well-flow theory 中文意思是什麼

well-flow theory 解釋
井流理論
  • well : n 1 井。2 泉水;源頭,來源。3 坑,穴,凹處;【礦物】礦井,豎坑;【軍事】(地雷的)井坑;【建築】...
  • flow : vi 1 流,流動。2 (血液等)流通,循環。3 流過;川流不息;(時間)飛逝;(言語等)流暢。4 (衣服、...
  • theory : n. 1. 理論,學理,原理。2. 學說,論說 (opp. hypothesis)。3. 推測,揣度。4. 〈口語〉見解,意見。
  1. In recent years, plentiful and substantial fruits achieved by the lb method in simulations of hydraulics, multiphase flows, flows in porous media and heat transfer as well as magnetohydrodynamics, have revealed a broad perspective of application of this method, it will become a powerful competitor to the conventional approaches. in order to absorb the recent achievement in theory and application of the lb method, explore new ways in hydraulic computation to promote the development of practice, some work is car ried out in this thesis, as following : advances in the theory research and application, deductive process of the d2q9 model and some other commonly used models of the lb method are summarized. based on the hydrodynamic and general boundary conditions, a new joint boundary condition is presented, it integrates advantage of the two conditions above and obtains very good results in dealing with all kinds of boundaries of flow fields

    為了消化和吸收近年來lb方法在理論和應用方面的新成果,探索在水力計算方面的新途徑以促進lb方法實用化的發展,本文進行了下列研究工作:綜述了lb方法在理論研究和實際應用方面的新進展,以及d2q9模型的推導過程和其他一些常用的模型;在水動力邊界條件和通用邊界條件的基礎上提出了一種新的聯合邊界條件方法,它綜合了上述兩種邊界條件的優點,在流場的各種邊界處理中取得了非常好的效果,經過模塊化的處理以後這種邊界條件具有更好的實用性;針對均勻網格的lb方法計算效率較低的不足,提出了雙重網格的latticeboltzmann方法,通過二維poiseulle流動、后臺階流動和渠道方槽流動三個算例的模擬,證明這種方法能夠明顯地提高流場模擬的計算效率;此外,根據復雜區域流場的特徵提出了latticeboltzmann方法的分塊-耦合演算法,利用lb方法的計算特性實現塊與塊之間的數據交換,充分利用計算資源提高計算效率,通過對「 t 」型、 「十」型和「 x 」型分岔管道流場的模擬,展示了這種演算法的特徵和優點,以及它所具有的應用前景。
  2. Guided by the theory of sequence stratigraphy and petroleum system using cores, lithologic log or well - logging, biostratigraphic and seismic data, adopting seismic inversion constrained to well data, digital analysis technology, basin modeling, test method and so on, and adopting an integrated study technology, aiming at lower exploration in chagan depression, this work put forward a new research thoughtfulness, technic flow and method system that is an integrated study by " looked upon sequence stratigraphy as a base, looked upon petroleum system as a integer, combing with each other closely " and tie in qualitative analysis and quantitative analysis and applied synthetically new theory, new technology and new method

    以層序地層理論和含油氣系統思想為指導,利用巖心、鉆/測井、古生物以及地震資料,採用井約束下的地震資料反演技術、計算機技術、盆地模擬技術和各種分析實驗手段等綜合分析方法,針對查干凹陷勘探程度低的特點,提出了斷陷盆地「以層序地層分析為基礎、含油氣系統為整體(系統)和二者緊密結合」以及定性與定量相結合,綜合應用新理論、新技術和新方法的研究思路、技術路線和方法體系。
  3. Then, according to the cosine balanced theory, the total of human resources of the cosine theory model in the enterprises having different organizational structures may be inferred. based on the “ core principle ” reflecting management essence, the human resources management theory frame can be reconstructed. the innovation of the new frame is : has solved the integrated flow of the hrm well ; responded the request of time of “ the management science must create the comprehensive theory ” ; the cosine balanced theory is an

    這一新的框架的創新之處在於:較好地解決了hrm整體性缺陷問題,回應了「管理學要創造綜合性理論」的時代要求,餘弦均衡論是對經濟學突破性的運用? ?對經濟學的總原理而非現成結論或局部原理的應用,餘弦均衡論實現了hrm縱向(歷史)和橫向(環境、政策與實踐、目標、 hr總量的決定)一體化。
  4. This theoretic model employs the basic idea of correlation measurement, achieve the density wave speed by the correlation of the signals of upper and lower sensors, and get the total flow rate and water cut through the theoretic relationship of density wave speed and total flow rate as well as holdup with the help of drift flux model so as to accomplish the oil / water two - phase flow measurement at last, using the limited available experiment data, the theoretic model has been simplified into an applicable linear alternative which is suitable to homogeneous oil / water two - phase flow measurement to accomplish the oil / water two - phase flow measurement using the density wave phenomena is of highly theoretically valuable for density wave theory research as well as oilavater two - phase flow measurement research. to develop new type oil / water two - phase flow instrumentation based on this theoretic measurement method will be very applicable and promising

