空間模擬建模 的英文怎麼說
中文拼音 [kōngjiānmónǐjiànmó]
空間模擬建模
英文
spatial simulation modeling- 空 : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
- 間 : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
- 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
- 建 : Ⅰ動詞1 (建築) build; construct; erect 2 (建立; 設立; 成立) establish; set up; found 3 (提出;...
- 空間 : space; enclosure; room; blank; interspace
- 模擬 : imitate; simulate; analog; analogy; imitation; simulation模擬艙 boilerplate; 模擬電路 [電學] circ...
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Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor
在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上,通過系統建模和數字模擬分析,分別針對航空低壓直流( lvdc )和高壓直流( hvdc )兩種電動機構用永磁無刷電動機,在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究,提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。Second, the starting and stopping behaviors under disturbed condition are analyzed and calculated by using the dynamic concentrative parameter model, which gives some advice to better prescribe refrigeration system and set theoretic foundation for carrying out automatic control of refrigeration system. third, the normal running process is analyzed and calculated by means of rational matching theory, which gives some advice on how to better understand the parameter change under steady state and the affection of inlet - parameter on evaporator. fourth, the simulation software with dynamic characteristic is designed, which can be applied to calculate thernio - parameter of cryogen, air humidity and frost thickness under different initial and boundary conditions, and to carry out dynamic simulation under conditions of dryness, wetness and frostiness, at the same time, to achieve detection and simulation at any stage from starting to stopping
本文的主要內容如下: 1 )對翅片管蒸發器結構特點進行分析,選取適當的微元控制體,就干、濕和霜工況下對每個微元分別進行傳熱傳質分析,基於經驗關系式確定霜的有關參數,對于霜工況下的霜生長建立模型,經適當假設,運用質量守恆、能量守恆和動量守恆方程建立適合動態模擬的蒸發器數學模型,為系統模擬奠定基礎; 2 )對蒸發在大擾動下的開、停機過程,運用動態集中參數模型進行分析和計算,為更好地描述製冷系統運行的全過程奠定基礎,同時也為製冷系統實現自動控制提供一定的理論基礎; 3 )對蒸發器正常運行過程,運用動態分佈參數和參數間定量耦合的觀點來分析和計算,為更好地了解穩態工況下各點參數的變化情況及各入口參數對蒸發器動態特性的影響即蒸發器性能對各參數變化的敏感性; 4 )編寫翅片管蒸發器動態特性模擬計算程序,可以計算不同邊界條件和初始條件下的製冷劑熱力參數、空氣溫濕度和霜厚度分佈場,實現對翅片管蒸發器在干、濕和霜工況下的動態模擬。Secondly, the artificial neural networks and mixed evolutionary computation are employed into the mathematical simulation of complex geological structure, and with gis and visualization technique, the method of geological digital 3 - d modeling and visualization is presented. so, not only the functions of making geological section and querying spatial information could be achieved, but also the spatial distribution of geological structures and their complex relationship could be described visually. thereby an interactive and convenient way for engineering geological design could be actualized
( 2 )提出了復雜地質構造數學模擬的神經網路方法與混合進化方法,並利用gis技術和可視化技術,深入研究了數字地質三維建模及其可視化方法,實現了地質三維任意剖切、信息空間查詢與管理等功能,從而為直觀描述地質構造的空間展布及其相互間的復雜空間關系,以及快捷、交互地進行工程地質設計提供了新的途徑與手段。In the dissertation, the author firstly gave a systematical retrospect on two heterodox paradigms which are very promising to challenge the mainstream neo - classical paradigm, namely, darwin - veblen paradigm describing cumulative and massive evolutions of society, and information paradigm describing the nuances amongst microstructures. secondly, the author went on from the start - point where information space theory ( boisot, 1995 ) stopped, explored the possibility of the establishment of a brand - new framework embracing the two paradigms, which could give a solid foundation to models of institution expansion and institution evolution, and the author did build two such models, not through constructive methods, but through simulative methods, thus, the modeling crisis of institutional economics was solved, or at least released
