fast time control 中文意思是什麼
fast time control
解釋
快時間控制快速時間控制-
The fast - speed development of computer network technology and information technology leads to the ceaseless change of manufacturing, the network numerical control ( nnc ) - a new technology, was arisen at the historic moment. after a deep research collection and analyzing of information internal and external on information integration technology, direct numerical control ( dnc ) interface technology, network technology and computer communication technology, the writer brings to the construction model of nnc and realizes real - time communication of nnc by program, discusses the function of basic information management of nnc
本文通過對國內外有關的信息集成技術、 dnc （直接數控）介面技術、網路技術和計算機通訊技術的資料收集、分析比較和研究探討，給出了網路數控的總體結構模式，並通過深入分析研究，實現了網路數控系統的實時通訊等部分，探討了網路數控系統的基礎信息管理等功能。 -
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。 -
This dissertation majorly researchs and designs full digital dc driving system with fuzzy control. it makes a scheme argumentation firstly, analyzing the pid algorithm and fuzzy control algorithm the ordinary digital pulse trigger algorithm and the double remainder method of pulse trigger in detail, and fuzzy control and the double remainder method are put forward to settle the under - mentioned problems, namely, the new viewpoint and the task having finished in this dissertation as follows : ( 1 ) in rder to overcome the influence of dc motor ' s parameter changing with time and nonlinear on the control system performance, this dissertation adopts fuzzy control as outside regulator and pi control as inside regulator in double regulators of the full digital dc motor driving system design ;. ( 2 ) aiming at the pulse trigger reliability of the ordinary d igital pulse trigger being low and leaking the pulse or the order of pulse confusion, this paper adopts the double remainder algorithm with short response time high pulse trigger reliability good adaptability and anti - jamming ; ( 3 ) this dissertation adopts tms320lf2407 which has good performance as major control chip this chip has power function with fast calculation capability, and accomplishes the software and hardware design in the dc motor driving system with fuzzy control ; ( 4 ) this dissertation also puts emphases on anti - jamming in hardware and software ; ( 5 ) after having designed the sample of full digital dc motor driving system with fuzzy control, a lot of experiments are performed to verify the performance and settles problems during experiment. the result of experiment proves the feasibility of design
首先進行了方案論證，對模糊控制演算法和數字pid調節演算法、觸發脈沖的一般演算法和雙余演算法進行了詳細地研究分析，提出應用模糊控制和雙余法解決下述問題，即該論文主要的新見解和所完成的工作： （ 1 ）為了克服直流電機參數時變性和非線性因素對控制性能的影響，本設計中，雙閉環調速系統的外環採用模糊控制，內環採用pi控制，使系統在一定范圍內對直流電機參數變化和非線性因素影響有自適應能力； （ 2 ）針對常規數字觸發器演算法中觸發脈沖的可靠性不高，經常出現漏脈沖或是脈沖混亂的情況，本文採用雙余法，該演算法具有響應快，可靠性高，具有良好的適應性及抗干擾能力； （ 3 ）本設計中採用了速度快、功能強的tms320lf2407作為系統的主控晶元，應用該晶元完成系統的軟硬體設計： （ 4 ）本文對系統抗干擾的軟硬體措施進行了重點研究； （ 5 ）設計了具有模糊控制的全數字直流傳動系統原理樣機，並進行了試驗驗證，對試驗過程中出現的問題及時解決，最終實驗結果證明設計是可行的。 -
To regard market demand as driving force and optimize the business procedure of each link that enterprises distribute system : purchase management, allot management, sale management, provide and deliver management, stock control, customer management, settlement management, pricing system management, market analysis, etc., and make enterprises grasp all kinds of information and make the fast reaction to the change of market demand in time, thus promote the each sale nodal connection of enterprises and the distribution system. with the shortest supply route, the fastest reaction speed, the minimum cost, individualized products and service, and improve the customer s satisfaction
