現象學模型 的英文怎麼說

中文拼音 [xiànxiàngxuéxíng]
現象學模型 英文
phenomenological model
  • : Ⅰ名詞1 (現在; 此刻) present; now; current; existing 2 (現款) cash; ready money Ⅱ副詞(臨時; ...
  • : Ⅰ動詞1 (學習) study; learn 2 (模仿) imitate; mimic Ⅱ名詞1 (學問) learning; knowledge 2 (學...
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • 現象 : appearance (of things); phenomenon
  • 模型 : 1 (仿製實物) model; pattern 2 (制砂型的工具) mould; pattern3 (模子) model set; mould patter...
  1. The findings of this thesis reflect that the object - oriented method is an effective means used in developing finite element analysis software, compared with traditional method it possesses the advantages of being more structured, easy to be compiled, maintained and extended and the program code can be much more reused. the oop method not only improve the functions of finite element software but also realize the congruity between the computing model and physical model in the real world, and promote the integrity technique of cad / cae

    本文結果表明,面向對方法是一種強有力的工具,採用面向對方法開發大有限元分析軟體是一種非常有效的方法,與傳統的有限元程序相比,面向對有限元程序更加結構化、更易於編寫、更易於維護和擴充,程序代碼的可重用成分更大,它不僅能提高有限元軟體的功能,而且能實數據與計算機以及實世界物理之間的一致性,方便太原理工大碩士位論文cad / cae系統的集成。
  2. The mathematical model by which the forming time can be precisely calculated is ratiocinated. this model shows that in sls the scanning " delay " phenomenon can make the actual forming time greatly exceed the theoretical time, and the total number, total length of the scanning lines and the scanning speed have different effects on the scanning " delay "

    本文推導出了sls成時間精確計算的數,該顯示在sls加工中的掃描「延時」會造成實際成時間遠遠大於理論時間,並且掃描線條數、掃描線總長和掃描速度對掃描「延時」有不同程度的影響。
  3. This paper done deepgoing theoretical studies on the nonlinear dynamical analysis of tension leg platform ( tlp ) in waves based on reasonable mathematical model, revealed some important phenomenon, and gave out integral analysis theories and computational method. the main parts of the paper are as follows : 1

    本文針對深海張力腿平臺本體在波浪作用下的非線性動力分析問題進行了深入的理論研究,建立了合理的數描述了相關的問題,揭示了一些重要,提出了完整的張力腿平臺本體非線性動力分析理論和計算方法。
  4. Since the mathematical models of a lot of involved industrial systems in the control practices are difficult to be established, and that the structures ' and parameters of industrial plants always have some uncertainties, it is hard to achieve the anticipated control indexes by using control theory and modern control theory

    由於控制實踐中的許多復雜的工業系統的數很難精確建立,而且工業對的結構和參數往往具有一定的不確定性,因此,應用經典控制理論和代控制理論很難達到期望的控制指標。
  5. This thesis introduces the working principle, craftwork requirement, modeling process, control strategies and the realization of lf refining furnance bottom blowing argon control system. through the study and analysis of bottom blowing argon process control system, the thesis discusses the mean neural network model of controlled object and the mathematical models of the exectors, pwm adjustable pressure controller and pcm adjustable flux controller according to the relevant liquid knowledge and relevant data, including design data, test data and running data. to begin with the craftwork reguirement of bottom blowing argon and the actual instance of the control system, it presents the strategies of fuzzy parameters self - adaptive pid control used in pressure difference inner loop and fuzzy plus pi compound control used in flux outer loop which are based on the above modeling in order to carry out the accurate control of argon flux

    本文介紹了lf精煉爐底吹氬過程式控制制系統的工作原理、工藝要求、建過程、控制策略以及控制系統的實。通過對精煉爐底吹氬過程式控制制系統進行研究與分析,並根據流體力的有關知識以及有關數據(其中包括設計數據、試驗數據和運行數據) ,建立起了被控對的平均神經網路和執行機構(即pwm調壓器和pcm調流器)的數。在此的基礎上,從底吹氬工藝要求和控制系統的實際情況出發,提出了壓差內環糊參數自適應pid控制策略和流量外環糊pi復合控制策略,以實氬氣流量的精確控制。
  6. Firstly it discusses the value, meaning, background and method of this topic. then it deducts the single - bubble sound pressure, spectrum of sound pressure, power spectrum. according to the real situation of traveling bubble cavitation noise around a schiebe body, the mathematical model of single - bubble collapse is selected, furthermore, the mathematical model of mass traveling bubbles without interference effect is established, and the multi - peaks and rebound phenomenon while bubbles collapse is also analyzed with statistical method

