discrete system model 中文意思是什麼
discrete system model
解釋
離散系統模型-
In the end, by the logic theory of analogism, the paper gets the logistics optimized model of operation entropy in discrete manufacturing system of job - shop ordering type
最後，利用類比推理的邏輯學理論得出單件小批訂貨型離散製造系統物流優化運行熵模型。 -
This thesis tries to update the cmdsr system to achieve the characters below : real - time, better robust, higher recognition rate, non - special - man. considering the disadvantages of traditional improved spectrum subtraction speech enhancement, this thesis proposes the theory of fuzzy spectrum subtraction based on the fuzzy theory and improved spectrum subtraction speech enhancement ; as for the difficulties of detecting the endpoint of speech signal, the thesis gives the table of initial and the improved parameters, with which we can confirm the endpoints of mandarin digit speech ; the thesis puts forward two - level digit real - time speech recognition system, the first level is based on discrete hidden markov model which is linear predictive coding cepstrum ( lpcc ) and difference linear predictive coding cepstrum ( dlpcc ), the second level is based on formant parameters ; as for the realization of hardware, the thesis depicts the realization of every part of cmdsr based on the tms320vc5402 in detail ; as for the development of software, the thesis gives the software design flow chart of cmdsr, simulates the basic theory with matlab language and gives the simulation results
針對傳統的「改進譜相減法語音增強」參數設定單一、環境適應能力差的缺點，提出了一種利用模糊理論和「改進的譜相減法」結合的「模糊譜相減法語音增強」 ;針對語音信號端點檢測困難的特點，通過matlab模擬試驗，給出了能夠準確確定數碼語音端點的初始和改進參數表;提出了利用基於線性預測編碼倒譜參數和差分線性預測編碼倒譜參數相結合的離散隱含馬爾可夫模型進行第一級識別、利用共振峰參數進行第二級識別的兩級漢語數碼語音識別系統，在保證系統實時性的同時，實現連接漢語數碼語音識別系統識別率的提高;在硬體實現上，詳細闡述了基於tms320vc5402的連接漢語數碼語音識別系統各部分硬體設計;在軟體開發上，給出了連接漢語數碼語音識別的軟體設計各部分的流程圖，並對各部分進行了matlab模擬，並給出了模擬結果。 -
In the positioning servo - system, which generally is configured by the d. c. pulse width modulator ( pwm ) velocity governing system and position servo - loop, the parameter perturbance of pwm velocity loop really exist by reason of such as the load behavior ; power voltage supply ; operating setting value, etc. 1, 2 ， and it cannot be ignored. by using the identification technique to form the mathematical model of the system, authors have confirmed the facts. therefore, to design the discrete sliding mode controller ( dsmc ) of the positioning servo - system, the perturbed parameters value bounds of the pwm velocity loop, which is as the controlled plant of position servo - loop, should be accounted. consequently, the design principle of dsmc for accounting system with parameter perturbance is proposed by the authors. the proposed method can ensure the stability of system with parameter perturbance and the behavior of non - overshoot, fast precise positioning. in order to reveal the effects of the design method, the comparative research work is done by the authors. also, it has been tested in an industrial experiment, the results proved it is satisfactory
由直流脈寬調速系統（ pwm ）和位置環構成的定位系統中，速度環的參數隨負載特性；電網電壓；給定工況而攝動是不容忽視的.作者通過系統辨識建模也證實了這一事實1 ， 2 .因此在設計位置環的離散滑模控制時，必須針對速度環（即位置環的控制對象）的參數攝動范圍採用「對象參數攝動離散滑模控制器的設計方法」 ，以確保系統在參數攝動時的穩定性和快速、無超調、準確定位的優良動態品質.為剖析該設計方法的控制效果，本文作了對比性研究，並將該設計方法用於工業試驗中，取得了滿意的結果 -
Based on the establishment of the mathematical model of the water - level controlling system, the boundary control equation of the stable domain of the continuous system and discrete system are found respectively, and the characteristic of stable domain of the two systems is analysed
