配電線路方式 的英文怎麼說
中文拼音 [pèidiànxiànlùfāngshì]
配電線路方式
英文
distribution line system- 配 : Ⅰ動詞1 (兩性結合) join in marriage 2 (使動物交配) mate (animals) 3 (按適當的標準或比例加以...
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 線 : 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...
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 方 : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 配電 : distributing; power distribution配電板 distribution panel; distributing board; power board; switc...
- 線路 : 1. [電學] circuit; line 2. [交通運輸] line; route
- 方式 : way; fashion; pattern
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In the hardware design, the paper completes modules ’ design like outside memory, patulous a / d, patulous d / a, rs232 communication, ecan communication, led control, keyboard control, distant control, emulation, reset, logic voltage switch, dsp supply power regulate and ac - dc power circuit, as well as room layout design like anterior panel, back panel etc. and dsp transfers data with peripheral equipments except outside memory using serial ports. besides, the whole circuit is configured in interrupt response. thus, it can meet system demand as well as take full advantage of tms320f2812 ’ s hardware resource. in the software design, the paper finishs programs like the interface programms intercommunicates with people, the distant control program, ad and da modules ’ control program, in addition, the paper select the velocity and acceleration state - feedback algorithm and is written in the program. the software design uses dsp integrate exploiting environment named ccs2. 2 of ti inc. as software instrument, and programs with the combination of c language and assembly language. moreover, in order to maintenance or modify the software expediently and shorten software ’ s exploitation time, the design adopt software modularization technique. finally, some air cylinder experiments are carried out to proved that the pneumatic controller is very practical
在硬體設計中,本文完成了片外存儲器擴展、 a / d擴展、 d / a擴展、 rs232通信介面、 ecan通信總線介面、液晶顯示控制、鍵盤控制、遠程控制、模擬、復位、邏輯電平轉換、 dsp工作電源校正電路和ac - dc電源等模塊設計以及控制器前面板、後面板等的空間布局設計。其中dsp與除外部存儲器的外圍設備之間的數據傳送全部採用串口通信,同時系統電路配置成中斷響應方式,這樣既滿足了系統要求,又充分利用了tms320f2812的硬體資源。在軟體設計中,本文完成了人機界面功能模塊、遠程控制模塊、 ad擴展模塊、 da擴展模塊、速度和加速度狀態反饋的控制演算法的程序設計。After that, the author discusses a novel solid states limiting technology and provides a single - phase solid states bridge current limiter and a main circuit topology of three - phase fault current limiter. it can be found that the new type of three - phase solid states bridge current limiter can handle the fault conditions more flexibly. it can not only remove the fault circuit, but also control the value of stable fault current to cooperate with the existing line three - segment relay
繼而,介紹了一種新型固態限流技術,給出了單相、三相限流器的主電路拓撲,分析了其基本工作原理和控制方式,指出以全控橋結構為基礎的變壓器耦合橋式限流器能夠更加靈活地處理電力系統的各種短路故障,及時地限制短路電流,並與現有的線路三段保護相配合,還可根據需要實現及時切除故障電路,在故障恢復時軟重合閘。In the light of new type tower and corresponding insulation coordination problem of three - gorges power transmission project, the live line replacement of middle - phase v - string insulators including the electrical clearance of tower head, combined gap, equal potential approach and operation method of replacement was discussed in detail
摘要針對三峽電力外送線路中出現的新型桿塔及相應的絕緣配置問題,從塔頭電氣間隙、等組合間隙、電位方式以及更換操作方法等方面對此類桿塔帶電更換中相v串絕緣子進行了探討。The integral structure of system are analyzed, and a scheme based on dsps processing board + mcu control board are put forward firstly, following design difficulties and relevant measures. every modules of dsps board are described in details, including chips selection, implementation manners choice, interface and time sequence match and etc. compared otsu single threshold segmentation with multi - threshold segmentations, the latter are preferred to perform the object identification in hardware designed by author. combined to like background rejection, morphology expansion and etc. steps, the paper gets the length of queue ; finally, a - b united control and area united control based on can bus are designed