    首先論證了本項研究的意義,價值,背景和方法,然後推出了單空泡輻射噪聲聲壓,聲壓譜和功率譜,針對回轉體流動泡空化噪聲的具體情況,選擇了雙指數作為單空泡潰滅的數,進一步建立了無干涉條件下的群泡輻射噪聲的數,並用統計的方法分析了空泡潰滅時的多峰值和反彈
  7. With the new demands, the traditional methods for location selection reveal some shortcoming : there is obvious difference between the abstract mathematical models and the practicalities ; it is very hard to consider all the complex and abstract factors with the traditional methods ; the abundant data can not be organized and analyzed efficiently ; the traditional methods can not provide the decision - makers some visual and interactive tools to analyze the location problems

    面對新的要求,傳統的選址決策方法暴露出其固有的不足,主要表在抽的數往往容易脫離實際;難以全面考慮復雜、抽的選址要素;不便有效組織多源的相關數據進行綜合分析;不能為決策人員提供直觀、交互的分析工具等方面。
  8. Based on the potential resonance in heavy - ion collisions, the anomalous phenomenon of the backward - angle oscillatory arising in the angular distribution for 16o + 12c elastic scattering have been studied within the framework of the optical model using a deep optical potential

    摘要基於重離子碰撞中勢共振的考慮,在光的框架下,使用深光勢研究了16o + 12c彈性散射角分佈后角振蕩上升的反常
  9. In this paper, high heat penetration into a moving particulate bed is described mathematically with a comprehensive heat and mass transfer model. the distribution of gas velocity and pressure, the temperature field of gas and solid in the moving particulate bed are examined for different conditions. the results show that thermal penetration into the moving packed - bed particles by fluid flow in porous media is high only in the position near the gas entrance. the thermal penetration thickness tends to increase with the fluid flow velocity and decrease with the particle moving velocity. in the region of thermal penetration, the porosity of solid bed has significant effect on gas field and pressure loss. it is feasible to reduce the gas pressure loss by a larger width / height packed bed in design and operation. the correspondence between thermal infection depth and particle bed height would be helpful to keep high oapacity of reactor and reduce the cost of operation

    針對移動顆粒床中物料層內的高溫氣體滲流傳熱,考慮滲流與傳熱的相互作用,採用局部非熱平衡假設建立了多孔介質滲流傳熱物理數並進行了數值計算.研究了不同情況下床內填充多孔介質中的流速、氣固溫度和床層壓力損失.計算結果表明,高溫熱氣對移動床顆粒料層的熱滲透主要發生在滲流入口端區域,增大入口滲流速度以及減小床層物料下移速度將導致物料溫度沿床高慢速下降,熱滲透深度擴大,熱滲透作用區域內的物料溫度水平提高.在熱滲透作用區域,孔隙率對流場和壓力損失有很大的影響.研究結果對于移動顆粒床反應器的設計與運行具有一定的參考作用
  10. Also, the author ’ s design strategy and creativity has been given in this paper. specifically, it includes : based on the feasibility analysis of the fit selection of control parameters in the aeration process, the aeration process of wastewater treatment of the joint - constructional complete - mixed activated sludge process has been aimed at in this paper. then, the state equations of the aeration process have been proposed in this paper, which is on the base of dissolved oxygen concentration ( do ) and discharge quantity of sludge ( qw ) as control variables, the concentration of bod and sludge as state variables. based on the present study on optimization control of wastewater treatment, the multivariable optimal control model with restriction factor has been presented in the paper with introducing modern control theory and system analysis into the field of activated sludge wastewater treatment,

