非線性調制 的英文怎麼說
中文拼音 [fēixiànxìngdiàozhì]
非線性調制
英文
nonlinear modulation- 非 : Ⅰ名詞1 (錯誤) mistake; wrong; errors 2 (指非洲) short for africa 3 (姓氏) a surname Ⅱ動詞1 ...
- 線 : 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...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
- 制 : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
- 非線性 : [數學] [物理學] [電學] nonlinearity; nonlinear
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In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane
本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深度調整和水平面導引方法等問題,具體成果和創新點如下1 、根據流體力學理論,建立了螺旋槳推進器的動態模型,它以螺旋槳來流速度v _ p和螺旋槳轉速n為狀態變量,以電機施加轉矩為輸入,螺旋槳推力t和轉矩q為輸出。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。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。In this paper, the robust output track control with the regulable parameter of non - linear control system is put foreword
進行了具有可調參數的不確定非線性系統魯棒輸出跟蹤控制理論研究。Then the structure description model of c4isr system, the edit tool and the integrative simulation platform are designed and implemented. moreover, the approach of analyzing data based on simulation in this thesis separates the analysis of simulation data from the simulation entirely. therewithal, whether a user builds the hierarchical model of evaluation or visualizes the data, he can define them himself after simulation finished
設計並實現c ~ 4isr系統結構描述模型編輯工具,提出基於模擬的數據分析方法將模擬數據分析與模擬的分離,無論是評價層次模型的建立還是數據可視化,均可以在模擬結束後由用戶自己定義,而且可以定義指標與模擬數據之間的關系,層次模型的計算也可以是非線性的或調用已經編制好的模型。As air conditioned room is nonlinear and has dominant time - delay, the feasibility of using fuzzy logic controller in variable frequency air conditioner is discussed based on the using of conventional pi controller, both the pi controller and the fuzzy logic controller are studied by simulation
另外,針對空調房間具有非線性、大時滯的特點,在採用常規的pi控制的基礎上,探討了模糊控制及其改進演算法在變頻空調控制中應用的可行性,並分別進行了模擬分析研究。In this dissertation the pulse compression performances of linear frequency modulation signals ( lfm ), nonlinear frequency modulation signals ( nlfm ) and design of their side - lobes suppression filters are analyzed, and design of the pulse compression program of 4 pieces of adsp21160 in the processing unit and the program of single piece of adsp21160 and fpga in the interface unit of the pulse compression system are introduced in detail
全文分析了線性調頻信號( lfm ) ,非線性調頻信號( nlfm )的頻域脈沖壓縮方法及其旁瓣抑制濾波器的設計和優化,詳細介紹了脈沖壓縮系統中基於4片adsp21160的處理單元和單片adsp21160和fpga組成的介面單元的軟體設計。The model - free pid control method with neuron tuning gain and the neuro - fuzzy control method for a constant cutting force metal turning process system are proposed. the former method keeps the cutting force to be constant by using the neuron to change the pid controller gain on - line. the latter method construct the fuzzy neuron controller by combing the fuzzy controller and the neuron controller
針對具有非線性和不確定性的機械加工切削過程,提出了神經元增益自整定的pid控制方法和模糊神經元非模型控制方法,前者採用神經元來在線調整pid控制器的增益,後者將模糊控制器和神經元控制器相結合構成模糊神經元控制器,這樣當對象特性隨切削深度的變化而變化時,所設計的控制器能保持切削力恆定,使系統穩定並具有滿意的動態品質。Simulation results show that both of them have satisfactory performance and strong robustness. 2. to ph processes, which are nonlinear and time varying, the neural network model is structured and the learning algorithm is presented, based on which the model - free controller is designed, while the controller gain is scheduled by a fuzzy method
針對具有嚴重非線性和不確定性的ph中和過程,給出一種神經網路模型,提出了一種神經非模型控制方法,該方法利用模糊演算法在線調整神經網路控制器的增益,模擬實驗表明這種基於神經網路的非模型控制方法能有效控制ph過程,具有優良的控製品質和強魯棒性。To the level control problem of a spherical tank, two model - free control methods are proposed. in the former method, the takagi - sugeno fuzzy model is used to tune the neuron controller gain. in the latter method, the model - free control method using the neural network model proposed for nonlinear plants is presented
針對具有非線性特性的球形容器液位受控對象,從增益自調整和非線性補償兩個角度,分別提出了兩種非模型控制方法,前者採用t - s模糊模型對神經元控制器的增益進行在線整定,後者使用本文建立的非線性神經元網路對球形容器進行非模型控制。On account of the uncertainty existing in the nonlinear ship responded model, we design a dynamic adaptive ship steering controller by using adaptive backstepping. after deducing the update law of the unknown constant, we choose the controller gains to guarantee the closed loop system and the control signal global boundedness
