比例模型模擬 的英文怎麼說

中文拼音 [bǐlìmóxíngmónǐ]
比例模型模擬 英文
scale-model analog
  • 比 : Ⅰ動詞1 （比較; 較量高下、 長短、距離、好壞等） compare; compete; contrast; match; emulate 2 （比...
  • 模 : 模名詞1. （模子） mould; pattern; matrix 2. （姓氏） a surname
  • 擬 : 動詞1. （設計; 起草） draw up; draft 2. （打算; 想要） intend; plan 3. （模仿） imitate
  • 比例 : 1. （長度上縮小和放大的倍數） scale; scaling 2. （比率） proportion; ratio; proportionality
  • 模型 : 1 （仿製實物） model; pattern 2 （制砂型的工具） mould; pattern3 （模子） model set; mould patter...
  • 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
  1. This section essence shrinks the proportion is 1 : 43 simulation model vehicle the east wind - 11 short distance trajectory guided missile truck which develops voluntarily by our country, may mobile launch carries the system is a prototype, the chassis and the missile are the alloy manufacture, the missile may take out from the discharger or revolves along with the discharger to each angle, all vehicle doors may open, the rubber tire may rotate, the zero number of articles approaches 200

    此款精縮比例為1 : 43的模擬模型車以我國自行發展、可機動發射的東風- 11短程彈道導彈車載系統為原型，車體及導彈為合金製造，導彈可以從發射架上取出或隨發射架旋轉至各個角度，所有車門均可打開，橡膠輪胎可以轉動，零件數接近200個。
  2. The main substance of the part is the designing of four types of fuzzy controller : fuzzy controller of pd type, fuzzy controller of pd type - proportion multiple controller, fuzzy model reference learning controller and double stage fuzzy controller, and made emulation study of their controlling fruitage

    這部分的主要內容是設計了pd型模糊控制器、 pd型模糊-比例復合控制器、模糊模型參考學習控制器和二級模糊控制器等四種模糊控制器，並對它們的控制效果進行了模擬研究。
  3. The effect of reynolds number on rudder hydrodynamic performance is also analyzed. up to the stall angle the computed lift and drag agree well with measurements and other author ' s calculations, whereas stall angle, lift and drag beyond the stall angle are slightly under - predicted. the solver is used to investigate laminar and turbulent separated flows around a 6 : 1 prolate spheroid at high incidence angles and their effects on hydrodynamic forces

    應用所開發的求解器，以naca0015翼型舵為算例計算了船舵在不同雷諾武漢理三;大學博士學位論文數下大舵角范圍內的三維粘性流場及水動力，成功地預報了舵的失速角和最大升力，並初步探討了雷諾數對舵水動力的影響;計算結果與現有試驗和計算數據比較，吻合程度相當好，初步檢驗和驗證了該求解器精確模擬粘性流動和計算水動力的能力。
  4. In the end of this thesis, on the basis of the mathematical model, three segments of trajectory : the vertical turn, the pn guidance and the direct lateral force control in terminal trajectory are simulated. the results show that with the direct lateral force control reduces in terminal trajectory, the miss - distance is reduced and the precision is improved

    4 、論文最後根據前面建立的數學模型，對防空導彈垂直轉彎段、比例導引段以及末端直接力控制段進行了模擬計算，結果表明進行末端直接側向力控制可以有效減小攔截目標時的脫靶量，提高命中精度。
  5. And the system ' s functions include transporting, warehousing, loading, machining and distributing. secondly, on the base of analyzing relative information in logistics deciding and describing data relations, the technology of cals ( continuous acquisition and life - cycle support ) is selected to manage database, at the same time, some advance techniques of information analysis are put forward in order to get a across - the - aboard and integrated information support. thirdly, according to the system ' s functions, six mathematics models are set up, and the general way to using these models deciding is also gain

