residual element 中文意思是什麼

residual element 解釋
殘余元素
  • residual : adj 殘余的,剩下的;殘留的;殘渣的;未加說明的;【數學】殘數的,留數的。n 1 殘余;【數學】殘數,...
  • element : n 1 要素;成分;(構成)部分;分子。2 【化學】元素;【數學】元,素;【機械工程】單元;單體;【無...
  1. Abstract : for analyzing the residual stress distributing state within the weld joint, and its effect on the performance of welding structure, when welding the ferrite pearlite steel with the austenite steel, this paper develops a finite element program to compute the interface stress of two or over two material. finally, this program is used to analyze the mechanical behavior of heterogenic joint

    文摘:為了分析鐵素體、珠光體類鋼與奧氏體類鋼焊接時,焊接接頭處焊接殘余應力的分佈狀態及其對焊接構件性能的影響,研製了可計算兩種或兩種以上材料界面應力的有限元程序,並用此程序分析了異質接頭的力學行為。
  2. The transitional group of diabases have intervenient sig, feg, tig, indicative of in - between melting degrees and melting depths. the highest nag in thes e rocks tend to suggest that na behaved as a moderately incompatible element during magma generation, thus preclude the possibility for residual jadeite to host na

    所有的觀察事實反映徐州地區晚元古代輝綠巖來源於具有不同深度、不同富集程度的nd同位素虧損地幔,因此最好的解釋模式就是它們為地幔柱沖擊作用下巖石圈-軟流圈-地幔柱相互作用的產物。
  3. The elastic foundation model is considered as two - parameter elastic foundation model and its effect to moderate - thick plates are taken into account by a set of governing differential equations. united with hu hai - chang ’ s function, least squares collocation weighted residual method which uses b - spline function as trial function is put forward for solving the bending problems. compare with the results of finite element method of lines, spline finite strip method, accurate solution of series etc. it is proved that the method in this article has adequate accuracy and practical feasibility

    本文採用瑞斯納中厚板理論求解彈性地基板,建立雙參數地基與中厚板相互作用的控制微分方程,結合胡海昌的解耦函數,運用雙五次b樣條函數作為試函數的離散型最小二乘加權殘值法分析了雙參數地基上的中厚板的彎曲問題,並將結果與有限元線法、有限條法、級數精確解等進行比較,證明本文方法具有足夠的精確性與實際的可行性。
  4. Such features can be ascribed to lower degrees of partial melting and greater melting depths. in particular, the decoupling between the lowest nag and highest tig tends to indicate residual jadeite during melting process so that na behaved as a moderately compatible element to lower the naao concentration in these rocks. this is consistent with the ree patterns in the high - ti diabases that have the highest ( gd / yb ) cn ratios than other two groups, which suggest a more important role of residual garnet in generation of the primary magmas

    運用mgo = 8進行標準化,結合巖石成因理論討論了三大系列輝綠巖的形成相對深度和熔融比例,其中高ti系列的原始巖漿形成深度大,熔融比例小,源區相對最為富集易熔組分;低ti系列的熔融深度最淺,比例最大,源區相對虧損易熔組分;過渡ti系列則介於前兩大系列之間。
  5. The ultrasonic impacting has very good effect of adjusting residual stress, improving texture and raising fatigue strength of structural element, and it is particularly helpful to eliminate tensile stress in the shallow layer thereof

    摘要超聲波沖擊對于調整殘余應力、改善組織、提高疲勞強度都有很好的效果,特別對消除淺層拉應力有很大的幫助。
  6. The reduction factors derived from curve fitting based on calculation results by the finite element program ( ansys ) considering all kinds of damages such as cutouts, corrosion, cracks, denting, initial deflection and residual stress are introduced to modify the effective width of perfect panel in the present paper

    本文考慮板中可能存在孔洞、腐蝕、裂縫、局部撞損和初始焊接變形或殘余應力等損傷和初始缺陷,對不同的損傷形式用有限元程序( ansys )進行大量的計算,通過曲線擬合的方法引入折減系數對完好板格的有效寬度進行修正。
  7. Three - dimensional finite element analysis on welding residual stresses of construction steel

