模面 的英文怎麼說
中文拼音 [mómiàn]
模面
英文
die face-
In addition, all the system states are on the sliding hyperplane at the initial instant, the reaching phase of smc is eliminated and the global robustness and stability of the closed - loop system can be guaranteed with the proposed control strategy
此外,控制策略使得系統的初始狀態已經處于滑模面上,從而消除了滑模控制的到達階段,進而確保了閉環系統的全局魯棒性和穩定性。Kohler illumination was used in proximity lithography, and a fly ' s eye lens was adopted to form multi - point source in order to uniform the light intensity on the mask plane
摘要接近式光刻中一般採用柯勒照明系統,並採用蠅眼透鏡形成多點光源均勻掩模面的光場分佈。According to the structure of the final forging die, the flash groove is studied and coded into a separate sub - function. in order to split the upper and under dies, a sheet body of the separating surface is coded into a sub - function
根據鍛模設計要求,研究了分模面、毛邊槽的設計並編制了相應模塊;研究了鍛模參數的計算和鍛模實體的生成。There are two implementations for discrete reaching law, both has obvious strongpoint and limi - tations. so the two was synthesized. simulation results showed that the discrete vsc is easier to be implemented by computer control system, and go further in decoupling between chattering control and system dynamics, while the robustness is not so good as continuous time vsc
本文的另一項工作是在連續系統的基礎上,討論了離散時間變結構控制策略和抖振控制,針對控制量加速度不足,提出了離散趨近律的兩種實現方式,由於兩種實現方式同樣具有明顯的優缺點,因此將兩種方式結合起來,增加了兩個與滑模面平行的切換面作為系統在兩種方式之間切換的界限,並通過計算機模擬驗證控制效果。Variable boundary layer solution is applied to eliminate chattering on the sliding surface and pi speed identifier of mras is used to replace traditional speed sensor to monitor the speed
應用可變邊界層法削弱滑模面上的抖振,用模型參考自適應速度辨識器取代傳統速度傳感器監測電機速度。Associative taper plane reference point
相關的拔模面參考點The fractue experimental research of maraging 350 torsional rods
大型連桿分模面混晶及粗晶魏氏組織By combining the parameter smooth projection algorithm and the integral - type lyapunov design technology with the sliding mode design technology with boundary layer, the performances for the system to avoid the parameter drift phenomena, the chattering phenomena, and the controller singularity problem were improved
通過將參數光滑投影演算法,帶飽和層的滑模面設計技術以及積分型李雅普諾夫設計技術集成起來,使得演算法提高了系統在抑制參數漂移、抖振現象、控制器奇異等方面的能力。Contour smooth technique in cae - oriented die - face design for automotive panel
的汽車覆蓋件模面設計中零件邊界光順技術Method for generating additional surface in die face design of automotive panel
汽車覆蓋件模面設計中補充曲面的生成方法The integral operator is introduced such that the control system achieves a zero steady state error
滑模面中積分運算元的引入確保了閉環系統零穩態誤差的性能要求。By applying reaching law approach, the selected control law ensures that all trajectories starting off the manifold reach it in finite time and have low chattering in the sliding motion
引入趨近律方法設計控制律,有效的削弱了抖振並能保證系統在有限的時間內到達滑模面。Ill the time - varying sliding surface is obtained by rotating and / or shifting the initial sliding mode surface, and the existence of sliding mode with the time - varying sliding surface is proved
通過旋轉和平移初始滑模面得到一個時變的滑模面,並證明了在此滑模面條件下滑動模態的存在性。According to the requirement of die designing, the die parting face and the gutter is designed. by boolean calculation, the blocker, finisher, cut - off die and stripper are generated
根據鍛模設計要求,設計了分模面、毛邊槽,通過布爾運算,生成了預鍛模、終鍛模、切邊模實體和卸料板。The asymptotical convergence of the identifier is proved. a discrete variable structure control algorithm with time - varying sliding surface is developed for a class of second - order uncertain discrete systems
針對一類二階不確定離散系統,利用離散變結構控制系統所具有的滑動模態區,提出了一種具有強魯棒性的時變滑模面離散變結構控制方法。Activex automation, feature - based modeling, object - oriented, database, data structure, ole and template technologies were adopted in this system, and the software was programmed with delphi6. 0 and autocad2000 on the platform windows2000
為了實現上述模塊的功能,軟體綜合運用active automation 、特徵建模、面向對象、數據庫、數據結構理論、 ole和模板等關鍵技術,在windows2000平臺上,採用delphi6 . 0和autocad2000進行系統程序開發。An sm based identifier is presented to deal with the parameter identification problem for a class of parameter uncertain nonlinear dynamic systems with input nonlinearity. an smc algorithm is employed to ensure the global reaching condition of the sliding mode for the nonlinear system, and an identifier is designed to identify the uncertain parameters of the nonlinear system
論文的主要內容如下:針對一類相對于輸入為非線性的系統,設計了滑模變結構控制器保證非線性系統的全局漸近穩定,在此基礎上,考慮到系統運行在滑模面上時所具有的特點,提出了一種基於滑模變結構控制的參數辨識方法來辨識非線性系統的未知參數。The primary contributions of this thesis include : with respect to the requirements of domain knowledge modeling on the web, the author puts forwards a new method for domain ontology modeling, named domain knowledge ontology for web ( dkow ). based on the foundational theory of ontology, dkow integrates the methods of semantic network, object - oriented modeling and semantic data modeling
Dkow方法直接建立在本體論的基本理論之上,具有樸素的知識建模思想,是一種將語義網路的知識表示與面向對象邏輯建模、面向數據的語義建模有機地結合的方法,能夠有效地對領域結構、領域中的概念、概念的性質、概念間的關系等靜態知識進行建模和推理。The design strategy investigated is based on a sliding surface that only contains the error between the reference input wheel slip and the actual wheel slip. the design strategy uses continuous switching, in the form of a saturation or a ambrosino function, to reduce chattering in the system response
研究的設計策略基於只包含參考輸入車輪滑移率和實際車輪滑移率間誤差的滑模面,用飽和函數或ambrosino函數形式的連續切換函數來減小系統響應的抖動。Research on the q - switched large mode area yb - doped photonic crystal fiber laser
大模面積光子晶體光纖激光器研究分享友人