loop communication system 中文意思是什麼

loop communication system 解釋
循環通信系統
  • loop : n 1 (用線、帶等打成的)圈,環,匝,框,環孔,線圈;【醫學】(常 the loop)宮內避孕環。2 環狀物,...
  • communication : n. 1. 通訊,通知;交換;信息;書信,口信,通報。2. 傳達,傳授;傳播;傳染。3. 交通,交通機關;聯系,連絡(設備)。4. 【宗教】接受聖餐。
  • system : n 1 體系,系統;分類法;組織;設備,裝置。2 方式;方法;作業方法。3 制度;主義。4 次序,規律。5 ...
  1. On basis of the development of modern control technology and apply of the network technology and locale bus - mastering technology , this text analyzes the essential element for produce of wire - roll mill : principle of assign for speed ; expatiates in detail on the network structure and communication protocol of ethernet and profibus - dp ; concretely describes the forms of control system configuration , the function and features of its software and hardware designs ; also, introduces mainly control function of control system, , for example , sequence control 、 loop control 、 fly shear control and operation and monitor function etc

    基於現代控制技術的發展、網路技術以及現場總線技術的應用,本文分析了線材生產的基本要素:速度的分配原則;分析了工業以太網ethernet和現場總線profibus - dp的結構和通訊協議。主要說明plc控制系統的組織結構形式,系統的軟硬體設計的功能和特點。同時,詳細介紹了控制系統的主要控制功能,如邏輯控制、活套控制、飛剪控制以及操作監控功能等等。
  2. Based on the quick development of computer network, this thesis deals with how to apply network technology to civil and architectural engineering. the finished research contains as follows : the research on reraote - network - monitor - system, the realization of the data collection of ddc ( direct digital controller, multi - loop data circuit monitor ), the communication, the real time control of remote network. moreover, the remote - network - monitor - system is applied in the engineering practice in which monitoring the security of high framed girder and plank

    其中包括:研究了遠程網路檢測系統基本結構,實現了下位機(多路數據巡迴檢測儀)現場數據採集、下位機與上位機通信、遠程網路實時控制採集過程等;成功編制了下位機與上位機通信軟體和用於動態更新、存儲數據的數據庫系統;將遠程網路檢測系統應用於工程實例,完成了高層建築框支梁安全性監測、不抽芯板專利技術檢測。
  3. Communication rules of the devices of surveillance and control system for expressway - part 2 : vehicle loop detector

    高速公路監控設施通信規程.第2部分:環形線圈車輛檢測器
  4. Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail

    針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向,本論文重點做了以下幾個方面的工作,目的在於提高dtc系統的綜合性能: ( 1 )提出一種新型的速度磁鏈觀測器,新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度,並且根據popov超穩定性理論推導出轉速的新型自適應收斂律; ( 2 )改善系統的低速運行性能,主要從提高低速時對定子磁鏈的估計精度入手,提出了一種提高定子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正定子電阻參數; ( 3 )採用數字信號處理器dsp實現系統全數字化硬體控制,結合ti公司生產的tms320lf2407晶元,設計了直接轉矩控制系統的實驗裝置; ( 4 )提出了基於sercos總線網路化分散式的直接轉矩控制系統, sercos ( serialrealtimecommunicationsystem )是目前最適合同步和協調控制的串列實時通信協議; ( 5 )基本勾勒出整個控制系統的硬體和軟體設計基本框架,詳細描述一些實驗中的具體的細節問題。
  5. The paper study correlative technologies of logistics information subsystem microcomputer interlock subsystem and trunking scheduling communication subsystem and design and realize data communication based on trunking technology and bring forward the schemes of how to integrate each subsystems to construct a integrate d automatic job system and focus attention on integrated schemes of date flow closed loop system of each subsystem. the first chapter of this paper gives a brief introduction of industry - mine enterprise steel transportation scheduling job system ' s current status and requirement and correlative components of automatization. the second chapter mainly analyse the components and characteristics of information system in integrated environment

