線性最佳系統 的英文怎麼說

中文拼音 [xiànxìngzuìjiātǒng]
線性最佳系統 英文
linear optimal system
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
  • 線性 : [數學] [物理學] linear; linearity線性代數 linear algebra; 線性方程 linear equation; 線性規劃 line...
  • 最佳 : the best; optimum
  • 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
  1. Though maximum likelihood detection ( mld ) can obtain optimum detection performance in mimo communication systems, the ergodic search increases the complexity exponentially with the number of the antennas, which lead to implemental difficulty

    在mimo通信信號檢測中,大似然檢測( mld )可以獲得的誤碼能,然而遍歷式搜索方式使得mld的計算復雜度隨天數呈指數形式遞增,在實際中,往往難以實時實現或者不能實現。
  2. 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、小型電站鍋爐燃燒參數時變、嚴重非、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,解決了可控差,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上,並闡述了動靜態兩種實現途徑,通過在優化風煤配比,實現經濟燃燒,切實保障了鍋爐的經濟運行。
  3. The program of data processing in determination of percent released of pharmaceutical preparation was developed ; two modules included in this program are connected but independence each other, one module calculate percent released, one module regress equation ; determination of percent released of pharmaceutical preparation, comparison of released curve in one reference frame and modeling mathematics model were realized by running this program. the program of formulation optimization based on artificial neural network was compiled to solve the nonlinear problem in formulation optimization. provided parameters were used to predict the released amount of a set of formulations

    簡便,其計算結果與現有其他程序計算結果基本一致:開發固體制劑體外溶出試驗數據處理程序,程序運行時分為計算累積釋放百分率和優選數學模型兩個相互連接又各自獨立的環節,實現了累積釋放百分率的自動計算,同一坐標下釋放曲的直觀比較,常用數學模型的擬合;開發基於人工神經網路的處方優化,解訣處方優化這一多目標、非優化問題,利用符合擬合精度的訓練結果預測給定處方的釋放度,預測結果與實驗結果基本相近。
  4. This paper establishes the linear model of hydro - turbine and deducts its transfer coefficients. then the optimized operation parameters are gained in the frequency disturbance and load rejection simulation. through comparing dynamically, this paper analyses the impact on its dynamic performance if some governing system parameter changes

    在研究小波動情形時,即在穩定工作工況點附近小瞬變時,可以把非進行化處理;本文建立了水輪機調節化模型,推導了其中的傳遞數;對水輪機調節的頻率擾動和機組突甩負荷工況進行了模擬試驗,整定了調節參數;通過動態比較,分析了調節參數改變對其動態能的影響。
  5. In this thesis, the mathematical model of transitional process is built up during salient - pole synchronous motors ( asynchronous starting based on the state equations under d - q frame, simulation model about asynchronous starting using matlab software is set up. it proves the novel exciting winding control way through analyzing and studying the simulation curves, and provides the best exciting in towards polarity way using " stator - electricity " during salient - pole synchronous motors ( asynchronous starting through analyzing the fault of traditional way to exciting

    通過分析d q軸下的凸極同步電動機狀態方程,建立了凸極同步電動機異步起動過渡過程的數學模型。利用matlab模擬軟體建立凸極同步電動機異步起動模擬模型,通過模擬曲分析、研究,證明本文提出的新型勵磁繞組控制方法的正確,並通過分析傳投勵方法的缺陷,提出了"定子電量法"實現凸極同步電動機順極投勵的方法。
  6. Secondly, to achieve the independent regulation of active and reactive power output from the generator side which is designed for the purpose of tracing the maximum wind - energy capturing. the paper has analyzed the mathematic model of the ac excited doubly - fed machine and the stator field orientation control strategy of the motor as vscf wind power generator. thirdly, it has put forward and designed the dual pwm converter with the capacity of energy flowing bidirectional aimed at the demand of rotor energy bidirectional flow. the author constructed reliable and integrated experimental system and did a series of experimental study including no - load, cutting - in network and power generation at, below and above the synchronous speed

