網路總線 的英文怎麼說

中文拼音 [wǎngzǒngxiàn]
網路總線 英文
network bus
  • : Ⅰ名詞1 (捕魚捉鳥的器具) net 2 (像網的東西) thing which looks like a net 3 (像網一樣的組織或...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • : Ⅰ動詞(總括; 匯集) assemble; gather; put together; sum up Ⅱ形容詞1 (全部的; 全面的) general; o...
  • : 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...
  • 網路 : 1. [電學] network; electric network2. (網) meshwork; system; graph (指一維復形); mesh
  1. The procedure functions in the compare between partial image of dynamic collection and corresponding image of the airscape. in chapter 5, basing on the analysis of correlative theory of digital image, we introduce the improved fasted - down algorithm and simulative anneal algorithm, which applies to nn calculation, an d bring forward the unique and effective means, correlative original value evaluation. basing on the combination of correlative arithmetic, a stable, high - speed and exact correlative arithmetic is formed, which makes it possible to apply computer vision detection of single - needle quilting in industrial production

    本文展開研究並取得一定成效:構建了基於pci的微機實時圖像採集系統;在採集的布料圖(鳥瞰圖)的基礎上,通過數字圖像的數字濾波、圖像增強、邊緣檢測等處理,提取布料圖像的邊緣,對輪廓的矢量化的象素點進行搜索,得到相應的圖案矢量圖,從而確定絎縫的加工軌跡,生成加工指令;在進給加工過程中,主計算機對動態局部圖像與圖(鳥瞰圖)的對應部分進行圖像相關的匹配計算,應用數字圖像理論,結合神經計算的改進最速下降法和模擬退火演算法,提出獨特而有效的相關迭代初始值賦值方法,形成穩定、高速和準確的相關運算,實現單針絎縫視覺測量和自動控制。
  2. On this basic, it come out rs485, bitbus application casus to distribution watch system. this system make up real time watch system and data manage net system by bitbus communication to complete detract check and focus show function of high low electric power parameter. it take on task of background communication and proscenium data manage

    該方案應用bitbus現場構成一個完整的實時監控和數據管理系統,完成高、低壓配電室電力參數的分散檢測和集中顯示等功能,上位機同時承擔后臺通訊和前臺數據管理任務,前後臺并行工作,該方案在某汽車製造廠配電系統中得到了較好的應用。
  3. One of the highest total connectivity rating in the region based on a cumulative penetration rate of main lines, mobile subscribers, integrated services digital network isdn subscribers and community antenna television catv and digital subscriber line accounts

    就主要電話行動電話用戶綜合業務數字isdn用戶有電視和數碼用戶dsl帳戶的累計滲透率而言,香港是區內電訊容量最大的地方之一
  4. Being the complexity of the industrial ethernet technology, at present it still be in its first phase of development, and it has several different forms. compare with other forms, the traditional multi - protocal converting form has the simplest realization. it is realized by gateway or agent server to transform information between ethernet and field bus, actually to be a sort of realization that the network is comparted into different layers

    由於工業以太技術的復雜性,目前還處于起步階段,有多種組形式。相對來說傳統的跨協議轉換方法實現最簡單,它通過關或代理服務器進行以太與現場的信息轉換,實際上是一種分層的實現機制。
  5. The other is train communication network. based on the protocol of " iec 61375 - 1 ", published by iec in 1999, the data to be transmitted is classified into urgent periodic variables and deferrable random messages. in this paper the whole net is decomposed into two layers : train bus and vehicle bus

    文中參考iec組織1999年公布的「 iec61375 - 1 」標準協議,將整個列車分為連接各個車廂主機的上層列車和連接單個車廂內負責控制、檢測等子設備的下層車廂,同時將傳輸的數據類型區分為實時的周期性過程數據和可延遲的偶發性消息數據。
  6. After 1990s, information industry and data traffic network have greatly mushroomed and influenced industrial automation. new type industrial networks such as dcs, fieldbus and industrial ethernet have brought a high - level revolution in industrial automation. however because of the disunion of the international standards of fieldbus and indirect interconnection and interoperation between different kinds of fieldbus products, the openness of fieldbus can not be achieved easily

    90年代以來,以internet為代表的計算機信息產業和數據通信蓬勃興起,發展迅速,同樣也對工業自動化領域形成了強大的沖擊,新型的工業計算機如新型集散控制系統( dcs ) 、現場( fieldbus ) 、工業以太( industrialethernet )等大量涌現,給工業自動化帶來一場深層次的革命。
  7. Fieldbus is a kind of communication network which is a whole digitial communication multi _ embranchment data bus between intelligential field device and auto _ system. control system based on pcs ( fieldbus control system ) is a new kind of system which connect field control unit, field monitor unit, operation unit, communication interface uint with databus. lt integrates computer technology, communication technology and process cnotrol technology to adjust to demand of high standard productive control and enterprise management. lt developments and follows the advantage of traditional instrument control system and computer central control system and make up for their disadvantage so that it is applied in different industrial cnotrol area

