閉路網路控制 的英文怎麼說
中文拼音 [bìlùwǎnglùkòngzhì]
閉路網路控制
英文
closed network control- 閉 : Ⅰ動詞1. (關; 合) close; shut 2. (堵塞不通) block up; obstruct; stop up Ⅱ名詞(姓氏) a surname
- 路 : 1 (道路) road; way; path 2 (路程) journey; distance 3 (途徑; 門路) way; means 4 (條理) se...
- 網 : 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...
- 控 : 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...
- 制 : 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...
- 網路 : 1. [電學] network; electric network2. (網) meshwork; system; graph (指一維復形); mesh
- 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
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Hydraulic control system of double - cylinder vessel gate is a sort of typical electrohydraulic proportional control system0 in order to study electrohydraulic flux control characteristics of this system, i have analyzed the principle of this hydraulic control system, and made its mathematics model ? in double - cylinder hydraulic system, it is necessary to process electric synchronous control in this hydraulic system, this paper also introduces a sort of fnn ameliorated from the point of view of intelligent control theory, and clarifies the principle of applying that network to achieve synchronous controlo at the same time, the means of fuzzy configuration analysis is used for network training, the comparative experiments make known that the method of applying fnn to realize synchronization control is feasible, furthermore, its effect is better than others0 this paper puts forward that a distributed control system can be used to monitor and control vessel gate within a real - time or remote distance, the basic project, structure, applications and functions of computerized scada system in hydraulic system of vessel gate is introduced ? a double layer network structure, epigynous and hypogynous machine network, is applied to this system, in accord with the application of technique such as plc, integrated software etc, this paper introduces the methods and application to achieve the computerized scada system in the task, and analyzes the characteristic of this system, in this paper, the application of configuration in monitor and control system of vessel gate is discussedo in addition, in accord with the application of technique such as visual basicb
雙缸船閘液壓啟閉控制系統要求解決同步控制問題,文中從智能控制理論角度出發,採用了一種改進的模糊神經網路,結合模糊聚類分析方法,闡述了應用該網路實現同步控制的原理。通過對比模擬實驗表明:應用模糊補經網路實現同步控制是可行的,而且它的同步控制效果要優于傳統的設置主從令缸控制方法,具有良好的魯棒性能。另外,本文提出了建立船閘控制系統的分散式控制系統,介紹了船閘液壓控制系統的計算機監控系統( scada )的方案、結構、應用和主要功能,採用雙層網路化結構:上位機網路和下位機網路,並結合plc通信網路技術和組態軟體等技術構成的計算機監控系統的實現方法,實際應用,分析了這種較新的系統模式在船閘液壓控制系統的計算機監控系統的功能實現中所具有的特點。For the purpose of boosting voltage, because of the effect of the load r on q, the proposed close - loop control method is the best choice to ensure the stable output voltage
當利用諧振網路提升整機輸出電壓時,由於負載r對q值的影響,因此必須採用所提出的閉環控制方法才能保證良好的穩壓功能。Two nonlinear simulation methods are designed by curve fitting method and anfis which seem simply and right in the simulation experiment. based on the model different control strategies also were realized in detail such as chopped current control ( ccc ), angular position control ( apc ), amplitude - change ccc and pi control. a simple torque sharing function ( tsf ) method and a tsf controller were designed which decreases torque ripple effectively
文章中還建立一種基於模糊神經網路的非線性模型,並對比分析了三種方法,模擬中確定了電機的最優開通關斷角,在此基礎上實現了電流斬波控制、角度位置控制、變幅值電流斬波控制以及分段雙閉環pi控制,模擬結果表明,它實現了電機的正常運行,很好的抑止了電機轉矩脈動,同時有效地降低了噪聲。Neural network control is an important mode of intelligent control, and it is widely used in branches of control science, first, the architecture and the learning rule ( error back propagation algorithm ) of multiplayered neural network which is widely used in control system are presentedo especially, the paper refers to the architecture of diagonal recurrent neural network and its learning algorithm - - - - - recurrent prediction error algorithm because of its faster convergence with low computing costo next, before introducing the neural network control to the double close loop dc driver system, the controllers of current and velocity loop are designed using engineering design approach after analysis of the system, simulation models of the system are created
