#author("2021-04-26T15:37:27+09:00","default:kouzouken","kouzouken") #contents $v=\frac{P\ell^{3}}{48EI}$ *卒業研究「ハイブリッド建材」 [#r9969fbe] **4/19~4/25 [#e25b572e] -salomeを使った座屈解析の方法を調べる -https://www.code-aster.org/V2/doc/default/en/man_u/u4/u4.52.02.pdf -https://www.code-aster.org/V2/doc/default/en/index.php?man=commande -↑のページを読めば分かるかも? **4/26~ [#aea76f28] -200×200×3000mmの単純梁の解析を各材料について行う --①E=200GPa,ν=0.3 --②E=7GPa,ν=0.4 --③木材、鋼材をサンドイッチした際の理論値を計算して仮定のヤング率を設定 --④実際にサンドイッチしたモデルを作成して解析→2材料を参考 *作業日誌 [#s7e0f49e] ,日付,時間,作業時間,内容,立会 ,10/16,14:30~16:00,1h,顔合わせ,後藤さん、その他18 ,10/23,14:30~16:00,1.5h,UNIXコマンドンの使い方,後藤さん ,10/30,14:30~16:00,1.5h,vi、gnuplotの使い方,後藤さん ,11/4,14:00~16:00,2h,gnuplotの宿題, ,11/6,14:30~16:30,2h,Salome-Meca導入,後藤さん、及川さん ,11/11,14:30~16:00,1.5h,Salomeの宿題, ,11/18,14:30~16:00,1.5h,salomeの宿題, ,11/20,14:30~16:00,1.5h,木材 直交異方性,後藤さん ,11/25,13:00~17:00,4h,salomeの宿題, ,12/4,14:30~17:00,2.5h,2材料,後藤さん ,12/9,14:30~16:00,1.5h,salome宿題, ,12/11,14:30~16:00,1.5h,Tex, ,12/18,13:00~16:30,3.5h,Tex画像の貼り方, ,1/20,13:00~16:00,3h,最終課題, ,1/27,13:00~16:00,3h,最終課題, ,1/29,13:00~19:00,6h,最終課題, ,2/5,14:30~16:00,1.5h,最終課題,後藤さん ,2/10,13:00~16:00,3h,パワポ作成, ,2/12,13:00~16:00,3h,最終課題発表,後藤さん ,2/16,9:00~17:00,8h,卒論発表見学, ,2/24,12:00~17:00,5h,春休み課題, ,3/3,13:00~16:00,3h,春休み課題, ,3/4,13:00~16:00,3h,春休み課題, ,3/5,13:00~16:00,3h,春休み課題, ,3/8,13:00~16:00,3h,春休み課題, ,3/9,13:00~16:00,3h,ゼミ(進捗報告),後藤さん ,3/25,13:00~16:00,3h,春休み課題, ,3/29,13:00~16:00,3h,ゼミ(進捗報告),後藤さん ,4/5,16:00~17:00,1h,顔合わせ(zoom),後藤さん、青木さん、石黒さん ,4/12,14:30~16:30,2h,卒論修論テーマ発表, ,4/14,10:30~16:00,5.5h,英語ゼミ、春休み課題,後藤さん、青木さん *11/13 Salomeの宿題 [#v53387e8] ,メッシュ長さ,要素数,先端変位,相対誤差,計算者 ,0.5,394121,6.57938,-1.7%,君島 ,0.7,130916,6.4781,-2.9%,君島 ,0.8,72101,6.43695,-3.5%,髙橋 ,0.9,71718,6.43136,-3.6%,髙橋 ,1,72278,6.44302,-3.4,髙橋 ,1.2,65575,6.408255,-3.9%,田村 ,1.4,41096,6.316155,-5.2%,田村 ,1.5,23417,6.120905,-8.2%,根本 ,1.8,11758,5.7368975,-13.9%,根本 ,2,11817,5.7382525,-13.9%,藤原 ,4,2862,4.9428,-25.9%,藤原 ,8,897,4.0411725,-39.4%,森島 ,10,596,3.4634575,-48.1%,森島 *11/20 Salomeの宿題(単純梁) [#n5deb22c] ヤング率:7500N/mm^2 ポアソン比0.4 断面積 10mm×10mm ,メッシュ長さ,要素数,変位,相対誤差,計算者 ,0.5,394121,0.34118,2.35%,君島 ,0.7,215780,0.33797,1.39%,君島 ,0.8,159468,0.33563,0.69%,髙橋 ,0.9,90071,0.33203,-0.39%,髙橋 ,1.0,61315,0.32997,-1.2%,田村 ,1.2,58111,0.329956,-1.2%,田村 ,1.4,47409,0.328156,-1.5%,田村 ,1.5,42068,0.325074,-2.4%,根本 ,1.8,24627,0.317161,-4.8%,根本 ,2,12228,0.3005115,-6.9%,藤原 ,4,5077,0.284054,-13.9%,藤原 ,8,1795,0.231200,-30.6%,森島 ,10,752,0.1612725,-51.6%,森島 http://www.str.ce.akita-u.ac.jp/~gotouhan/j2020/tamura/tanjun.png *11/20課題「異方単純梁」 [#ea56845b] スパン長100mm、 ,メッシュ長さ,要素数,変位,相対誤差,計算者 ,0.5,391031,0.44002,11.9%,君島 ,0.7,215780,0.435823,10.8%,君島 ,0.8,159468,0.43301,10.1%,髙橋 ,0.9,90071,0.42766,8.72%,髙橋 ,1.0,61315,0.42388,7.77%,田村 ,1.2,58111,0.42301,7.54%,田村 ,1.4,47409,0.42031,6.86%,田村 ,1.5,42068,0.41847,6.39%,根本 ,1.8,24627,0.41046,4.36%,根本 ,2,12228,0.39631,-0.84%,藤原 ,4,5077,0.37870,-3.6%,藤原 ,8,1795,0.34230,-12.7%,森島 ,10,752,0.29871,-24%,森島 http://www.str.ce.akita-u.ac.jp/~gotouhan/j2020/tamura/iho-tanjun100.png スパン長50mm、 ,メッシュ長さ,要素数,変位,相対誤差,計算者 ,0.5,215781,0.1253048,74.8%,君島 ,0.7,109175,0.1172535,63.6%,君島 ,0.8,75902,0.11527,60.8%,高橋 ,0.9,71911,0.11416,59.3%,高橋 ,1,47757,0.113602,58.5%, ,1.2,26945,0.108935,51.99%,田村 ,1.4,22998,0.107298,49.71%,田村 ,1.5,17689,0.10375025,44.77%,根本 ,1.8,14668,0.1021334,42.51%,根本 ,2,13986,0.069684,-2.8%,藤原 ,4,3009,0.048789575,-32.0%,藤原 ,8,967,0.0764429,7.2%,森島 ,10,558,0.0768385,6.7%,森島 http://www.str.ce.akita-u.ac.jp/~gotouhan/j2020/tamura/iho-tanjun50.png *12月4日課題「2材料」 [#we18e851] ,メッシュ長さ,要素数,変位,相対誤差,計算者 ,0.8,226647,0.08053,56.9%,高橋 ,0.9,127506,0.07678,49.7%,高橋 ,1.0,92447,0.05276,2.79%, ,1.2,88386,0.05264,2.55%,田村 ,1.4,78086,0.05261,2.49%,田村 ,1.5,70032,0.072549,41.3%,根本 ,1.8,34858,0.068375,33.2%,根本 ,2,20313,0.063280,23.3%,藤原 ,3,18229,0.0489236,-4.68%,君島 ,4,8067,0.050046,-2.51%,藤原 ,5,4846,0.036772667,-28.3%,君島 ,8,3814,0.0270877,-47.2%,森島 ,10,1716,0.0217906,-57.5%,森島 http://www.str.ce.akita-u.ac.jp/~gotouhan/j2020/tamura/2zairyou1.png http://www.str.ce.akita-u.ac.jp/~gotouhan/j2020/tamura/2zairyou2.png *創造工房課題 [#u85a4816] 10mm×10mm木材断面の縦軸中心に1mm×10mmの鋼材が入った、スパン長100mmの単純梁 ,メッシュ長さ,要素数,変位,相対誤差 ,0.5,405358,0.14421,57.8% ,0.7,303145,0.114400,57.5% ,0.8,206498,0.14331,56.8% ,0.9,120189,0.14176,55.1% ,1.0,82443,0.14114,54.4% ,1.2,80952,0.14110,54.4% ,1.4,71716,0.14109,54.4% ,1.5,68872,0.14092,54.2% ,1.8,31364,0.13522,47.9% ,2,21664,0.13261,45.1% ,4,5821,0.09556,4.6% ,8,3486,0.06404,-30.0% ,10,1842,0.01005,-89.0% http://gthmhk.webcrow.jp/j2020/kadai_TR.png