optimal coupling 中文意思是什麼

optimal coupling 解釋
最佳耦合
  • optimal : adj. 最適宜的;最理想的;最好的 (opp. pessimal)。
  • coupling : n. 聯結;交尾;【機械工程】管箍;聯結器;軸接;(火車的)車鉤,【電學】耦合。
  1. Aiming at such problems in combustion system of homemade middle and miniature boiler, as a complex system with the character of dead zone, time variation, serious non - linearity, large time delay, coupling and a lot of disturbance, this paper presents a new set of optimal control resources. by using well - matched control method on system, stable automatic running is realized. having the serious divulgence coals difference a lot from each other in character, instability of chemistry, value of lowest emission of heat, home - made boiler controller is not at all ideal. instead of traditional model that controls the ratio based on proportional control or with the correct signal of the amount of oxygen, this paper, combined with intellect control theory - - fuzzy control and self - optimizing concept, propounded a kind of fuzzy self - optimizing controller to be used in air supplying system of the boiler, and expatiates on the idea of dividing the control process into two parts, dynamic and static to realize, thus meets the demand of homemade boiler economic running

    本設計針對國產中、小型電站鍋爐燃燒系統參數時變、嚴重非線性、干擾因素復雜、耦合嚴重、模型不易確定的特點,提出多變量協調控制方案,解決了系統可控性差,難以實現穩定自動運行的問題;在此基礎上,改變以往以煙氣含氧量控制送風的傳統模式,針對國產電站鍋爐設備主體及一、二次送風迴路泄露嚴重,煤種混雜、成分不穩定、燃燒發熱值低、燃燒效率不高等問題,應用智能控制理論中的模糊控制技術,結合自尋最優控制的思想,設計了一種模糊自尋優控制器,應用在電站鍋爐送風控制系統上,並闡述了動靜態兩種實現途徑,通過在線優化風煤配比,實現最佳經濟燃燒,切實保障了鍋爐的經濟運行。
  2. In the present research the fiber - like palygorskites are surface - modified by four kinds of different coupling agents, and the optimal modification process parameters are obtained by the drop height method employed to evaluate the effects of surface modification

    摘要分別採用四種不同偶聯劑對坡縷石進行表面改性,用沉降高度法對改性效果進行評價,得到了四種偶聯劑表面改性坡縷石的優化工藝。
  3. In theoretical analysis, finite element method is firstly used to solve the mechanical - electric coupling problems in a flexible plate with piezoelectric elements and to obtain structural vibration modal shapes. focusing on collocated type of piezoelectric sensors / actuators, the maximum determinant of fisher information matrix criteria is chosen as the optimization function and then simplified to determine an optimal principle for the best location of piezoelectric elements

    本文研究柔性板振動控制中壓電元件的位置優化設計問題,針對壓電傳感器和驅動器的同位布置結構型式,將壓電元件的有限元分析方法與d優化設計準則相結合,直接利用結構的模態振型確定壓電元件在柔性板上的最優位置。
  4. Based on the multidisciplinary design optimization, a multidisciplinary variable coupling design optimization method for non - hierarchic systems was presented, and its basic ideas and working principle were given, to handle the coupling between subsystems, a coupling function was established by the ideal point during system - level coordination, which was used to coordinate independent optimization of the subsystem and finally obtain the global optimal solution

    摘要基於多學科設計優化原理,提出了面向非層級復雜系統的多學科變量耦合優化設計方法,闡述了其優化設計的基本思路和工作原理通過設置理想耦合點,構造了耦合函數,使子系統在各自獨立優化設計的同時,在系統級的協調下達到耦合關系的滿足,並使系統得到總體上的優化。
  5. After surface modification of zno nanoparticles by titance coupling agent, the product were more dispersed because their surface were associated with organics anion. the effects of the dosage of titance coupling agent on surface modification of zno nanoparticles were studied, the optimal dosage of titance coupling agent ( 9 % ) have been investigated

