接觸單元 的英文怎麼說
中文拼音 [jiēchùdānyuán]
接觸單元
英文
contact element-
Iv ) revolute joint element, nonlinear spring - damper element, 3 - d 5 points contact element are applied to simulate the revolute restriction between two caterpillar boards, suspension nonlinear vibration, contact between wheels and caterpillar boards, and contact between caterpillar boards and ground are considered respectively. drucker - prager material is employed to simulate reinforced concrete
4 、應用大幅度轉動約束單元、非線性彈簧阻尼單元、三維五節點接觸單元分別模擬自行火炮履帶板之間的轉動約束連接、懸掛非線性振動及負重輪與履帶板之間的接觸和履帶板與地面的接觸問題；根據材料非線性理論，提出利用drucker ? prager材料建立土壤的非線性有限元模型。The main popular theoretical method adopted to study end - plate connection is finite element technique under monotonic loading at present. this paper applies nonlinear ( material, geometry and contact ) finite element method to analyze the behaviors of connections under cyclic load at fist time. contact elements are set between end plate and column flange, screw cap and neighborhood plane, bolt bar and hole
對于端板連接的理論分析，目前國內外的研究主要局限在單向加載有限元分析范疇，本文首次採用三維非線性（包括材料、幾何與狀態非線性）有限元對端板連接進行了循環加載分析，端板與柱翼緣間、螺栓頭（帽）與相鄰板件間、螺栓桿與孔壁間都設置了反映邊界狀態的接觸單元。The housing device of this generic type for accommodating at least one circuit arrangement, in particular a power semiconductor module or the like, has housing areas which are designed for the arrangement of, in particular, live contact elements and which each provide a number of arrangement positions for this purpose
這種通用普通類型的外殼器件至少用於裝填一個電路裝置，特別是電源半導體模塊或類似物，在該外殼器件中設計有外殼區域，該外殼區域尤其是用來放置帶電的接觸單元，並且其每個都提供有多個此類放置位置。From the feature of the force and deformation of the tpih, 5 different elements are used to mesh the different zones of the tube, which are structural beam 3d elastic 4, structural pipe plastic straight 20, structural pipe elastic elbow 18, structural shell elastic 4 node 63 and contact 3d pt - to - surf 49 ; the contact problem is assumed to be flexible - to - flexible ; the temperature field is assumed to be body load. a mechanical model corresponding to reality has been established for numerical simulation. based on the above, the 3 - d fem numerical simulation of tpih has been carried out by using the ansys program
針對加熱彎管過程的受力和變形特點，採用三維梁單元、三維塑性直管單元、三維彈性曲管單元、三維殼單元與三維點對面接觸單元等5種不同的單元分別對管毛坯不同區域進行劃分，並對接觸單元採用柔體-柔體的處理方法，將溫度場作為體載荷處理，建立了符合實際的加熱彎管問題數值模擬力學模型：在此基礎上，應用商用軟體ansys對加熱彎管過程進行三維有限元模擬與研究，獲得了成形時推力、彎矩、支撐力大小及其變化趨勢。Compared the results of fea and the data of experiment, we can analyse that the distributing of the seismic stress of polymer - geogrid reinforced material is similar to that of the static stress, but the stress values of them is different ; the seismic similar friction coefficient between the earth and reinforced material fall with the increasing of earthquake acceleration, model acceleration respond along the height of the model, etc. thirdly, according to the comparison and analysis of the model seismic fea results and model experiment data, we can find the polymer - geogrid reinforced earth seismic fea is reasonable, which is composed by earth element, contact element and reinforced material element
通過對比有限元計算結果和試驗數據，分析得出塑料土工格柵筋材的最大動拉應力的分佈與靜拉應力的分佈沿筋材的埋深大致相同，只是應力的值大小不同；地震作用下土筋間的動似摩擦系數是隨地震加速度的增加而減小；模型沿墻高方向的加速度響應等。接著，根據模型動力有限元時程分析結果和模型試驗數據的比較分析，得出由土體單元、接觸單元和筋材單元組合的塑料土工格柵加筋土非線性動力有限元分析模式的合理性。Although numerical methods have frequently been used in the study of frc, theoretical analyses of such test methods as pull out tests and single fiber fragmentation tests, seemingly simple, remain to be challenging problems. problems arise when other factors are considered in connection with the various numerical models. these factors include nonlinearities in the properties and / or geometries of the materials, influences of such environmental conditions as temperature ( which is also to be studied in the present work )
