數據環路控制 的英文怎麼說

中文拼音 [shǔhuánkòngzhì]
數據環路控制 英文
data link control
  • : 數副詞(屢次) frequently; repeatedly
  • : 據Ⅰ動詞1 (占據) occupy; seize 2 (憑借; 依靠) rely on; depend on Ⅱ介詞(按照; 依據) according...
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
  • : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  • 數據 : data; record; information
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. According to the system technology require, adopting singlechip realize open loop digital control of hdclsm ; using v / f conversion and complex key - control method realize digital setting of system parameter, such as velocity ; using micro - stepping control insure the motor running more smoothly ; adopting debasing speed control method to eliminate the mechanical impact of distance termination effectively ; at the same time, analyzing main power circuits drive circuit and protect circuit of system, completing hardware design and facture and software programming and debugging ; at last, making a whole test in hybrid rotary step motor. the experiment result indicates that this control system reaches the qualities required and run smoothly also

    系統技術要求,採用單片機實現了混合式直流直線步進電動機的開;利用v f變換和復合鍵方法實現了系統轉速等參字設定;利用細分技術保證了電機運行的平穩性,並進行了波形分析和理論研究;採用單片機軟體降速策略解決直線步進電機行程末端的機械沖擊問題;同時對主功率電、驅動電和系統保護電進行了分析,完成了硬體設計、製作和軟體編程、調試,最後在混合式旋轉步進電動機上進行了全面測試。
  2. As to the critical technological problems of the interlock control of three - car coke oven - oven number identification, accurate contraposition and data transmission, the author proposes solutions respectively - rfid, three - light positioning device, coke oven controller and radio transmission network. these solutions can ensure accurate identification of the oven number. for example, the deviation of the automatic parking position is within 10mm

    針對三車聯鎖節的關鍵技術:爐號識別、精確對正和通信,本系統採用了射頻識別( rfid )裝置、三燈位置檢測裝置、焦車器、無線通訊網等解決方案,可實現無差錯的爐號識別,自動停車定位誤差在10mm以下,通信可靠等系統要求。
  3. The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part

    本文所作的主要工作及研究成果主要有以下幾個方面: ( 1 )對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究,為建立一個較為完備的自導模擬系統提供了理論基礎; ( 2 )討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響,建立回波信號的學模型、境場中的噪聲信號模型(包括海洋境噪聲、目標輻射噪聲與魚雷背景噪聲等)與海洋混響模型,模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號; ( 3 )深入研究並建立了自導模擬系統的總體框架,給出各個具體功能模塊組成,討論了聲自導系統對信號的時域與空域處理,並結合模擬程序中陣列信號處理模塊,給出固定多通道波束形成的模擬實現過程; ( 4 )根系統的模擬模型與已建立的模擬流程圖編了通用魚雷模擬器自導系統模擬軟體,通過網系統相連,組成完整的魚雷模擬器。
  4. 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k的表達式,然後通過離散型h0pfi舊單層反饋神經網,再結合前邊的混合濾波器構成一個非線性系統,寫出對應的網,利用相平面法和李雅普諾大穩定性的判,得到一個穩定的極限,從而確定出參卜的范圍,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。
  5. Traffic accident simulation and control technology are simulating the environment and driving process, simulating the operation situation of accident vehicle on the road, making kinematic analysis based on data such as vehicle collision, stop location and collision narks, to determine the normally running line and the speed of vehicle before the accident, presume the collision speed course reversely, use 3d graphics technology to reappearance accidents process, provide scientific theory for the analysis of the cause, make corresponding protect safety technology and strategy

    交通事故模擬與技術是對駕駛境與駕駛行為進行模擬,模擬車輛在道上發生事故的運行情況,根車輛碰撞位置和停止位置、車身碰痕等事故現場進行運動學分析,確定車輛在事故前正常行駛時的速度和線,逆向推定碰撞車速及事故過程,應用三維圖形技術再現交通事故過程,為分析事故成因,提出相應的交通安全保障技術和策略奠定科學理論依
  6. Optical power meter real - time monitor optical power of each optical cable, and control computer gather the value of optical power attenuation circularly, if some values excess the limit, the computer control optical switch to connect another spare optical fiber with otdr card, control the otdr card to test the optical fiber, and then find the malfunction point accurately. the system require software system to run with hardware devices tother. this paper analyze requirement and technical feasibility in software system, ooa and uml are used to analyze software and abstract the class diagram