    本文對制備出的納米氧化鋅用鈦酸酯偶聯劑進行表面改性處理,在納米氧化鋅表面形成有機結構,得到更為分散的粉體。實驗中考察了不同用量對改性效果的影響,得到了本實驗條件下的較佳用量9 。
  6. There are many plants that have the character of time - varying, large delay, large inertia in the process of production of modern power station such as the superheated steam temperature, the reheated steam temperature, the water treatment of boiler and the load regulation. some of them have the strong character of nonlinear and some of them are multivariable coupling systems it is very difficult to obtain good effect of control by conventional pid control. it is necessary to set up the mathematics models of controlled plants if applying control means of modern control theory such as self - adaptive control, optimal control , decoupling control and predictive control. and these control systems have large calculation and bad character of real time in general. these disadvantages make them be not able to meet the need of real production process and limit the application of them in modern power station. now the generator units are developing towards large capacity and high parameters. many new kinds of generating electricity means are coming into being. the characers of production units of power station become more and more complex but the demand to quality of control becomes more and more strict. the new control means are in bad need to control them effectively

    現代電站的生產過程中存在過熱汽溫、再熱汽溫、鍋爐水處理、負荷調節等許多大遲延、大滯后、特性時變的對象,它們中有些還是具有強非線性特性的對象或多變量耦合系統,採用常規的pid控制手段很難取得良好的控制效果。若應用現代控制理論中的自適應控制、最優控制、解耦控制、預測控制等控制手段,則需要建立被控對象的數學模型,而且往往控制系統的計算量大、實時性差。這些缺點使其很難滿足實際生產過程的需要從而極大地限制了其在現代電站中的應用。
  7. These disks are used to create a diffuse source that is optimal for coupling into fibers and attenuating the overall signal when spectrometer saturation is an issue and other attenuation methods ( such as adjusting spectrometer integration times ) are impractical or undesirable

    當分光計的飽和度成為問題或其它衰減方法(如調整分光計綜合時間)不合實際或不合要求時,這些盤用做散射源,則對與光纖耦合和衰減所有信號最優。
  8. From three - wave coupling equations, the optimal crystal length, conversion efficiency and parametric light pulse width are computed numerically when clbo is used in picosecond optical parametric amplification. the results present that clbo are suited for optical parametric amplification in short wave band. in order to get higher conversion efficiency, the crystal length should be optimized according to the intensities of pump and signal waves

    從三波耦合方程出發,對clbo用於皮秒級光參量放大時,最佳晶體長度、轉換效率和參量光的脈沖寬度進行了理論分析和數值模擬,結果表明clbo晶體適合在短波范圍作光參量放大,為達到高的轉換效率和窄脈寬的信號光輸出,泵浦光和初始入射信號光的強度應根據晶體長度取最優化值。
  9. In this thesis, the spectral characteristics of a fiber grating are analyzed by using the coupled mode theory. the influences of various structural features such as the length, chirp, coupling coefficient and aperdization to the spectral characteristics were studied numerically with a transfer matrix method. the reflective spectral responses for fiber bragg gratings with different aperdization are analyzed, and the optimal aperdization is ob tained

    首先論文利用耦合模理論對光纖光柵的光學特性進行了詳細的分析,在對比了龍格庫塔法和傳輸矩陣法這二種常用的分析方法的基礎上,選擇傳輸矩陣法著重研究了光纖光柵長度、啁啾系數、耦合系數以及各種切趾函數與其反射譜譜寬、反射率極值、時延、色散等特性的相互關系及影響。
  10. The early studies are mostly focused on the method of gluing piezoceramics on structural surfaces, which has some disadvantages such as difficulties to protect the ceramics and the connection wires, bad coupling with only one surface glued on the base materials, low signal - to - noise ratio etc. these problems can be solved using the embedded piezoceramics, and furthermore, the piezoceramics can be placed in the optimal positions, especially in the optimal deepness for the piezo - actuators, according to an optimization algorithm befor e they are embedded, so the actuator effects and sensor signals are thereby enhanced

