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科技與工程學院
機電工程學系
教師著作
教師著作
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http://rportal.lib.ntnu.edu.tw/handle/20.500.12235/31266
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search.filters.author.孫玉柱
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search.filters.author.屠名正
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search.filters.author.李永明
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search.filters.subject.彈性力場
1
search.filters.subject.蓋拉金積分法
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search.filters.subject.非均質物體
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1995
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Subject: search.filters.subject.彈性力場
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運用蓋拉金積分法解非均質物體之彈性力場
(
逢甲大學
,
1995-11-01
)
李永明
;
屠名正
;
孫玉柱
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在以往研究非均質物體彈性力場的文獻中,基體大多是無限大的,本文則使用蓋拉金積分法,求解三維有限區域基體,含一個或多個球體、橢圓體雜物之非均質物體之彈性力場。本文所解問題之邊界條件為固定值之應變場,而冗長的數學運算則由數值程式配合 Mathematica 軟體來執行。本文也研究不同相介質的機械性質比,夾雜物之體積分率及長寬比等,對彈性力場整體與局部之影響。 經過詳細的分析,下列兩種效應非常顯著( 1 )在不同介質界面附近的彈性力場, 會因夾雜物存在而受到干擾,( 2 )在不同介質界面間,會有應力集中的現象。
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