東南海地震による名古屋での長周期地震動とスロッシング予測

書誌事項

タイトル別名
  • Prediction of Long-period Strong Ground Motion and of Liquid Sloshing of Oil Storage Tanks at Nagoya due to Tonankai Earthquake
  • トウナンカイ ジシン ニ ヨル ナゴヤ デ ノ チョウ シュウキ ジシンドウ ト スロッシング ヨソク

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抄録

It is said that M8 class earthquake like the 1944 Tonankai earthquake may occur in the seismogenic zone off the Kii peninsula with considerably high probability in the near future. Such a large earthquake with shallow focal depth is prone to generate long-period ground motions which strongly excite liquid sloshing of oil storage tanks, as in the 1964 Niigata earthquake and the 1999 Chi-Chi Taiwan earthquake. <br> Here, we tried to predict the long-period ground motions from the hypothetical Tonankai earthquake at Nagoya, where tanks will be strongly affected, based on the empirical and theoretical methods. As a result, we found that the predicted acceleration spectra by both methods agree with each other, and that the predicted spectra show the high risk of overflow of oil from tanks with about 3 sec of natural period of sloshing.

収録刊行物

  • 圧力技術

    圧力技術 42 (1), 4-13, 2004

    一般社団法人 日本高圧力技術協会

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