薄板單元 的英文怎麼說
中文拼音 [bóbǎndānyuán]
薄板單元
英文
thin plate element-
So this article use arbitrary quadrilateral thick and thin balsa universal element
因此本文採用的是任意四邊形厚薄板通用單元。To this type balsa, if rectangle thin plate element is sill used will has limitation
對于復合樁基分析,若仍然採用矩形薄板彎曲單元進行分析,就存在一定的局限性。Based on the generalized variational principle of the modificatory variables and substituent shearing strain field interpolation of the bending theory of the mindilin plate, this paper brings up the nine - node mixed plate bending element and adopts the sap2000 ? a large - scale finite element analysis programs. by the examples, we find the precision of the method is satisfying
在對轉換層厚板進行局部有限元分析時,本文提出了基於mindlin中厚板彎曲理論的修正的二類變量廣義變分原理和替代剪應變場插值方法的九節點厚薄板通用的板彎曲單元,並採用了sap2000有限元程序。With this kind of element, panel flutter analysis can be performed not only for thin plates but for the middle - thickness laminates
由於min3單元計及了壁板的橫向剪切效應,因此這種壁板顫振分析方法不僅可以針對薄板,而且可以針對具有中等厚度的復合材料層合板。On the basis of all the above, associating with the practical engineering project of the surgery ward building of hospital xiehe of hust and taking the soil - pile - raft interaction into account, the finite element models based on kirchhoff ' s thin plate and reissner ' s moderately - thick plate theories are separately then the established 3 dimension solid finite element model as the verifying standard
在此基礎上,結合華中科技大學附屬協和醫院外科病房大樓工程,在考慮地基、樁和筏板的相互作用的情況下,以基於三維空間理論的實體有限單元模型為衡量標準,對同一結構(筏板)分別用薄板和中厚板單元建立有限單元模型進行計算。It is the high effective evaporation and distillation equipment which adopts high - speed rotation to distribute liquid into equal membranes. it also can carry out the operation of deodorization, deaeration effect, heating and cooling and extensively used in the industries of pharmacy of chinese and western drugs, foodstuff, light industry, petroleum, chemical and environmental protection
刮板式薄膜蒸發器是利用高速旋轉將液體分佈成均勻薄膜而進行蒸發或蒸餾的一種高效蒸發蒸餾設備,也可進行脫臭脫泡反應及加熱冷卻等單元操作,可廣泛適用於中西制藥食品輕工石油化工環保等行業。The introduction of these presuppositions are not real and may result in wrong resolutions by ignoring some dangerous situations. the present thesis attempts to implement a nonlinear fem analysis by using 8 - noded isoparametric brick element with equivalent reinforcement membrane
因此,本文嘗試性地摒棄這些假定,運用帶鋼筋薄膜的八結點六面體等參數單元,以三維實體單元來對鋼筋混凝土板進行了非線性有限元分析。A new quadrilateral bi - linear thin plate element based on the membrane - plate similarity theory
一個基於膜板比擬理論的四邊形雙線性薄板單元Aimed at the blank parts based on the ideal forming, the involved fe formulae based on the kinematics of the linear triangle membrane elements, with the node coordinates or node displacements of elements being unknown, are derived
針對基於理想成形的板料零件,推導了以節點坐標或節點位移為未知量的線性三角形薄膜單元的變形關系。Quadrilateral thin shell element based on area coordinate for dynamic explicit analysis
薄板成形動力顯式有限元演算法與面積坐標四邊形單元模型The sound transmission mathematics analysis model of a single - glazing window is established by using the finite element method ( fem ) theory, the sound - structure couple theory as well as vibration response and sound wave ' s incidence analysis to a single plate
通過對聲波入射的分析,同時結合薄板的振動響應分析,利用有限元理論和聲、結構耦合理論,建立了聲波入射單層窗的數學結構模型。In this thesis, we have the rectangular composite plate with piezoelectric sensors and actuators as ours study object. methods of riz and fem are used to analyze the problem of the vibration control of the smart structures with the direct feedback gain
