systems theory and design 中文意思是什麼
systems theory and design
解釋
系統理論與設計-
By utilizing expert experience and language information, analyzing, modeling and control of many industrial complex plants can be handled effectively by fuzzy control technology, which otherwise will be very hard by approaches of traditional control theory, if not impossible. in addition, these complex plants can be controlled easily even without exact mathematical models, so fuzzy control has become a popular topic for analysis and design of complex nonlinear systems
傳統控制理論難以解決復雜非線性系統分析、建模與控制問題，而模糊控制技術由於能夠方便地利用專家經驗及語言信息，甚至無需建立系統數學模型即可對系統進行控制，目前已逐漸成為復雜非線性系統分析與設計所採用的主要方法之一。 -
This instructional design draws its model and principle from a variety of disciplines : learning theory, systems theory, communications theory, and instructional theory. its major content involves the following component : front - end analysis, clarifying instructional objective, writing evaluation test questions, designing instructional strategy, writing instructional solution, formative evaluation of systematic instructional design, and revising instruction
這種教學設計是以學習理論、系統論、傳播理論和教學理論為基礎，運用系統方法進行教學設計的理論和模式架構；系統教學設計的基本內容包括前期分析，教學目標的闡明和評價試題的編制，教學策略的設計，教學設計方案的編制，系統教學設計的形成性評價，修改教學；最後，構建了以上述內容為要素的系統教學設計模式。 -
Being a widely utilized public ip platform, it is susceptible to security attacks of all nature, as outlined in the following areas : the open nature of the ip internet systems - increase of foreign attacks, for example dos / ddos attacks ; the current weakness of the existing operating system ' s internet protocol ; mainframe, and lack of an evaluation standard for back office systems, the inevitable problem of illegal internal access, the lack of guidelines for record keeping and post attack documentation processes, hi addition, still in existence, are managerial problems including the lack of securit y knowledge amongst the workforce and the inexistence of a complete set of security guidelines. to guarantee china telecom ' s 163 / 169 system ' s reliable functions, to protect the user ' s interests, at the same time, insuring quality service, it is necessary to adapt p2dr model as a solution to the current security issues. supported by the modern secure theory and made the secure implementation abundant project practices, this paper gives the general secure design for the chongqing public ip network using p2dr secure model
中國電信建設的公眾ip網對我國internet的發展起著決定性作用，重慶電信163 / 169網際網路是國家骨幹網在本地的延伸，擁有7個核心節點（採用cisco12012 、 2 * 2 . 5gdpt環） ，三十八個匯接節點，能提供寬帶，窄帶多種接入方式的公眾ip網，現擁有近20萬用戶，佔全市網際網路用戶四分之三以上，作為這樣一個擁有眾多用戶，開放的ip平臺，會受到各種各樣的安全威脅，主要表現在ip網路的開放性，來自外部的攻擊增多，如dos / ddos攻擊；所使用的操作系統運行的網路協議自身的脆弱性；主機、網路設備的配置是否缺乏評估手段；不可避免的內部非法訪問；缺乏必要的攻擊審計作為犯罪取證，出此之外，還有管理上的一些問題，如人員安全意識不強，安全制度不夠健全等多方面原因。 -
In order to ensure to process regularly the daily maintenance management, this paper is based on the theory and method of database design and the theory of pavement management system, combining the application environment and operation flow of the expressway maintenance system, bringing forward the four stages of the expressway maintenance system design which are the requirement analysis of consumers, conception framework design, logic framework design and physical framework design, scheming out an optimum database mode applied to all kinds of expressway maintenance systems, and establishing a common database application system, so that the expressway maintenance system can evaluate the pavement performance, forecast the pavement performance and make decisions of the pavement maintenance
為了保證高速公路日常養護管理正常有序的進行，本文根據數據庫的設計原理、方法及路面管理系統原理，結合高速公路養護管理系統的實際應用環境和操作業務流程，提出了高速公路養護管理系統數據庫設計的4個階段? ?用戶實際需求分析、概念結構設計、邏輯結構設計和物理結構設計，設計出適用於各種高速公路養護管理系統最優的數據庫模式，並建立了通用的數據庫應用系統，使得養護管理系統能夠進行路面性能評價、性能預測和養護維修決策 -
However, most approaches in the literature were to adopt information measures as cost functions, along with some mathematical optimization methods to analyze and design systems. in fact, little has been done on the study of control systems under the framework of information theory, that is, considering control systems as information transmission channels