    本文第一章對工礦企業鐵路運輸調度作業系統的現狀、自動化的需求和相關構成進行了說明;第二章主要就作業系統綜合自動化環境中的信息系統的構成及其特點進行了分析;第三章對信號微機聯鎖系統中的有關進路控制過程和綜合作業自動化環境中的進路生成與開放作了較詳細的闡述;第四章分析了集群通信系統的技術特點、工作原理及在鐵路運輸調度中的應用;第五章提出了基於集群通信技術數據傳輸系統設計方案;第六章探討了基於車輛實時跟蹤的綜合自動化作業系統各子系統的集成方案。
  6. This research about the uhf frequency synthesizer mostly includes the following parts : 1 ) the dds modules include the dds ad9852 part, the lc band pass filter design part, the amplifier design part and lc low pass filter part. 2 ) the pll modules include the design of the loop filter which is the core of pll, lc band pass filter design and the amplifier design. 3 ) the controller modules of the system include the part of pc rs - 232 com port communication with the mcu and the part of the process of controller about urat and mcu

    本課題的研究主要包括以下幾個方面的內容: 1 ) dds模塊設計:包括ad9852部分、 lc帶通濾波器設計部分、放大器設計部分; 2 ) pll模塊設計:包括pll關鍵部件環路濾波器設計、 rflc帶通濾波器設計、末級放大器設計部分; 3 )控制模塊設計:包括計算機與單片機串口通信的電路設計部分以及程序設計部分。
  7. Combining with co - evolution mechanism, we renewedly defined the several aspect of the co - evolutionary agent, such as the belief, action, communication, decision maker, and so on. we made the co - evolutionary agent model and actual world model become a uniform closed loop system, and established the symbol deduction theory model of multi - agent system based on co - evolution mechanism

    結合協進化機制,從符號演繹邏輯的角度重新定義了協進化智能體的信念、動作、通信、決策器等各個方面,將協進化智能體模型與實際世界模型形成一個統一的閉環系統,並建立了基於協進化的多智能體系統的符號演繹理論模型。
  8. By use plc, system can complete function as follow : this auto - control system be applicable to the temperature and smoke and dust the deal the variety quick, control the process is difficult with the operation is ; by the temperature controlor can automatically follow to the wet tower " exit temperature, error in the ? 3 v including ; by to automatically spray fog to lower the electric resistance, with the function for full the electricity equipment accepting the dust ; because of adopting feedback closed loop, and come to a to respond to the speed quick, constant temprature control the accuracy is high ; because of adopting the sensors, and make the system circumstance to leak water quick ; system have many control parameter can set exit control temperature and adjust value low limit by key ; can communication with remote computer and have remote control

    通過使用plc ,使該自控系統可以完成如下功能:適用於溫度及煙塵量變化快、控制過程難以操作的場合;通過溫控表自動跟蹤增濕塔出口溫度,誤差達到3以內;通過自動噴霧來降低粉塵比電阻,以此充分發揮電收塵器的作用;由於採取了閉環反饋迴路,達到了響應速度快,恆溫控制精度高;通過使用各種檢測傳感器,使得異常情況泄水快;該自控系統具有多套控制參數,增濕塔出口控制溫度及調節閥下限值可通過按鍵設定;可與上位機通訊,具有「現控遠控」功能。
  9. At present, el interface based on g703 is widely applied group network, relay network, gsm mobile base station and military communication for the purpose to transmit voice signals, data, pictures and etc. in this paper, the author firstly analyses the developing tendency and status quo of nowadays digital loop system

    目前,建立在g703基礎上的e1介面在分組網、幀中繼網、 gsm移動基站及軍事通信中得到廣泛的應用,傳送語音信號、數據、圖像等業務。
  10. Suitable for the microwave equipment and body of the digital communication system and join the body in the cable or the micro - strip line frequently in the loop frequently

