feedback theory 中文意思是什麼

feedback theory 解釋
反饋理論
  • feedback : 反饋的信息
  • theory : n. 1. 理論,學理,原理。2. 學說,論說 (opp. hypothesis)。3. 推測,揣度。4. 〈口語〉見解,意見。
  1. The second passage of the article is the essential section, composed with macrocosm design, organization implement and feedback collection, designing and outlining the systemic model of certificate of leadership qualification, the whole assessment system pays attention not only to the macrocosm structure, proper and scientific frame, extensive applicability, but also to concrete steps, exiguous and intuitionistic programming, simple and convenient operation. the macrocosm design exerts modern examination theory and systemic project method to describe thoroughly the basic principles, applicable range, certificate categories, the setting of organization system, assessment target of leadership qualification, the choice of content and technology ; organization implement gives exiguous and concrete designs on the period of qualification examination, choosing time, confirmation of the certificate scale and qualification censor, written examination, interview, pub

    總體設計中運用現代考試理論和系統工程的方法,適應形勢,結合實際,對認證制的基本原則、適用范圍(正副廳、正副處、正副科等三等六級) 、認證的分類、組織體系的設置、任職資格認證評價目標、內容和技術的選擇進行了宏觀全面地闡述;組織實施中對任職資格考試周期、時間的選擇、認證規模的確定以及資格審查、筆試、面試、考察、公示的操作等進行了微觀具體地設計;反饋迴流中對認證工作的檢驗和評估、任職資格的跟蹤動態管理和認證制保障機制的建立進行了詳細說明。
  2. The modulating signals of firing delay angle at the rectifier and firing lead angle at the inverter, and the excitation voltage are chosen to be control variables. the offset of the current of dc line and the extinction angle and the power angle of generator are chosen to be control outputs. then a nonlinear controller is designed for the system under study according to direct feedback linearization theory

    以整流側觸發延遲角的調節信號、逆變側觸發超前角的調節信號以及發電機勵磁電壓作為控制變量,以直流線路電流、逆變側關斷角以及發電機功角的偏移量作為目標輸出,用直接反饋線性化方法設計了系統的非線性控制器。
  3. Aiming at the non - linear links such as time lag, inertia, dead time and saturation within the turbine regulating system, a fuzzy - immune - pid control system was designed based on a mutative scale chaos optimization method, the principium of immune feedback system and the theory of fuzzy control

    摘要針對汽輪機調速系統中存在的時滯、慣性、死區和飽和等非線性環節,採用模糊控制理論,結合免疫反饋機理,設計了基於變尺度混沌優化策略的模糊免疫pid控制系統。
  4. The essay deeply analyzes the elementary theory of the developing teacher - assess system and points out its intrinsic essence and basic principle, goes into the base in theory which consists of 5 respects and finally makes the comparison between the developing teacher assess and present - day teacher assess. the developing teacher assess system, with the purpose of the promotion, is a kind of formative evaluation which is based on the aim, stresses the process and the timely feedback. it does not consider the result of the assess as the base of prize or reproach. its direction is to face the future, its aim is to promote the all - round development of all staffs, its function is centered on the lead - in, inspiration, development, and its means is the formative teacher evaluation. it pays special attention to the desire of teachers and esteem the requirement of teachers as its motive and power of the assessment. however, the present teacher assess is the closed - ending one whose feature is mainly to stress the daily performance before the evaluation and accordingly judge whether they possess the conditions of being rewarded or reproached

    其方向? ?面對未來,目的? ?促進全體教師的發展,功能? ?導向、激勵、發展為主,方式? ?形成性的教師評價制度,在啟動方式上注重教師自己的成就期望,把教師的需要當作評價的動機和力量。而現行的教師評價是終結性評價,其特點主要是面向過去,特別注重教師在評價前的工作表現,並根據教師的工作表現,判斷他們是否已經具備獎勵或處罰的條件。為了全面了解現行教師評價制度存在的問題,做到有的放矢,本研究對濟南市156名高中教師進行了調查,通過分析反映出以下問題: 1 、大多數教師對教師評價認識不清,引不起全體教師的共鳴,容易走過場。
  5. An ambiguity control mathematical model based on the theory of feedback control