神經網路控制是智能控制的重要方式之一,它廣泛應用於自動控制學科各個領域。本文首先敘述了控制系統中常用的多層前饋網路結構及演算法( bp演算法) ,特別提及了能夠較好描述系統動態性能的對角遞歸神經網路和在用遞推預報誤差演算法訓練drnn時取得了較快的收斂速度。其次,應用工程方法分析設計了tf - 1350糖分離機的電流、轉速雙閉環直流調速系統的控制器,作為引入神經網路控制的設計基礎,並建立了系統的模擬模型。The single - chip microcomputer control technology has been applied in the system to carry out monitoring and protective functions for the asynchronous motors controlled. combined with suitable peripheral interface, disposition and flexible software, the mcs can measure the current and voltage signals of the motors. based on the measurements, the computation, judgment and decision are made to implement the phase sensitive short circuit, overload, supply over - voltage, supply under - voltage, over - thermal, leakage lock - out and loss of phase protective function
系統採用單片機控制技術,完成所控制電動機的控制功能,並對所控制電動機的電壓、電流等信號進行檢測、計算、判斷和處理,實現短路、斷相、過載、欠壓、過壓、過熱、漏電閉鎖等保護功能,並提供本質安全型輸入、輸出介面,能與煤礦井下監測監控系統聯網運行。The unites which is designed according to the transformer substation and distribution automation have protection, measurement, controlling and communication function communicated with ftu and realize measurement, protection and feeder automation integrated functions. the equipment can communicate with scada and finish measurement and controlling function
本系統的配電終端是按同時面向變電站(開閉所)間隔與配網自動化饋線設計的一體化現場終端,具有保護、測量與控制以及對饋電線路ftu的通信管理功能,實現了測控、保護、饋線自動化三合一的思想。Fracture and unconformity do n ' t controlled distribution of structure bearing, but the distribution of oil - gas, composed network channel for oil - gas move, and formed a large of trap. 4. three stages of hydrocarbon happened in silurian - devonian stratum
3不整合是構造運動的結果,它與斷裂的結合為滿加爾坳陷生成的油氣向高部位運移提供了網路通道,同時也控制了大量地層圈閉的形成。There must be a marine casualty happened every 4 days before 1984, the amount of marine casualty happened at this area corresponds to 1 / 7 amount of the whole changjiang " marine casualty, so mariners gave it a name as " mouth of tiger ". due to the specific geographical condition and the extremely representative vessel traffic management of changjiang yingongzhou channel section, many intelligent people began researching and practicing the vessel traffic management of this changjiang " s down - stream complicated channel section from 1980s, at dec 15th 1984 the authority at that time - changjiang yingongzhou channel section previously ; up to the last years of 1980s ministry management administration applied traffic control on changjiang yingongzhou channel section previously, up to the last years of 1980s ministry of communications assigned shanghai marine college, shanghai ship & shipping research institute and changjiang harbor superintendence administration to make feasibility demonstrate about modern vts of zhenjiang traffic control section ; in 1990 dasha radar station which is the first radar vts station with inner river was finished, groped a new way for applying modern radar traffic control of vessel traffic management ; in 1997 the vtms of changjiang " s down - stream from nanjing to liuhekou was completed with connecting net and came into operation formally, meanwhile the signals of dasha radar station were conveyed to vts center by light cable, and then united applying vessel traffic management upon the whole authorized area ; in jun 2001 jiangsu msa made changjiang yingongzhou channel section as the first experimental group of creating " civilized, safe, passable channel activity, updating dasha radar antenna and receive - transmitter building closed - circuit television monitor system, setting uo safety warning board, starting navigational route reformation, carrying out united construction
