饋線式 的英文怎麼說

中文拼音 [kuìxiànshì]
饋線式 英文
branched system
  • : 動詞(饋贈) make a present of
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
  • 饋線 : [電工] feeder line; feeder; supply line; feed line; transmission line饋線電纜 [訊] feeder cable; ...
  1. The control system cpu process remote control for the equipments mentioned above through prodibus - dp, receiving operation and handclap status which feed back by control equipment, using the style of control word in the data format

    通過profibus ? dp總,控制系統cpu對上述控制裝置進行遠程控制,並接收控制裝置反的運行狀態和故障狀態,數據格採用控制字方
  2. Output can be obtain, next we use our designed the wavelet soft threshold to select result of the wavelet transform, finally, we give the selected result reversal wavelet transform. it is obvious : the wavelet soft threshold is important to improve the quality of the gray image processing. i give the donoho wavelet soft threshold a modified value method, which has a relation with ratio of signal - noise. i made full use of discrete hop field single feedback neural network, and nonlinear steady of automatic system at last, i obtained a steady limited ring, give the energy function an order differential a optimal

    我的思路是:改造現有圖形結構,先建立能反映信噪比大小且含待定參數k的表達,然後通過離散型h0pfi舊單層反神經網路,再結合前邊的混合濾波器構成一個非性控制系統,寫出對應的網路函數,利用相平面法和李雅普諾大穩定性的判據,得到一個穩定的極限環,從而確定出參數卜的范圍,進而再對原來的小波軟閾值進行修正,用修正後的值作為小波閾值。
  3. It has the good qualities of both tem horn antenna and dipole antenna, less dimensions construction, good direction and higher efficiency. its impedance and radiation are analyzed. good agreements are obtained from experiment and calculation

    這種平面喇叭天採用了新型的平衡電方,結構簡單,性能良好,同時結合了tem喇叭和振子天的優點,結構維數低,具有較強的方向性、較高的效率,在uwbsar軌道系統實驗中取得了比較理想的結果。
  4. Directed against the distributing fault disposing mode and centralizing fault disposing mode of distribution distribution feeder automation, we use two different research methods respectively. under the distributing fault disposing mode , combined with the technological ameliorate of the applying plc in the switch control department of the urban distribution ring feeder, we design a new voltage - current feeder automation flow executing by recloses and sectionnalizers controlled by plc to locate the distribution feeder fault section

    針對配電網自動化的故障分佈處理模和故障集中控制模,分別採用了不同的研究方法:在配電網採用故障分佈處理的模下,結合應用於城市手拉手配電環網的環網開關櫃的技術改造,設計了一種新的電壓-電流型自動化模,利用可編程序控制器( plc )來控制上的重合器和分段開關來實現配電網的故障區域定位。
  5. Under distributing fault centralizing mode , constucting the mathematic mode of distribution network based on the theory of structure variable dissipated network. structure variable dissipated network is a new algorithm which can actualize distribution automation efficiently

    在配電網採用故障集中控制模下,通過簡化的配電網模型,以變結構耗散網路理論為基礎建立配電網的數學模型,並在此模型下實現配電網故障區域定位的功能。
  6. It combines feeder automation, and develops the fault identifying principle from one direction to two direction. so it enhances the redundancy of fault information, and improves the reliability of the fault location. we choose the transient zero current prior to others, for it is bigger than others mostly

    本文敘述了系統保護原理,提出了基於自動化系統的幾種單相接地故障處理方案,討論了這幾種方案下故障特徵量的比較方,分析了故障特徵量選用的出發點以及配電終端地址命名規則等問題。
  7. We propose a combined slf method to extrapolate feeder load growth by using feeder ' s history peak value and the merits of gray theory and genetic programming ( gp ). at first, we adopt load transfer coupling method to correct load history and its error for load transfer. secondly, we get the real power - supply area by using layer overlap analysis, based on practical feeder path and distribution gis map layer

    將gis的空間信息分析功能應用於配網空間負荷預測的研究:綜合利用灰色理論及遺傳規劃( geneticprogramming , gp )的優點,提出了一種根據的歷史峰值負荷進行外推的組合slf法:首先採用負荷耦合回歸法來修正負荷歷史,消除由於負荷轉移引起的誤差;然後根據實際路徑和配網gis圖形分層,運用圖層疊加分析得到的實際供電范圍;接著採用灰色關聯度聚類方法對負荷增長曲進行聚類分析;最後採用gp來對灰色聚類結果進行符號回歸,分別得到每一類曲的最佳擬合曲
  8. This paper introduces control area network ( can ) into intelligent reclose controller, so it is very easy to construct multi - master system and multi - machine backup system. in feeder automation, after the intelligent reclose controller isolate faults, controller use the can to report fault message to dispatch center, helping determining the reason and fault point

    將can總引入重合控制器,不僅實現控制單元的多主通訊系統及多主機備份,而且往自動化系統中,在重合控制器無通道自動隔離故障的基礎上,實現故障信息的匯總,便於調度中心及時的掌握故障原因及查找故障點。
  9. The author ? major contributions are as follows. 1. with the performance requirement ( the pattern of the antenna, the rang of scanning angle, the maximal sidelcbe level and the beam ~ vidth ) givcn, a method is presented to determine the basic parameters of a serpentine feed, which includes the distance and ~ vaveguide length bet ~ veeii t ~ vo couplers, the size of the arrays and the number of components

