拓撲約束 的英文怎麼說

中文拼音 [tàpūyāoshù]
拓撲約束 英文
topological constraint
  • 拓 : 拓動詞（把碑刻、銅器等的形狀和上面的文字、圖形印下來; 拓印） make rubbings from inscriptions pict...
  • 約 : 約動詞[口語] （用秤稱） weigh
  • 束 : Ⅰ動詞1 （捆; 系） bind; tie 2 （控制; 約束）control; restrain Ⅱ量詞（用於捆在一起的東西） bundle;...
  • 約束 : keep within bounds; restrain; bind; bound; boundage;tie; restraint; restriction; engagement; repr...
  1. The evolution laws of structural weight, the best optimum fitness, average fitness, maximum nodal stress and displacement with increasing generations are discussed. and multi - result fact of the topology optimization can be obtained by ga - fem. the research results in this thesis show that the developed method is successful in the topology optimization for 2d continuum structures under multi - load and multi - constrain conditions

    上述工作表明，本文ga ? fem可以實現多載荷、多約束條件下平面連續結構拓撲優化，與eso等優化方法獲得的優化結果相比，本文的優化結果不存在單元鉸接和不連續單元，優化結構多樣，質量更小，效果更優。
  2. Mapping transformation method for topology optimization of contin - uum structures under multiple loading cases and stress constraints

    多工況應力約束下連續體結構拓撲優化映射變換解法
  3. Circuit analysis sub - system adopts the newly advanced methodology, circuit topology analysis, and circuit sensitivity analysis to generate layout constraints and control performance degradations

    電路分析子系統採用新提出的信號流分析方法再結合已有的電路拓撲分析和電路靈敏性分析方法生成布圖約束控制電路性能的衰減。
  4. Topology optimization of truss structures with frequency constraint based on structural reliability

    具有頻率約束的桁架結構可靠性拓撲優化
  5. Then, the mathematical models for workshop layout of general production line and automobile assembly - welding line are given, the topology model of multiple constraints expression and workshop layout is presented in depth, and then principles on position check and constraints check are also presented. a modified genetic algorithm is also proposed based on traditional generic algorithm

    在此基礎上，以物流優化和空間利用率最大化為目標，建立了車間設備布局的一般數學模型和汽車裝焊車間設備布局的數學模型;深入探討了多種約束表達和車間布局的拓撲模型，提出了約束檢驗的方法和位置判定的原則。
  6. If your network does not support this topology, you will need to work around connection constraints

    如果您的網路不支持此拓撲，則需要針對連接約束採取相應的措施。
  7. The example in the paper shows the efficiency of shift frequency together with inverse iteration to perform the dynamic topology optimization with frequency constrain

    文中的的算例表明移頻與逆迭代法結合后對頻率約束的動力拓撲優化問題非常有效。
  8. To completely avoid producing elements jointed at their corner nodes and checkerboard patterns, which frequently occur when the topology optimization of plane continuum is studied, the theory of topology analysis of plane continuum in topology optimization process and the simple algorithm for programming are studied. according to algebraic topology theory, the boundary of elements and plane continuum are operated as a one - dimensional complex. by use of the adjacency vector in graph theory, the structural topology is described and the topological operation is achieved on a computer. by above, the structural topological feature in the evolutionary process is gained. these methods are effcient and reliable. under topology constraints, according to the results of stress analysis, by deleting elements and moving nodes at the boundary, more satisfactory results can be gained by using a few numbers of elements and iterations. to demonstrate the efficiency of these methods, solutions including some well - known classical problems are presented

    避免目前平面連續體結構拓撲優化過程中經常出現的單元鉸接以及「棋盤格」等現象，研究了連續體結構拓撲優化過程的拓撲分析方法，以及在計算機上實現的簡便演算法.根據代數拓撲理論，單元及連續體的邊界作為1 -復形進行運算.利用圖論中的鄰接向量概念，在計算機上實現了結構的拓撲描述及拓撲運算，得到了結構在拓撲演化過程中的拓撲特性，方法簡單、可靠.在一定的拓撲約束下，根據應力分析結果，採用刪除單元、單元退化、移動節點等方法，可以用較少單元得到更為滿意的結果，提高計算效率.為演示方法的有效性，給出幾個包括常見經典問題的解答
  9. With consideration of parameters trade - offs involved in the circuits, the vco ’ s topology is designed