然而目前大多數成果只是採用信息測度函數作為系統性能的分析和設計目標函數，結合相應的優化等手段進行研究，而確實將控制系統置於信息論（信息傳輸）的框架中考慮的卻相對較少。 -
From the unique viewpoint of shannon information theory, this dissertation investigates the varying and transmission of information and uncertainty in control systems using measures of entropy, mutual information, kullback - leibler information and information rates, in time and frequency domains, respectively. several problems concerning state estimation, modeling, h control, performance limits and design constraints of control systems are addressed under this framework
論文以有別于傳統控制理論的獨特視角? ?信息的觀點研究控制系統，採用shannon信息論中的熵、互信息、 kullback - leibler信息及相應的信息率分別考察了控制系統在時域和頻域中信息和不確定性的傳輸和變化，討論了狀態估計、模型化、 h _控制及控制系統性能極限和設計約束等領域的相關問題。 -
The dissertation refers to comparatively full literatures in the field of vsc, and the development history and characteristics of vsc are summarized, and the elementary concepts, elementary definitions, elementary properties, elementary principles and design methods are particularly introduced, and the causes of the chattering phenomenon are systematically analysed, and the study status of the chattering phenomenon and the main methods to eliminate the chattering are elaborated. for the deficiencies of traditionary methods, three improved methods are developed, which are improved exponent reaching law solution, variable boundary layer solution and the solution by adding an auxiliary continuous control term. for uncertain linear systems, an adaptive fuzzy integral variable structure control stategy ( afivsc ) is put forward to eliminate the chattering around the sliding plane, which introduces fuzzy logic to soften the non - linear discontinuous sig nal in the control variable and utilizes adaptive theory to adjust output membership function according to how much the uncertainty of the system is
比較全面地查閱了關于變結構控制理論的文獻，總結了滑模變結構控制的發展歷史和特點，詳細介紹了變結構控制的基本概念、基本定義、基本性質、基本原理以及設計方法；系統分析了變結構控制系統抖振產生的機理，並闡述了國內外目前對抖振問題的研究現狀以及消除抖振的主要方法；針對傳統抑制和消除抖振方法的不足，改進了傳統方法，得到了三種新的消除抖振的方法? ?即改進的指數趨近律法、可變邊界層法和附加連續項法；針對不確定性線性系統，在變結構控制策略中引入模糊邏輯和自適應理論來消除滑動平面上的抖振，提出了一種自適應模糊積分變結構控制方案（ afivsc ） ，利用模糊邏輯來柔化控制量中非線性不連續部分，採用自適應理論，根據系統不確定性大小在線調整模糊輸出量的隸屬函數，另外，鑒于模糊控制本質上是有靜差的，所以本文選擇了帶積分項的切換函數，由於積分項的存在使系統較正為無靜差系統。 -
This paper focuses on the design and implementation of intelligent hybrid - bus data collecting and processing system. based on one - wire techniques and its digital sensors, a hybrid - bus system is designed ; then with field - bus techniques, a lonworks hybrid data collecting system is constructed for the monitoring of distributed targets ; in order to realize real - time measurement and control on large - scale distributed system, gprs sms technique is adopted for the realization of the wireless data collecting system ; moreover, in order to improve the efficiency of control systems, a method of designing intelligent hybrid data collecting system is proposed based on multi - agent theory, and the multi - agent model and hardware structure are also discussed in detail with the fusion of one - wire and fieldbus techniques
本文對基於混合總線技術的網路化智能數據採集與處理系統的設計與實現方法進行了研究：利用單總線技術和單總線數字傳感器，設計了基於單總線的混合總線網路數據採集與處理系統；利用現場總線技術，設計了基於lonworks的混合總線網路數據採集與處理系統；為了實現大規模分散目標的實時測控，利用gprs簡訊息技術設計了無線智能數據採集與處理系統；為了優化控制系統的性能，基於agent理論，提出了融合單總線技術和現場總線技術的多agent混合總線智能數據採集與處理系統的模型及其硬體實現方法。 -
The theme of this article is civil procedural mechanism of group dispute, with the aim to bring forward an integrated theoretical framework and concrete design for constructing group action system in china that corresponds with the reality of representative action system now in existence in china and provide a feasible notion for the amendment of the law, by means of probing into the theory and practice of group action and a thorough study of foreign systems and actual operations in this field
