擬調和方程 的英文怎麼說

中文拼音 [nǐdiàohéfāngchéng]
擬調和方程 英文
quasi-harmonic equation
  • 擬 : 動詞1. （設計; 起草） draw up; draft 2. （打算; 想要） intend; plan 3. （模仿） imitate
  • 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...
  • 和 : 和動詞（在粉狀物中加液體攪拌或揉弄使有黏性） mix （powder） with water, etc. : 和點兒灰泥 prepare some plaster
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 程 : 名詞1 （規章; 法式） rule; regulation 2 （進度; 程序） order; procedure 3 （路途; 一段路） journe...
  • 調和 : 1 （配合適當） be in harmonious proportion 2 （調解） mediate; reconcile 3 （妥協） compromise; m...
  1. Because it is impossible to adjust the air bearing absolutely balance, the difference between mass center and rotation center must lead to a notable gravity disturbance torque. in the process of identification, modeling and identification of gravity disturbance torque is considered, and an extended kalman filter is educed for identifying air bearing inertia matrix and gravity disturbance torque, and then the algorithm is validated

    由於氣浮臺平衡調試方法和手段的限制，實驗過程中氣浮臺質心與轉動中心有一定的位置偏差，必將導致較大的重力干擾力矩，在辨識演算法的推導過程中，重點考慮了重力干擾力矩的建模和參數辨識問題，推導了氣浮臺的轉動慣量和重力干擾力矩辨識的擴展卡爾曼濾波演算法，並對演算法進行了數學模擬和全物理模擬驗證。
  2. Multithreading and message drive mechanism is applied to simulate the intercurrent and schedule of the multitask in power distribution system, which builds the foundation of the development based on real - time operation of the project. at the same time, the software deals with the real - time data by the means of memory database and uses the thread security class to maintain the data ' s integrity

    利用windows的消息驅動和多線程機制模擬了配電系統中多任務的並發和調度過程，為課題在嵌入式實時操作系統下的開展打下了一定的基礎；同時，對系統中大量實時數據則採用內存數據庫管理方式，並利用線程安全類來保證讀取數據的完整性。
  3. It is demonstrated that the solution for 141 000 order normal equations for a simulated astro - geodetic network ( 47 057 points ) and a space one ( 476 points ) iterates 4 993 times to converge to 1 10 - 18 second, taking 28 min and 47 seconds, on a pii / 233 computer, showing over 40 times more efficiency, as compared with the coefficients unadjusted

    利用模擬的天文大地網（ 47057點）和空間網（ 476點）在pii / 233微機上解算14 . 1萬階方程組共迭代4993次（收斂至1 10 - 18角秒） ，花費機時28分47秒，與未進行系數調整相比，功效提高40多倍。
  4. 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。
  5. Base on the data collected from the field investigations, we analyzed the static life table, age structure, spatial distribution patterns of the populations of e. chloranthoides. we further studied the intraspecific competitions within the species and the interspecific competitions between the species and other concomitant species in the communities. with the helps of the logistic equation, leslie ' s matrix and the average moving law method we simulated and estimated the population dynamics of this endangered plant species

    本研究以縉雲衛矛為研究對象，通過對三個種群的野外調查，研究和分析了縉雲衛矛的種群年齡結構、種群空間分佈格局及種內和種間的競爭關系，並利用logistic方程、 leslie矩陣及移動平均法模擬和預測了三個種群的數量和結構動態，在此基礎上分析了造成縉雲衛矛瀕危的原因，提出了相應的保護措施，旨在為縉雲衛矛的保護提供理論依據。
  6. My research paper can be divided into five parts : i. practical mathematical models have been derived and equations are also derived ( includes field excitation system, governing system ), which are used in generator three phases short circuit and by adding large loading. ii. simulation of the generator ' s shunt - wound run

    發電機組實用數學模型的推導（包括勵磁系統和調速系統） ，並由此推出了用於發電機三相突然短路和突加異步電機大負載模擬的差分方程；並進行了突卸負載、突加負載時調速系統的模擬過程； 2
  7. This dissertation investigates both existence of traveling wave solutions for delayed reaction diffusion systems and lattice differential equations, and global attractor of spatially discretized fitzhugh - nagumo equations with dirichlet or neumann boundary conditions. for delayed reaction diffusion systems, the existence of traveling wavefronts in diffusive and coorperative system with time delays is provided, firstly ; the monotone iteration scheme, together with upper - lower solution technique, is applied to establish the existence of traveling wavefronts of delayed reaction diffusion systems with some zero diffusive coefficients. secondly, schauder fixed point theorem is applied to some operators to prove the existence of traveling wave solutions in a properly subset equipped with exponential decay norm, which is obtained from a pair of upper and lower solutions for delayed reaction diffusion systems with non - quasimonotoiiicity