    結構鋼焊接殘余應力三維有限元分析
  8. The fem method of debonded honeycomb structures is brought forward. a three - dimensional finite element model is constructed and the analysis program is complied to analyse the residual strength of debonded honeycomb structures and discuss the influence of debonded area

    提出了蜂窩夾芯結構脫膠的有限元分析方法,建立含脫膠損傷的復合材料蜂窩夾芯結構的三維有限元模型,編寫有限元程序計算損傷結構的剩餘強度並討論了脫膠區域等對結構剩餘強度的影響; 2
  9. Firstly in this part, computer simulation methodology based on the baecher model for generating network of discrete fractures was presented, which includes the follow details : probability distributions of fracture density, orientation, trace length, size, and aperture and estimation of their statistical parameters ; stochastic models of fracture network ; monte - carlo ' s simulation method ; numerical simulation procedure and technicality. then, boundary element method was used to calculate flow through the generated fractured network. assuming single fracture as a two - dimension inexpressible isotropic porous media, boundary element method equations for flow in single fracture and then in fracture network were derived using the weighted residual method

    給出了離散裂隙網路模型所依據的基本假定;發展了基於baecher模型的離散裂隙網路計算機隨機生成技術:詳細地推導了單裂隙滲流和多裂隙相交網路滲流的邊界單元法公式,發展了離散裂隙網路中穩態滲流的邊界元數值技術,並且討論了相關的具體數值技術細節,如角點的處理方法,單元的自動剖分等:描述了混合邊界元?管流模擬方法及其數值實現;研究了裂隙網路的簡化方法,並針對裂隙網路邊界元法的特點提出了一種改進的分塊三角分解法。
  10. The specification of this residual element is still a matter of controversy.

    關于這種遺留下來的要素的說明仍是一個爭論的問題。
  11. Machining deformation of aircraft monolithic component is simulated by finite element method ( fem ) and validated by experiment. the initial residual stress in pre - stretched plate is generated by simulating quenching and stretching processes. with a single tool - tooth milling process fem, the machining loads in monolithic component material removing is obtained. restart - calculation is put forward to complete the whole simulation of machining process. to verify the fem result, an experiment is carried out. the deformation distribution of the monolithic component resulting from fem shows a good agreement with the experiment result, which indicates that the key technologies presented in the paper are practicable and can be used to simulate the milling process of monolithic component to predict its deformation. lengthy and expensive trial and error experiment process can be avoided

    在模擬淬火、拉伸過程獲得含有初始殘余應力的預拉伸板材以及模擬單齒切削過程獲得切削載荷的基礎上,提出並採用接力演算法,對一航空整體結構件的材料銑削過程進行有限元模擬,同時進行了試驗研究.結果表明,有限元模擬的整體結構件的變形與試驗具有一致性,從而證明提出的整體結構件加工模擬關鍵技術的可行性,避免了為研究加工變形而進行的繁瑣的試錯法
  12. The main contents of the paper are : ( 1 ) review the state and art for fiber - wound vessel with metal inner lining ; ( 2 ) provide a method to present the technical features including wound process, equal stress dome and fiber gathering at the dome etc. ( 3 ) establish a finite element analysis model considering nonlinear physical and geometrical effects and develop a equivalent constitutive relation for winding graphite fiber reinforced plastic layers ; ( 4 ) set up a failure criterion for the inner metal lining and winding graphite fiber reinforced plastic layers ; ( 5 ) develop a corresponding engineering analysis code based on the commercial software ansys ; ( 6 ) investigate the plastic deformation and residual stress in the inner lining due to winding tension and pre - tension, and stress distribution of the composite vessel under service loading case

