simulation equation 中文意思是什麼

simulation equation 解釋
模擬方程
  • simulation : n. 假裝;模擬;裝病,裝瘋;【生物學】擬態,擬色。
  • equation : n. 1. 平衡,均衡;平均,相等。2. 【數學】方程式,等式。3. 【天文學】(時)差;均分,等分。4. 【化學】反應式。
  1. The last part of this paper designed a simple three - dimensional proportion homing rule according to three - dimensional opposite equation of motion of missile - target. and the simulation of the big - loop of terminal guide, control and motion was given

    最後根據導彈?目標的三維相對運動方程設計了一種簡單的末端三維比例制導律,並對導彈的末制導、控制以及運動大迴路進行了綜合模擬。
  2. A experienced equation which is summarized by many experiments is used to determine the number of mesosphere nerve cell and a sort of new square - sum function of errors is adopted. its characteristic is that weight errors of possible exceptional point is less. accordingly, the effect of errors of possible exceptional point is reduced, which make actual function relation simulation easier

    本系統針對bp演算法的局限性,給出了一種優化的bp演算法,採用經過大量實驗總結出的經驗公式來確定隱層神經元的個數,並選取了一種新的誤差平方和函數,該函數的特點是對一些可能的異常點的誤差權值設計的較小,從而降低了異常值誤差帶來的影響,便於模擬出真實的函數關系。
  3. Using matlab and its add - ons simulink, through establishing simulation maths model, the paper integrates open chain vector equation ( describing motion restriction ), numerical value simulation ( computing velocity and displacement while given acceleration ) and matrix algebra, etc. to accomplish dynamic simulation for the robot and verifies the results for kinematics of the robot using analysis method, and it establishes foundation for following study for the robot such as kinetics, control, etc

    利用matlab及其附加軟體simulink ,通過建立模擬數學模型,綜合開環矢量方程(描述運動約束) 、數值模擬(在加速度已知時計算速度和位移) 、以及矩陣代數等來完成機器人動態模擬,對所研究的機器人運動學分析結果進行驗證,結果基本一致,為機器人的后續研究,如動力學,控制等奠定基礎。
  4. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。
  5. Thirdly, multimode - coupling phenomena in cylindrical geometry was analyzed by the simulation. the growth of every mode and its harmonic was qualitatively compared well with the solutions of mode - coupling equation. fourthly, the rt instability in cylindrical and spherical geometries was calculated during an implosion

    第三,利用lared一s程序模擬柱幾何中rt不穩定性的多模禍合問題,對各個模及其高次諧波的變化進行了分析,並且與模藕合方程的解定性地進行比較,結果符合得較好。
  6. It also roundly researched the solution of the helmholtz equation in the circumrotating ellipsoidal coordinates, and discussed how to calculate the solution of the electro - magnetic field in the circumrotating ellipsoidal coordinates using special functions, and researched circumrotating ellipsoidal cavity ’ s latent value and quality parameter using arithmetic simulation, finally we compared the ellipsoidal cavity with the spheriform cavity. the main content of this thesis are as following : 1. calculated the distribution of the electro - magnetic field inside the ellipsoidal cavity based on maxwell equations and boundary conditions, and confirmed the syntonic mode inside the ellipsoidal cavity using arithmetic methods

    本文從maxwell方程及其邊界條件求解出橢球腔內的電磁場分佈,較為全面的研究了旋轉橢球坐標系下赫姆霍茲方程的解的問題,討論了用特殊函數來求解旋轉橢球坐標系下電磁場的解,並通過數值模擬研究了旋轉橢球諧振腔的本徵值和品質因數,並和球形諧振腔做了比較,主要內容為: 1 .用maxwell方程及其邊界條件求解出橢球腔內的電磁場分佈,並且分析了橢球腔內的諧振模式。
  7. A spatial deployable truss structure was studied by the ways of multibody dynamics. the equation of multi body dynamics was set up with the lagrange multiplier method and the dynamics simulation models of deployable truss structures were built by adams and i - deas

    空間展開桁架結構屬于多體動力學研究范疇,本文利用lagrange乘子法建立多體動力學方程,通過adams和i - deas建立空間展開桁架的多體動力學模擬模型,進行模擬計算。
  8. In this thesis, one cycle controlled switching power amplifier is analyzed detailed in theory and researched in simulation and experiment. main work and conclusion are described below. first, the basic structure and operational principle of one cycle controlled half - bridge and bridge circuit are analyzed, and control equation are deduced

    主要工作和結論如下:首先,對單周控制的半橋和全橋開關功率放大器的基本結構和工作原理進行了分析,推導了具體的控制方程,建立了單周控制的全橋開關功率放大器的小信號模型。
  9. Based on historic radiosonde data of changchun city, jilin province and xian city. shanxi province and on the typical model of profiles of cloud liquid water content for stratiformis, the coefficients of retrieval equation are obtained as the functions of height for each month from april to july in the two cities. furthermore, we explore the internal physics signification of retrieval coefficients ' distributing according to every month and have comparisons between the two cities. then the numerical simulation tests of the accuracy of retrieval results are given : the statistical relative deviation of retrieved values of l to the simulated " trues " on the ground is 15 - 25 % and that at altitude of 6km is 5 - 10 %, that means the retrieval method and implementation of the method are applicable to processing measurements of an airborne radiometer made in china recently

