閉環網路 的英文怎麼說

中文拼音 [huánwǎng]
閉環網路 英文
closed network
  • : 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
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • : 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...
  • 網路 : 1. [電學] network; electric network2. (網) meshwork; system; graph (指一維復形); mesh
  1. In the design and application of electronic engineering, both in open circuit and in closed circuit, signal is certainly affected by environment, the status of the transport network and the change of the parameters of the components applied. then the characters of useful information will be changed more or less and the change is generally called as distortion, namely so - called signal distortion

    =在電子工程的設計和應用中,信號無論在開傳輸或傳輸中都受到境、傳輸的工作狀態和應用的元器件參數變化的影響,從而會或多或少地改變有用信息的性質,這種變化就是所謂的信號畸變現象,通常稱作失真。
  2. The local network resoure management system is mainly engaged in the lacal network resoure management, at the same time and the network quality managerment as well, also including network line - pipe management, equipment management, configure management, topology management, attemper management and systimatic analysis, the main equipments include pdh, sdh, dwdn, idlc, pon, fwa, adsl, bits etc. by means of the main equipments " s resoure attemper and running state, we can finds out something abnornal in operation, from the whole point of local network, adjusting network is to be made to reach overal optimiztion. ensuring the network operating quality, realizing the the dispatching solution on the basis of network resource management and circuit closed - loop dispatching circulation

    本地資源管理系統是側重於本地資源的管理,同時兼顧質量管理。重點管線管理、設備管理、配置管理、拓撲管理、調度管理以及統計分析,主要設備包括pdh 、 sdh 、 dwdn 、 idlc 、 pon 、 fwa 、 adsl 、 bits等。通過主要設備的資源配備和運行狀態,該系統發現處理運行異常,從本地全局的角度調整達到整體優化,保證的運行質量,在資源管理的基礎上,實現調度方案的生成,以及電通道的調度流程。
  3. It is generally impossible to obtain the analytic optimal guidance law for complex nonlinear guidance systems of homing missiles, and the open loop optimal guidance law is often obtained by numerical methods, which can not be used directly in practice. the neural networks are trained off - line using the optimal trajectory of the missile produced by the numerical open loop optimal guidance law, and then, the converged neural networks are used on - line as the feedback optimal guidance law in real - time. the research shows that different selections of the neural networks inputs, such as the system state variables or the rate of los ( line of sight ), may have great effect on the performances of the guidance systems for homing missiles. the robustness for several guidance laws is investigated by simulations, and the modular neural networks architectures are used to increase the approximating and generalizing abilities in the large state space. some useful conclusions are obtained by simulation results

    對于復雜的非線性導彈制導系統,很難求得其解析的最優制導律,只能求得開的數字解,不能適用於具有時變不確定性的導彈制導系統.利用神經的學習和推廣能力,對開的數字最優制導律進行離線的學習,作為的神經最優制導律在線應用.研究分別選擇系統狀態變量和視線角速率等不同的神經輸入對制導系統性能的影響,以及各種制導律的魯棒性問題,並採用模塊化神經結構提高神經的學習和推廣能力,模擬結果得到一些有益的結論
  4. The thesis highlights the column of designing information which involves : designing information creation, designing information foreseeing, designing information synthesis, designing information boost, designing information gathering and designing information demonstration, covers all the content from the origin and development of information to the ultimate garment exhibition, presents a new point about garment web design which will has a significant impact on the future theory and practice of garment design, points out an idea that : based on the participance of customer, the garment design in the future will be a virtual reality and interaction project in which product design, imagination design and environment design are integrated

    本文著重對設計信息欄目的內容進行了設計,包括:創造設計信息、預報設計信息、綜合設計信息、推動設計信息、收集設計信息、展示設計信息,涵蓋了從信息的源流發展演變到上服裝博覽會最終的展示設計。並提出一個對未來服裝設計理論與實踐產生重大影響的「服裝設計」新理念,指出未來的服裝設計遠不是設計師門造車,而是在消費者參與下的集產品設計、形象設計、境設計為一體的一種虛擬現實和互動式的設計。
  5. 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控制方法才能保證良好的穩壓功能。
  6. The advanced cctv surveillance system, professional lighting, clear signage, lively interior design, as well as a special car beauty centre, mobile phone networks, and many other benefits, make it a truly safe and enjoyable atmosphere for all customers

    先進的電視系統專業照明清晰指示鮮明的車場設計,再加上汽車美容中心行動電話及許多其他優點,構成真正安全而令人舒暢的泊車境。
  7. 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。
  8. 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、轉速雙直流調速系統的控制器,作為引入神經控制的設計基礎,並建立了系統的模擬模型。
  9. It is shown that the proposed scheme guarantees the stability of the closed - loop system and achieves tracking performance idex, meanwhile the influences of external disturbance, neural network approximation error and the cross - coupling of input to output on the tracking error are reduced to a prescribed level

    該方法不僅保證了系統的穩定,而且使外部干擾、神經逼近誤差及輸入對輸出的交叉耦合對跟蹤誤差的影響衰減到給定的水平。
  10. The characteristics of the extended model are as follows : the network structure is a closed loop network ; the allocation of manufactured and remanufactured products that can ' t be replaced with each other is comprehensively considered ; and the locations of potential manufacturing / remanufacturing facilities, warehouses and disassembly centers are addressed

    該模型特點是:結構為閉環網路;正向物流中統籌考慮再生品和新產品的物流分配,再生品和新產品不能相互替代;解決了新建裝配廠、存儲批發商及拆解中心的選址問題。
  11. Based on the small - signal model, the three - level converter is taken as the example to illustrate the design of the closed - loops

    然後以buck三電平變換器為例,分別設計其輸出電壓和飛跨電容電壓的補償,最後進行了模擬和實驗驗證。
  12. 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? ?利用基於bp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。
  13. The actual negative feedback amplifying circuit doesn ' t form a closed - loop only from the basic amplifying circuit and the feedback network, but forms the multi - loop system ( multi - loop negative feedback circuit ) from several basic amplifying circuits and several feedback networks

    摘要實際的負反饋放大電,並非都是由基本放大電和反饋構成一個系統< 1 > ,還有由多個基本放大電和多個反饋構成的多系統(多負反饋電) < 2 > 。
  14. 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,給出了其系統的跟蹤收斂性證明。
  15. This model was composed of a tracking process model based on activity network diagram and multi sub closed loop processes, a boolean matrix description model of tracking sections and associations among sections, a matrix style organization structure and a quality problem driven organization model

    該模型包含基於活動圖的多個子過程的追蹤過程模型、追蹤過程節點及節點間聯系的布爾矩陣描述模型,以及矩陣式的管理組織結構和以質量問題為驅動的組織模型。
  16. 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,安全控制理論等問題進行了詳細的探討。
  17. 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自適應控制.系統的辨識模型是由神經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
  18. Loop - service system in academic library under the network environment

    境下高校圖書館的式服務
  19. 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吧之弊端以及其產生之原因,羅列無規管的吧給青少年帶來身體健康的傷害、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,在虛擬的世界中,青少年活在虛構的境下,容易造成人際關系的封,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」 。
  20. 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。
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