular spaces. The levels of sodium are controlled by the intake of sodium (salt) and by ...
Excess salt in your diet can lead to water retention-related weight gain. Photo Credit Jupiterimages/Comstock/Getty Images Your body requires sodium to perform basic functions like transmitting messages among your nerves and keeping your heart beating. Sodium is the most prevalent electrolyte -- a ...






  • n.

WordNet   license wordnet

「the act of retaining something」
keeping, holding

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「保持(維持)すること;保持(維持)された状態 / 保持(維持)する力 / 記憶(力)」


  [★] ナトリウム

WordNet   license wordnet

「a silvery soft waxy metallic element of the alkali metal group; occurs abundantly in natural compounds (especially in salt water); burns with a yellow flame and reacts violently in water; occurs in sea water and in the mineral halite (rock salt)」
Na, atomic number 11

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