    通過光功率計對每條光纜中的備用光纖進行實時的監,測試光功率的衰減值,主計算機不斷循的對每個光功率模塊進行採集,並記錄每光信號的光功率衰減值,然後進行分析處理,如發現達到設定的光功率衰減門限值就報警,並光開關的切換,將故障光纜中的另一備用光纖與otdr卡連接,通過otdr卡對該光纖進行測試,從而確定故障點。
  7. This paper studies the design documents of the avionic system detailedly, including the interface control document and detailed design requirements, and summarizes the data structures and the communication formats of the system, and designs the simulation database. this paper also studies some protocols such as gjb289a, arinc429 and udp etc, and then determines the methods of data processing. according to the theory of the software engneering, this paper completes the requirements analysis, the globle

    本文根設備的具體設計要求,完成了模擬設備的硬體設計;詳細研究了航電系統的系統設計文件? ?介面文件和詳細設計要求,總結出了航電系統的結構和消息通訊格式,並在此基礎上設計了用來表達模擬對象的關系型模擬庫;研究了gjb289a 、 arinc429等總線協議以及udp網協議,明確了各類的處理方法;按照軟體工程的開發理論,完成了模擬軟體的需求分析、概要設計和詳細設計,進而通過編程在labwindows / cvi境下實現了一個界面友好、靈活通用的模擬平臺。
  8. This thesis introduces the working principle, craftwork requirement, modeling process, control strategies and the realization of lf refining furnance bottom blowing argon control system. through the study and analysis of bottom blowing argon process control system, the thesis discusses the mean neural network model of controlled object and the mathematical models of the exectors, pwm adjustable pressure controller and pcm adjustable flux controller according to the relevant liquid knowledge and relevant data, including design data, test data and running data. to begin with the craftwork reguirement of bottom blowing argon and the actual instance of the control system, it presents the strategies of fuzzy parameters self - adaptive pid control used in pressure difference inner loop and fuzzy plus pi compound control used in flux outer loop which are based on the above modeling in order to carry out the accurate control of argon flux

    本文介紹了lf精煉爐底吹氬過程式系統的工作原理、工藝要求、建模過程、策略以及系統的實現。通過對精煉爐底吹氬過程式系統進行研究與分析,並根流體力學的有關知識以及有關(其中包括設計、試驗和運行) ,建立起了被對象的平均神經網模型和執行機構(即pwm調壓器和pcm調流器)的學模型。在此模型的基礎上,從底吹氬工藝要求和系統的實際情況出發,提出了壓差內模糊參自適應pid策略和流量外模糊pi復合策略,以實現氬氣流量的精確
  9. Mainly discuss the choice of gateway hardware platform, specifically introduced the programming of the gateway, the operate of can controller, the design of can data send and receive programming, network programming and the multi - task programming with emphasis

    軟體設計介紹了交叉開發境keiluvision2ide的設置和調試手段,給出了對can器的操作、 can幀處理程序設計、網編程,其中重點討論了嵌入式多任務程序的設計。
  10. A service of the data link level ( logical link control ) in ibm ' s token - passing ring

    一種ibm令牌介質訪問製法中級(邏輯鏈)業務。
  11. Information processing systems - data communication. high - level data link control balanced classes of procedures. data - link layer address resolution negotiation in switched environments

    信息處理系統通信高級平衡類規程交換境中層地址的決定協商
  12. The mathematic models of networked control systems with single packet transmission, multiple packet transmission or data packet dropout are developed when the network - induced delay is short time delay. the open - loop mathematic models of networked control systems with long time delay are developed when the system is driven by anyone of the four different modes. the uniformed modeling method for networked control systems with long time delay is proposed

    建立了短時延網系統在單包傳輸、多包傳輸以及有包丟失時的學模型;建立了長時延網系統在四種驅動方式下的開學模型,提出了長時延網系統的統一建模方法;建立了多輸入、多輸出ncs的學模型。
  13. Based on this scheme, the control system architecture is designed. based on this system ’ s necessary, the signal conditioning interface box is designed, it is used in the conditioning of sensor and the design of drive circuit, the software of controller is also developed, finally, the performance index of controller is validated by a closed - loop simulation test system with aero - engine model and digital controller