本論文正是針對以往研究中的不足，在對纖維增強復合材料破壞問題進行數值模擬的研究中，綜合考慮了纖維和基體材料的非線性效應、纖維和基體材料受外載發生大變形時的幾何非線性，以及纖維基體之間界面脫粘時接觸單元的非線性效應。Among them, the interface element is used to think of the interface slippage and ripping, and the infinite element is used to reflect the remote effect of infinite foundation soil field
其中，接觸單元考慮結構與土壤之間的錯動滑移及拉裂，而無限元可有效地反映地基土體無限域的遠場效應。In the thesis, 3d finite element, models ( fem ) of the precast segmental box girders are established with contact elements, which may simulate the interactions between the joints. the influences of material nonlinearity of concrete and geometric nonlinearity of structure are also taken into account in the computed models
針對預制節段干接縫拼裝梁存在接縫的特點，採用接觸單元模擬接縫間的相互作用，解決了預制節段拼裝梁建模的關鍵問題，並在計算模型中考慮了混凝土材料非線性和結構幾何非線性的影響。Electrical accessories - circuit - breakers and similar equipment for household use - auxiliary contact units
電子附件.家用電流斷路器和類似設備.輔助接觸單元Using space contact element to analyze load transfer of under ground closed wall
空間接觸單元法分析地下閉合墻基礎荷載傳遞New contact element of interface between soil and structure
土與結構間一種新的接觸單元模型Simulation studies on stability of slope with contact element
接觸單元對邊坡穩定分析影響的模擬研究The point - surface contact element is put forward to solve the large strain simulation of contact, slide and rotation among multi - objects
為了解決大變形條件下多個物體間任意接觸、滑移和旋轉的模擬問題，提出了點面接觸單元。The surface - to - surface contact elements only support general static and transient analyses, buckling, harmonic, modal or spectrum analyses, or substructure analyses
下面一段又說面面接觸單元支持模態分析，是否是其他分析的需要，而沒有在模態分析中對接觸單元進行處理To figure out the nonlinear contact condition of the leaf spring, we use contact element type to simulate the contact region of leaf spring, and treat with the elements " attributes properly
在兩簧片的接觸區域生成ansys軟體所提供的接觸單元，並通過適當的特性選取，來模擬簧片間的非線性接觸。By adopting the layering foundation model, the contact element and the substructure method, the three - dimensional finite element analysis for soil, pile - raft foundation and frame - tube applied by the vertical loads is established
地基土採用分層地基模型，樁土界面採用接觸單元處理，上部結構採用子結構法處理。Thermal analysis result was imported into structural model and point - point contact elements were used to simulate contact state of different material, and displacement and stress field of nozzle was calculated under thermal loading and working pressure
導入溫度場分析結果，並用點點接觸單元模擬不同材料之間的接觸狀態，計算了溫度和壓力載荷聯合作用下噴管的位移場和應力場。During the course of stress calculation, the concrete watertight wall and the soil around are supposed to be linear elastic material, the onsolidation of dam is supposed to be completed before the watertight wall is constructed, the contact element is adopted to simulate the interface between the dam and watertight wall, and the completed before the watertight wall is constructed, the contact element is adopted to simulate the interface between the dam and watertight wall, and the influence towards the stress of watertight wall when water elevation changes is calculated by fem
應力計算時將砼防滲墻及周圍土體假設成線彈性材料，假設在防滲墻施工時壩體固結已經完成，用接觸單元模擬壩體和防滲墻之間的接觸面，利用有限元計算出水位變化對防滲墻應力的影響。Based on the difference between the corresponding limit of displacement from both side of contacted bodies, a local direct error estimator of bem solution for 3d elastic contact problem is presented, and then a scheme of adaptive bem is suggested
在此基礎上提出將接觸體接觸單元間與域內解連續的邊界位移之差的某種度量作為三維彈性體接觸問題邊界元法的一種誤差直接估計，並且提出了三維彈性體接觸問題邊界元法的一種自適應計算方案。Secondly, around the present research situation about the interaction analysis of structure and foundation, this dissertation gives a detail review. based on the 3 - d non - thickness jointed element theory, a new model is proposed which simulates the tangential slip effect of the jointed face. by means of increment loads searched automatically methods, the program is achieved to validate the feasibilities of the model
其次，本文對結構和基礎的接觸問題研究現狀進行了回顧分析，並在「空間無厚度接觸單元」的基礎上，提出了模擬接縫面切向滑動的本構關系，採用「變增量搜索法」進行計算，通過算例分析得到了該模型的合理性、實用性驗證。分享友人