文章先系統回顧了可能對主流經濟學形成挑戰的兩個經濟學分析範式:描繪群體演進的達爾文-范勃倫範式和描繪個體微觀差異的信息範式;繼而,以信息空間理論為起點,探索了打通兩個範式的可能,從而建立起能有效描繪宏觀制度擴展和制度演進的信息經濟學基礎,並籍以建立起兩個模擬性模型,以對歷來被視為無法模型化的制度和制度變遷進行了形式化的描述。For solving all these problems, through applying visualization technology of engineer design to the design of oil - feed unit, this paper constructs the entity model of oil - feed unit, establish the three - dimensional standard parts, implement the semi - automated and automated connect, and produce automatically the 2d or 3d part drawings. using this system the designer can observe and evaluate the space model of the unit, discuss the feasibility of space layout and the probable errors, so that the decision can be optimized and the competition of enterprise can be improved greatly
針對船舶供油單元設計、製造中的上述問題,本系統擬將工程設計可視化技術應用於船舶供油單元的設計,構造船舶供油單元的三維實體模型,建立三維標準件庫,實現管路的自動、半自動連接,自動生成管路的二維和三維零件圖,使得設計人員在設計階段就可觀察、評判單元的空間模型,直觀地探討空間布置的合理性和存在的問題,從而幫助決策的優化,提高企業競爭力。Finally we set up three - dimensional space model to simulate the space effect during tunnel construction, analyze the transaction between the left runnel and the right tunnel, and also analyze the deformation and stability of mid - partition
最後建立了三維空間模型,對連拱隧道開挖時的空間效應、左右洞的相互影響,以及中隔墻的變形和穩定性進行了模擬分析。Due to the electrohydraulic servo mechanism was used to drive the motion deck of the semi - physical simulator on the ground. therefore, the model of electrodraulic servo mechanism was built based on the fundamental equations of hydraulic jar and servo valve
由於空間對接機構地面半物理模擬系統採用電液伺服驅動機構,因此本文根據電液伺服驅動機構的基本方程,建立單缸電液伺服驅動機構的模型。( 2 ) the design of the coarse - grained virtual prototype of space station, establish a mathematical model of the coarse - grained space station
為vpm系統設計出與空間站技術相關的用戶模塊; ( 2 )空間站粗粒度虛擬樣機的設計,建立了空間站粗粒度數學模型。Secondly, a flexible spatial deployable truss system was simulated in the combination of adams and i - deas software
其次,對一空間展開桁架建立了多柔體動力學模型並進行模擬計算。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。In the second place, based on the asu of buggenum igcc plant in netherlands, both static and dynamical model for distillation tower of the asu are created and some valuable conclusions are gained as well. finally, a compartmental simplified model is created for distillation tower of the asu, in order to reduce the simulation time and increase the simulation efficiency. the new model will be helpful to the further simulation and on - line optimal control for the asu of the igcc plant
其次,本文以荷蘭buggenum電站的空分系統為原型,基於matlab建立了空分系統精餾塔的半圖形化動、靜態數學模型,並通過模擬,得出了一些有價值的結論:當空分系統的壓力變化時,氧氣產品濃度的響應時間常數為兩小時左右,說明空分系統是igcc電站最大延遲環節;而且雖然氧氣濃度最後會穩定在igcc電站所要求的范圍之內,但在過渡過程中會超出限制,這些都為igcc電站的安全運行及控制系統設計提供了有價值的信息。To meet the demands for large space and flexible compartmentation of buildings, laminated vierendeel trusses are adopted in high - position transfer story structures. first the bearing characteristics are analyzed, in which reasonable stiffness ratio of the upper chord, middle chord, and lower chord is derived. then combined with an actual engineering model ( 1 8 similar ratio ), the static loading and pseudo - dynamic tests of two models for laminated vierendeel truss used in transfer story structures are conducted, in which one model adopts reinforced concrete, and the other adopts prestressed concrete and shape steel concrete. seismic behaviors are analyzed, including inter - story displacement, base shear - displacement skeleton curves, and equivalent viscosity - damping curves. a program is programmed to carry out the elasto - plastic dynamic analysis, and displacement time - history curves of the two models are derived. the test and analysis results show that the laminated vierendeel truss with prestressed concrete and shape steel concrete has excellent seismic behaviors. it can solve the disadvantages of laminated vierendeel trusses used in transfer story structures. finally, some design suggestions are put forward, which can be referenced by similar engineering