以市場需求為驅動力，優化企業分銷體系各個環節的業務流程：采購管理調撥管理同城異地銷售管理配送管理庫存管理客戶管理結算管理價格體系管理市場分析等等，使企業及時掌握各類信息並對市場需求的變化做出快速反應，從而增進企業與分銷體系各銷售節點的聯系，以最短的供應路線最快的反應速度最低的成本個性化的產品與服務，提高客戶的滿意度。 -
With energy method, we can conveniently control the precision of the objective surface and add boundary constraints for preserving the model ' s global geometric continuity, but this method is very time - consuming. stiffness adjustment is the easiest method to be implemented and the fairing result is always satisfying except that the acquired surface editing is awkward. based on wavelets decomposition, the surface model ' s data size can be compressed efficiently and this method is running fast, however, the error and boundary constraints are difficult to be considered
其中基於能量原理的光順方法能夠方便地控制目標曲面的精度和邊界條件，從而能夠實現曲面模型的全局連續性，但是能量法的運算速度還有待提高；剛度調整法實現簡單，但是生成的曲面的可編輯性較差；小波分解方法計算速度很快，能夠有效地實現數據壓縮，但是其逼近誤差和邊界條件卻難于控制。 -
The system takes both advantages, the former is fast and convenient characteristics of dasylab in building a control and measure system, and the latter is the powerful program function and abundant control button of labwindows / cvi. it can acquire, analysis and save the real - time data in the experiments of the lim and electromagnet meanwhile, it can control the start / stop of the lim. electromagnet and dc motor, as well as it can control the change of the voltage and frequency of the lim. the exciting windings voltage and rotor windings voltage of the dc motor
整個測控系統利用了dasylab組建採集分析系統的簡單快捷和labwindows cvi豐富的控制項與強大的編程功能，將兩者的優點有機的結合起來，可以完成直線電機及電磁鐵試驗中的數據採集、分析、存儲，並且可以控制試驗中直線電機、電磁鐵、直流電機的啟動與停止，對直線電機繞組電壓、直線電機繞組電壓頻率、直流電機勵磁繞組電壓、直流電機電樞繞組電壓、電磁鐵繞組電壓的大小進行控制。 -
Chapter 5 describes how to design fuzzy control rulers by reverse pulse algorithm, which solves the problem of fast charging on the storage battery. this method is applied to improve the efficiency of power conversion and shorten the charging time
第五章從蓄電池快速充電理論出發，根據馬斯定律，以電壓和溫升作為控制變量，運用反向脈沖模糊控制演算法對蓄電池快速充電進行模擬，用以提高電能轉換效率，縮短充電時間。 -
Costume enterprises are in the face of a trade with obvious seasonal difference, and the costume has a region characteristic even more. its production, circulation are finished within relatively short time, and it is ordered and produced and entered, business of retreating, selling, changing is all quite frequent. as business is fast to develop and commercial network expand constantly, subdivision that intelligence divide the work and course of circulate control are problem that enterprise must face and solve
服裝企業面對的是一個具有明顯季節性差異的行業，服裝更帶有地域特點，它的生產流通都是在相對短的時間內完成的，其訂貨生產和進退銷換的業務都相當頻繁，當業務快速發展銷售網路不斷擴大，智能分工的細化流通過程的控制是企業必須面對和解決的問題。 -
Full - stainless stell ; oil - water separator, liquid heating ; auto - matic constant tempertature ; outside - jiint water or air cooler ; solution recobering system to keep the solution clean for a long time ; level auto - control ; fast cooling and drying ; convenient draining ; double protecting debice ; auto - reset function
全不銹鋼結構，內置油水分離器，液體加熱與自動恆溫，外接冷水機，或冷氣機組，溶劑回收再生，使清洗劑長期清潔，具有液位自動控制，快速冷卻乾燥，排污方便，雙重保護裝置，自動復位功能。 -
However, cfb technology itself is developing fast, and the combustion process of cfb is highly non - linear, with high uncertainty, large time delay and high multi - variable coupling, making the process complicated. so far, the research on the combustion mechanism and its fuzziness is immature, therefore, there is no good model for real - time control of the process