    首先描述了系統的組成要素，界定了系統功能（運輸、儲存、裝卸搬運、流通加工、配送） ，給出了系統總體框架；第二，在物流決策信息分析及3pldss數據關系描述的基礎上，選擇cals技術對數據庫進行管理，同時採用先進的信息分析技術為物流決策提供全面、完整的信息支持；第三，根據系統擬實現的功能開發模型庫，建立了六種數學模型，並給出使用模型決策的一般方法；第四，通過3pldss的人機交互系統實現與用戶對話；最後給出了一個比較成功的案例以說明信息系統對于第三方物流的巨大作用。
  6. On the base of the numerical simulation of unsteady viscous flows, the characters of the static aeroelastics and flutter for the wings are researched. some examples, simulating the steady and unsteady transonic ( and subsonic ) viscous flows around onera m6 wing, are given in this paper

    以oneram6機翼為算例，分別對其亞、跨音速定常及非定常粘性繞流狀態進行了數值模擬，並運用b - l和j - k兩種湍流模型計算結果和實驗數據進行了對比。
  7. Abstract : this paper studies the structure, function and realization of ceramic / metal gradient thermal barrier coatings dynamic design software by combining the conceptions of thermal barrier coatings ( tbcs ) and functional gradient materials ( fgms ). through a typical example, it compares and analyses the simulation results of temperature field in the multiplayer gradient cylinder model calculated by analytical method, finite difference method and finite element method

    文摘:結合熱障塗層和功能梯度材料的概念，研究陶瓷/金屬梯度熱障塗層動態設計軟體的結構與功能及其實現過程.通過具體的例子，對多層圓筒模型的溫度場的解析解、差分解及有限元解的模擬結果進行了比較及分析
  8. In this paper, the author combines the theory analysis with the experiment research method, and discusses the seismic behaviours, 3d elaborate finite element analysis and simplified model analysis of a kind of multi - function tall building - " sub - shearwall supported by frame ", which is applied widely today. the main contents are as follows : in order to observe the failure process and the earthquake response of the complex structure, and to analysis the seismic behaviour of the structural system and structural members, a 1 / 20 cement mortor model of a complex tall - building which is about to be built was producted and the shaking table test of this model under 26 sorts of earthquake loads was made. using sap2000 finite element analysis program, a 3d analysis model was built in computer, and the elastic time - history analysis of the model was done

    本文採用理論分析和試驗研究相結合的方法，研究了目前應用較多的綜合性大廈? ?框支分區剪力墻高層商住樓的抗震性能及空間精細分析和簡化分析方法，主要內容為以下幾方面：對一擬建的復雜高層建築結構，採用1 20比例的空間整體模型，進行了26種工況下的模擬地震振動臺試驗，觀察了結構的破壞過程和地震反應，分析了結構及構件的抗震性能；建立了結構的精細空間模型，利用sap2000n大型有限元分析程序對結構進行了彈性時程分析；通過有限元分析與試驗結果的對比，對結構的抗震性能和抗震能力做出綜合評價，認為該結構由於轉換層上部去掉部分樓板，既可滿足建築設計的通風、採光等要求，又可達到協調結構轉換層上、下樓層抗側剛度的效果，是一種較理想的有多道抗震防線的結構型式。
  9. Comparing and analyzing the synchronous control strategy, which brings up the new method to control the double un - symmetry jars proceed synchronously with the combination of proportional valve and servo valve, which forms closed loop control ; basing on the above methods, models are made to get mathematics models of position control system and to analyze system model theoretically by using pid controller, we can realize regulating parameters, minimizing synchronous errors and enhancing the dynamic performances ; the simulink tool box in matlab software is used to imitate the system according to the model, which not only makes the result visual and easy to adjust the parameters in interactive way but also lets us understand the effects of different parameters and optimizes the dynamic properties. the theory of plc control in dshp is discussed after advanced understanding of the system movements. hardware design and general regulation are given on the base of siemens company products s7 - 200 plc