為滿足建築物大空間和靈活隔斷要求,在高位轉換層結構中採用迭層空腹桁架結構.首先分析了其受力性能,得出了空腹桁架各構件合理的截面剛度以及布局形式.然後結合一實際工程,進行了兩榀迭層空腹桁架轉換結構模型( 1 : 8相似比)的豎向荷載下靜力試驗以及擬動力試驗.其中一榀為普通混凝土迭層空腹桁架,另一榀配置了預應力和鋼骨混凝土,對比分析了兩模型的層間位移比、骨架曲線以及等效粘質阻力系數等抗震性能的比較,並進行了彈塑性動力分析.試驗和分析結果表明,配置預應力和型鋼混凝土的迭層空腹桁架轉換結構具有良好的抗震性能,可以成功地解決迭層空腹桁架作為轉換層結構所產生的弊端問題,最後對這類轉換層結構提出了相應的設計建議With analyzing of the case study and based on simulating and analyzing quantitatively, this article, considering the goal of the performance - based fire - protection design is protecting occupants from being injured and keeping buildings from being damaged, thought that fire compartmentation of a large building of saling books can be divided according to their saling malls and fire compartmentation in the saling mall can be separated by the fire - proof screen. on the evacuation design, the quantity of safety exits around these buildings and the evacuation width should be increased if possible and the safety exit number, exit width and evacuation distance can be determined according to the simulating results on smoke layer temperature and height, concentration of co2 and co, occupants evacuation time and visibility. on the means of preventing and discharging smoke, the most proper measure should be determined according to their geometrical characteristics and the natural means of discharging smoke is feasible to the large building of saling books. based on analyzing of smoke
通過對案例分析研究,本文認為大型書城建築性能化防火設計研究的最終目的是保證人員生命安全和保證建築結構安全,在模擬計算和量化分析的基礎上,大型書城的防火分區可以將中庭連通的書城區域劃分為一個區,在書城場地內可以採用防火卷簾進行防火分區劃分;在人員疏散設計中,應盡可能利用書城賣場的空間設計較多的安全出口和增大疏散寬度,其安全出口數量、寬度和疏散距離可以根據人員安全疏散時間和煙氣溫度、沉降高度、 co2濃度、 co濃度、能見度模擬計算結果驗證確定;在防排煙方式的選擇上,應當根據建築物的幾何特點選取最適宜的措施,就大型書城建築而言,採用自然排煙的方式是可行的。A new manipulator has been developed which driven only by two motors systema - ticly and completely. a typical representative mechanism model which called r3p manipulator has been designed. the author established the motion equation by d - h method and simulated the motion locus in space by matlab software
本文較系統、全面的設計了僅由兩臺驅動電機帶動多個關節的新型多關節機械手臂傳動機構,並具體設計了具有代表性的r ~ 3p型機械手臂的機構模型;作者對該r ~ 3p型機械手臂進行了運動學分析,用d ? h法則建立了運動學方程,並利用matlab軟體對其手臂的運動空間進行了模擬。Through virtual reality, not only models can be built in multi dimension data space but also high level abstract knowledge can be acquired and new concept can be formed by people
利用虛擬現實技術,不但能夠在多維數據空間模擬建模,而且能夠幫助人們獲取高層次的抽象類知識和形成新概念。With these models, a gws simulation system will be created, which enables interactions of these subsystems and provides a multiple - level, multiple - view, multiple - mode observation and analysis tool
我們將在這些模型系統的基礎上構建基於人工生命的虛擬全球戰爭空間模擬系統,實現各個子空間之間的交互,同時提供多層次、多視角、多模式的模擬觀察與分析工具。During construction procedure, the stressing of diaphragm beams " tendons and the tensioning of cables interact, the contacting nonlinear issues between girder and form plate etc, which require detailed analysis, arrange the orders and quantities of the stressing of the cables and tendons properly, and guide the construction. the paper, by making plane model and spacial model of yongan bridge, calculated the pre - closure cable forces ( aim forces ) with plane element program, with the help of applied structure analysis program - ansys, acquired the reasonable construction steps of tensioning of tendons and cables
本論文採用自編平面桿系施工裝配計算程序和大型結構分析程序- ansys ,通過分別建立該橋的平面和空間模型(含模板的作用模擬) ,由平面桿系程序倒拆出斜拉索合攏前的索力(目標索力) ,利用ansys結構分析程序,經過多次的施工過程模擬計算之後得出達到目標索力的合理的施工步驟。The conception of the object - space separating modeling technique based on the triangular grids is introduced, and simplification calculation of the points of intersection between semi - finished material and cutting scanning body brings forward, which reduces calculation quantities in simulation, increases the speed of simulation and optimizes the effect of simulation
重點介紹了基於三角網格的物體空間離散建模概念,提出了刀具和毛坯求交計算的優化方法。建模方法和求交演算法的優化減小了模擬過程中的計算量,提高了模擬的速度,優化了模擬的效果。( 4 ) hardware and software of glass melting furnace were detailed. the method of fuzzy modeling based on fuzzy clustering and the algorithm of nonlinear fuzzy predictive control m entioned above were used to model and control the temperature of glass melting furnace. the result shows their validity
針對玻璃熔窯溫度系統的模糊建模與控制問題,採用基於改進聚類演算法的模糊建模方法和鐵道科學研究院博士學位論文基於ts模糊狀態空間模型的非線性模糊預測控制方法,對其進行了模糊建模與模糊控制,模擬結果表明了上述演算法的有效性。Establishing a simulation model for an air - conditioning room using matlab simulink toolbox
環境下空調房間模擬模型的建立分享友人