    現場是連接智能現場設備和自動化系統的數字式、雙向傳輸、多分支的通信。它是一種能支持雙向、多節點、式的全數字通信。基於現場技術的控制系統是一種新型的控制系統,它採用方式將現場控制單元、現場監視單元、操作站、通信介面單元連接起來,綜合了計算機技術、通信技術和過程式控制制技術,以適應現代高水平生產控制與企業管理的需要。
  8. Using the approximate ability to nonlinear function of neural networks, the adaptive frame of identification and controller are constructed. and the formula of jacobin matrix for unknown systems is given, which is used to train the neural networks controller in closed systems

    結了bp神經的基本理論,把基於非性數值優化技術的leven - marquardt方法用於bp辨識器和控制器的訓練,模擬結果表明該演算法性能遠遠優于標準bp類演算法。
  9. This master thesis aims at developing a natural gas meterage, management and remote monitoring system with distributed hierarchy, which is based on the rs - 485 bus and the modbus plus network in pc in the field

    本碩士論文致力於研製一套分散式體結構的基於rs - 485和微機上實現的modbusplus的天然氣計量管理與遠程監測系統。
  10. Modbus transducer is the key device in the system and is used to offer power supply of pressure and temperature sensor, to collect signal, to linearizate and compensate temperature, to calculate density, volume and mass, to transmit data to modbus network, and display the data. so the modbus transducer is a multi - parament measurement, intelligent control device which can manage multi - signal

    變送器是系統的核心設備,其作用是為油罐溫度、壓力、液位、可燃氣濃度等傳感器供電,採集傳感器信號並進行性化、溫度補償等處理,完成密度、體積和質量等參數計算,將數據輸出到modbus現場測控,根據需要現場顯示計測量參數。
  11. The development of fieldbus technology made lonworks field bus outstanding in all kinds of fieldbus. this paper simply introduces some kinds of common using fieldbus and the important position and influence of lonworks fieldbus in all kinds of fieldbus, carefully describes the technology core of lonworks technology, puts great emphasis on the introduction of the development and design of public security node of intelligent district which adopts computer, communication and control technology, carefully designs the interfaces of hardware circuits. the public security node of intelligent adopts 8031 single chip as its main processor to complete the application program of user, which mainly collects, process and control all kinds of field signal, and neuron chip 3150 as its slave processor to communicate with other nodes on field network, which works under parrel slave a mode

    現場技術的發展使得lonworks技術脫穎而出,本文簡要介紹了常用的幾種現場的概況以及lonworks技術在現場技術中的地位和影響,對lonworks技術的技術核心:神經元晶元、 lontalk協議、 lonworks收發器、 lonbuilder及nodebuilder進行詳盡的描述;重點介紹了集先進的計算機技術、通信技術、控制技術為一體的智能小區安防節點的開發與研製,對節點硬體電的各種介面進行了詳盡的設計。本文設計的智能小區安防節點採用單片機8031作為主處理器來完成用戶的應用程序,主要負責對各種現場信號進行採集、處理及控制,工作在并行從a方式下的神經元晶元mc3150作為從處理器,主要完成與現場上的各節點及中心控制室之間的通信工作。
  12. Facilitating the configuration of protocol parameters, optimization of protocol operations, and more exact estimation of protocol performance, etc. basing on combinatorial theory and asymptotic method, we analyzed the properties of manets with nodes uniformly distributed in rectangular region. mathematical formulas of some basic properties of manets are obtained, such as the expected number of wireless links, mean node degree, the relation between network connectivity and radio range

    因此本文第二章基於組合學方法和極限思想研究了矩形區域內節點均勻分佈的無自組的幾項基本屬性,中鏈數的期望值,中節點度數分佈情況,以及連通性與無信號傳輸半徑的關系等,得出了其解析描述。
  13. The chip simulation network laboratory system this paper disguessed is a distribute network simulation system based on lan. the system ' s architecture is a c / s of three lays. the front platform are the chip simulation network system application program terminer ; the middle lay is a dcom server, it ' s duty is to deal with the communication and data transmission between the terminer and then database server, and to execute the logical operation. the application program just connect with the middle lay and get data from it, the connection and operation with database server will be managed by the dcom server. the duty of database server is to access and backup the final data