1984以前這里平均每四天就發生一起海損事故,事故數占整個長江的1 7 ,被行船人稱為「老虎口」 。長江尹公洲航段緣其極為特殊的地理區位條件和極具代表性的船舶交通管理,從上個世紀八十年代初就有識之士開始了這個長江下游最復雜航段的船舶交通管理探索和實踐。 1984年11月15日當時的長江航政管理局在長江尹公洲水域率先施行交通管制;到八十年代末交通部委託上海海運學院、上海船舶研究所和長江港監局聯合開展鎮江交通管制段建立現代化交管系統的可行性論證; 1990年大沙雷達站? ?內河第一座雷達交管站建成,摸索實施現代化雷達交管的船舶交通管理新途徑; 1997年長江下游南京至瀏河口船舶交通管理系統建成聯網投入正式運行,同時將大沙交管雷達信號通過光纜傳輸至交管中心,統一實施全轄區船舶交通管理; 2001年6月江蘇海事局將長江尹公洲航段作為第一批創建「文明平安暢通航段」活動試點航段,更新大沙雷達天線和收發機,著手閉路工業電視監控系統建設,設立安全警示牌,啟動航路改革,開展聯合「共建」 。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。Robust control policy for closed queuing networks with uncertain routing probabilities
具有不確定性路徑概率的閉排隊網路魯棒控制策略The paper is written by way of background as remote monitor system in tianshi pump station as well as my own factual labor fruit, in order to carry on discussing about research and construction of remote monitor system for large - scale pumping station. the paper mainly deals with five aspects : 1. describing problems existed now and trend in the future on remote monitor system for large - scale pumping station. 2. providing network integration project of constructing remote monitor system for large - scale pumping station
本文是以田市抽水站遠程監控系統為背景,結合筆者實際工作成果所撰寫的,旨在對大型泵站監控系統的建設進行研究與探討,全文主要涉及到以下五個方面: 1 、論述了大型泵站監控系統目前存在的問題和今後發展趨勢; 2 、提出了組建大型泵站監控系統的網路集成方案; 3 、提出了利用com 、 dcom 、 activex 、 opc組件技術實現各種監控系統之間的集成方案,並在田市抽水站實現閉路視頻監控網路、配網自動化網路和機組控制網路的無縫集成; 4 、進行監控系統通訊軟體分析與開發,實現監控系統與第三方設備通訊; 5 、結合大型泵站一般特點,引入聚類融合控制,實現田市抽水站的機組優化控制。Combining, switching adaptive control and neural network, a new adaptive control algorithm which can adjust continuously is proposed. the tracking and convergence properties of the closed loop are proved
摘要將開關自適應控制與神經元網路相結合,提出了一種新的能連續調整的自適應魯棒控制演算法,給出了其閉環系統的跟蹤收斂性證明。The article elaborates on medical treatment insurance integrated services network mis at last, especially details the issues in actualizing it : the strategy of network security, the technique of popedom management, the technique of multilayer - distributing bases on groupware, encrpytion checkout, the mode of popedom management bases on roles, audit and control of operation - log, and theory of closed loop safety control
文章最後結合醫保綜合業務網路管理信息系統實例加以詳細說明,尤其在實施過程中採用了網路安全策略,權限管理技術,基於組件的多層分散式技術,加密校驗,基於角色的權限管理方式,操作日誌審計監控,閉環安全控制理論等問題進行了詳細的探討。Abstract : in this paper a new adaptive neural network controller is presented for a class of continuous - time nonlinear time delay systems subject to modeling uncertainty. the neural network model requires a priori knowledge about plant dynamics to provide prediction models for time delay systems. an adaptive controller based on neural networks was developed to produce the desired tracking performance in uncertain conditions. stability of the closed - loop system is proved by the lyapunov method. the effectiveness of the proposed scheme was demonstrated through its application to the control of a continuous stirred tank reactor
文摘:針對模型不確定性的連續時間時滯系統,提出了一種新的神經網路自適應控制.系統的辨識模型是由神經網路和系統的已知信息組合構成,在此基礎上,建立時滯系統的預測模型.基於神經網路預測模型的自適應控制器能夠實現期望軌線的跟蹤,理論上證明了閉環系統的穩定性.連續攪拌釜式反應器模擬結果表明了該控制方案的有效性This thesis mainly studies the drawbacks of the internet cafe in macau and the reason of which, lists out the adverse effects brought about to the youths by the unregulated internet cafes, including damage on health, environmental safety, crime commission, and also leads to psychological health damage. this is because in the virtual internet world, youths live in virtual environment which easily leads to youths closing up themselves at human relationship, thus resulting in isolation on family and social relationship and generating lonely character ; in addition, youths have weak sense of self control and self protection, they lack the ability to prevent danger. once they indulge themselves in the internet cafe overnight for long, this will cause great damage to their academic performance, health and thinking, the internet cafe becomes youths " " nursery bed of crime ", and " electronic cocaine " that harms them
