圧力技術
Online ISSN : 1347-9598
Print ISSN : 0387-0154
ISSN-L : 0387-0154
59 巻, 6 号
選択された号の論文の4件中1~4を表示しています
解説
  • 石崎 陽一, 渡邉 知寛, 昆野 哲哉, 小山 聡
    2021 年 59 巻 6 号 p. 282-295
    発行日: 2021年
    公開日: 2021/12/25
    ジャーナル フリー
    The concept of Ms and derivation of the reference stress solutions of API579-1/ASME FFS-1 Fitness-For-Service Part 9 were developed through past 50 years with variety of papers. The idea of those reference stress solutions of Part 9 are also rooted to the basis of Part 5 Local Metal Loss Assessment. It is important to understand the derivation of those solutions to conduct fitness-for-service correctly. A paper that explain those concept in a well-organized manner was awaited in the society. To address those expectations, ASME PVP 2020 21085 and 21086, SIGNIFICANCE OF MS AND VALIDATION OF REFERENCE STRESS SOLUTIONS FOR CRACK LIKE FLAWS were released in ASME PVP 2020. As Japanese refining and chemical industry shifts from new plant construction to pursuance of operational excellence of existing units for survival in the global market, Fitness-For-Service technology is considered as one of the key technology to achieve the operational excellence without sacrificing operational safety. Author hopes sharing the background of those reference stress solutions of API579-1/ASME FFS-1 in Japanese society would lead to a further enhancement of FFS technology discussion in this country.
    This is the 1st paper of the series.
  • 石崎 陽一, 渡邉 知寛, 昆野 哲哉, 小山 聡
    2021 年 59 巻 6 号 p. 296-309
    発行日: 2021年
    公開日: 2021/12/25
    ジャーナル フリー
    The concept of Ms and derivation of the reference stress solutions of API579-1/ASME FFS-1 Fitness-For-Service Part 9 were developed through past 50 years with variety of papers. The idea of those reference stress solutions of Part 9 are also rooted to the basis of Part 5 Local Metal Loss Assessment. It is important to understand the derivation of those solutions to conduct fitness-for-service correctly. A paper that explain those concept in a well-organized manner was awaited in the society. To address those expectations, ASME PVP 2020 21085 and 21086, SIGNIFICANCE OF MS AND VALIDATION OF REFERENCE STRESS SOLUTIONS FOR CRACK LIKE FLAWS were released in ASME PVP 2020. As Japanese refining and chemical industry shifts from new plant construction to pursuance of operational excellence of existing units for survival in the global market, Fitness-For-Service technology is considered as one of the key technology to achieve the operational excellence without sacrificing operational safety. Author hopes sharing the background of those reference stress solutions of API579-1/ASME FFS-1 in Japanese society would lead to a further enhancement of FFS technology discussion in this country.
    This is the 2nd paper of the series.
  • 石崎 陽一, 渡邉 知寛, 昆野 哲哉, 小山 聡
    2021 年 59 巻 6 号 p. 310-325
    発行日: 2021年
    公開日: 2021/12/25
    ジャーナル フリー
    The concept of Ms and derivation of the reference stress solutions of API579-1/ASME FFS-1 Fitness-For-Service Part 9 were developed through past 50 years with variety of papers. The idea of those reference stress solutions of Part 9 are also rooted to the basis of Part 5 Local Metal Loss Assessment. It is important to understand the derivation of those solutions to conduct fitness-for-service correctly. A paper that explain those concept in a well-organized manner was awaited in the society. To address those expectations, ASME PVP 2020 21085 and 21086, SIGNIFICANCE OF MS AND VALIDATION OF REFERENCE STRESS SOLUTIONS FOR CRACK LIKE FLAWS were released in ASME PVP 2020. As Japanese refining and chemical industry shifts from new plant construction to pursuance of operational excellence of existing units for survival in the global market, Fitness-For-Service technology is considered as one of the key technology to achieve the operational excellence without sacrificing operational safety. Author hopes sharing the background of those reference stress solutions of API579-1/ASME FFS-1 in Japanese society would lead to a further enhancement of FFS technology discussion in this country.
    This is the 3rd paper of the series and the discussion is concluded.
  • 吉田 聖一
    2021 年 59 巻 6 号 p. 326-333
    発行日: 2021年
    公開日: 2021/12/25
    ジャーナル フリー
    On October 15, 2019, two large aboveground storage tanks exploded and as a result, massive fire occurred at NuStar Energy's Selby tank terminal in Crockett, California, USA. The investigation report has been released on May 25, 2021 by the Contra Costa County Fire Protection District (CON-FIRE). The cause of the incident was the ignition of flammable vapor due to the discharge of static electricity accumulated inside the tank. Since ethanol which was stored in these tanks was a non-conductive liquid, the static electricity charge could accumulate. This paper describes the incident based on the CON-FIRE report.
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