目的單元節點 的英文怎麼說
中文拼音 [mùdedānyuánjiédiǎn]
目的單元節點
英文
dn destination node- 目 : Ⅰ名詞1 (眼睛) eye 2 (大項中再分的小項) item 3 [生物學] (把同一綱的生物按彼此相似的特徵分為幾...
- 的 : 4次方是 The fourth power of 2 is direction
- 節 : 節構詞成分。
- 點 : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
- 目的 : purpose; aim; goal; objective; end
- 節點 : [電學] panel point; hybrid; packing; node; nodal points; joint of framework; pitch point; point pitch
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Perfect pre - processing and post - processing function is one of the main factors to evaluate the vitality and market value of the finite element analysis system surveying today development of finite element analysis technology, most of which concentrate on establishing fine user interface, also has some limitation on application, and especially, the research on the visualization of arbitrary cut - plane is always in ascendants to realize the visual processing on cut - plane needs reprocessing the results of finite element analysis which have get, so the algorithm is two parts : seeking the physical value of cut - plane and drawing 2d contours, the former, based on the theory of stress on " arbitrary inclined plane " in physical mechanics, use the method of linear interpolation method to get the coordination and physical value of intersection between cut - plane and element arris ; the latter, based on the tables on elements, nodes, stress and strain, summarize a rapid algorithm of generating 2d contours based on the grid. this thesis synthesizes there two parts and get a visual processing program under fortran
縱觀有限元分析技術的發展,目前大多集中在建立良好的用戶界面上的研究仍存在許多應用上的局限性,其中對任意剖面上可視化的研究仍處于方興未艾的階段。要實現任意剖面上可視化處理,必須先將得到的有限元計算結果進行再處理,因此在演算法上分為兩部分:求任意剖面上物理量值的演算法及二維等值線演算法。前一部分以彈性力學中「任意斜截面的應力」為理論基礎,利用線性插值方法得到截面與單元棱邊的交點坐標及交點物理量值;在此基礎上;根據已得到的單元及節點序號表、應力應變物理量表,總結出一種基於有限元剖分網格的快速生成二維等值線的演算法。Secondly, in order to make a deep analysis of c2 system structure, the author made the fire cell and aerial command control centre into the c2 organization nodes, then import into the information flow to analyze the c2 organization network, through which the author constructed a linear programming model to analyze the time consumption of c2 organization. based on object petri network ( opn ), the author also analyzed the c2 organization reconstruction process
其次,為了深入分析c2系統結構,將火力單元和區域指控中心作為c2組織節點,引入信息流因素對支持網路化作戰的c2組織網路進行了建模分析,以c2組織的時效性作為目標函數提出了c2組織的一種設計模型,並研究了通過對象petri網對防空網路化作戰中的c2組織動態重組的建模方法。After analyzing the shortage of former control ways to logistics cost according to traditional ways of accounting cost, it bring a new way of controlling logistics cost which is the objective cost controlling basing on abc system. according to the characteristic of logistics cost, the logistics course will be divided several logistics task cell. when the logistics task was given a cost goal, the logistics cost can be controlled under the goal to achieve the object
在分析了傳統成本核算模式下物流成本控制方法的不足的基礎上,提出了作業基礎的目標物流成本控制方法;並根據物流的運作特點,把企業的物流環節分成不同的作業成本單元進行控制,而對每個物流作業單元制定一個合理的目標成本,實現在作業基礎上實施目標物流成本控制的理想方法。Soil springs are used around the pipe including vertical, lateral and axial soil springs to consider the interaction between the pipeline and the surrounding soil. the pipe segment near fault that usually suffers large deformation is modeled with a plastic shell element in order to consider the effect of local buckling and section deformation. to reduce the calculating time of the whole model, an equivalent spring proposed by the author is applied at two ends of the shell model
為了解決現有的殼單元方法需要大量計算機時的缺點,本論文首次從理論上把離斷層較遠管土之間相對變形較小的管子直線段部分的變形等效為一個非線性彈簧,將此等效邊界引入到有限元模型中,使得模型中的殼單元部分主要用來分析我們所感興趣的在斷層附近發生大變形的管段,從而達到節約計算時間的目的。According to the fact that power factor of low voltage power networks is very low in china and field bus technology is developing in the world, in order to enhance power factor of low voltage power networks, on the basis of central transmitting and controlling information among every compensation equipment, the author of this dissertation studies systematically the design principles of power factor dynamic compensation system. based on analyzing structure of control system at present, the author of the dissertation puts forward a distributed completely and multi - layer structure framework based on field bus technology and builds a power factor intelligent dynamic compensation system. the functions of compensation unit, intelligent node, host computer, are presented
根據目前低壓電網用電負載功率因數偏低和國內外現場總線技術的應用現狀,立足於提高交流電機的功率因數,基於將每個補償裝置進行集中監控、信息集中傳遞的思路,本文作者在分析現有的控制系統體系結構的基礎上,提出了基於現場總線技術的全分散式多層控制系統的體系結構,構建了功率因素智能動態補償系統;對補償執行單元子系統、智能節點子系統、上位機子系統三部分進行了功能分析。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If you can t remember the cell name and node name, you can find them by looking under the config directory for the profile