但是，迄今為止循環流化床鍋爐仍然是一種工藝上不斷改進的新型鍋爐，它的燃燒過程具有高度的非線性、不確定性、時變和大滯后，及多變量耦合嚴重等復雜特性，尤其是目前對其燃燒機理和模糊化的研究不太成熟，還沒有能用於實時控制的完善的模型。 -
In the control scheme using neural network, the control of flexible manipulator is separated into angle - following control of slow subsystem and vibration - suppressing control of fast subsystem based on singular perturbation and time decomposition. moreover, the paper discusses the structure and the algorithm of neural network plus fuzzy pd control of tip vibration. finally the performance of designed methods is validated by simulation
對于神經網路控制，首先根據奇異攝動和兩時標分解，將柔性連桿機械臂的控制分解成等效剛性臂慢子系統的角跟隨運動控制和快子系統的消振控制，論文給出了神經網路+末端振動模糊pd控制的結構和計演算法，並通過實驗研究驗證了提出設計方法的性能。 -
The second, it is proposed that a foc mentioned above can be modeled with a fast time optimal position control system based on the pontryagin ' s minimum principle, which may become a speed - sensorless time optimal one by using speed estimator
接著，分析了pontryagin極小值原理，指出用bang - bang開關信號可對上述系統實現最優時間控制，若速度量採用估計，則生成無速度傳感器的時間最優系統。 -
Processing area 25001250mm, laser power200w, maximum moving speed 800mm s, it is specialy used by color printing factories, printing factories, cutting plates ensuring fast speed. save time, save labor. dsp industrial - strength control usb card ; directly reading documents by cad or coreldraw. resolving power : 0. 025mm adaptable laser top can be adapted in the range of 50mm ; laser pipe automatically supplied with co2, economical and liable
該機加工面積25001250mm激光功率200w ，最大移動速度800mm s ，專業用彩印廠印刷廠刀模板切割速度快省時省力dsp工業級控制usb脫機卡直讀cad coreldraw文件分辯率0 . 025激光頭上下50mm可調，激光管可自行沖補co -
However, in a changing time, the effect of sm often unexpected by traditional idea while the indeterminate and the intricate of environment changes too fast to control. though, the sm control system must be surveyed systemally and dynamically to fit the modern competition
然而，我們正處於一個變革時代，企業戰略管理環境的不確定性和復雜性遠非20年前能比，企業運用傳統的理念和方法來完成戰略管理的控制，其效果難免差強人意。 -
The distribution network automated system ( das ) is a management information system, including computer software and hardware technology, the computer network technology, the automatic control technology, the data communication technology and electrical power system technology, and it is utilized to acquire the data from power distribution network, monitor operation, position breakdown fast, isolate the failure, restore the power supply and administrate need, what ’ s more, it reduces the time of power cut effectively, improve the reliability and quality of power supply
配電自動化系統（ das ）是集計算機軟硬體技術、計算機網路技術、自動控制技術、數據通信技術及電力系統相關技術於一體的信息管理系統，為配電網路的數據採集、運行監視、快速故障定位、故障隔離、供電恢復以及需求側管理等提供了有力的技術手段，能夠有效地縮短事故停電時間、提高供電可靠性、改善供電質量。 -
The arc - welding inverter power supply has the advantages of well controllability, fast dynamic response and having facility in realizing real - time control. it has great potential in performance. so it has been used more and more widely
弧焊逆變電源具有控制性能好、動態響應快、易於實現焊接過程的實時控制等優點，在性能上具有很大的潛在優勢，因此在焊接領域得到越來越廣泛的應用。 -