    具體是由位於各個終端的晶元模擬實驗系統應用程序為前臺;中間層為dcom應用程序服務器,負責處理前臺應用程序與后臺數據庫的通信和數據傳輸,並執行業務邏輯,前臺應用程序只需要與應用程序服務器建立連接,在中間層操作數據即可,與后臺數據庫的連接和操作由應用程序服務器來統一管理操作。后臺數據庫只負責數據的存取操作。本論文實施的晶元模擬實驗系統模擬了主要的邏輯電器件, 8088cpu ,存儲器,寄存器,數據,地址和控制,及其它相關晶元。
  14. The spindle flowmeter and the especially designed totalizer highly improve the precision of measurement, and the measuring system made up of them is very easy to use

    置於測量現場的多臺積算儀與上位pc機之間可以通過rs - 485串列進行數據傳輸,構成高精度的分散式測量
  15. In the aspect of the choice of the comprehensive network schemes, it proposes to have the whole communication network categorized into backbone networks and specialist networks, due to the fact that city ' s trail transportation involves vast investment and lengthy construction and must be implemented line after line, period after period, etc. how to connect pots of specialist networks to backbone network so as to effect business transmission across lines has also been discussed

    3 、體方案的選擇比較:針對城市軌道交通的建設投資大,時間跨越長,分、分期施工建設的特點,將城市整個通信分成骨幹和專。在骨幹中如何將各專的一個或多個骨幹節點組合,實現跨的業務傳輸。
  16. Secondly, through analysising the application field and advantages of can bus communication which develops very fast in recent years, this thesis uses can bus to finish communication task, complishing board - board data transfer base on self - defined application layer agreligrom in the conditon of considering the actual requirement of the current system

    本文通過分析近年來發展迅速的控制器局域? ? can的應用場合和優勢,結合目前系統中板間通信的實際需求,採用can來完成通信任務,建立can通信的硬體電,制定應用層通信協議,在微處理器之間實現通信。
  17. The generation is coinciding with the probability distribution for the same work procedure. for one turn of simulation, the rigid network plan algorithm is used. after enough turns of simulation, the distribution of the total work period can be determined, at the same time the critical path and time parameters can be found in the pnp

    本文首先論述了計劃發展的幾個方面,然後引入概率理論與統計知識,建立起一個概率型計劃模型,在此基礎上闡述了工序工期與工期的概率分佈的判定與擬合方法,通過中心極限定理同時輔助於計算機數值模擬法,對計劃做出了一些統計分析,同時提出了概率型的關鍵的確定方法。
  18. Consequencely, the analysis and assessment system of the operating state of the concrete dam was developed under the ansys development environment, and the back - analysis and the prediction of the parameters of the dam system have been done according to the operating observed data. the research work involves several aspects as follows : 1 ) a back - analysis model including the prior information and a predictive model of nonlinear time series were established ; 2 ) the analysis and assessment system of the operating state of the concrete dam was developed under the ansys development environment, in which the analysis module of the loading effects, the back - analysis module, the forecasting module of the physical parameters and the assessment module of the operating state were contained ; 3 ) according to the operating observed data, the operating state of the dam was assessed and predicted with the analysis system of the operating state, the results suggested that the dam is in basically normal operation at present

    具體工作有以下幾方面: 1 )收集整理漫灣水電站大壩運行監測資料,並對其進行了系統分析,從觀測資料本身直觀的分析了大壩的運行狀況; 2 )結位移反分析的理論及方法,建立了考慮先驗信息多介質位移反分析模型,基於神經性映射功能,建立了神經時間序列預測模型; 3 )以ansys軟體為平臺,開發了漫灣水電站砼重力壩運行狀態評價模塊,結合荷載效應分析、參數反演分析、參數預測分析三個模塊組成漫灣水電站砼重力壩運行狀態分析系統;實現了對漫灣水電站運行狀態的動態「反演-預測」分析; 4 )利用漫灣水電站砼重力壩運行狀態分析系統,在漫灣大壩實測資料分析、大壩砼特性參數反分析、大壩砼彈性模量衰變規律及預測分析的基礎上,系統的分析並預測了大壩運行狀態。
  19. In order to reach the requirement of applying for the multi - objective and multi - parameter measuring, we adopt the distributing computer controlling system which the at89c52 single chip was used as core in the system, also the circuit of signal conditioning and data acquisition and processing are all integrated in the system. we use nixie tube to fullfill the displaying function and adopt high - capacity memory to record the data of production process

    同時為適應工廠要求對多目標、多參數進行監測的要求,採用了分散式計算機控制系統,該系統以at89c52單片機為核心,內部集成了信號調理、數據採集與處理、顯示等電並擴展了大容量存儲器以保存最近幾次生產過程的檢測數據,同時還採用了rs485網路總線技術可以方便的將數據傳輸給上位控制中心。
  20. Today, bus topology has been more and more popular in control network, while there are still several ways of media access control ( mac )

    當前,在面向控制的局域內,已經成為一種常見的拓撲結構;其的介質訪問方式卻有多種。
分享友人