本文以壓電薄板為研究對象,採用解析法(里茲法)和數值分析法(有限單元法)研究了壓電智能結構的振動控制問題,其中採用的反饋控制策略為直接反饋。The purpose of this thesis is to use artificial neural networks ( ann ) to identify the aerodynamic parameters. first introduced in this paper is the basic theory of ann and wind engineering in bridge, then ann is presented to identify the aerodynamic derivatives of ideal thin plate. a back - propagation ( bp ) ann is established and trained for many times to contrast the influences of some factors on the prediction results
首先對人工神經網路和橋梁風工程的基本理論作了簡單的介紹,接著採用人工神經網路識別了理想薄平板的氣動導數,並分析了數據處理方式、隱層單元數、訓練次數、隨機賦值次數、樣本數量對訓練結果的影響,討論了訓練的穩定性。It has a total assets of more than 100 million rmb yuan, a staff of over 1000 persons and two sub - companies named seaport wood company ( joint venture ) and hai li wood company, huai yin
年產膠合板、貼面板、單板、細木工板、薄木約15萬立方米, 99年產值3億元,年進出口總額達2000美元, 2000年產值約達5億元人民幣,年進出口總額達3000萬美元,已發展成有較大規模,集木材加工、貿易為一體的企業。The new mass matrixes of thin plate of element with applications
薄板單元新的質量矩陣及其應用Derivation and analytical process of calculating shears in triangular element with finite element methods are given
基於上述關系推導了三角形薄板單元的剪力求解過程,然後給出了具體的分析步驟。The analyzing result by thin plat e element from universal program will result in lack of pertinence and incorrect output of transverse shear force. in order to decrease the deformation of raft and prevent the destruction of structure, the designer prefer to adopt conservative methods to increase the raft foundation ' s thickness and reinforcing bars which will lead to waste of building materials
因此用一般通用程序中的薄板單元進行分析,除存在針對性不強的弊病外,而且不能正確地輸出板的橫向剪力,設計者寧可採取保守的做法,為減小基礎的變形,防止結構的破壞,一味地增加板厚和配筋量而造成材料的很大浪費。Several classical methods of interface element, soil behaviors and structure characters are presented in this paper. the author made great effort on the modeling of the interface element and the underground structure element, while considering the soil obey the mohr - columnb yielding principle, modified the existing beam element for solid rectangle pile and applies this element into thin - wall hollow pile, proposes a kind of board element. some examples are presented in the paper to test these new concepts and corresponding formulas
本文在總結已有的結構與土相互作用問題中的接觸面單元形式、土的本構關系以及結構的數值模擬方法的基礎上,對滿足摩爾庫侖屈服條件的土體材料用常規的薄層單元模擬進行了更加深入的驗證,在已有實心矩形截面樁與土相互作用描述模式的基礎上推導了薄壁筒樁用梁模擬時與土相互作用分析模式,和考慮與土相互作用時用板單元模擬地下連續墻的分析方法。Abstract : this paper studies the sensitivities in the structural optimization of the sheet cover, including the stress sensitivity and the displacement sensitivity as well as the eigenvector sensitivity. the sensitivities are solved by the finite element method. a beam element and a plate element are used for the structural analysis of the sheet cover. some equations about the sensitivities are given out and are applied to the structural optimization of the sheet cover. the results prove to be satisfactory
文摘:分析了在薄壁覆蓋件結構優化中應力敏度和位移敏度的計算方法,利用有限元法進行結構分析和敏度計算,推導出敏度的計算公式,並應用於薄壁覆蓋件的結構優化設計,得到了滿意的結果.薄壁覆蓋件的有限元分析採用了板單元和梁單元,應用實例的計算結果表明,應力敏度、位移敏度等的計算方法準確、可靠In the first place, with the similarity theory, a bridge is set up between plane elasticity and plate bending to transform those good plane elasticity elements into plate bending elements ; then with the guiding theory of the static - geometric analogy, a new methodology of thin shell element is presented
研究的目的和解決方案首先是利用相似性理論在平面彈性有限元與板彎曲有限元之間建立一道橋梁,則可以將平面彈性中性能良好的單元轉化為板彎曲單元。之後可以在此基礎上以殼體的靜力?幾何比擬為指導理論構造新型薄殼單元。分享友人