拓撲元件 的英文怎麼說
中文拼音 [tàpūyuánjiàn]
拓撲元件
英文
topological component-
By analyzing the topology of an interconnected power system, chapter 3 of this thesis derives the spanning tree, and builds the corresponding minimal cut set. by combining the results from the graph theory with the reliability indices of the individual reparable components, the reliability indices at the load point can be obtained, and the reliability indices for the whole system are deduced
本文的第三章從單個可修復元件的可靠性指標出發，在分析電網路的拓撲結構的基礎上，利用一定的演算法求出其對應的生成樹，根據生成樹和最小割集之間的對應關系，得到整個電網路的最小割集。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。A general graphical user interface based on object - oriented technique, database and visualization in scientific computing has been conducted. we can draw electrical components of the distribution network and fill the components data easily. background programs analyze topology automatically and constitute node admittance matrix, node impedance matrix
它使用圖形元件直接繪成系統接線圖，在屏幕上輸入元件參數，后臺程序自動進行網路拓撲分析，然後基於稀疏技術，利用支路掃描法形成節點導納陣，連續回代法形成節點阻抗陣。A single exchange topology may include store components mailbox stores and public folder stores that reside on multiple servers
單一exchange拓撲可包含位於多部伺服器上的儲存區元件信箱儲存區及公用資料夾儲存區。Based on the theory of molecular set nests and prime elements set nested in [ 67, 68 ], with the cuted set f and jm, we have obtain the equivalent theorem, the decomposition theorems, the representation theorems about l - smooth co - topology, the equivalent conditions of constructing a - smooth co - topology by a family co - topologies and the equivalent theorem of closure operator. we have proved that - smooth closure operator is reasonable, discussed the relations between - smooth closure operator and closure operator, - smooth continuous goh and continuous goh, and given a kind of product of - smooth topological molecular lattices
藉助文[ 67 ， 68 ]中提出的分子集合套和素元集合套理論，結合文[ 83 ]並以截集蘆f _ [ a ]和f ~ [ a ]為工具刻畫l上smooth余拓撲f ，從而給出了l - smooth余拓撲的刻畫定理、分解定理、表現定理和由余拓撲族構造l - smooth余拓撲的充要條件Based on the research of the blueprint, this paper introduces a new method to do the compress of the data. this new arithmetic is based on the description characters, using coordinate to memorize the information of the whole blueprint
對線型圖形來講，最合理的壓縮方式是基於描述字格式，僅用較小的信息量，分別記錄圖紙上的元器件信息，用坐標位置來描述元器件符號之間以及和導線的拓撲關系，從而完成對整幅圖紙信息的壓縮存儲。It is built using graphical technology of geographic information system and can be used as the graphical plate for power system software, making the operation and the management of the devices easy and intuitionist, and the analysis of network topology more automatic and accurate. in the aspect of the calculation of loss, this system calculates the loss of the active power and reactive power, forms the result in the database considering the differences of load - curves at every node, and allows the property or queries loss of the devices using graphic interface
它以地理信息系統（ gis ）的圖形化技術為基礎，為電力系統軟體架設圖形化平臺，使設備的操作、管理更加直觀，使電力系統的網路拓撲分析程序更加自動化、準確；在線損計算方面，考慮了各負荷節點負荷曲線的不同，可以從計算結果中分別統計有功損耗和無功損耗，也可以方便的在配網圖上對各種元件進行屬性查詢，損耗查詢等。In addition, the paper will analyze the existence condition for nonwandering semigroup by the methods of topological dynamical system. from the mature results of finite dimensional space, such as the topological mixing, we discuss any other methods to solve the problems of infinite dimensional space, so as to provide the similar methods for the similar work