本文以群體糾紛訴訟機制為題，目的在於通過對群體訴訟的理論和實踐進行深入研究，在考察國外製度設置和實際運作情況的基礎上，結合我國代表人訴訟制度的現實運作情況，提出構建我國群體糾紛訴訟機制的完整的理論框架和具體構想，以期為法律的修改提供一種可行的思路。 -
The methodology of this paper is : according to the understanding of relevant research and practice on eco - design for products at domestic and aboard, using the product lifecycle theory, eco - design polices and eco - design enterprise performance theory, a set of system on eco - design enterprise performance theory is explored, and an eco - design framework based on an environment management system for the cable industry is also put forward. lastly, an example. is provided to verify all the theories and systems introduced in previous chapters
本論文技術路線為：通過對產品生態設計的國內外研究現狀的了解，運用產品生命周期理論、生態設計策略和產品生態設計企業績效評價理論，建立一套產品生態設計企業績效評價指標體系，再結合電線電纜產品特點，建立一套基於環境管理體系的生態設計框架，最後，通過實例分析對上述理論體系及框架進行驗證。 -
Based on the existed results, this paper considers two kinds of simultaneous cases, that is time - delay and uncertainties, to get the solution of uncertain lurie time - delay system by means of lyapunov stability theory and lmi toolbox. at the same time, the robust absolute stability conditions and the design method of robust controllers of lurie direct - type and indirect - type delay systems are given
特別地，在已有文獻的基礎上，考慮實際工業過程系統中存在的時滯與不確定性情況，基於lyapunov穩定性理論，採用線性矩陣不等式這一有效的工具，分別給出lurie直接型與間接型時滯系統的魯棒絕對穩定性條件和穩定化控制器的設計方法。 -
It is necessary to design robust controllers based on the normal plants so that the controlled systems have satisfactory properties by considering the existence of uncertainties. based on lyapunov stability theory, geometry theory for nonlinear systems, dissipative theory and etc, the robust hk control for uncertain nonlinear systems and the reliable h control problem of uncertain nonlinear systems are studied, and the control laws are proposed correspondingly for several typical nonlinear systems in this paper. the robust controller design methods are presented and the proposed method is applied to design the control system of lift feedback fin stabilizer by considering the linear model, nonlinear model and coupled nonlinear model of ship motions
本文研究了不確定非線性系統的魯棒控制問題，以lyapunov穩定性理論、非線性系統幾何理論、耗散理論等為基礎，對非線性系統的魯棒h _控制、非線性系統的魯棒h _可靠控制進行了深入的研究，針對幾類典型非線性系統，提出了相應的魯棒控制方法，對于升力控制減搖鰭系統（本文中簡稱為力控鰭系統） ，考慮船舶運動的線性模型、非線性模型和非線性耦合運動模型，提出了相應的控制方法。 -
Thirdly, the object - oriented way of lre knowledge representation for causality, system structure, and models is presented, and an organization model of lre diagnosis knowledge for integration of deep and shallow knowledge based on the lre component structure and in the form of node knowledge base is given. and finally, the lre intelligent fault diagnosis theory and strategy, which utilize synthetically different kinds of diagnosis knowledge and multiple reasoning methods, such as rule - based, model - based, fuzzy - knowledge - based, and dynamic - knowledge - based reasoning methods, are discussed and developed. the results verified by the test - firing data and the simulated fault samples show that, the theory and methods proposed give a theoretical basis for the design and realization of practical lre fault diagnosis and health monitoring systems, and can be available for reference in the development of health monitori ng technique for reusable space transportation systems in the future
主要研究內容包括：系統闡述了發動機診斷知識的概念、類別和相互關系；研究發展了定性和定量、淺層和深層、模糊和動態等多種診斷知識的圖形和模型獲取方式；建立了因果、結構和模型等不同層次和類別的診斷知識的面向對象表示方法，以及以發動機的部件結構為基礎，以結點知識庫為組織形式，深淺知識相結合的診斷知識集成組織模型；研究發展了綜合多層次和多類別診斷知識，集成規則推理、模型推理、模糊推理和動態知識推理的發動機智能故障診斷理論和策略，並結合實際熱試車數據和故障模擬實例對所發展的理論、方法與策略進行了驗證。 -