    考慮壓控振蕩器設計指標的相互約束條件，盡可能減小相位噪聲的來源，設計電路的拓撲結構。
  10. Furthermore, the comparison is made between eso and mathematical programming. in continuum structure optimization, eso is applied for topology optimization under the constraints of stress, displacement and frequency. in addition, eso is applied to the optimization for shells reinforced by ribs

    在連續體結構優化方面，討論了幾類約束下基於漸進優化方法的連續體拓撲優化，這些約束分別是應力約束，位移約束以及頻率約束；利用漸進優化方法，進行了加筋板殼結構的形狀優化研究。
  11. In this thesis, six topological characteristics and geometry characteristics are proposed that are invariant under affine transformations and axonometric projection. the definition of homograph is given based on these characteristics, and then the recognizing method of the homograph is proposed according to the definition of homograph at the same time

    其次，根據仿射不變性提出了6個用來描述多邊形形狀的拓撲特徵和幾何特徵，這些特徵在軸測投影下是不變的，以這些特徵為約束條件給出了在軸測投影下類似形的定義。
  12. Limit load analysis of simply supported annular plate under linear load

    應力約束下三維連續體結構拓撲優化分析
  13. A new approach to truss topology optimization, i. e topology group concept, is introduced. it may consider many kinds of constraint, including stress, euler buckling, static displacement and frequency constraints

    提出了桁架結構拓撲優化設計的一種新方法?拓撲組方法，可同時考慮應力，失穩，靜動位移響應以及固頻約束。
  14. Ceo ' s beliefs topology analysis on belief and restriction on strategy choosing

    信念拓撲與戰略選擇權約束
  15. In control flow testing, homing sequence is created first, then the waiting time is set in homing and checking sequence according to the network topologies and events

    在控制流測試中，先生成引導序列，然後按照測試拓撲環境設置和事件約束對引導序列、測試序列的時間進行約束設置。
  16. The distinct feature of this approach is to reconstruct the 3d model of target from images progressively in accordance with the general modeling conventions. namely, user firstly determines the rough model and puts projection and spatial constraints on it as well as topological operations step by step to let the system recover the camera parameters and refine the model

    該方法的主要特點在於，按照一般人的建模習慣，由粗到細地通過圖像重建目標三維模型，在確定大致形狀的基礎上，由用戶添加或者修改投影約束與空間約束，並施加拓撲修改，逐步實現照相機定標，粗糙模型的求精，並最終完成對具有任意幾何及拓撲物體的重建。
  17. The vector extreme problems with the set constraint in the ordered linear topological spaces are studied. the necessary and sufficient optimality conditions are established

    在序線性拓撲空間里研究了含有集約束向量極值問題的最優性條件，並建立了充分性和必要性條件
  18. In chapter 3, by identifying of geometric features of all basic entities, the shaping information of all basic entities of a part is recognized, and the carrier information for constructing dimension model is extracted. according to interrelations of all basic entities, and connections between shaping dimensions and topological structures of basic entities, a new method is presented to identify disappearing dimensions caused by interacting features. at the same time, a new strategy to create locating constraint dimensions and convert locating constraint dimensions to locating dimensions is introduced

    在第三章中，通過基元體的幾何特徵識別出零件體中各個基元體的幾何形狀，並提取生成尺寸模型所需的載體信息；根據定形尺寸同基元體拓撲結構之間的聯系和各基元體之間的相互關系，提出了由相交特徵引起的消失尺寸的確定方法；介紹了基元體之間定位約束尺寸的生成方法，以及山定位約束尺寸轉化成定位尺寸的調整策略。
  19. The paper carries on the research of network topology, algorithm of state estimation and detection and identification of bad data, and applies the method of tracking search to network topology, semi - dynamic optimization to node numbering, algorithm of weighted least - squares with constraints to state estimation and rn to detection and identification of bad data. the calculation is made for jinzhong ' s electrical network according to its circumstances in shanxi

    本文對電力系統狀態估計理論中網路拓撲分析、狀態估計演算法、不良數據的檢測與辨識進行了研究，採用獨立於結線方式的跟蹤搜索法進行網路拓撲分析、半動態優化技術進行節點優化，帶約束加權最小二乘法進行狀態估計計算，標準化殘差進行不良數據的檢測與辨識。
  20. Then, based on the analysis of bending plate stress sensitivity and performance index value, a set of criteria for optimization is given

    在此基礎上，基於彎曲板的應力靈敏度分析和性能指標，構建了應力約束下車架拓撲優化準則。
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