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Long-term nuclear knowledge management (NKM) of innovative nuclear energy systems (INES) – A case study of the Japan Atomic Energy Research Institute (JAERI)

✍ Scribed by Kazuaki Yanagisawa; Roger H. Bezdek; Tetsuo Sawada


Publisher
Elsevier Science
Year
2008
Tongue
English
Weight
228 KB
Volume
50
Category
Article
ISSN
0149-1970

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✦ Synopsis


Within JAERI, funds invested in a 45-year study of LWR totaled 4.2b$ for research and 3.4b$ (34,718 man years) for personnel. The benefits to taxpayers from this JAERI work were estimated to be about 6.3b$, resulting in a favorable costebenefit ratio of 1.5 (6.3/4.2). JAERI is a national research institute and this figure may be regarded as sufficiently high, and many high risk and complex tasks were completed successfully.

Funds invested in the 32-year study of HTGR were 1.5b$ for R&D and 0.3b$ (2966 man years) for personnel. Commercialized HTGR will result in a cost reduction of electricity during power generation. Retail cost is 0.36b$/year and the share of JAERI (MCP) is 0.018b$/year.

Funds invested in the 32-year study of FR were 5.4b$ for R&D and 0.6b$ (6331 man years) for personnel. Estimate is that after commercialization in 2050, a FR will generate revenue from electricity as high as 1687b$ during the period 2050e2100, or 34b$/year e which is greater than that of LWR. However, there is substantial uncertainty in these estimates. To achieve long-term INES, it is necessary to develop the sustainable scenarios and the long-term robust NKM, as shown in the present study.