    基於反饋控制理論的模糊控制數學模型
  6. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault , researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system , a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows : this paper compared some existing methods in excitation control , fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 , indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which , discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations , made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations , which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations , there were several very important parameters of power system - - rotor angle ( ) , rotor speed ( ) , generator q axis voltage ( eq ) , transient voltage ( e ' q ) , active power ( pe ) , mechanical input power ( pm ) , valve opening ( ) , generator terminal voltage ( vt ) , based on the model , nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault , which achieved better postfault regulation compared with another two routine methods , one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上,詳細介紹了dfl理論,通過比較闡明了dfl理論其本質是逆系統方法的一類,並結合具體課題推導出的模型方程將dfl理論進行了擴展,使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程,此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ,在此基礎上建立了實用的電力系統簡化的數學模型,並將擴展的dfl理論應用於此模型系統,結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器,通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門(考慮發電機的飽和因素)進行了對比,證實了採用此種控制器可以有效地提高電力系統的暫態穩定性,並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  7. The theoretic foundation of this section is economic theory and positive feedback effect

    所依據的理論基礎是微觀經濟學理論、博弈論和正反饋效應。
  8. This thesis analyzed the error performance of mfsk and mpsk modulator in hf with optimal receiver, studied the shortcoming and strongpoint of several typical short - wave data transmission systems and their performance over fading and intersymbol interference channels. the theory and key technical of adaptive modem is discussed. in the last, an efficient modulation scheme - block coded modulation is introduced into hf radio systems to improve the efficiency of hf data transmission, this paper also proposes a hf data transmission system scheme composed of a block coded modulator and a decision feedback type adaptive equalizer

    本文在對短波數傳兩種常見調制方式fsk及psk最佳解調性能分析的基礎上,討論了幾種採用典型調制技術的短波數傳系統(如時頻調制、多進制頻移鍵控慢跳頻、 chess系統)原理、優缺點以及抗衰落和抗符號間干擾的性能;分析了自適應串列數傳系統抗短波通道衰落和多徑干擾的原理、關鍵技術;在本文的最後引入一種有望解決短波數傳系統低效率狀況的調制方式bcm -分組編碼調制,給出了一個採用bcm技術與自適應均衡技術相結合的短波數傳系統方案,並通過計算機模擬進行了初部驗證。
  9. According to the control theory, the system adds different damp feedback in three loops, which uses magnetic heading degree and velocities to damp errors

    根據控制理論的思想,該演算法在系統3個迴路中分別加入不同的阻尼反饋網路,通過引入磁航向信息和充分利用系統本身速度信息來阻尼有害信息。
  10. The author choosed weighting matrix for different sea conditions, designed the controller and the rudder / fin joint control system. finally, the author simulated the controller with matlab. according to the simulation curves and data, we could find that the controller designed using state feedback control theory has nice control performance on rearing and rolling, but the control performance on pitching is not very good

    為不同的海情選取了加權陣,求出控制器,完成了船舶舵鰭聯合控制系統的設計工作最後,用matlab語言對控制器進行模擬,從模擬曲線和模擬數據可以看出,使用狀態反饋h ~控制理論設計出來的控制器對艏搖與橫搖有較好的控制效果,而對橫蕩控制效果不理想,基本達到控制目的。
  11. For such a complicated plant model, classic feedback control theory ca n ' t guarantee it ' s optimal performance

    對于這樣一個復雜的被控對象,傳統的反饋控制理論方法不能保證其性能最優。
  12. This paper also use non - linear feedback decoupling theory to decouple die vector - control close - loop system into linear decoupling of rotor speed and rotor flux linkage subsystems. the speed regulator and flux linkage regulator of these two linear subsystems can be designed with classical linear theory

    本文同時還應用非線性反饋解耦理論將矢量控制的閉環系統分解為線性化的轉速子系統和轉子磁鏈子系統,兩個子系統中的速度調節器和磁鏈調節器可按線性理論設計。
  13. Sy - kang shen, bor - chyun wang, ching - yin lee and tsung - chih lin, “ a modified qft design method for a cascaded multiple loop system and application in idle speed control ”, 1999 international symposium on quantitative feedback theory and robust frequency domain methods, pp. 25 ~ 41, university of natal, durban, south africa, august, ( 1999 )