另一方面，本文將結合微分動力系統和拓撲動力系統的研究方法，主要從微分動力系統的角度，從根本上分析非游蕩運算元半群存在的條件，並結合與此密切相關的有限維空間的一些成熟的理論，如拓撲動力系統中的拓撲混合性等，從不同角度試圖解決無窮維空間的結論。By studying the parameter shift of component, a new method that build inverter ' s model by circuit ' s topology and parameters has been applied in rc system
通過分析元件參數變化的影響，提出在重復控制系統中可以直接根據電路拓撲和參數建立逆變器模型的觀點，簡化了建模的工作。A method for fast - fault - location required an arc - structure matrix and is based on the practical information achieved by ftu, and then we can get some solution of " large area restoration " on basis of the five object functions mentioned in this paper
也是配電網路運行的主要目標之一。配電網路的故障隔離和故障后網路的重構是在遙測元件上傳信息的基礎上，根據當前配電網路的拓撲信息，來對故障區域進行定位和隔離。Then, using recursive arithmetic calculated reliability indices for directory tree, the method was realized by vb program ; the other is a method of reliability evaluation by interval arithmetic, which is the use of interval arithmetic to evaluate reliability, and the computation theory is also given. during the calculation, interval number replaced the component " s parameter and it takes into consideration the uncertainty of all of the parameters. in the study of power distribution system configuration, a new configuration model is set up which takes into account simultaneously the losses minimization and system reliability, then improved genetic arithmetic is described detail and of advantage for solving this problem
在配電網可靠性評估的研究中，提出了兩種實用的配電網可靠性評估方法：其一是利用網路分層和遞歸演算法理論，使用高級語言進行程序設計，提出了一種基於vb編程的配電網可靠性評估方法，該方法通過程序實現了網路拓撲結構的分層等效和可靠性指標的遞歸計算，使整個計算過程得到了簡化，並且界面窗口的可視化，使得評估過程便捷、形象；其二是提出了一種基於區間演算法的配電網可靠性評估方法，該方法是一種利用區間理論計算配電系統可靠性的不確定性評估方法；文章給出了區間運算的原理；討論了配電系統中區間數據的來源途徑，並用區間數代替元件的可靠性參數，對輻射形配電網進行了可靠性評估。In addition, circuit cost, power density and magnetic components are discussed qualitatively, as a reference to the selection of standard topologies
另外，作為補充，本文從成本、功率密度、磁元件等其他幾個角度定性地對這些拓撲進行了考查，作為確定標準拓撲的參考。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。In combination with the installation practice of field bus control system, this paper discusses the often used topological structure and the installation methods of bus cable, security protection equipment and network components
摘要結合現場總線控制系統安裝的實踐，論述了總線控制系統現場級網路的常用拓撲結構及其安裝方法，包括總線電纜、安全保護設備和網路元件等的安裝方法。Matrix converter is an " all silicon " power converter with an advanced circuit topology. it permits frequency conversion in a single - stage processing without the need of large reactive energy storage components, such as dc capacitor
=矩陣式變換器是一種先進拓撲結構的「全硅」功率變換器，它允許頻率單級變換，無需大容量的貯能元件。Achievements obtained are as follows : 1. for the low efficiency of removing pseudo elements in the wire - frame, according to the broken lines in 2d views, the topological information and the relationship between the 2d information and the 3d information generated in construction, we give some definitions and propose some related theorems which have been proved correct
取得成果如下: 1 .針對重建的線框模型中假元判斷條件的局限性和效率低的問題，根據二維視圖虛線信息、拓撲信息及二維信息與重建的三維信息之間的關系，提出了一些新的定義，性質及定理，並給以了證明。Push - pull current mode hfl inverter also is composed of four power switches. the simulation and experiment of a 500va experimental prototype indicates that this circuit has the advantages of less components, simple topology, the ability of four quadrant operation and high efficiency. the inverter does not need the symmetry of the components " parameters and can be applied to dc to ac conversion with single low input voltage source
推挽雙向電流源高頻鏈逆變電路也是由四個功率管組成， 500va的原理樣機的模擬和實驗研究結果表明，該電路元器件少、電路拓撲簡單、能夠四象限可靠運行、變換效率高，並不要求器件參數的完全對稱，適合於輸入電壓較低的場合。分享友人