Study of a stall induced dynamical system under gust using the probability density evolution technique

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• 作者：Harshini Devathi¹ ; ^{harshinidevathi90@gmail.com" class="auth_mail" title="E-mail the corresponding author} ; Sunetra Sarkar ; ² ; ^{sunetra.sarkar@gmail.com" class="auth_mail" title="E-mail the corresponding author} ; ^{sunetra@iitm.ac.in" class="auth_mail" title="E-mail the corresponding author}
• 关键词：Aeroelasticity ; Stall flutter ; Random gust ; Polynomial chaos expansion ; Probability density evolution method
• 刊名：Computers & Structures
• 出版年：2016
• 出版时间：1 January 2016
• 年：2016
• 卷：162
• 期：Complete
• 页码：38-47
• 全文大小：2388 K

文摘

<dl class="listitem" id="list_l0005"><dt class="label">•dt><dd>

d="p0175">Stall flutter system under random gust is studied.

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d="p0180">Gust is discretized using a Karhunen&ndash;Loeve expansion.

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d="p0185">Stochastic response surface shows irregular behaviour.

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d="p0190">Probability density evolution method (PDEM) has been used.

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d="p0195">PDEM gives higher accuracy than polynomial chaos expansion method.

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