    早期的研究主要集中在表面粘貼壓電片的結構,表面粘貼壓電片具有一些無法克服的缺點。本文著重進行利用埋入復合材料結構的壓電傳感器和壓電驅動器對其振動進行主動控制的相關理論和實驗研究,並介紹其相應結果。埋入型壓電材料的優點主要是能保護壓電傳感器和作動器及其連線、增強壓電材料和基體材料的耦合、優化埋入壓電陶瓷的深度和厚度可增強壓電傳感器的測量信號並提高信噪比等。
  11. The optimal conditions for coupling agent modification were found

    並摸索出偶聯劑的最佳改性條件。
  12. The solutions of examples demonstrated that the optimized synthesis problems of complex distillation system could be solved rapidly with the improved algorithm, and the optimal configurations of thermally coupled ( linked ) side columns, fully thermal coupling column ( petlyuk column ) as well as heat integration between the different columns could be searched automatically

    實例計算表明,基於遺傳規劃的綜合策略可以用於求解復雜精餾系統的最優綜合問題,實現了包括側線塔、完全熱偶塔及同時考慮熱集成的各種復雜精餾結構的自動搜索尋優。
  13. 5. the modal control and the optimal placement of piezoelectric sensor in bionic thermostable structure were explored. the quasi - static equations of piezothermoelectricity were used to deduce the finite element dynamic coupling model of piezothermoelectric bio

    利用準靜態熱壓電本構關系,得到熱壓電仿生結構的有限元動態耦合模型,討論各耦合因素對熱壓電結構傳感特性的影響。
  14. Performs the optimization with finite time thermodynamic analysis and obtains the allocation of heat exchanger area for double - stage coupling heat pump systems that maximize the objective function, and the analytical expressions about the optimal temperature of working fluids, the minimum total heat exchanger area and the minimum power input

    摘要應用有限時間熱力學理論對雙級耦合熱泵供暖系統換熱器面積進行優化,得到了系統供熱系數最優時的最佳傳熱面積分配,最佳工質工作溫度、最小總傳熱面積以及最小輸入功率的解析式。
  15. Based on optimal control theory and equivalent optimal control theory, the optimal control method of elastic floating raft under shock and stochastic load is studied and the optimal control method and optimal parameter design method of the nonautonomous rigid - elastic coupling floating raft system are established

    摘要在理想最優控制理論和準最優控制理論的基礎上,對沖擊和隨機荷載聯合作用下,彈性浮筏系統的最優控制方法進行研究,建立了剛彈耦合非自治浮筏系統的最優控制方法和最優參數設計方法。
  16. As the structure and the dynamic characteristic of a multi - dimension force sensor influence the dynamic characteristic of a robot system deeply, therefore the sensor ' s analytic studying, the sensor ' s optimal design, the sensor ' s dynamic characteristic analysis and the sensor ' s coupling function among it ' s dimensions are also studied in this dissertation

    多維力傳感器自身的結構和特性影響機器人系統的動態特性,本論文還涉及多維力傳感器解析分析、優化設計、多維力傳感器的動力學特性分析、傳感器維間耦合函數研究等內容。本學位論文主要研究工作如下: 1
  17. In this paper, the relaxation resistance at high temperature of the nitinb alloy and its recovery characteristics with various constrains were studied, subsequently the mathematic model for the strength of the nitinb pipe connector was proposed to investigate the temperature dependence of the strength of the connector, and optimal design for the pipe coupling was brought forward

    本文主要研究了nitinb合金高溫下的抗鬆弛性能,以及nitinb形狀記憶合金在各種約束下的回復特點,然後利用固體力學知識,建立了nitinb管接頭系統強度的數學模型,研究了管接頭系統強度隨溫度變化的規律,並對管接頭進行了優化設計。
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