    對于時滯反應擴散方程，我們先利用吳建宏和鄒幸福[ j . dynam . diff . eqns2001 （ 3 ） ]中的主要定理來研究時滯競爭擴散lotka - volterra系統波前解的存在性，給出了這個定理在非線性項滿足弱擬單調條件（ qm * ）時在系統情況中的應用；並利用單調迭代方法和上、下解技術，對于具有部分零擴散系數的時滯反應擴散方程建立波前解的存在性定理，對于具有部分零擴散系數的時滯反應擴散方程建立波前解的存在性定理。
  8. Due to the incompleteness of model library and uncertainty of modeling knowledge, qualitative compositional modeling is a process of " generate and test " during which the composed model must be modified and improved. there are two separate sub - tasks about cm, model composition and model simulation, which communicate with each other through qualitative differential equations ( qde )

    定性模型的特點，決定了定性組合建模是一個需要重復調整和完善的迭代過程，建模與模擬是通過定性微分方程相關聯的兩個子任務，建模是模擬的基礎，模擬是對建模結果的檢驗。
  9. 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。
  10. This article uses fixation swatch founding for second - class investigation to obtain character of 207 sample trees, by which mathematics model of ground diameter volume table of chinese fir were deduced by regressing and imitating with five of equations respectively, and used unitary and binary volume tables of timber respectively to reckon an unitary ground diameter volume table, then compared the two ground diameter volume tables, so that a ground diameter volume table of chinese fir in yanping district was compilated to satisfy essentially the precision demand of forestry production, and to serve forestry production

    摘要利用二類調查布設的固定樣地，收集207株樣木調查資料，分別採用5個方程進行回歸擬合，選出杉木人工林地徑材積表的方程模型，利用一元材積表和二元材積表導算編制一元地徑材積表，並進行比較，結果表明二元材積表導算地徑材積表的方法精度較高，基本滿足林業生產所需精度要求，可以提供林業生產服務。
  11. In this article, simulations of air distribution in the vav air - conditioned office are carried out in the cases of different air - supplying diffusers including slot diffuser, sqaure grille, bar grille and square diffuser to supply air, the standard three - dimensional k - ? two - equation turbulence model with correctional item of buoyancy effect and simple algorithm are adopted, and wall function method is used to handle boundary conditions

    本文採用經過浮升力項修正的-兩方程模型和simple演算法，應用壁面函數法處理邊界條件，對利用包括條縫風口、方型百葉風口、長條型百葉風口和方型散流器不同型式送風口送風的變風量空調房間內的氣流組織進行了模擬。
  12. The background of this dissertation is based on a project of researching and developing a high voltage series h - bridge multilevel converter, which drives an induction motor of 6300v, 2240kw for driving a water flooding pump in taigang. the research work on high voltage high power series h - bridge multilevel converter has been carried out by theory analysis, computer simulation and experiments

    本文以太鋼某廠額定功率2240kw ，額定電壓6300v注水泵電機變頻調速科研工程為背景，從理論分析、計算機模擬和裝置實驗幾方面入手，對高電壓大容量串聯h橋多電平變頻器的理論和工程應用技術進行較深入研究。
  13. In the course of modeling, we present multi - step generalized gradient method and multi - stage curve fitting technique, prove convergence of multi - step generalized gradient method by using differential equation stable theory, analyze the error of multi - stage curve fitting technique by using inner space, creat knowledge base of water network system by using the maximum subordinate principle of and near - select principle of pattern recognition. at last we make the optimal running scheme of water network system based on heuristic search technique of artificial intelligence and global feedback immediate coordination method of large scale system theory

    在建立系統模型的過程中，提出了多步廣義梯度法和多層曲線擬合的建模方法，並用微分方程穩定性理論證明了多步廣度梯度法收斂性，用內積空間的有關知識對多層曲線擬合進行誤差分析;應用模糊數學中的最大隸屬度原則和模糊識別中的擇近原則和人工智慧中狀態空間表示法建立注水系統的知識庫;用人工智慧中的啟發式搜索技術和大系統理論中的具有全局反饋的直接協調法制定注水系統的優化運行方案。
  14. In this paper, we aim at establish heat and mass coupled transfer model in the building wall, the emphasis of this study lies in creating a coupled and non - linear diferential equation system for the heat air and moisture transfer in the wall, which can be described by means of continuum mechanics and irreversible thermodynamics, the most dominant factor is moisture conten 9la gas pressure pc and temperature t, for the description of heatair and moisture transport, the general mass balance equation can be expressed by the temporal change of moisture conten 9 l, gas pressure pc and temperature t that means, in order to create a closed solvable equation system, the other additional dependencies have to be found, which the other variable depending on the variables of the solution : moisture conten 6 l gas pressure pc and temperature to the model is verified by the numerical simulation software which has been developed about building wall.,