    論文首先分析了風機運行特及其風能利用原理,通過模擬及實驗驗證了採用直流電機的輸出特模擬風力機的大輸出功率曲的可行,並給出了模擬的硬體結構;然後為了實現交流勵磁發電機有功、無功功率獨立調節機理,分析了交流勵磁雙饋發電機的數學模型和在追蹤大風能捕獲變速恆頻風力發電時必需的定子磁鏈定向矢量控制策略;針對雙饋發電機轉子能量雙向流動的要求,提出並設計了具有能量雙向流動能力的雙pwm交流勵磁用變頻器;後為實現從理論到實踐的全面研究,研製出了一套小功率完整的雙pwm變頻器交流勵磁的雙饋風力發電機實驗,進行了空載、並網、同步速及上、下的發電運行等一列的運行實驗;所完成的模擬和實驗研究均驗證了理論、模型和控制策略的正確、可行
  7. The great tour purchasing power is the drive power of promoting the region ' s tourism developmentln the regional space, scale economic and regional separation are one of the basic characteristics of promoting tourism industry, so we must arrange the regional tourism industry with a systematic method and give prominence to the central city. for its outstanding area in the regional space, central city has evident superiority in the regional ecnomic development, and has echelon between central city and its periphery scennic spots, which is the inducement mechanism of tourism industry ' s arranging, developing and advancing step by step. for the law of diminishing marginal utility and the theory of equilibrium, the max utility equilibrium of tourism consumption be at the point of tangency of undiscrepancy curve and the cost budget curve

    中心城市居民巨大的出遊力是拉動其周邊旅遊地發展重要的內在驅動力;由於地緣關,區域規模經濟與地域分割並存,是旅遊產業運動的一個基本特徵,為此必須對區域旅遊經濟進行化布局,突出中心城市的產業中心;因其區位條件獨特,中心城市在區域經濟發展中居於明顯的優勢,與周邊城鄉部位存在經濟發展上的梯次,這種梯次是區域旅遊生產力布局、產業發展梯次傳動,終整體聯動的經濟誘導機制;根據邊際效用遞減規律和旅遊者大效用均衡理論,旅遊消費效用大化的均衡在無差異曲與開支預算的切點(即旅遊目的地選擇的位置)上,且隨著邊際效用遞減,目的地選擇的位置向遠離中心城市方向移動,這就是中心城市與周邊旅遊地互動關的經濟學解釋。
  8. After the optimizing system is put into operation, online calculating results and operation effect is analyzed, pointing out that the base for the whole boiler soot blow optimization is the minimum loss of soot accumulation and energy consumption of soot blowing, the base for water cooling wall soot blow optimization is the combustion house outlet gas temperature difference, the base for a single heat exchange surface soot blow optimization is the degree of its soot accumulation

    並對優化運行后,取得的實時計算結果和實際效果進行了分析,著重指出積灰和吹灰的經濟可作為整個鍋爐吹灰優化的決策依據,爐膛出口煙溫差可以作為爐膛吹灰優化決策的依據,受熱麵灰污程度可以作為單個對流受熱面吹灰優化決策的依據。
  9. The analyses given in this paper to quasi - three - level for 946 nm laser are complete. the relation between 946 nm laser transmission and optimal crystal length has been derived from the rate equations describing the population inversion and the photon density in the laser cavity in the steady - state case. the minimal claims to coating have been given on the base of contrasting 946 nm transmission with 1064 nm transmission in the condition of different cavity losses and how the pump beam radius in the laser crystal and optimal crystal length affect the laser threshold and output power of 946 nm laser has been given as well

    對產生946nm譜的準三能級結構給出了較為完整的分析,利用激光諧振腔處于穩態時的速率方程,導出了準三能級nd : yag946nm起振時,透射損耗與激光晶體長度的關,在與1064nm透射損耗相比較的基礎上,給出了不同的腔損耗情況下的低鍍膜要求,並且給出了激光閾值、輸出功率和激光晶體長度及泵光光斑大小的關,這為設計室溫下高效運轉的946nm激光器的提供了理論基礎,這種分析方法對研究此類低增益,準三能級或三能級激光輸出特有借鑒意義。
  10. In this paper, we design the imc controller using zero - pole cancellation method, and tune the controller filter parameter a according to the error e and its first difference a e and acquire the best combination between robust performance and the response speed. the error e is the difference between the reference model output and system output