    根據天的工作頻帶、掃描范圍、副瓣電平、半功率寬度等技術指標要求,給出了確定波導慢波基本結構尺寸的計算公,即對相鄰單元之間的空間距離、耦合器之間的波導長度、陣列的大小和單元數的計算。
  10. Using distributed architecture, this controller integrates functions of protection, metering, signaling, communication and new kind of distribution automation. it combines the function for integrated automation and feeder automation. so this product can be used not only in the reforming of substation, realizing the protection of equipments and power lines, but also in ring power network, through repetitious reclose, eliminating instantaneous faults and isolating permanent faults

    本文所研究的智能重合控制器採取戶外分散結構,將保護和測量、控制、信號、通訊以及新型配電自動化等功能集成一體;與斷路器配合,將綜合自動化系統中的測量、保護功能與自動化系統中的重合功能相結合,不僅可以運用於變電站的改造,實現站內設備、路的保護;還可以運用於城鄉環網中,通過多次重合,消除暫時性故障,隔離永久性故障。
  11. At the same time, linking with the special requests of da in communication mode and agreement, this thesis introduces the communication technologies and explains the realization of the communication module conforming to iec870 - 5 - 101

    本文還介紹了配網自動化通信技術,結合自動化對通信方和通信規約的特殊要求,遵照101規約,闡述通信模塊的實現。
  12. In pon, the transmission of downlink signal from olt to onu is not complex. usually, the information destined for onus are combined into a multiframe at olt via tdm before reaching the feeder fiber, and then broadcast to each onu via the passive optical demultiplexor. upon receiving the downlink multiframe signal, each onu takes out the part of information for itself only

    在無源光網路中, olt到onu的下行信號的傳輸過程較為簡單,一般在olt將需要發送到各onu的信息採用時分復用的方組成復幀送到光纖,通過無源光分路器以廣播的方發送到每一個onu , onu收到下行復幀信號後分別取出屬于自己的那一部分信息。
  13. The distribution gis data management methods and its application in distribution running are systematically researched, which compose distribution gis network topology analysis ( nta ) and optimal rush - maintain path ( orp ), and distribution planning, which composes distribution spatial load forecasting ( slf ) : ( 1 ) with systematic analysis on the relationship between spatial data model and spatial data structure, the distribution feature and the two common gis data models are analyzed, which are vector and raster data models. then the conceptual and logic data models of distribution gis are designed. the spatial data storage structure is given by using vector method, and their detailed data management methods are proposed

    ( 4 )將gis的空間信息分析功能應用於配網空間負荷預測( saptialloadforecasting , slf )的研究:綜合利用灰色理論及遺傳規劃的優點,提出了一種根據的歷史峰值負荷進行外推的組合slf法:首先採用負荷轉移耦合法來修正負荷歷史,消除由於負荷轉移引起的誤差;然後根據實際路徑和配網gis圖形分層,運用圖層疊加分析得到的實際供電范圍;接著採用灰色關聯度聚類方法對負荷增長曲進行聚類分析;最後採用遺傳規劃來對灰色聚類結果進行符號回歸,分別得到每一類曲的最佳擬合曲
  14. The effect of dg on the relay protection and automation of the distribution network is discussed in the aspects of 3 - sectional current protection based on circuit breakers, feeder protection based on reclosures, and distribution network automation protection based on ftu

    針對基於斷路器的三段電流保護、基於重合器等自動化電器的保護以及基於ftu的配網自動化保護方案,探討了分散發電對配電網繼電保護以及自動化的影響。
  15. This thesis makes a systematic reaserch and analysis about distribution network, compares some schemes about realizing feeder automation system and discusses the universal layered and distributed feeder automation sheme which based on feeder terminal unit ( ftu ) in detail

    本論文對配電網路進行了系統的研究與分析,比較了目前適用於自動化系統的各種方案,並重點討論了通用型基於終端單元( ftu )的分層分散自動化( fa )系統的研究內容。
  16. The major research of this paper is about microstrip patch antenna at the frequency of 24ghz, including single patch antennas and patch arrays. single antennas consist of centre side - fed, offset side - fed and inset - fed patches, while patch arrays consist of series - fed linear arrays, uniform and taylor distributed parallel - fed linear arrays

    本文主要研究24ghz的微帶貼片天單元以及陣列。天單元包括中間邊、偏移邊和插入。天陣列包括串陣、均勻分佈並陣和泰勒分佈並陣。
  17. The motion model of wheeled mobile robots with nonholonomic constraints is built, and the model has been linearilized via state feedback exact linearization. the motion control of wmr can be studied using the model. 2

    基於一類具有非完整約束的輪移動機器人,建立了該種移動機器人的運動模型,並通過狀態反性化方法對其進行了性化處理,此模型可用於移動機器人的跟蹤控制。
  18. The main contents list below : firstly, it clarifies the basic concept, economic benefit, necessary, and the developmental general situation of the distributing electricity automation technique, and puts forward the main problem that will be discussed more detail in the following chapters

    本文的主要內容如下:首先探討了配電自動化技術的基本理論、經濟效益、必要性、國內外發展概況及本文將要研究的主要問題。其次提出了配電系統中配電自動化的接、通信方自動化。
  19. Hierarchical controlling is a trend of feeder automation technique

    分散控制模自動化技術的發展趨勢。
  20. In the thesis, hierarchical controlling mode is discussed in details, and new robust control scheme is put forward

    本文詳細討論了自動化分層分佈控制模,並提出的最優控制模
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