    適用於微波設備和數字通信系統的射頻迴路中連接射頻電纜或微帶線。
  11. In order to gather the warning data of nms ( network management system ) of zte transmission loop network, the paper analyses the communication protocol and the data format of nms of zte transmission loop network, and introduces the designment and the implementation of the protocol converters

    為實現採集中興傳輸環的告警數據,分析了中興傳輸環網管系統的通信協議與數據格式,介紹了相應協議轉換器的設計與實現方法。
  12. Optical communication system, subscriber loop

    用戶迴路光通訊系統
  13. Optical communication system subscriber loop

    用戶迴路光通訊系統
  14. In modern industrial, the change of communication architecture from point - to - point to this common - bus approach, however, introduces different forms of time - delay uncertainty in the closed - loop system dynamics

    現代工業系統中各個控制單元之間的通信結構從點對點轉變為使用總線結構,這樣給控制系統引入了不同形式的時間延遲。
  15. But, following the rise of pc lan, the issues of protection technology s usage and environmental accommodation become very complex ; and in a network operating system you have to consider more questions, such as file sharing, control network legal users, the location to series connect protection locks, network communication, the compatibility between multi - loop network system and single - loop network systems, the working efficiency of a protection lock interface program on the network environment, the compatibility between a client server network system and peer to peer network systems

    以前的單機版保護鎖由於操作環境相當單純,因此保護的技術運用以及環境的適應性之考慮也都比較簡單,所以市場上有不少的開發廠商。但是隨著網路操作系統pc lan的興起,使得環境的適應性以及保護技術的運用等問題,變得極為復雜加上在網路操作系統環境之中,您必須要考慮較多的問題點,如:檔案共享?網路合法使用者控制?
  16. The table is a important device in the hardware - in - the - loop simulation system, and it simulates the flight of unmanned aerial vehicle so as to achieve flying parameters from those sensors. the signals of sensors in the table are transmitted by many cables previously, thus it confines the movement range of the three - axis frameworks. as the perfomance of uav become complicated, the signals cables are replaced by wire rings in some tables, but it brings many difficulties and unreliable factors for the simulation table ’ s design also. bluetooth, as a new short - range wireless communication technology, is a reasonable and feasible scheme in this condition

    三軸模擬轉臺是無人機地面半實物模擬系統中的重要設備,用來模擬飛機在空中的姿態和角運動,以驅動傳感器產生飛行姿態、角速度及角加速度信號。早期轉臺上傳感器信號通過穿在框架中的電纜進行傳輸,這就限制了框架的運動范圍。隨著無人機任務的復雜程度不斷提高,出現了採用導電滑環傳遞信號的模擬轉臺,但這也給轉臺設計帶來了困難,且存在不可靠因素。
  17. The result shows that forming a high capability ac control ic using this ip as an embedded core with other cpu or dsp core can efficiently shorten the cpu processing time and constitute high performance close - loop control system. some of the ips about the communication between d / a convert, i2c devices and control ics are also created

    這種速度估算ip核作為一種通用的片內外設形式(以硬體形式完成軟體功能) ,和裸mcu (或dsp )核製成電機控制專用晶元,可應用於各種無速度傳感器的電機控制場合。
  18. Besides, for servo control tache, an simple and credible 1c is applied to little power dc servo control system in order to realize a closed - loop position control system. ^ ^ finally, the latest wdm device driver ' s theory in windows98 / 2000 operation systems are discussed on the basis of analyzing the system structure of these platforms. a concrete realizing method of wdm about how to manage bottom hardware and real - time control by for pci and usb bus are given in detail, which resolves the timing gathering data and communication in win32 environment for the system of computer ' s measure and control

    最後,在剖析windows98 / 2000體系結構的基礎上,系統地討論了最新的wdm設備驅動程序的運行原理,詳細給出了wdm設備驅動程序在基於pci 、 usb總線的測控系統中的底層硬體管理和實時控制的具體應用,解決了在win32環境下測控系統中重要的實時數據採集和數據通訊等問題。
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