    本文採用相消法設計內模控制器,用參考模型理想輸出和實際對象輸出之差e及其變化率e在模糊調節控制器中濾波參數,使能達到快速和魯棒結合。
  11. Using the microwave selective heating property for materials, by setup equivalent equation, and first time inducing the electromagnetic field perturbation theory to the design of heating materials for substrate in mpcvd, three temperature distribution modes were established, including temperature distribution comprehensive mode of inhomogeneous plasma, temperature distribution composite mode of composite substrate materials, temperature distribution perturbation mode of composite materials, which ii provided an whole new technology route to the design of substrate heating system in mpcvd and guided the preparation of heating materials for substrate. and then the heating materials for substrate were designed and optimized to obtain large area homogeneous temperature distribution even larger than substrate holder ' s diameter. as an important part, this thesis researched the nucleation and growth of diamond films in mpcvd, systematically researched the effects of substrate pretreatment, methane concentration, deposition pressure and substrate temperature etc experimental technologic parameters on diamond films " quality on ( 100 ) single crystal silicon substrate in the process of mpcvd, characterized the films qualities in laser raman spectra ( raman ), x - ray diffraction ( xrd ), scanning electron microscopy ( sem ), infrared transmission spectra ( ir ), atomic force microscopy ( afm ), determined the optimum parameters for mpcvd high quality diamond in the mpcvd - 4 mode system

    可通過沉積參數的精確控制,以控制沉積過程,減少金剛石膜生長過程中的缺陷,並採用光纖光譜儀檢測分析等離子體的可見光光譜以監測微波等離體化學氣相沉積過程;利用微波對材料的選擇加熱特,通過構造等效方程,並首次將電磁場攝動理論引入到mpcvd的基片加熱材料的設計中,建立了非均勻等離子體溫度場綜合模型、復合介質基片材料的復合溫度場模型及復合介質材料溫度場攝動模型,為mpcvd的基片加熱設計提供了一條全新的技術路以指導基片加熱材料的制備,並對基片加熱材料進行了設計和優選,以獲取大面積均勻的溫度場區,甚至獲得大於基片臺尺寸的均勻溫度區;作為研究重點之一,開展了微波等離體化學氣相沉積金剛石的成核與生長研究,地研究了在( 100 )單晶硅基片上mpcvd沉積金剛石膜的實驗過程中,基片預處理、甲烷濃度、沉積氣壓、基體溫度等不同實驗工藝參數對金剛石薄膜質量的影響,分別用raman光譜、 x射衍射( xrd ) 、掃描電鏡( sem ) 、紅外透射光譜( ir ) 、原子力顯微鏡( afm )對薄膜進行了表徵,確立了該上mpcvd金剛石膜的的實驗工藝參數。
  12. 2 ) appling the theory of information and code. this paper gives the code rule, detail code methods and decode principle of bit code and frame data code. also this paper researches and designs the lower power consumption and anti - jamming code at the signal source point

    2 )將信息論和編碼理論應用於無家庭安防中,給出了位碼編碼、幀數據編碼的編碼準則、具體編碼方法及解碼原理。研究並設計了信源端具有低功耗和抗干擾能的編碼方法。
  13. The results of calculation prove : the new structured coaxial probe is superior to the traditional coaxial probe in both sensitivity and penetrating depth when used to measure the dielectric properties of chemical reactants or layered biological tissues, and the relationship between the measurement sensitivity of this new structured probe and the frequency of electromagnetic wave are obtained, which provides the optimal frequency for the actual application

    計算結果表明:在化學反應溶液及生物分層組織介電特參數的測量中,這種新型的同軸探頭在測量靈敏度及透入深度兩方面都優于傳的平口同軸探頭。通過計算模擬還得出了這種新型同軸探頭的測量靈敏度與電磁波頻率的關,為進一步研究其測試頻率提供了有價值的參考依據。
  14. This processing line has two sszm1200c straight line double edgers and 90 transfer table. 30 spindles on each sszm12000c, high collocated, wheels. high - level of polishing ; compact and steady base, precise and smooth transfermission system ; big power frequency - conversion motor to control the speed of pedeail ; plc control system sets processing parameters via interface, to control the width and the speed, the minimum size of the glass can be 127xl27mm ; the structure of the machines is compact and stable. this line is our new designed products, and it s the ideal choice of assistant equipment for exquisite and industrial glass, besides, it can be used with other machines to form a production line set