由於船舶非線性響應模型中含有未知常參數的不確定項,因此採用自適應backstepping的方法,選擇參數自適應調節律,設計動態的船舶航向控制器,實現在線控制。Crystal zirconium phosphate - phosphonate has the stability and regulity of interlayer floor of inorganic a - zirconium phosphate, they still have the designability of the organic group in the interlayer and adjustment of the ratio of organic and inorganic phosphorus acid, they are a kind of potential smart material, we can process molecule design and optimize filtration according to the requirement of goal reaction, we can prepare special ion - exchange, catalyst, catalyst supporters nonlinear optics compound, solid state proton conductivity and the intercalation complex precusor by introducing different active organic group or active center into the choice and stable framework of inorganic a - zirconium phosphate
有機?無機晶態混合磷酸鋯具有無機磷酸鋯的層板穩定性和規整性,同時具有層間有機基團的可設計性和有機無機磷酸混合配比的可調節性的特點,是一類很有潛力的靈巧材料,並且可以根據目標反應的要求進行分子設計和優化篩選,在無機磷酸鋯優良穩定的骨架上引入不同的活性基團或活性中心,可以制備出性能獨特的離子篩、催化劑、催化劑載體、非線性光學物質、固態質子導體和制備插層復合物的前驅物。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。Established the system of coordinates of roll testing, getting the parameters of equation of tooth face by solving the non - linear equations set ; according to the differential geometry and meshing principle, deduce the curvature parameters of tooth face and tooth profile, and get the parameters of instantaneous contact ellipse. emulate the contact trace and contact area of the working tooth face, and drawing the instantaneous drive ratio error curve
建立了克林貝格擺線齒錐齒輪嚙合分析的對滾模型,通過對非線性方程組的迭代求解,得到齒面方程的各個參數;由微分幾何和切齒嚙合原理推導了齒面上齒廓和齒線方向的曲率參數,得到了瞬時接觸橢圓的參數。根據設計參數和機床調整參數繪制了工作齒面的接觸軌跡和接觸區圖形,並求得了瞬時傳動比的誤差曲線。The propagation and control of soliton in nonlinear kerr optical lattice with harmonic modulation of refractive index are investigated analytically and numerically in this paper. and some innovative research results have been worked out. the forming conditions of lattice soliton from gauss beam and the two modes of its stable propagation are obtained for the first time
本文利用解析和數值方法研究了在具有橫向折射率周期性調制的克爾型非線性光學格子中孤子的傳輸和控制,做出了一些創新性的研究結果:首次得出了高斯光束形成格子孤子的條件和兩種穩定傳輸形式。Haken, the founder of synergetics, has used the oscillations of the parameters, which were called attention parameters in his nonlinear equations, to explain oscillations of perception. we introduce a logistic map subsystem to the art to create a vigilance - controllable mechanism. via it, the human ' s multi - fold ambiguous perception is successfully simulated. with the reciprocal development for decades in artificial intelligence ( ai ) and ann, the join up between them has become a great trend
協同論創始人haken的理論將多義感知現象用非線性方程注意參量的振蕩來解釋感知振蕩,我們提出用邏輯斯諦映射子系統來產生art注意參數振蕩,從而成功地實現了用art模擬認知的多義感知現象,這也為art提供了一種控制與調節注意參數的機制。Based on differential geometric theory, a novel nonlinear modulation strategy for multi - iii infeed hvdc systems to enhance the transient stability of ac system in the presence of large disturbances is presented in this paper
針對大擾動情形,提出了一種用於改善多機交直流混合電力系統(有多條直流線路落點于其中)暫態穩定性的非線性調制策略。The paper presents self - regulation factor fuzzy - pid controller and pid self - regulation fuzzy controller in order to control temperature lagging object and nonlinear object in taking - up device
針對熱風箱溫度滯后的控制和卷繞過程中的非線性控制,本文提出了自調整因子模糊? pid復合控制器和pid參數自調整模糊控制器。Under the same restriction of a universal sdr hardware platform, the demodulation of linear modulated waveform, continuous phase ( no - linear ) modulated waveform, and multi - carrier modulated waveform, are investigated. corresponding to those three modulation schemes, bust mode mpsk, omsk, and ofdm signals are taken as the examples to implement a multi - mode sdr receiver, and results are presented
本文在軟體無線電通用硬體平臺結構下,分析了線性調制方式、非線性連續相位調制方式和多載波調制的軟體接收機實現問題,分別以突發模式mpsk調制、 gmsk調制、 ofdm調制模式為對象,給出了具體的多模式接收實現方法和模擬結果。Such structure can be described with strict feedback system. motivated by vehicle cruise control, this paper investigates nonlinear robust control of strict feedback system and presents a lyapunov - based design method : dynamic surface control and proves the exponent stability and arbitrary small bounded tracking error of the closed loop system
本文在汽車巡航控制應用背景下,討論了嚴格反饋非線性系統的魯棒控制問題,給出構造性的非線性控制器設計方法: dsc ( dynamicalsurfacecontrol )魯棒控制器,並對閉環系統穩定性進行了分析,證明了調節問題的指數穩定性和任意有界誤差跟蹤性能。分享友人