本論文主要探討澳門現行網吧之弊端以及其產生之原因,羅列無規管的網吧給青少年帶來身體健康的傷害、環境安全的侵害、違法犯罪的危害外,還會導致心理健康的損害;因為,在虛擬的網路世界中,青少年活在虛構的環境下,容易造成人際關系的封閉,引致親子關系及人際關系的疏離,使青少年養成孤僻性格,加上自我控制能力和自我保護能力意識薄弱、危險防預能力缺乏,一旦通宵達旦沉湎於網吧,對其學業、健康和思想造成很大的危害,更成為青少年「罪惡的溫床」 ,荼毒青少年的「電子海洛因」 。It becomes more difficult to manage, integrate and share the control system real - time data when we set up the industrial real - time database because of complicated affair between every department and isomeric character of the system. a three - level - structure model and the method to establish database is provided based on corba criterion with its character of being regardless of programming languages, hardware platform and network protocol. a universal real - time database faces multi - system is also set up by learning the distributed criterion, it can realize the request broker, and the application software can visit the database pellucidly ; thus the power station simulation model can be linked with the control system such as infi90, ovation and be made use of the control object, a closed simulation and control experiment system is set up
在創建工控領域實時數據庫時,企業各部門間的復雜事務及內部異構性給實時數據的管理、集成和共享帶來了一定的困難,根據corba規范具有語言無關性、平臺無關性和網路協議無關性的特點提出基於分散式計算規范corba的三層體系結構模型及建立與維護實時數據庫的方法和途徑;通過corba規范建立面向多個分散控制系統的通用實時數據庫,實現數據訪問代理,使應用軟體可以透明地對實時數據庫進行訪問、存取、管理;將infi90 、 ovation分散控制系統與火電廠模擬機模型進行有效的互連,以全物理過程模擬數學模型為對象,構建了閉環控制模擬實驗研究系統,實現數據的高效連通及管理;進而通過基於corba的實時數據庫構建一個從火電廠模擬機對象到過程式控制制設備再到sis系統的綜合自動化試驗平臺。( 6 ) this dissertation makes a detailed study of the nn based adaptive control of nonlinear dynamic systems. two types of drnn controllers are designed using the experimental samples, which are named the open - loop controller and the close - loop controller respectively. the experimental mechanism is controlled on - line by means of the nn based direct self - tuning control strategy and the nn based indirect adaptive control strategy
6 .本文對基於神經網路的非線性動態系統自適應控制方法進行了深入研究,利用實驗輸入輸出數據離線設計了動態遞歸神經網路開環、閉環控制器,並分別採用基於神經網路的直接自校正控制方法與基於神經網路的間接自適應控制方法對彈性連桿機構實施了在線控制。It adopted a bp neural network with a lag factor to identify the counter static model of process and decided parameters of feed - forward control through a model image, adopted a feedback controller that can adjust fuzzy logic according to the changes of object ' s parameters to improve dynamic control effect and adopted a control strategy simulating human intelligence to harmony works of system by switching among each control combination
它採用加滯后因子的bp神經網路辨識對象的靜態逆模型,並通過模型映射直接決定前饋控制的參數;用可隨對象參數變化調整模糊邏輯的閉環控制器配合前饋控制器以改善動態控制效果;用仿人智能控制策略協調系統的操作,在各種組合控制方式之間進行切換。The thesis analyzed the development of the gate ' s hoist and its controlsystem, and the localization of the gate ' s operating machine ' s traditional hydraulic system, according to today ' s control technique, especially the characteristics of the profibus fieldbus, the thesis put forward the project that " the gate supervise controlling system base on the profibus control and ethernet technique ", according to that project, completed plc control procedure and the procedure of the supervise and control ( supervise and control software and man - machine interface ), at last the thesis set up a ethernet network for the monitor and the plc correspondence of a place of honor machine and plc and a fieldbus network for the far i / o mold and the plc, made the gate supervise and control by network
文章對閘門啟閉機及其控制系統的發展狀況和傳統液壓啟閉機控制系統的局限性進行了詳細分析,並結合當前控制技術,特別是profibus現場總線控制技術的特點,針對所研究的水電站的實際情況提出了「基於profibus現場總線控制和以太網技術的閘門監控系統」的技術方案。並根據該方案完成了下位機( plc控製程序)的編制和上位機(監控軟體和人機界面的組態)的組態。最後通過組建上位機與plc的通信以太網路和遠程i o模塊與plc之間的總線網路,實現了整個閘門監控系統的網路化。Research on application of neuro - network control to speed adjusting system of double closed loop
神經網路控制在雙閉環調速系統中的應用研究分享友人