拱壩基本參數(shù)應力分析畢業(yè)論文(編輯修改稿)
2025-07-25 01:36 本頁面
【文章內(nèi)容簡介】 64854a15827a161949a21110215326649a22122584810884a23243247263a2443642a25621a26a31164435a323247260a33124845a3422430a35415a36a4142221a4263636a4332427a441218a4529a46a517a52912a5369a5436a553a56剪力變位系數(shù)3⊿h2/A23⊿h2/A33⊿h2/A43⊿h2/A53⊿h2/A6徑向變位系數(shù)小計系數(shù)乘積系數(shù)乘積系數(shù)乘積系數(shù)乘積系數(shù)乘積1/EmA11A12111A1311A141A15A16A21A22111127054A2311A241A25A2650833A31A3211A3311A341A35A36A41A421A431A441A45A46A51A52A53A54A55A56基礎變位系數(shù)徑向變位系數(shù)小計小計系數(shù)乘積系數(shù)乘積系數(shù)乘積系數(shù)乘積1/Em1/EmA11A1220571541A1315428531A1410521A155511A16A212A2216441A2312431A248421A254411A262A317A3212341A339331A346321A353311A36A41180517A428241A436231A444221A452211A461A51A524141A533131A542121A551111A56A61A6241A6331A6421A6511A66表24設計洪水位拱冠梁徑向變位δi的計算表彎矩產(chǎn)生的徑向變位（）0系數(shù)乘積系數(shù)乘積系數(shù)乘積系數(shù)乘積系數(shù)乘積系數(shù)乘積系數(shù)乘積系數(shù)乘積小計0123451123411231121111下面計算校核洪水位的各項參數(shù)。其中拱冠梁單位三角形徑向荷載徑向變位系數(shù)計算表與正常蓄水位相同。計算成果見下表：表25 校核洪水位各項參數(shù)計算成果表編分名稱及算式截面號類1234561計算高程V3232692拱厚T153平均半徑r654外半徑Ru==5內(nèi)半徑Rd==6中線弧長△S7外弧長△Su==8內(nèi)弧長△Sd=9梁截面積151拱梁截面慣性矩1形心偏心距1形心至上游面的距離1冠形心至下游面的距離1上核點至上游面的距離1下核點至下游面的距離1梁形心至上核點的距離eu=(auku)=[(12)(14)]1分段高度△h=V上V下 =(1)上(1)下1分塊上游面水平投影⊿Tu01截分塊頂?shù)仔涡牡乃骄唷鱝g=au上+△TuaU下=(12)上+(18)(12)下2分塊重心至分塊底形心水平距2分塊平均截面積2面分塊重2分塊重對塊底形心的彎矩2分塊累計彎矩Ms’=∑△Ms=∑(23)2常累積重量Ws=∑△Ws=∑(22)2塊頂上自重對塊底形心的彎矩△Ms〃=Ws上△ag下=(25)上(19)下2累積彎矩Ms〃=∑△Ms〃=∑(26)2數(shù)自重總彎矩Ms= Ms’+ Ms〃=(24)+(27)2截面至水面深度hu0523平均水深
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