In development and the research of tai steel estate company ' s equipment management information system, according to the viewpoint of information theory, the concept of equipment information have determined, the equipment information of company has carried out overall investigation, the computer transformation way of information have analysed through applying the scientific method of data process and systems analysis and confired, dassifed and described for systematic in formation ;. on this foundation, with the theoretical foundation of information theory and set theory to guide, equipment management information system have carried out overall research through structured analysis method, systematic overall structural model and system to design model have established ; tai gang estate company ' s equipment management information system has maked through the aid of this database development tool of visual foxpro software as well as built - in to use technology again ofthis 2 kinds software of word and excel
在太鋼房產公司設備管理信息系統的研究與開發中，依據信息論的觀點，確定了設備信息的概念，對公司的設備信息進行了全面的調查，通過應用數據流程和系統分析的科學方法，對系統信息進行了確認、分類和描述，並分析了信息的計算機轉化方式；在此基礎上，以信息論、集合論的理論基礎為指導，通過結構化的分析方法，對設備管理信息系統進行了全面研究，建立了系統總體結構模型和系統設計模型；藉助visualfoxpro這一數據庫開發工具以及成熟的excel和word這二種軟體，通過軟體嵌入復用技術，開發出太鋼房產公司設備管理信息系統。 -
For state systems and semistate ( singular ) system, respectively, the problems of robust stability and the design of robust controller have been investigated based on linear matrix inequality ( lmi ), according to lyapunov - razumikhin stability and convex optimization theory, and barbalat ' s lemma and nonsingular linear transformation of model reduction, respectively
針對完全狀態系統，採用lyapunovrazumikhin穩定性理論以及凸優化等重要理論，以線性矩陣不等式作為研究的工具，研究了魯棒穩定性、魯棒控制器的設計問題；針對不完全狀態（奇異）系統，基於barbalat引理以及非奇異線性降階變換，研究了奇異系統的魯棒穩定性、魯棒控制器的設計問題。 -
In this paper multilayer feedforward networks is used to design the nonlinear flight control systems, including the systems identification and control. the main contribution and creativeness result of this dissertation are summarized as follows : firstly, the basic theory of feedforward neural networks is reviewed. and this paper summarized the identification and control methods of nonlinear based on neural networks
本文以某特定飛行器縱向運動非線性系統為被控對象，主要是針對系統中的非線性和未知因素，研究了前向神經網路（ bp網路）在非線性飛行控制系統中的應用，並進行了大量的模擬驗證，主要完成了以下工作： 1 -
This paper bases on announcing the internal meaning and found basis of apl ' s basic principles and articulating the content, times context and law function of apl ' s basic principles in china, then combines some interrelated theory and practice of the foreign countries and also some disadvantages of the current procedure legislation in china, makes a concrete design of the interrelated systems that embody the apl ' s basic principles of china in order to make the content of chinese apl more operative and also provide a theoretic reference that can be used in making chinese apl
本文在揭示行政程序法基本原則的內涵及確立依據，闡釋我國行政程序法基本原則確立的內容及其時代背景、法律功能基礎上，結合國外相關的理論與實踐以及我國現有程序立法的不足，對體現我國行政程序法基本原則的相關制度作了具體設計，以期使我國行政程序法典的內容更具可操作性，為我國行政程序法典的制定提供可資借鑒的學理參考。 -
By making full use of the systems theory rule of the whole is larger than the addition of all parts, the writer rationally designs a fluently operating working system of service crime precaution. the writer puts emphasis on both macroscopic design and microscopic operation. the writer also sets up four sub - systems of " the working system of service crime precaution ", " the system of service crime striking ", " the system of service crime precaution ", " the system of service crime precaution education " and " the inspecting system of service crime system " and minutely describes the relations between the four sub - systems
文章既重視「預防職務犯罪工作機制」的整體建構，又重視各子系統機制的微觀操作，具體設計了「打擊職務犯罪機制」 、 「防範職務犯罪機制」 、 「預防職務犯罪教育機制」 、 「預防職務犯罪督查機制」四個子系統機制，深刻闡明了它們之間相互依存、相互作用、相互影響的關系，並且分別從機制的建設、機制的運行、機制的維護三個角度對「預防職務犯罪工作機制」及其四個子系統機制進行了詳盡的論述。 -
Exploration of the optimization theory and design method of structure systems
結構系統的優化理論與設計方法探究 -
Furthermore, the well - known separation principle for designs of controllers and observers in linear system theory are proved to be hold for fuzzy large - scale systems considered in this dissertation, which is important for analysis and design problems of controllers and observers of interconnected fuzzy large - scale systems
並證明了對于關聯模糊大系統而言，線性系統中著名的控制器及觀測器設計的分離原理也是成立的，這對于非線性關聯模糊大系統控制器與觀測器的分析與設計問題具有重要的意義。
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