其目的是維持前池水位穩定，提高機組單位流量出力，最大限度利用來水，從而提高電站的經濟效益。在建立水位調節模式下調節系統數學模型基礎之上，對連續、離散系統進行了穩定分析。 -
2. based on continuous model and discrete model of control system, simulation technology is studied, finally curves about water level and journey of ship are drawn and probability of using is calculated
提出了採用演繹法分別建立三峽五級船閘控制系統的連續模型和離散模型，並進行模擬研究，得到每個閘室的水位變化圖、船隻的行程圖以及船閘的利用率等指標。 -
3. based on continuous model and discrete model of control system, demo system of five - step ship gate control system is developed by means of visual basic 6. 0, which can show ship gate running to the life in the course of nature and at the time of fault
在以上連續模型與離散模型的基礎上，採用visualbasic6 . 0開發出三峽五級船閘運行控制系統的模擬演示系統，能逼真地演示出船隻在正常或故障時的過閘情況。 -
This paper analysis production control mode and characteristic of discrete custom manufacturing, bring forward that push - pull mode can better solve its planning and controlling. matter - element which is holonic has application in describing manufacturing system. on this basis, establish extension control model
本文分析了離散型製造業定製生產的生產控制模式和特點，提出了推拉相結合的混合控制模式，這種模式能較好的解決品種變化頻繁、批量小的製造系統計劃控制問題。 -
For the bundle with small number of fibers, the discrete common model is proposed by building a 60 coordinate system ; for the bundle with large number of fibers, the integral common model is proposed by introducing a parameter called distribution density of the distance between fiber axes ; furthermore, the model of combined fiber bundle sensors is introduced
對于小數目光纖組成的光纖束，通過建立60角坐標系來分析不同排列形式的光纖束，建立了離散式通用模型；對于大數目光纖組成的光纖束，通過引入軸間距分佈密度參量，建立了積分式通用模型；進而給出了組合式光纖束傳感器的模型。 -
The direct optimal model of multi - objective mixed discrete variables for lager - scale water supply system was established, by replacing complicated network hydraulic equation with nodal pressures macroscopic model and relationship model between pump stations flow and head in water supply systems without tanks or towers, genetic algorithm was developed to solve the direct optimal model
以測壓點壓力宏觀模型、水源供水量和水源供水水頭之間的關系模型替代復雜的管網水力平衡方程，建立了大型供水系統的多目標混合離散變量的直接優化調度模型。在沒有水池和水塔的供水系統中，利用遺傳演算法對直接優化調度模型進行求解。 -
Based on the optimal operation problem of flood control for multi - reservoir such as jiangya, zaoshi and yichongqiao reservoirs on the lishui river, a hierarchical model for optimal flood dispatching of multi - reservoir system, which includes a flood routing model and a discrete differential dynamic program model for the optimal flood dispatching of reservoir sub - system, is established : then a new decomposition - coordination algorithm is put forward
摘要以澧水流域中上游的江埡、皂市及宜沖橋三庫聯合防洪優化調度問題為背景，建立了河道洪水演進方程與離散微分動態規劃相結合的水庫群防洪優化調度模型，提出了一種離散微分動態規劃與馬氏京根洪水演進相結合的大系統分解協調演算法。 -
The paper establishes mathematics model of electromagnetic heating system of eddy current field and temperature field, and gives corresponding discrete format with elements as eight nodes, hexahedron equal cell, through calculating eddy - current field to gain the internal heat source that the temperature field needed, to use discrete method to solve the problem of induction - heating part ' s temperature field by axial symmetrical electromagnetic, and then to analyze the characteristic of instantaneous temperature field
本文建立了電磁加熱系統的渦流場和溫度場間接耦合的數學模型，分析了不同頻率下渦流和溫度的分佈情況，並以八節點六面體等參元為例給出了渦流場對應的離散格式，通過計算渦流場獲得溫度場所需要的內熱源強度，加熱部件的溫度場以軸對稱格式進行離散求解，並對瞬態溫度場有限單元法的求解特點進行了分析。 -