In recent years, the step of whole world economy unify is more quickly, the market degree of our country is more deeply after entering wto, the competence in market is impetuosity gradually, all of these made our country enterprises being faced with a good many fights. at the same time, the fast development and abroad application of imformation technology brought important and deep infection to management of enterprises, and in great degrees changed the business mode and principle of the market competence. so if our country enterprises want to win a domain, they must use advanced imformation technology to arm themselves in order to increase satisfaction of clients, control the cost of management, shorten the time of fabricate and expend of material, accelerate the velocity of merchandise, increase efficiency of management, upgrade the power of competence. and that to implement enterprise resource planning - erp is just to change enterprise ’ old management pattern, to advance enterprise ’ level of management using information technology, to optimize enterprise ’ management pattern. so to research impling erp in modern enterprise and appraising its performance is much important to our enterprises to reply the compete more and more intense from international and stat
同時，信息技術的迅猛發展和廣泛應用對企業經營和管理產生了重要而深遠的影響，在很大程度上改變了商業模式和市場競爭法則。因此要想在激烈的競爭中贏得一席之地，我國企業必須盡快採用先進的信息技術改造和武裝自己，以提高客戶滿意度、控制經營成本、縮短物料製造配銷的時間、加速存貨周轉率、提高經營效率，提升企業競爭力。而實施企業資源規劃? ? erp正是改變企業陳舊的管理模式，利用信息化來提升管理水平，優化管理模式的利器，因此，研究erp在現代企業中的應用及其績效評價問題，對於我國企業應對日趨激烈的來自國際國內的競爭具有積極而深遠的意義。 -
The developing direction of " many variety, short cycle " demands to be produced and process the ability with fast reaction. adopting production scheduling control software and computer - controlled supply line, and flexible processing line of produce units can make sewing highly automated, and produce the flow with higher speed. at the same time, through gathering every worker ' s information of the location, we can control the quality of the online product, and improve the result of quality control
多品種、小批量的發展方向要求生產加工具備快速反應的能力，採用生產調度控制軟體和計算機控制的吊掛運輸線、加工生產單元所組成的柔性加工線，可以使縫制過程高度自動化，加速生產流量，同時，通過對各工位的信息採集，可以對在線品的質量進行監控，提高質量管理的效果。 -
Three - phase full bridge controlled rectifier, filter circuit and the common loads " mathematics models are built and analyzed. according to the rate of the transition process, the controlled rectification power supply can be classified into fast response and slow response. based on identification of the transition processes using the slope method, the different fuzzy control strategy is adopted. the control method can meet the requirements of real time control and non - error regulation. the simulation results verify its practibility. after that. the design scheme based on dsp is introduced including the design of hardware and software flow chart. emc is an important aspect which can not neglected, so the designs of emc are summarized including hardware and software
根據過渡過程的快慢將可控整流電源系統分為快響應過程和慢響應過程，本文在利用響應曲線斜率法辨以過渡過程的基礎上，分別針對快響應過程和慢響應過程採取了相應的模糊控制策略，以滿足快響應過程要求實時控制，快速跟蹤誤差變化，慢響應過程要求精確定位，無差調節的要求，模擬結果驗證了該方法的有效性，進而分析了用dsp實現該調節器的硬體電路和軟體流程的設計思路。 -
The controller takes full advantage of the features of ti tms3201f240xa processor, such as high performance processing capabilities, plenty of peripherals on chip and high real time control. by the vital of these features the fast ac sampling, synchronic pulse, digital shift phase trigger pulse, can bus communication, pid control method and excitation limitations are realized. the pretreatment of the switch signals and the test of the shift phase trigger pulses are realized by using the complex programmable device ( cpld )
該勵磁控制器充分發揮了tms3201f240xadsp處理器的強大的數據運算能力、豐富的片內外設資源和較強實時控制能力，用單片系統結構實現了快速交流采樣，數字同步脈沖形成， can現場總線網路、以及pid控制演算法和各種勵磁限制等功能；用cpld器件實現了開關量抖動預處理和可控硅觸發脈沖遺漏的檢測，減輕了dsp處理器負擔，提高了勵磁控制器可靠性、抗干擾能力和控制能力；使用vc + + 6 . 0開發的基於windows操作系統的勵磁系統調試軟體，人機界面簡潔友好，使用操作靈活方便。
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