    本文介紹機載對空微波輻射計探測雲中路徑積分液態水含量( l )的輻射傳輸原理和反演方法;根據吉林省長春市和陜西省西安市的歷史探空資料和典型的層狀雲液水垂直分佈模式,得到這兩個地區4 - 7月各月的隨高度而變的反演公式及其系數的表達式;探索了和反演系數有關系的大氣的影響,並在各個月份之間進行了比較分析;給出了反演誤差的數值模擬檢驗結果:在地面反演值對『真值』的統計相對偏差是15 - 25 ,在6公里高度處為5 - 10 ,表明該方法已具有實用可接受的精度。
  10. With the development of the network and the multi - processor system, the research, simulation and the impemeni of the system - level fault diagnosis which is the very important means to increase the reliability of the system, are becoming more and more important. on the system - leve1 fault diagnosis, based on the group theory of system - level fault diagnosis that has been put forward by pro f zhang, the paper constructs newly the theory bases, improves on the matrix method, reinforces and consummates group arithmetic of all kinds of test mode, for the first time, analyses and discusses the equation solution of all kinds of models, so al1 the consistent fault patterns ( cfp ) could be found, straightly and high efficiently, even if the sufficient and necessary condition of t - diagnosable is dissatisfied and the complexity of system - level fault diagnosis is greatly decreased, especialy in strong t - diagnosabl6 system. last the simulation system ' s function has been extended and the application hotspot and the development trend have been disscussed

    本人在張大方教授等人提出的基於集團的系統級故障診斷的理論基礎上,重新構建了系統級故障診斷的理論基礎,定義了系統級故障診斷測試模型的三值表示;改進了系統級故障診斷的矩陣方法,重新定義了測試矩陣、鄰接矩陣、結點對、結點對的相連運算、極大準集團和斜加矩陣,由此能直觀、簡便地生成集團和極大獨立點集;補充和完善了各類測試模型的系統級故障診斷的集團演算法,通過定義集團測試邊和絕對故障集,簡化了集團診斷圖,由此能較易地找到所有的相容故障模式,即使不滿足t -可診斷性,大大減少了系統級故障診斷的復雜度,尤其是對強t -可診斷系統;首次分析探討了各類測試模型的方程解決,由此從另一角度能系統地、高效率地求出所有的相容故障模式( cfp ) :擴充了系統級故障診斷模擬系統的功能,快速、直觀和隨機地模擬實驗運行環境,進行清晰和正確的診斷,同時提供大量的實驗數據用於理論研究,優化演算法和設計。
  11. On the basis of experiment, by using the exponential viscous model, a flow constitution equation of the pattern material ( w ax stock ) used in investment casting has been established. by applying it to the n umeric al simulation system, the numerical simulation on die - filling process of the fus ible pattern material ( wax stock ) used in investment casting has been successfully realized

    在實驗基礎上,採用冪律粘度模型建立了熔模鑄造用模料的流動本構方程,將其應用到數值模擬系統中,成功地實現了對熔模鑄造用模料充型過程的數值模擬。
  12. As the hard core of this paper, this chapter gives a frame which will help us to understand the new economic evaluation method of oil - gas projects better at first, then discusses the binomial model and the parameters estimating methods of abandon real options in the exploring phase, the partial differential equation model and the parameters estimating methods of the shut - down real options in the developing phase respectively. in the course of ascertaining the parameters estimating methods, this chapter discusses the application of a mathematic method - the monte carlo simulation in this article particularly

    做為全文的核心,先提出勘探項目經濟評價新方法研究的總體框架,然後具體討論確定勘探階段放棄期權的二叉樹實物期權模型與參數確定方法、開發階段停啟期權的偏微分實物期權模型與參數確定方法,在參數確定過程中,詳細闡述了蒙特卡羅模擬這一數學工具在本論文方法中的應用;第五,案例分析及方法應用探討。
  13. First, in virtual of identification of flaws is a typical of in - verse problems, proceeding from time - harmonic electromagnetic maxwell ' s equa - tion and helmholtz equation, the uniqueness and existence of direct scattering problems including the numerical algorithms of diverse of boundary conditions is given. second, the uniqueness and existence of inverse scattering problems and the theory of ill - posed integral equation are briefly looked back upon. finally, indicator function method for boundary identification is set up under all kinds of boundary conditions for inverse scattering of homogenous and inhomogenous objects, meanwhile, the proof of possibility for near - field measurements and nu - merical simulation are given