    根據節能設計要求，本文用熱力學的方法，並根據多孔介質中多相流體流動描述方面的最新研究成果? ?體積平均方程，建立了墻體熱、濕和空氣耦合熱質傳遞模型，並推導出熱、濕和空氣耦合傳遞等效擴散方程；找到建築墻體熱、濕及空氣耦合作用下熱質傳遞過程的主要影響因素濕容量_ l 、氣壓p _ c和溫度t 。開發了單體材料墻體熱質傳遞數值模擬軟體，用實測數據對軟體進行調試並對模擬計算結果進行了驗證。模擬出了單材料墻體在熱、濕和空氣耦合作用下建築墻體內的溫度和濕度分佈規律。
  15. The thesis discusses details from system design to system implementation, which includes general principle, system structure, software execution scheme and the encapsulation of dicom information object definition. in addition, the thesis introduces some image processing algorithm used in system, especially a automatic method in the adjustment of window and level, which have been adopted by the systems in hospital

    論文詳細討論了整個系統從設計到實現的全過程，論述了系統的總體設計原則、系統結構、實現方案，並重點討論了信息對象和通信的封裝、系統所採用的一些醫學影像的后處理演算法以及在醫學影像的窗寬窗位調整演算法上，提出的一種基於數據擬合的自動調節方法。
  16. To answer the first question, a method is developed to store the inventory data at only some discrete time ponts. these time points are determined by time interval and events defined in this paper. for the second question, we use soft computing to recovery the state at any time point

    文中還提供了一個庫存動態管理的開發實例，連續問題離散化的方法和庫存動態管理模擬演算法在該系統中得到應用，並很好的實現了原油庫存的動態管理，其中動態庫存管理在計劃與調度過程中也是必要的。
  17. My dissertation encloses the guiding ideology and methodology of the regulation for classification on arable land, emphasizes on studying the conception, goals, objectives, calculations and so on of economic coefficient, explore the methods of scientific, fair, rational, comparable economic coefficient of arable land. put forward " theory of productivity " first and expound and prove principle and algorithm and compare simulated result and true result to the others. believe that " theory of productivity " can solve the problem of less comparable and influence too much exists in the result of economic coefficient

    本文圍繞《農用地分等規程》的指導思想和方法體系，重點研究了土地經濟系數的概念、設置目的、設置目標、計算方法等基本問題，探討了科學合理的、協調可比的農用地經濟系數的計算思路與方法；首次提出並論證了「勞動生產率法」的原理、演算法，並通過模擬數值和實際計算將該方法的計算結果與當前有關經濟系數計算的幾種方法作了比較。
  18. As an up - to - date applied tech, ecu hardware - in - loop simulation system ( ecu hilss ) can be regarded as a tool with integrated software and hardware, which is adaptive for real - time simulation. during debugging, the hilss is connected to ecu directly as a virtual engine, receiving the control from the ecu and sending out the homologous running message of the engine, which reduce the tests and cost of all kinds. besides, operators are provided with a convenient way of conditioning and observing the whole system because of its software controlled mechanism of imparting information

    作為一門新興的應用技術， ecu硬體在環模擬系統（ ecuhilss ）可以看成是一套軟硬體集成的實時模擬工具，在對外部ecu系統進行調試時，它作為虛擬發動機的載體直接與ecu系統相連，接受ecu的控制調節，並向ecu提供相應控制下的發動機實時運轉工況信息，這樣就相應地減少了臺架試驗，在節省各種人力物力的同時縮短了調試時間；此外由於hilss是通過編制軟體來實現各種信息傳遞，它能給操作者提供方便友好的調節觀測環境，從而大大增強ecu調試過程的靈活性和可靠性，消除由於某些試驗因素可能導致的危險性。
  19. The main two process of the development on system is as follows : part one : using prote199 software to design the sch chart of the analog signal input card and complete pcb charts, then have them made in factory ; to debug on the hardware ; to program assemble language control software of the analog signal input card and debug on the super ice 16 simulator ; to utilize the super ice 16 simulator to link card to debug the control programs online ; to embed the control program debugged successfully into eprom and debug the system on eprom

    系統研製開發過程主要分兩大部分：第一部分：應用protel99設計軟體設計模擬量輸入卡的硬體原理，規劃設計印刷電路板圖並送廠製作板卡電路板；模擬量輸入卡硬體製作和調試；編寫模擬量輸入卡匯編語言控製程序，在superice16模擬器上編譯調試；編譯后的控製程序在superice16模擬器上以在線方式模擬調試；模擬調試成功的控製程序燒入eprom晶元，進行系統eprom模擬調試。
  20. The paper introduces these technologies as fellows : ( 1 ) the overview of virtual instrument ( 2 ) pci bus protocols and specifications ( 3 ) hardware section analogue signal conditioning circuit high speed a / d conversion circuit fpga circuit pci bus interfacing circuit ( 4 ) software section visual c + + programing hardware driver programing vhdl programing ( 5 ) the method and result of system test

    論文從以下幾個方面進行了闡述： （ 1 ）虛擬儀器概述（ 2 ） pci的協議規范（ 3 ）硬體電路設計模擬信號調理電路設計高速a d轉換電路設計fpga電路設計pci介面設計（ 4 ）軟體設計visualc + +編程設計底層驅動軟體編寫設計vhdl編程設計（ 5 ）系統調試方法和結果
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