    此方案,確定了模擬平臺中系統的體系結構,根系統的需要,設計了信號調理介面機箱,實現了對傳感器信號的調理及驅動電的設計,並進行器軟體的開發,最後利用發動機學模型和字電子器組成閉模擬境,以驗證器的各種性能指標。
  14. 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過程和綜合作業自動化境中的進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、工作原理及在鐵運輸調度中的應用;第五章提出了基於集群通信技術傳輸系統設計方案;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。
  15. The common map is scanned into grid map, and then vectored in mapinfo. after vectoring, vector data are matched and the spatial coordinate data of resident points, water system and other data are gained. the coordinate of reference points in the freeway are gathered by gps, then after data processing, coordinate transition, data inputting, it turn into the freeway graph, which composes the freeway electronic map with the materials subsidiary to the freeway

    將普通紙質地圖經過掃描生成柵格地圖,然後在mapinfo境下進行矢量化生成矢量化地圖,經過矢量化配準,確定居民點、水系等物系的空間坐標;利用gps採集的高速公點坐標,經過處理、坐標轉換、錄入,最後生成高速公圖層,和上述高速公附屬物共同構成了完整的高速公電子地圖。
  16. Information processing systems. data communication. high - level data link control balanced classes of procedures. data link layer address resolution negotiation in switched environments

    信息處理系統.通信.程序的高級平衡分類.在轉換境下層地址判斷協議
  17. The research results is briefed as follow. ( 1 ) a new communication and decision - making method is presented, which integrated several new tools as well as some old ones ; ( 2 ) a new concept of " virtual communicating place shared in real time by multi - user " is brought forward, and a new technology based on event - driving and message - transferring mechanism is designed to realize graphic data shared by multi - user and displayed synchronously under net environment, which is the basis of the whole system. ( 3 ) a new mechanism for team members to share data efficiently is devised, which supports collaborative working in progress, maintains the consistency of data, records the history of design and etc. by defining a new type of the design data attributes and the privilege of team member to access to data in different time, using a new method of data manipulating, the team data sharing is realized

    本文的主要研究成果為: ( 1 )在研究國內外網決策交流方式方法的基礎上,綜合多種方法的優點,提出了一種新的決策交流方式,採用了多種手段和工具,完善了網決策交流的機; ( 2 )提出了多用戶共享的可視化虛擬交流空間的概念,並對其實現技術進行仔細的分析,針對目前存在的技術難點,提出了可行的解決方案,設計了一種新型的基於事件驅動和消息傳遞機的多用戶實時共享圖形的解決方案,並採用了跨平臺的java技術實現了網境下圖形的實時交流和顯示; ( 3 )針對團隊協同的網cad系統的特點和要求,提出了一種新的團隊共享機,通過對產品的基本屬性、歷史屬性、共享狀態屬性和關聯屬性的定義,結合對團隊成員在不同設計階段的權限,採用新型的對共享庫的操作方法,動態地維護團隊的共享、設計的變更、設計進程的同步、關連的一致性、以及多個團隊之間的交流。
  18. For the teaching the hardware pwm inverter is designed, including the choice of power module, filter tache, auxiliary power supply, brake unit and protection circuits. in addition data sampling system is contrived with encoder and current / voltage sensors. the control circuit with tms320f240 for the core is presented at last. the circuit includes memory extension, d / a converter digital i / o interface and the interface of the serial port. the way of space vector pwm realization is briefly introduced in this paper

    接著,設計了pwm電壓型逆變器,其中包括主迴功率模塊與濾波節、電源、動單元及保護電設計。另外還利用霍爾元件與編碼器設計出採集系統。最後,給出了基於tms320f240的最小系統,包括存儲器擴展、串口擴展、字i o介面以及空間矢量pwm的實現。
  19. Based on " kingview " industrial software, the data processing and control system software is self - developed for realization of closed loop control in the displacement test machine

    以工業軟體「組態王5 . 1 」為核心開發的試驗機電採集和處理系統,實現了試驗測試的閉
  20. The emphasis of the paper is focused on the database flux control, server load balance and encrypted network communication. in this thesis, the system model of the middleware is firstly introduced, then we introduced the design and implementation of every part of the middleware one by one

    論文主要研究了庫訪問中間件在多服務器境下的系統模型、結構及實現方法,重點研究了該中間件設計和實現中流量、服務器負載平衡、網傳輸安全等關鍵技術。
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