    具體包括:以完全混合、表面曝氣合建式活性污泥工藝的污水處理曝氣過程為研究對,在闡述了曝氣過程式控制制參數選取可行性的基礎上,建立了以溶解氧濃度do和活性污泥排放量qw為控制變量,以曝氣池中有機物濃度s和微生物濃度x為狀態變量的活性污泥曝氣過程的基本狀態方程;運用代控制理論的觀點和污水處理理論,在有關于污水處理最優控制問題研究的基礎上,建立了有約束條件多變量能耗最小數,該數是以有機物排放總量和狀態變量的末值條件作為約束條件,曝氣過程的能耗最小作為目標泛函;採用增廣拉格朗日乘子法對最優控制問題進行轉化,並對應用極大值原理求解能耗最小這一最優控制問題進行了詳細的解析;引入約束運算元,應用具有控制約束的共軛梯度演算法對能耗最小這一最優控制問題進行求解,並進行擬實驗驗證。
  11. On the basis of the analyses of the generation rules of product manufacturing cost, data model of cost feature of products, its structure and application are presented on theory about feature mapping and object - oriented method, which lead to the concurrence of product design and product cost estimating

    通過對機加工產品的成本形成規律分析,利用特徵映射理論和面向對方法,建立了面向設計的產品成本特徵數,研究了該的構造和實方法,該能夠適用於產品設計的各階段,實產品設計與成本估算的并行。
  12. Based on the analysis of the kinetic track of the scallion during planting, basic relationships ' among the characteristic parameters of the transplanter with two flexible metal disks, including the velocity of the transplanter, the rate of transplanting, the spacing between seedlings, the angle of releasing seedlings, the diameter and length of seedlings, have been set up in this paper, and then a mathematic model of optimum design for the transplanter with the final planting angle of seedlings ( y = 90 ) has been formulated and solved with good results. according to the optimum solutions, a new type of transplanter with two flexible metal disks has been developed and the field tests of the transplanter have been conducted

    為了實大蔥機械化移栽,作者分析了國內各種移栽機的結構特點,確定了以撓性圓盤式栽植器為研究對,在分析撓性圓盤式栽植器的運動軌跡和特徵參數的基礎上,完整地確立了撓性圓盤式移栽機的基本參數:栽植頻率、栽植株距、機組前進速度、輸送帶上秧槽的間距、撓性圓盤半徑、撓性圓盤的轉速、夾苗株數以及傳動比之間的相互關系,並建立了以蔥苗栽植傾角= 90為目標的優化設計數,提出了撓性圓盤式大蔥移栽機的優化設計方法。
  13. This paper, on the basis of the theory of aeroelasticity, analysed the galloping phenomenon which the cord was undergone the excitation of the horizontal wind. and also built up the mechanic model when galloping. this model provided the theoretical foundation for the case that the cord begins violently vibrating just after the speed of the horizontal wind reaches a certain level

    以氣動彈性力理論為基礎,分析了懸索在受到水平方向橫風激勵時的馳振,並建立了其發生馳振時的力,該為懸索在橫風速度達到一定數值時發生激烈的振動提供了理論依據。
  14. Facing the information age, the marine environmental information systems should also absorb the article intelligence technology and virtual reality technology to serve as a decision - making support system and export system for the ocean environment study and development. thirdly, based on maplnfo ( gis software ) platform and development languages ( vb and mapbasic ), marine environment information system in luoyuan bay was designed and development, then relied on gps and rs, ocean environment information in luoyuan bay was collected and managed effetely, its aim is to provide a reasonable opinion for decision - maker on how to utilize resources and protect environment in luoyuan bay. lastly, marine environmental quality of aquafanns in luoyuan bay was assessed relied on marine environmental information system and mathematics model ( fuzzy cluster ), and corresponding countermeasures were presented to protect ocean environment in