The prediction control problem for discrete time - delay system and continuous time - delay system with sinusoidal disturbance is concerned in this paper. chapter 3 is to remove the time - delay from a discrete system with control time - delay by predictive control. the state predictive observer and optimal predictive controller for the discrete delay system based on a state space model are presented
對于離散時滯系統，本文第三章通過構造預測模型所得的系統輸出預測向量和系統的控制向量，為系統設計了全維狀態預測觀測器（ spo ） ，並將該狀態預測觀測器應用於多步預測控制，根據最優控制理論，構建了全維模型預測控制器。 -
Thirdly, with the simplest single - input discrete system as the model, we analyze and discuss the effects for control - delay on the discrete variable structure control systems, and bring forward the design method of discrete variable structure control based on the system state forecast ; simulations show that the above solution avoids adverse influences for control - delay on the performance of variable structure control systems with control - delay, and control effect is fine
第三，本文以最簡單的單輸入離散系統為模型，分析討論了控制量延遲對離散變結構控制系統的影響，提出了基於系統狀態預測值的離散變結構控制設計方法；模擬表明該方法設計的具有控制滯后的變結構系統避免了控制量延遲對系統動靜態的不利影響，控制效果良好。 -
A discrete event model of automatic error recovery control strategy in flexible assembly system
一種基於離散事件模型的柔性裝配系統容錯控制策略 -
The predictive function control is discussed in detail. considering the step function as an example, the stability and robustness of the pfc system are analyzed through the discrete system structure and the inter - model control system characteristics
詳細討論了基於狀態空間描述的預測函數控制演算法，從離散系統的結構、內模控制系統的特性出發，以階躍函數為例，針對pfc系統的穩定性和魯棒性進行了分析。 -
In the paper each mathematic model of seepage in fractured rock masses is summarized. finite element analysis simulation equations of non - double porosity system model - equivalent continuum media model and discrete fracture network model are given, furthermore a coupling uniform model is formed which integrated with the merit of the two former models
本文綜述了裂隙巖體滲流分析的各類數學模型，對于非雙重介質模型? ?等效連續介質模型和離散裂隙網路模型分別給出了它們的有限元模擬公式，還進一步提出了結合上述兩種模型優點的適用於復雜裂隙巖體的耦合統一模型。 -
Discrete system model
離散系統模型 -
Finally, complete the system and realize all functions. based on this system, a discrete event system model using general purpose simulation system - gpss is established to validate and evaluating home automation system ' s reliability and performance. according, a lot of experiments, many stimulant examinations are done, and obtained a series of data
在此基礎上，為了驗證家庭自動化系統的可靠性和評判其通信性能，使用通用模擬系統語言? ? gpss對所設計的家庭自動化網路系統建立了離散事件系統模型，並利用此模型進行了模擬試驗，獲得了一系列的試驗數據。 -
Recently, discrete particle model in which particles are directly tracked was paid widely attention due to the great development of computer hardware. in this model, gas phase is treated as continuous medium, and particle phase is treated as the discrete system. because particle movement is investigated in the particle - level, the multi - scales structure of fluidized bed can be simulated in both particle - scale and macro - scale
近年來，由於計算機硬體的飛速發展，直接對顆粒進行跟蹤的離散顆粒模型得到了廣泛的關注，此類模型將流體相處理為連續介質，顆粒相處理為獨立的離散體系，由於它對顆粒相運動進行的是顆粒層次的分析，因而可以從顆粒尺度與宏觀尺度模擬流化床氣固兩相流的多尺度結構。 -
Based on modeling and analyzing the discrete mathematic model of hydraulic turbine governor system, the edge equation of stable domain of the discrete control system is obtained. according to this equation, the stable domain is specified. compared with continuous system, the changing rules and characters of the discrete system are found, which provide the theoretic foundation for researching the control strategy and the parameter adjustment of discrete control system of the hydraulic turbine governor
在建立水輪機調節系統離散數學模型的基礎上，通過分析，給出離散調節系統的穩定域邊界控制方程，通過穩定域繪制，比較離散與連續系統的差異，找出離散調節系統穩定域的變化規律和特點，從而為研究水輪機離散調節系統的控制策略及調節參數整定提供理論依據。
分享友人