    本文根據大量的國內外文獻，對研配液壓機的工作原理及設計結構進行了簡介；對位置同步的控制方法進行了比較分析，提出比例閥和伺服閥復合控制的閉環結構來對非對稱雙缸進行同步控制電液比例同步控制方案；在此基礎上著重對比例閥控非對稱缸建模，最後得到位置控制系統的總體數學模型，從理論上對同步系統動態特性進行了分析，並用pid控制器進行參數整定，減小雙缸同步誤差、提高系統的動態響應性能；其中控制性能的分析藉助于matlab軟體中的simulink工具箱，由已建立的數學模型形成模擬模型，得到可視化的模擬結果，從而利於交互方式下調整參數，了解不同的參數對系統的影響，優化同步系統的動態性能；在深入了解系統的動作特性后，對plc控制研配液壓機的原理進行了探討，針對siemens公司s7 ? 200型plc給出了硬體設計的總體規劃，編制出研配液壓機動作控製程序，在編程中著重研究位移傳感器與plc的通訊、雙缸同步運行的pid控制在plc上的實現及bcd碼撥盤輸入程序的植入問題。
  10. An experiment of the scaled down fmv forging process is carried out under the conditions of different high reduction and different speed of upper anvil in order to verify the redeveloped deform3d, the constitutive relation inserted in deform3d and the material constitutive parameters

    根據大型汽輪機轉子的實際鍛造過程，完成了幾種不同的壓下量和變形速度的按比例縮小的fmv拔長工藝模擬試驗。
  11. In the second part of this paper, it makes a detailed analysis among fluid - model - based, smith - principle - based and two - pd - controllers - based by comparing to the method and application of control theory. then it gets the laws to keep the control loop stable. in order to analyze the dynamic and transient characters, three congestion control algorithms mentioned above have been carried out in the nist atm network simulator and the successful outcomes are brought out

    本論文對atm網路abr業務擁塞控制的控制理論演算法進行了總結，簡要分析了其優點和缺點；運用控制理論的分析方法和觀點對基於流體控制模型、史密斯預估控制模型和雙重比例微分控制模型三種擁塞控制演算法加以具體的分析，從而分析了怎樣確保控制環的穩定性；在nistatm網路模擬軟體中嵌入以上三種擁塞控制演算法，從而對演算法的動態和瞬態特性進行模擬分析，以此證明控制演算法的有效性；最後提出了今後atm網路abr業務擁塞控制演算法的發展趨勢。
  12. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault ， researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system ， a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows ： this paper compared some existing methods in excitation control ， fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 ， indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which ， discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations ， made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations ， which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations ， there were several very important parameters of power system - - rotor angle ( ) ， rotor speed ( ) ， generator q axis voltage ( eq ) ， transient voltage ( e ' q ) ， active power ( pe ) ， mechanical input power ( pm ) ， valve opening ( ) ， generator terminal voltage ( vt ) ， based on the model ， nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault ， which achieved better postfault regulation compared with another two routine methods ， one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上，詳細介紹了dfl理論，通過比較闡明了dfl理論其本質是逆系統方法的一類，並結合具體課題推導出的模型方程將dfl理論進行了擴展，使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程，此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ，在此基礎上建立了實用的電力系統簡化的數學模型，並將擴展的dfl理論應用於此模型系統，結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器，通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門（考慮發電機的飽和因素）進行了對比，證實了採用此種控制器可以有效地提高電力系統的暫態穩定性，並且在電力系統遭受小干擾時同樣具有良好的調節性能。
  13. Based on visual rice growth models ( vrgm ) and with rice tillering as examples, the back - propagation artificial neural networks ( bp ) and radial basis function networks ( rbf ) were established to simulate the rice growth and to compare with statistical model and dynamic model

    3 、在研製可視水稻生長模型的基礎上，進一步利用人工神經網路bp模型和rbf模型，對水稻生長進行了模擬與模擬。並以水稻群體莖蘗動態為例，與水稻群體分蘗的統計模型和動力學模型進行了比較。
  14. According to the case that the macrocosmic system is nonlinear and lack of testing data, the improved forecasting methods are proposed such as fuzzy exponential smoothing forecasting, center approaching gray prediction and the local multiple regression fuzzy ( lmrf ) model based on takagi - sugeno fuzzy logical system. these improved methods are applied into the forecasting instances. the prediction accuracy of the stimulation result is testified and the improved forecasting methods are proved much better than conventional forecasting methods