首先分析了系統的總體結構,提出了一種基於dsps處理板+單片機控制板的信號機實現方案;在此基礎上,重點介紹了處理板模塊化的硬體電路設計,其中考慮了晶元的選型、實現方式的選擇、工作機制、時序匹配等問題;之後,分析了otsu單閾值目標識別和多閾值目標識別的效果,重點選擇後者在硬體電路板內對圖像進行了目標識別的演算法處理,結合背景的剔除、形態學膨脹等幾個減小誤差的措施,對車輛排隊長度進行了較為精確的提取;最後在控制板上完成了干線a - b信號聯動控制和基於can總線的區域聯網控制的通訊方案設計。According to the standard of can agreement the message agreement for the system has been designed. whose design thinking and its realizing way of the three kernel parts ( can kard ^ can oriented object and field communicatioan interface moudule ) in the system have been given. it is applied by the oriented subject technigue, and through the analyses of ststic characteristic, and dynamic characteristic of the equipment, the configuration tool category has been gotten to complete the configuration to equipment
系統通過傳輸介質把監控中心和現場通信介面模塊掛接在can總線上,組成一個控制器局域網路,從而實現對各種在線通信電源設備的分散控制、統一管理;根據can協議的規范設計了系統的通信協議,給出了系統中三大核心部分( can適配卡、 can中繼器和現場通信介面模塊)的設計思路和實現方式,並給出了相關硬體電路的結構框圖以及軟體設計流程圖;運用面向對象技術,通過對設備的靜態特徵和動態特徵的分析,得到其組態工具- -類,完成對設備的組態。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,提出了一種根據饋線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;然後根據實際饋線路徑和配網gis圖形分層,運用圖層疊加分析得到饋線的實際供電范圍;接著採用灰色關聯度聚類方法對饋線負荷增長曲線進行聚類分析;最後採用gp來對灰色聚類結果進行符號回歸,分別得到每一類曲線的最佳擬合曲線形式。This article takes hanging off and wide fluctuation of transmition velocity of adsl as example, then analysis centers on the discerte multiple tone and the principle of channel load assignation. from analysis above article points out the root of adsl being sensible of noise signal. at last, reserches effects that window function and barrier effect on frequency and adopts fft to work out the noise power of adsl
本文以電信現在推出的adsl傳輸中鏈路經常掉線和傳輸速率經常大范圍波動為例,重點分析了adsl所使用的dmt調制方式和注水演算法分配通道載荷方式原理,由此指出adsl對噪聲信號敏感的根源,在得到問題的根源之後,分析了窗函數和柵欄效應對頻譜的影響,採用fft方法計算adsl線路的噪聲功率譜,為adsl線路測試提供了可靠的理論依據。The concept and design especially block design of a signaling system directly affects both performance and safety of operation in a rapid transit system. the signaling system adopted by the taipei mrt is of a fixed blocking system design, which is also used in many other countries ; however, different system providers have their own design concepts, and incompatibility is a common problem which places restrictions on the expansion and updating of future lines. therefore, if a brand - new, standardized, more advanced design and or product is to be introduced to upgrade or expand the existing taipei mrt system, compatibility between the existing system and the new system is one of the most important issues
三、供電系統為捷運系統動力之來源,其可靠度直接影響系統之營運之可用度,為確保系統之可靠度,各線皆有獨立之電力系統,自成一自己自足之供電網路,由於變電站之投資成本昂貴,且涉及用地取得之問題,及民眾對變電站設置之排斥,皆是未來系統興建必須考量的課題;有鑒於此,在不降低整體路網運轉性能及可靠度需求之下,于未來系統擴建時如何充分利用現有變電站之資源,透過電力調度之方式,進行電力系統之擴建與整合,亦是值得探討的課題,其中包括既有機土介面配合調整可行性如何?At last grid - connected pv system has also been studied, different random faults in line and protection which bring the change of operating patterns have been taken account for, indices of reliability and economics have been computed in distribution system
最後,進行了光伏並網系統研究,考慮不同的線路及保護隨機故障動作,和多變的系統運行方式,結合配電網進行相關的可靠性經濟性指標計算。Abstract : in this article an optimization method is applied to de sign open - type distribution networks. graph theory technology is used. its mathem at ical model considers both the investment of constructing lines and the cost of o peration. the main idea is getting the structure of tree network that meets with the technical constraint conditions and at the same time make the annual cost mi nimum. the examples of simulation show that this method is fast and effective
文摘:將圖論優化技術應用於配電網路的優化設計,提出了一種適合於開式配電網路規劃的優化方法.所建的數學模型綜合考慮了待建線路的投資和運行費用.求解方法是以圖論中的最短路徑問題為基礎,配合以開式網路潮流演算法,並通過可行路徑的合理變換,得出滿足技術約束條件且使年計算費用取極小值的樹狀網路結構It put out the system requirements from the whole structure, function structure, developing mode, user management, the design of software and database, safety design, system running efficiency, developing plan, etc. it put out the basic graphics operation, the module building and editing of the electrical network, the devices records and function management the devices operating management, the function producing the electrical subject chart, the outside interface function, the in - out function and webgis, etc. it discusses some advanced functions including the theory loss and practical loss computing of the distribution line, the reliability basic data producing and conversing tools, power cut management, the load supplying from other ways, the repairing management on user fault reports, th e new load installing assistant function, the management of hanging the cards and simulating operation, the monitonng and analyzing management of the running information, load monitoring and load density analyzing function and so on