    [ 22古碧源,李清吟,顏坤鴻,楊仲健,林春福, "二極體接地捷運直流供電系統之接地電位與雜散電流, "第十九屆電力工程研討會論文集,第677至681頁, ( 1998 )
  14. In recent years, reinforcement learning has become one of the key research areas in artificial intelligence and machine learning and it has attracted many researchers in other fields including operations research, control theory and robotics. reinforcement learning is different from supervised learning in that no teacher signals are needed and a reinforcement learning system learns by interacting with the environment to maximize the evaluative feedback from the environment

    增強學習與監督學習的不同之處在於,增強學習不要求給定各種狀態下的期望輸出即教師信號,而強調在與環境交互中的學習,以極大(或極小)化從環境獲得的評價性反饋信號為學習目標。
  15. The primary contents are as follows : 1. according to the feature and the theory of shield tunnel construction, based on the factors that cause effects on environment, the workable monitoring project is established, which include principles of design, the selection of monitoring cross section, the layout of monitoring points, monitoring content and materials feedback. such as operation program, selection of earth pressure, wall - back grouting, rectification of shield machine, which are used to reduce the effect of construction on environment, are analyzed in detail

    完成的主要研究內容如下: 1 、根據盾構法的施工特點及原理,在明確了盾構施工安全影響因素的基礎上,從監測方案設計原則、監測斷面的選擇、監測點的布置、監測內容以及信息反饋等出發,提出行之有效的監測方案;詳細分析了掘進模式、土壓力選擇、壁后注漿、盾構糾偏等施工控制手段,用來減小盾構施工對周邊環境的影響。
  16. In the course of modeling, we present multi - step generalized gradient method and multi - stage curve fitting technique, prove convergence of multi - step generalized gradient method by using differential equation stable theory, analyze the error of multi - stage curve fitting technique by using inner space, creat knowledge base of water network system by using the maximum subordinate principle of and near - select principle of pattern recognition. at last we make the optimal running scheme of water network system based on heuristic search technique of artificial intelligence and global feedback immediate coordination method of large scale system theory

    在建立系統模型的過程中,提出了多步廣義梯度法和多層曲線擬合的建模方法,並用微分方程穩定性理論證明了多步廣度梯度法收斂性,用內積空間的有關知識對多層曲線擬合進行誤差分析;應用模糊數學中的最大隸屬度原則和模糊識別中的擇近原則和人工智慧中狀態空間表示法建立注水系統的知識庫;用人工智慧中的啟發式搜索技術和大系統理論中的具有全局反饋的直接協調法制定注水系統的優化運行方案。
  17. The optimal control system of economical combustion is simulated by computer. and the theory of economical combustion and the reasons causing low heat efficiency are discussed in the paper. the sub - optimal feedback control system is proposed in which oxygen setting is controlled by a fuzzy controller

    對燃燒系統最優控制進行計算機模擬研究,分析了經濟燃燒的原理及造成鍋爐燃燒熱效率低的原因,構成了模糊控制含氧量給定值的閉環次尋優控制系統。
  18. This paper establishes the mathematic model according to the second law of newton and the foundation of the dynamics and analyses respective the force of cart and pendulum adopted the concept of " the equivalent cart " to linearization. the paper specialize the control ability of pendulum system using linear system theory and perform the control of the inverted pendulum applying state feedback theory through pole collocate

    本文首先利用牛頓第二定律及相關的動力學原理建立二級倒立擺的數學模型,對小車和擺分別進行受力分析,並採用等效小車的概念進行線性化處理,並運用線性系統理論分析了這個系統的能控性,提出了應用狀態反饋理論,通過極點配置實現對倒立擺的控制。
  19. Quantitative feedback theory ( qft ) is developed much quickly in these years. there are many advantages in using it to design aircraft control systems

    定量反饋理論是近年發展比較快的理論,利用它設計飛控系統具有很大的優越性。
  20. Based on referring and analyzing lots of related literatures at home and abroad, interviewing experts and investigating on the spot, directed by stratagem management and supply chain management theories, mis paper gives an system research to the brand behavior of pork providers in the high and mid grade pork market in beijing. the scp theory of industry organization, the feedback theory of system dynamics, and the methods of systems analysis, contrasting analysis, cause and effect analysis and arrangement analysis are applied in the paper

    論文在大量查閱分析國內外相關文獻、走訪有關專家和實地調研的基礎上,以戰略管理和供應鏈管理思想的思想為指導,運用了產業組織scp分析框架、系統動力學反饋原理和系統分析、對比分析、因果分析、層次分析等方法,對北京市中高端豬肉市場供應商的品牌行為進行了系統地研究。
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