    本文從宏觀角度和基於區域交通流小樣本數據的實際情況，提出了改進的模糊指數平滑預測和中心逼近式灰色預測方法，建立了基於takagi - sugeno模糊邏輯推理的局部多元回歸模型（ lmrf模型） ，並進行了實例預測模擬，實例模擬結果表明改進的預測方法比傳統的預測方法精度提高了好多倍。
  15. The design of high - voltage circuit based on pwm technology is briefly described. the closed - loop current control theory using analog instruments is fully discussed, followed which is that using digital instruments. it is an important part that the hardware and software design of the single chip - two arms and two chips - two arms current control circuits with a new chip applicable to digital current control system

    簡單介紹了基於開關電源技術的高壓電路設計；詳細講述了模擬穩流電源的閉環穩流原理，並在此基礎上討論了利用數字電路實現穩流的原理及可能性；選擇出適合數字穩流系統的新型晶元，完成了單片雙路穩流系統、雙片雙路穩流系統的軟硬體設計；給出了一種簡單易實現的比例?積分控製程序。
  16. The modal analysis and pseudo dynamic test of the twenty - story building with 1 / 3. 2 scale is the first and the largest size in the same testing field in china by now

    本課題進行了12層1 3 . 2比例模型房屋的模態試驗和擬動力試驗，這是迄今為止國內首次對該結構類型進行的擬動力試驗、也是同類試驗中模型最大的。
  17. In addition to prove the correctness of those optimal parameters, a large - scale shaking table model testing with tmd seismic decrease equipment is conducted. through the testing a conclusion can be achieved that those parameters we putted are right by analyzing the testing results

    對所提出的優化的tmd減震裝置參數進行了一個大比例模型的模擬地震振動臺試驗研究，通過對試驗結果的分析驗證了理論的正確性。
  18. On background of actual data during agglomeration process in a steel plant, this thesis discusses how to use hybrid material regression, parameter design and computer software technology to carry through computer emulation operation, based on building mathematics model of rotating drum index and compounding material proportion of agglomeration mine, so that an effective way to raise rotating drum index could be found

    本文以某鋼廠燒結工藝過程的真實數據為背景，探討如何運用混料回歸、參數設計和計算機軟體技術，在建立轉鼓指數與燒結礦配料比例數學模型的基礎上，進行計算機模擬其運算，從而達到提高轉鼓指數的有效途徑。
  19. In this paper, load carrying mechanism, lateral displacement, and design and calculation procedure of lightweight frame structure of multi - ribbed wall panel are studied with chief achievements as follows : based on the test, which a ten - story building model of lightweight frame structure of multi - ribbed wall panel with ratio 1 : 3 is studied though the pseudo - dynamic test, the wall is considered as a plane compound substructure, and space frame - plane compound substructure computational finite element model is given

    本文就密肋壁板輕框結構在彈性階段的受力機理、設計計算方法及側移進行了探討。主要完成下列工作：在10層密肋壁板輕框結構1 / 3比例房屋模型擬動力試驗研究的基礎上，將墻板視為平面復合子結構，建立空間框架? ?平面復合子結構有限元分析模型，對1 / 3比例房屋試驗模型進行數值分析。
  20. The testing contents are as follows : 1. eight rc columns were tested first under cyclic lateral force and a constant load equal to 20 % of the column axial load capacity. the main parameters considered were the type of frp jacket and peak drift ratio where the lateral loading was interrupted

    本學位論文針對上述問題開展了較為系統的研究，主要開展了以下工作: 1 .完成了8個大比例模型柱的製作和加固，並對其在控制位移下進行了擬靜力試驗。
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