從系統總體結構,功能結構,開發模式,用戶管理,軟體和數據庫設計,安全性設計,系統運行效率,開發計劃等方面滿足了系統的總體要求;系統實現了基本圖形操作,電網建模與編輯,設備臺帳及運行管理,設備操作運行管理,電力專題圖生成,外部介面,輸入輸出, web - gis等基本功能;系統還具有配電線路理論線損計算及實際線損計算,可靠性基礎數據生成和數據轉換工具,停電管理,負荷轉供功能,用戶報修管理,用戶報裝輔助,掛牌管理和模擬操作,運行信息分析監控管理,負荷監控及負荷密度分析等高級功能:並能從運行方式,用戶權限,運行日誌三個方面闡述本系統的管理方式。系統總體結構合理,功能及介面齊全,配置擴展方便,可操作性強。The device can measure reactive parameters in distribution power net which are generally considered to he difficultly measured the paper also introduces the calculating method of the reactive compensation capacity and its optimal location, the design method and realization principle of the series devices, such as the reactive power acquisition device, the reactive power optimized controller and the compensation capacitor operator, is seated in detail through economic and technical comparison, a realistic hardware scheme of reactive power compensation system is proposed
文章利用電磁感應原理和數字通訊技術結合試驗設計出電源自給式高壓線路無線信號採集裝置,解決了配電網分支線路無功參數不易測量的問題。文章還介紹了系統無功補償容量及安裝位置的計算方法,較為具體的講述了無功功率採集器、無功優化控制器以及補償電容操作器等一系列裝置的設計方法和製作原理。通過經濟技術比較提出了一整套切實可行的無功補償系統硬體製作方案。For the high - speed digital signal processing, the structure of fpga and dsp is widespreadly adopted. dsp is more featured in the implementation of complicated algorithm, while field programming gate array ( fpga ) shows more advantage in its flexibility of design, simplicity of system configuration, modification and maintenance. in the paper, the hardware system of the spaceborne radar is based on the structure of fpga and dsp, of which the signal processing part is accomplished with one fpga chip and multi dsps
Dsp適合完成結構復雜的演算法;現場可編程邏輯陣列( fpga )適合完成高效、演算法固定的任務;與專用集成電路( asic )相比, fpga優點主要在於其很強的靈活性、可在線配置、修改和維護方便等優點。本文工程中的星載雷達信號處理和控制系統就是採用dsp + fpga的方式。其中信號處理採用的是xilinx公司的virtex -和virtex系列fpga和多片analogdevices公司的tigersharcts101的硬體電路結構。The hardware circuit boards are produced by a laser photoplotter according to the gerber files gererated from the schematic ( sch ) documents and the printed circuit board ( pcb ) documents. the cplds, programmed with the verilog hardware description language ( verilog hdl ), were completed after four steps : design, simulation, synthesis and fit. the software is developed with c language using direct i / o to communicate with the device through the isa bus computer interface
其硬體電路由專業軟體設計出原理圖sch和印刷電路圖pcb生成,再gerber文件,然後光繪而成, cpld晶元編程(採用硬體描述語言veriloghdl )經過設計、模擬、裝配、下載完成,高級軟體編程採用c語言i / o方式利用isa總線介面與外設進行通信。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,提出了一種根據饋線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;然後根據實際饋線路徑和配網gis圖形分層,運用圖層疊加分析得到饋線的實際供電范圍;接著採用灰色關聯度聚類方法對饋線負荷增長曲線進行聚類分析;最後採用遺傳規劃來對灰色聚類結果進行符號回歸,分別得到每一類曲線的最佳擬合曲線形式。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式電流保護、基於重合器等自動化電器的饋線保護以及基於ftu的配網自動化保護方案,探討了分散式發電對配電網繼電保護以及自動化的影響。Focus on the problem of design for general platform of microcomputer ' s peripheral circuit, we study the realization of common functions for peripheral circuit based on msp430 series chip of tl company and give a detailed layout and design for the constructing of general design platform, finally we put forward two platform realization methods for both static configuration and dynamic configuration
之後以建設微機外圍電路通用化平臺為主線,研究了以msp430系列單片機為核心的常用外圍電路的功能實現及性能分析,並對通用化設計平臺模型的建立進行了詳細的規劃設計,給出了靜態配置和動態配置兩種平臺實現方式。The adaptive setting algorithm and realizing strategy of adaptive protection function use local information of adaptive protection device, information of substation, status messages and topology connection relations coming from scada system offered by centralized control center to adapt to changes of topology structure, system impedance and fault type by amending the settings on line. the adatpvie protection algorithm of the device is adaptive three - step current protection
所提出的自適應整定演算法、系統級自適應保護功能實現策略綜合利用供配電線路自適應保護裝置本地信息、變電站站內信息與集控中心藉助scada系統提供的一次、二次設備狀態信息及拓撲連接關系,自動在線計算並修正保護整定值,實現了對電力系統拓撲結構、運行方式及故障類型變化的自適應。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,比較了目前適用於饋線自動化系統的各種方案,並重點討論了通用型基於饋線終端單元( ftu )的分層分散式饋線自動化( fa )系統的研究內容。In recent years, with the large - scale reconstruction of city power system, the scale of power system is continuously expanding, and the power supply network is becoming larger and larger. in addition, the enormous use of cables in city power system increases the current through the grounded capacitor. these lead to more and more instantaneously grounding faults unable to eliminate naturally
近年來,國家對城市電網的大規模改造,使得電網的規模不斷發展,配電網路越來越大,加上城網中大量使用電纜,使接地電容電流大大增加,越來越多的瞬間單相接地故障不能自動消除,為了解決這一問題,我國普遍採用中性點經消弧線圈接地的補償方式。分享友人