如果您沒有記住計算單元名稱和節點名稱,您可以在概要的config目錄中找到它們。Steel frame with welding joint easily occur brittle collapse because of having a low ductility at joints then , a semi - rigid connected steel frame has large the energy absorption capacity which can resist dynamic loads and the using steel qualities of bracing system and joints are small so adopting a semi - rigid jointed steel frame is economical and stable but for semi - rigid connections are complex and variable , in conventional analysis and design of steel structures , it is usually assumed that the connections between columns and beams are either rigid or pinned the analysis of steel frames adopting the assumption can simplify the procedure of analysis and design , but cannot precisely reflect structural practical circumstance and the errors of calculating results are large , even , get incorrect conclusions semi - rigid connection was referred to in chinese code for design of steel structures ( 2001 , 10 ) , however , it isn ’ t specified how to apply semi - rigid joints in design in fact it cannot be carry out the purpose of the paper give a calculating method that accords practical engineering and easily put into effect worthwhile it is going to promote the development of semi - rigid jointed steel frame in design and heighten structural stability in the paper , at first some commonly employed methods for the modeling of connection behavior are introduced richard abbott function modeling of connection is adopted for extended end plate bolted connection by the 34 test data comparing to regression analysis indicate richard - abbott function modeling of connection represents an excellent fit to test data then after a semi - rigid joint behavior can be modeled as a finite stiffness rotation spring , base on rotation and displacement equation derive the element stiffness matrixes with semi - rigid connections where the effects ofj ointed flexibility geometric non - linearity and shear forces in the connection deformations have been considered in and fixed - end forces are modified finally, a program for calculating semi - rigid with incremental - iterative method has been
本文的目的就是為半剛性連接鋼框架的設計提供一種既符合工程實際又簡便易行的計算方法,供規范使用過程的補充、延伸或參考;同時,也將促進半剛性連接鋼框架設計技術的發展,為提高結構安全性能、節省工程成本發揮應有的作用。本文首先介紹了常見的幾種應用較為廣泛的樑柱連接彎矩轉角關系模型,在分析比較的基礎上,選用richard ? abbott函數模型作為外伸端板連接彎矩轉角關系模型,通過對34個外伸端板連接的實驗數據與回歸分析得到的參數比較可知,經回歸分析得到的此模型參數與實驗數據符合較好。然後用彈簧表徵連接點的轉動剛度,根據梁的轉角位移方程推導出半剛性連接的剛度矩陣,在單元剛度矩陣中考慮了節點柔性、幾何非線性和剪切變形的影響,並對固端力進行了修正,最後用增量迭代法編制有限元程序進行計算和分析。In order to make information of the planning implementing, tracing and adjusting on project management on the internet, and according to this structure reflects the feature that a project is usually divided into the task units for distributing and implementing, the database design in this thesis is consisted of project group, detailed projects, project tasks, project resources ( including substance and people ), task distribution, time, units and indentifiers. the software system of project management on the internet includes three pages. they are project building, project managing and project member working
為了將項目管理中的項目計劃、項目實施、項目實施跟蹤、項目調整環節的信息信息化、網路化,軟體系統針對在項目管理中,將項目細化為任務單元分配實施的特點,按項目群、具體項目、項目任務、項目資源(包含物質資源及人力資源) 、任務分配,以及時間、單位衡量信息、標識信息的層次關系構建了軟體系統的數據庫信息結構。Based on the nodal mechanics theory and generalized displacement method, equations that the thin - wall cylinder pile is simulated with the beam element are derived. the influence of the number of beam element is researched, and conclusion that the number of beam element and the number of soil layer should be uniform is draw up
應用節點力學的基本理論和廣義位移法的基本概念,推導了用梁單元模擬薄壁筒樁的計算公式,研究了梁單元離散樁體結構時梁單元的數目對計算結果的影響,得出了梁單元數量宜與樁穿過土層數目相一致的結論。The goal of this thesis is to give a scheme on the application of wireless sensor network system indoor. first of all, we have a deep research on the ‘ telos ’ node, secondly, we build up a stack system structure of wireless sensor network to monitor the temperature of the building intellectively, design and realize the network stack including physical layer, data link layer, network layer and application layer. finally, we debug the software in order to verify the network layer and the application layer
本文以智能樓宇溫度監測應用為設計目標,以em2420射頻晶元和atme128l單片機為設計載體,在詳細研究telos節點方案基礎上,對面向設計目標的室內無線傳感器網路節點的物理層、數據鏈路層、網路層和應用層之間的網路協議棧進行了實現性設計,建立了立足設計目標的無線傳感器網路協議體系,並在avrstudio4 . 11調試環境下對網路層和應用層設計正確性進行了調試驗證。It has many benefits due to its ultra - wideband nature which including the following : not sensitive to channel fading, low transmit power, extremely difficult to intercept, low complexity of transceiver structure, fine range resolution ( centimeter scale ) for location and so on this paper combines uwb technology and mobile ad hoc network technology, concerting the lasn project of national key laboratory of communication, researchs the baseband process cell of uwb communication transceivers on the base of arithmetic research and spot test
本文結合uwb技術和移動自組織網( manet ,即mobileadhocnetwork )技術,配合通信抗干擾技術國防重點實驗室uwb技術研究項目「 lasnproject 」的工作進展,在演算法研究和現場測試的基礎上,對uwb通信節點樣機的基帶處理單元進行設計研究。樣機結構包含三大模塊:天線、用分立器件形成的射頻電路、由fpga構建的基帶處理單元。分享友人