    本文旨在為具有金屬內襯的纖維纏繞復合容器的參數設計提供分析模型、方法及工程軟體。論文主要內容是: ( 1 )對復合容器分析國內外研究的概述; ( 2 )復合容器的幾何表徵方法及工藝中若干力學問題; ( 3 )復合容器結構分析的物理和幾何非線性有限元列式及其纖維層的等效本構關系; ( 4 )復合容器的破壞類別; ( 5 ) ansys程序的二次開發; ( 6 )典型復合容器的數值討論。本論文工作將對工程界復合容器設計和分析工作者具有參考價值。
  13. Finally, a non - linear finite element method on the basis of the classical plastic theory was introduced to analyze the distribution of residual stress field in the filament winding layers and metal liner after the autofrettage process

    採用經典塑性理論為基礎的非線性有限元方法,預測了預超壓工藝后容器復合材料纏繞層和金屬內襯內殘余應力場的分佈。
  14. The residual thermal stress of the tz - 3y20a / mo multiplayer composite has been forecasted by finite element method

    Marc有限元軟體計算了疊層材料的殘余熱應力。
  15. The inelastic finite element solution considering both large - deflection and plastic extension is used to analyze eccentric - loading columns in this paper. the stability capacity of different slendemess ration and eccentricity are calculated, the residual stresses and their influence upon the steel eccentric - loading columns are emphasizedly discussed, at the same time ten steel columns were achieved

    本文採用大變形和塑性擴展的兩重非線性有限元方法進行偏心受壓柱子的全過程模擬,分析不同的長細比、不同的偏心率情況下柱子的穩定性能,並著重討論殘余應力對柱子承載能力的影響,完成了10根試件的試驗。
  16. To eliminate the residual stress formed during the process of al board cold rolling, the distribution of stress in the deformation region was stimulated by elas - plastics large deformation finite element analysis

    摘要?消除鋁板冷軋過程中?生的殘餘應力,採用彈塑性大變形有限元法對變形區內殘餘應力的分佈進行數值模擬。
  17. The finite element balance equation is obtained with galerkin weighted residual procedure, and in turn, the creep and stress relaxation behaviors of articular cartilage under confined compression are numerically simulated using the designed finite element program

    具體採用伽遼金加權殘值法得到有限元平衡方程,編制了有限元程序,進而對關節軟骨圍限壓縮蠕變和應力鬆弛行為進行了數值模擬。
  18. The residual strength of damaged composite laminates and their repaired structures are calculated, and the influence of the repair parameters is discussed by the finite element and program stated above. some useful conclusion can be drawn according to the curves, which show the influence of repair parameters to repair effect. for the laminate which contains a circle hole, the suggested patch shape is circle, the patch size is 2 to 3 times than the diameter of damaged hole, the patch thickness is equal to the parent laminate and the patch stacking sequence is the same as the parent laminate

    用所建立的二維有限元模型和編寫的有限元程序計算損傷板及其修補結構的剩餘強度,並分析了修補參數對修補效果的影響;根據本文計算得到的修補參數對修補效果的影響曲線,可以得到如下結論: ?對于含孔復合材料層壓板,當圓形補片與母板鋪排順序相同、直徑為損傷孔直徑2 3倍、相對厚度為100時能夠獲得比較好的修補效果。
  19. Then an efficient and more accurate nonlinear finite element procedure based on the plastic node method ( pnm ) by combining elastic large displacement analysis theories with a plastic hinge model is presented to analyze the ultimate strength, directly accounting for the geometrical and material non - linearity and the influence of initial deformation and residual stress

    然後採用塑性節點法,考慮結構的幾何非線性和材料的非線性雙重以及各缺陷因素影響,分析了不對稱船體結構的極限強度。通過與實驗值的比較,說明簡化方法與塑性節點法都能較準確預報極限強度。
  20. In this dissertation, a global - local approach using hybrid stress element and its application in the stress distribution and the residual strength of composite laminate weakened by damage are studied in detail

    本文主要研究了基於雜交應力有限元的global - local方法及其在含損傷復合材料層板的應力分佈和剩餘強度方面的應用。
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