    本生產由2臺sszml200c玻璃直雙邊機和1個90中轉臺組成每臺sszml200c玻璃直雙邊機配置30個磨頭,磨輪配置多,加工拋光精度好底座穩重扎實,傳動精確流暢大功率變頻電機調速控制傳送皮帶驅動plc控制通過界面設定參數控制,小加工玻璃寬度尺寸小至127127mm機器結構緊湊能穩定,是我公司全新設計的力作是大批量精品玻璃和工業玻璃磨邊生產的暈配套設備,可口與夾膠印花,鋼化等生產配套使用
  15. Because of radio wave propagating along the ducts with enhanced fields on the order of the free - space field, the problems of the co - channel interference are more complicate for communication systems with the results of intersystem interference and the formation of other system, and therefore affecting the determination of the coordination distances or the optimization of the distribution and separation of delay, and for surveillance system such as radar system the problems can be radar holes or the extensions of detect range

    對于通信電路,它使間的相互干擾問題變得復雜,既可能幹擾其他又可能形成另外的,從而影響的有關參數如中繼電路的組合(分佈、間隔)和協調距離,對于探測產生的則是雷達空洞、超視距探測等問題。這些問題對相關無特別是軍事應用可能是致命的,因而以波導傳播為代表的反常傳播特研究受到極大重視。
  16. Abstract : a semi - analytical method is used to modelling the pract ical 3 - zone simulated moving bed chromatography ( smbc ) process for optimal searc hing. the switch time which is the most important operation parameter of 3 - zone smbc is analyzed based on the nonlinear batch chromatography theory firstly, and then adjusted by the deviation between the output and the expectation. the switch time approaches the optimization very soon by continously searching on the basi s of the theory. the parameters of the practical system are inputted into simulat ion, the result is used in our experiment and a good separation is obtained

    文摘:針對三帶模擬移動床色譜的實際模型,用一種融合了前饋與反饋的半解析優化計算方法對三帶模擬移動床色譜過程進行了模擬.首先,由非單柱色譜理論解析地給出一個三帶模擬移動床色譜的主要操作參數即切換時間值,然後利用所得結果與目標量之間的偏差來校正切換時間,在理論指導下進行優化搜索,切換時間能很快達到值.將測得的參數引入計算,並將計算結果用於實際操作,得到了很好的分離效果
  17. Topics covered include : performance and robustness trade - offs ; model - based compensators ; q - parameterization ; ill - posed optimization problems ; dynamic augmentation ; linear - quadratic optimization of controllers ; h - infinity controller design ; mu - synthesis ; model and compensator simplification ; and nonlinear effects

    其中包含以下幾個主題:有關能與強健間的取捨;基於數學模型的補償器;補償器數學模型的q參數化;不適定的化問題;動態擴增;控制器的二次化; h控制器設計; ?合成法;模型與補償器的簡化以及非效應。
  18. Sszm500b straight line double edgers, and 90transfer taboe. 26 spindles on each sszm2500b. plc control system sets processing parameters via interface, and finishes processing at one time. this product has stable structure. precise and smooth transmission system, thetransmission belt drive adopts strong power and transfrequency motor to control speed, constant power, constantrele output and advanced epuipment to control, high polishing efficiency. it is the best matched equipment of large batch of furniture and decorated glass edge production, and production, and can be matched with gluing, printing, reinforcing, etc. production line

    才用plc控制通過界面設定加工參數一次完成加工,具有穩定扎實的底座結果精確流暢的傳動,傳送皮帶驅動採用大功率變頻電機調速控制,恆功率恆扭矩輸出和高配置的控制。結構緊湊,能穩定可靠,拋光及生產效率高。是大批量的傢具和裝飾玻璃的磨邊生產的配套設備,可以與夾膠印花鋼化等生產配套使用。
  19. Note that all these structures are numerically simulated firstly and then verified by the experiments. fourthly, in accordance with the need of gain control in a wavelength division multiplexed system, a gain - clamped l - band edfa using a single fiber bragg grating ( fbg ) is proposed. based on the giles model with ase, numerical simulation for the all - optical gain - clamped edfa is carried out

    後給出一組使edfa在箱制增益的同時可以保持增益譜平坦的結構和放大器參量;後,初步介紹了光纖的非效應的產生機理及其對光通信的影響;實驗研究了應用edfa測t布里淵散射闡值的實驗裝置與方法。
  20. Modeling tools and techniques include linear, network, discrete and nonlinear optimization, heuristic methods, sensitivity and post - optimality analysis, decomposition methods for large - scale systems, and stochastic optimization

    模型建立工具和方法涵蓋、網路、離散和非化,啟發式方法,靈敏度分析,事後化分析,大規模的分解方法和隨機化。
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