    由於缺陷的識別是一類典型的反問題,因而首先從時諧電磁maxwell方程和helmholz方程出發,具體地闡述了求解正散射問題的有關方法,包括各種(夾雜)邊界條件下的數值解法,就解的存在性唯一性給予了肯定的回答;隨后對逆散射問題的理論作了簡短的回顧,包括解的唯一性以及非線性不適定積分方程的處理等;然後對均勻介質和非均勻介質的逆散射問題建立了在各種邊界條件下的邊界識別的指示函數方法,鑒于近場數據獲得的重要性,對近場測試時邊界識別的方法給予了相應的證明,並且實現了數值模擬。
  14. Coal - water slurry is a new type of clean fuel as a replacement for oil. this paper introduces the tests of maoming no. 2 oil - fired 220 t / h utility boiler being retrofitted to fire coal - water slurry, including slagging tendency, heat transfer performances and pollutant emissions. firstly the k - ? two - equation turbulence model is used in numerical simulation for the side - air burner, compared with the practical measures and tests, good accordance achives

    水煤漿是一種低污染、高效率、流動性強的代油新型清潔燃料,本文針對廣東省茂名熱電廠2 #油爐改燒水煤漿示範工程,對鍋爐改造后的結渣特性、爐內傳熱特性和污染物的排放特性進行了試驗研究。
  15. Then according to the radar equation, on the base of the platform of ray tracing, builds a simulation platform of backscatter ionogram

    然後根據雷達方程計算返回散射能量,在射線軌跡平臺的基礎上,建立了返回散射電離圖模擬平臺。
  16. The azeotropic distillation of the system acetic acid - water - azeotropic agent ( isopropyl acetate and butyl acetate ) is simulated. due to the non - ideal behavior, nrtl - hoc and uniquac - hoc model is used to depict vapor - liquid phase equilibrium behavior of this system. concerning the liquid in the decanter, the stability is checked by tangent plane stability analysis, and the initialization of phase splitting calculation is produced. a good estimate of the phase fration is gotten by successive substitution with newton ' s method, and every component of two phase is gotten by mass equilibrium equation. finally, the solution of this equation is produced with successive substitution calcultion. the naphtali - sandholm method is used to simulation of azeotropic distillation. by virtue of this combined calculation method, the simulation is begun with operational data as basical data. the results of simulation accord with the operating data, which proved that the combined calculation method is credible

    該體系具有高度非理想性,氣液相平衡模型採用nrtl - hoc和uniquac - hoc模型,採用切平面判據法對進入分層器中的液相進行液相穩定性測試,提供液液相分離計算的初值,再結合牛頓拉夫森迭代法運算求得相分割系數,根據物料衡算求出各相組成,循環迭代可求得分層各組分數據,共沸精餾模擬計算採用那夫塔列-山德荷姆全變量迭代演算法。
  17. With the basic theory of air buffer, aiming to the key segment for modeling - flow equation and gas buffering process, theoretical analysis with experimental data is helpful to realize the modeling and simulation research. 3

    介紹了氣動緩沖的基本理論,通過機理分析建立了被研究對象的數學模型,針對建立精確數學模型的關鍵環節? ?流量方程和氣動緩沖過程,提出機理分析與實驗建模相結合的建模方法,並進行了模擬和實驗研究; 3
  18. Finally, through the empirical datum union with the simulation datum, obtains the ballistic limit equation with the method of multiple linear regressions, and to the fitted equation carries linear relations significance test

    最後,通過已有的實驗數據結合數值模擬得到的數據,用多元線性回歸的方法得到擬合的撞擊極限方程,並對擬合出的方程的線性關系進行顯著性檢驗。
  19. In this paper, river water quality prediction is integrated with water pollution control measures. two parameters, water environmental capacity and pollution index are selected for pollution control measures. the objective is achieved after the development of simulation model using one - dimensional advection dispersion equation. the model algorithm and computer program is an improvement over the existing water quality models, since the model solution involves four point implicit upwind schemes for water quality prediction and pollution control measures at each grid point. model simulation results the assessment of water environmental capacity that yield the acceptable and realistic pollutants concentration in order to maintain water quality objectives. the pollution and overall pollution index of the river is suggested for integrating number of contaminants variables into one index. study provides the mathematical and scientific procedure for water quality management. the new approach is helpful for the water pollution control and to study the impacts of waste effluents on the river system for strategic planning purposes

    本文將水質預測及水污染控制措施有機地結合,選取水環境容量和污染指數作為水污染控制的參數.這樣,一維對流-擴散水質方程的求解除就是實現本研究目的的關鍵.本研究採用的模型在現有的水質模型基礎上有所改進,因為其採用四點隱格式對水質進行預測,推求可接納污染物的環境容量值及為保證水質而限定的污染物濃度值,從而制定相應的水污染控制措施.為整體考慮各種污染物的情況,建議採用河流的污染指數進而推求綜合污染指數.總之,本研究為水質保護提供了科學的計算方法,該法對水污染控制及污水對河道水質的影響是實用有效的
  20. Numerical simulation equation of two - dimensional large eddy current and its solution

    數字式軸向柱塞泵
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