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構造力学

構造力学

  1. マイチャンネル
  2. AIS Japan - 構造力学
  3. 初期応力解析で欠落質量が無視されるのはなぜですか。

初期応力解析で欠落質量が無視されるのはなぜですか。

Tagged: 2019 R1, mechanical, random-vibration, structural-dynamics
    • January 31, 2023 at 9:58 am
      FAQFAQ
      Participant

      キーワード：欠落質量、初期応力、PSD 欠落質量では、非線形構造解析に基づく線形摂動はサポートされません（大変形、摩擦ありの接触など）。構造静解析ですべての非線形性を除去することで欠落質量は機能します。 非線形初期応力を含めたい場合は、切り詰めモードを考慮する回避策として残差ベクトルを使用してください。

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