    本文首先通過對海洋環境信息系統的特點和國內外研究狀的分析,探討了網路時代海洋環境信息系統的發展趨勢;接著以mapinfo ( gis軟體)為開發平臺,以vb和mapbasic為開發語言,面向管理和決策層,進行羅源灣海洋環境信息系統的設計與開發,並結合遙感( rs )和全球定位系統( gps )建立庫,收集和管理羅源灣海洋環境信息,旨在為羅源灣的海洋建設項目的立項、選址、規劃和海洋污染事故的應急提供決策支持,從而有效地保護羅源灣海洋生態環境;最後運用羅源灣海洋環境信息系統並結合數糊聚類)對羅源灣養殖區水環境狀進行評價,從而使得羅源灣各海水養殖區的水質狀評價變得生動、形和直觀,並針對羅源灣海洋污染源狀況和污染狀,提出了保護羅源灣海洋生態環境相應的對策。
  15. The present utilization and existing problems in water resource of the north of huaihe river in anhui are introduced. based on such research objects as northern guo river of bozhou, jiangtang of fuyang and key city zones, a mathematical model with systems engineering viewpoint is established and used to investigate in water resource problems in the area. the main contents are as following : ( 1 ) groundwater resource and present utilization ; ( 2 ) mensuration of calculational parameters of groundwater and calculational methods ; ( 3 ) economic parameters of irrigation areas ; ( 4 ) establishing northern wo river forecast model with finite element method, areal well - group method and water balance method ; ( 5 ) establishing optimal water resource allocating model for northern jiangtang and new cihuaixin river irrigation area and investigating in the combination of surface water and groundwater, optimal agricultural planting - mode and optimal distribution proportion of various water sources ; ( 6 ) some existing exploitation problems and advices about water resource in the area

    本論文針對淮北地區水資源開發利用狀及存在問題,以安徽亳州渦河以北地區、阜陽姜堂鄉和重點城市區為研究對,運用系統工程觀點,採用數方法,對該區水資源問題進行了綜合研究,主要內容為: ( 1 )地下水資源及開發利用狀; ( 2 )地下水計算參數測定和計算方法; ( 3 )灌區經濟參數; ( 4 )採用有限單元法、面狀井系法、水均衡法,建立亳州渦河以北地下水位預測; ( 5 )建立阜陽姜堂及茨淮新河北部的農灌區水資源優化配置,應用系統分析的方法,研究地表水與地下水聯合運用,農業最優種植式及各種水源的最佳分配比例; ( 6 )淮北地區水資源開發利用存在問題及建議。
  16. Phenomenological turbulent flame velocity model for premixed combustion

    預混合燃燒紊流火焰速度
  17. Factually, because the deformation of most of the elastic parts are very little, the linear finite element theory is often used to establish dynamic model in the classical multibody system theory, and coupling of space movement in large scale and elastic deformation of parts is ignored. the dynamic stiffening is exactly caused by such coupling

    大部分實際多體系統中部件的變形很小,以往傳統的多體系統建理論一般採用線性有限元理論建立彈性部件的力,從而忽略了部件大范圍的空間運動與其彈性變形之間發生的耦合作用,動力剛化正是由這種耦合作用引起的。
  18. Through the deep study of f. d. demello dynamic model of electromechanical transition and synchronous generator theory, we proposed a new control strategy of excitation device that can eliminate the negative - damping phenomenon, which is directly against the cause of producing negative - damping represented as low frequency oscillation in the system

    通過深入研究f . d . demello機電暫態的動力以及同步發電機理論,針對系統產生負阻尼即低頻振蕩的原因,我們提出了一種新的可消除負阻尼的勵磁控制策略。
  19. Chaos in three typical topology power electronic converters with a close loop controller is studied. the discrete iterative model is established and analyzed for the chaos in close loop boost converter working in discontinuous conduct mode. the tracking control method is used to control chaos of this converter, simulation results show its effectiveness

    研究了三種典拓撲結構的電力電子變換器閉環工作時的混沌,針對工作在電流斷續式( dcm )下的boost變換器中的混沌,分析了其數,並採用軌跡跟蹤控制方法進行了控制,擬結果表明了該方法的有效性。
  20. Chapter three discusses the vibration forms of the surface dynamic rotating drilling downhole drilling string, analyzes the damage of low frequency ancf fongif ucfi ' na / vibration to downhole drilling string, and set up a set of math models of the longitudinal and torsional vibration

    第三章分析探討了地面動力旋轉鉆井井下鉆柱的的振動形式,並提出分析了低頻縱振對井下鉆柱的損害,以及建立了縱向、扭轉振動的數
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