Discussion of finite - element modeling of accurate cutting hard tooth surface gear - hobbing machine 精切硬齒面齒輪滾齒機(jī)有限元建模的研究
Study of 3d finite - element modeling on stability of stope and host rock in a underground mine 某地下礦山采場(chǎng)與圍巖穩(wěn)定性三維有限元模擬研究
The feasible finite - element model is put forward and it is used to carry out static and dynamic analysis of each four - arched bridge finally 最后,提出了切實(shí)可行的有限元計(jì)算模型并對(duì)加固改造后各聯(lián)進(jìn)行了靜力和動(dòng)力分析比較。
The rotor system is studied and analyzed by using the finite - element method , so the finite - element models of the whole rotor system are built 在此基礎(chǔ)上,利用有限元方法對(duì)轉(zhuǎn)子系統(tǒng)進(jìn)行了分析與研究,建立了該系統(tǒng)各個(gè)組成部分的有限元模型。
The finite - element model utilized in this study is composed of 3d four - node shell ; both monotonic loading and cyclic loading are used for analyses 本文通過三維四結(jié)點(diǎn)殼單元建立了梁?柱節(jié)點(diǎn)的有限元模型,有限元分析包含了單向和反復(fù)加載兩種情況。
In this paper , we build three 3d finite - element models including mother rock body , hard inclusions and randomly distributed cracks and computed the stress distribution within the mother body and hard inclusions 摘要建立了含有母體巖石、硬包體和隨機(jī)分布的小裂紋的三維有限元模型,計(jì)算了包體和各層實(shí)體中的應(yīng)力分布。
In connection with a rc high - rise building , a 3 - d finite - element model is used in seismic response analysis . the calculation results show that the aseismic behavior is excellent 摘要采用有限元模型,對(duì)某鋼筋混凝土高層建筑進(jìn)行非線性時(shí)程分析。計(jì)算結(jié)果表明隔震結(jié)構(gòu)的頂層加速度峰值、層間位移、基底剪力等均大大地降低,隔震性能良好。
Basing on the feature of the structure member , the structure is simplified to a 3 - d model consist of space beams and plates , so we can make static and response spectrum dynamic analysis on the finite - element models 根據(jù)該結(jié)構(gòu)各構(gòu)件的受力特征,將整個(gè)結(jié)構(gòu)模擬為空間梁、板單元的三維整體計(jì)算模型,并對(duì)有限元分析模型進(jìn)行靜力和反應(yīng)譜法的動(dòng)力分析。
Then , suggestions about the design of the beam - to - column web moment connections are put forward . in conclusion , the finite - element model and the program adopted in this paper can well simulate the response of beam - to - column web moment connections under monotonous load 本文所建立的有限元模型考慮問題全面、精度較高,它與所采用的有限元程序能夠很好地模擬、研究在單向荷載作用下梁柱腹板剛性連接的反應(yīng)。
During the study of computer simulation , a new object - oriented simulation software dymola is used to program code module about the rotor system . simulation begins by using the finite - element models , a series of simulation figures are achieved . after simulation , experimental study begins 在計(jì)算機(jī)仿真研究中,本文采用了一種新型的面向?qū)ο蟮姆抡孳浖ymola ,利用已經(jīng)建好的有限元模型,編制各部分的程序模塊,進(jìn)行相應(yīng)的仿真,得到了一系列的仿真波形圖。