    在此基礎上,針對穩態密度波理論提出了基於密度波理論的油水兩相流測量理論模型,該模型以密度波傳播理論作為基礎,通過上下游傳感器信號相關獲得密度波傳播速度,利用密度波傳播速度與總流量以及持相率的理論關系結合漂移模型來求解總流量和含相率,實現油水兩相流的測量,在理論分析的基礎上,在實驗資料有限的條件下,對基於密度波理論的油水兩相流測量理論模型作了極限的簡化,提出了本文油水兩相流測量理論方法應用在測量均勻油水兩相流中的實用線性模型。
  5. Abstract : this paper uses the topology theory to analyze the surface flow spectrums of straight, positively curved and negatively curved cascades with relative tip clearances of 0. 023 and 0. 036, finds apparent differences of topology and vortex structures in the blade tip and the suction side wall corner of single type of cascade with this two clearances, and studies the mechanism of the difference formation as well as their effects on the energy loss

    文摘:應用拓撲原理分析了葉頂相對間隙為0 . 023和0 . 036的渦輪直葉柵和正、反彎葉柵的壁面流譜,發現在兩種間隙下同類葉柵的拓撲與旋渦結構在葉頂和吸力面壁角明顯不同,探討了差別形成的機理及其對能量損失的影響
  6. In order to optimize control and management groundwater resource, the paper ascertains hydrologic and geological parameter on the basis of single - and multi - well unbalance flow pumping experiment, establishes the model of groundwater management system using the theory of volume balance

    本文在單、群井非穩定流抽水試驗的基礎上,確定水文地質參數,利用水平衡原理建立地下水系統管理模型,進行優化管理和調度。
  7. In order to study the influence of evolvement of permeation character induced by mesoscopic structural characteristics on macroscopic mechanical behavior and fracture mechanism, a nonlinear constitutive equations describing the relationship between damage of rock and seepage is proposed based on mesoscopic damage mechanics and biot seepage mechanics theory and coupling system of flow & solid in rock failure process analysis, f - rfpa2d, is developed to simulate the variation of permeability as well as coupling mechanism between seepage and stress during the initiation, propagation and coalescence of cracks in rock. this study also extends the research field of original rfpa2d

    為了分析細觀結構特性變化引起滲透性演化對宏觀力學行為的影響,並進行滲流應力耦合作用下巖石破裂機制的研究,本文基於細觀損傷力學和biot經典滲流力學,建立了巖體損傷非線性本構方程和滲透率關系模型,開發出巖石破裂過程滲流-應力耦合分析系統( couplingsystemofflow & solidinrockfailureprocessanalysis簡稱f - rfpa2d ) ,拓寬了原有程序rfpa2d的研究領域。
  8. Because the cascaded flow - thought delay time. daily power benefit has affected not only by previous day but by next day, daily power benefit is composed of " plant day " part and " effect day " part. based on the theory analysis, author developed a program what can well describes the cascaded reservoir short - term optimistic dispatch system model

    由於梯級水流滯時的存在,日發電效益既受前日影響,也影響次日,為考慮水流滯后帶來的影響,將日發電效益視為兩部分組成: 「計劃日」部分和「影響日」部分。
  9. First, the author reviewed the related literature of asset securitization, explained the connotation and the economical significance of asset securitization from many angles, analyzed several essential technologies of asset securitization through using the enterprise financing theory, the financial theory, the system economic theory and the law of averages, constructed a flow chart to analyze the structure and the flow of the operation of asset securitization ; then the author analyses the overseas development tendency as well as the overseas concrete procedure of non - performing loans securitization, proposed several enlightenment ; once more, the author analyzed our country ’ s feasibility of npls, then elaborated emphatically the operation thought of npls of our country commercial bank : regarding the establishment of spv, thought that it most suit the our country current national condition current through pouring the capital to adopt company spv the pattern in our country by the national property management company, and elaborated how to construct and manage the property pond, put forward many kinds of ways of credit enhance for non - performing loans, thought it is the best choice that the product of npls is designed for cmo, the senior bond adopts the public issue, the secondary bond adopt private issue

    首先,本文回顧了資產證券化研究的相關文獻,從多個角度闡釋了資產證券化的內涵和經濟意義,運用企業融資理論、金融理論、制度經濟學理論和大數定律剖析了資產證券化的幾項關鍵技術,構建了一個資產證券化流程圖來分析資產證券化運作的結構與流程;接著通過分析國外不良貸款證券化發展趨勢以及具體做法,提出了幾點啟示;再次,分析了我國不良貸款證券化的可行性,然後著重論述我國商業銀行不良貸款證券化的運作思路:對于spv的設立,認為在我國由國家資產管理公司注資採取公司型spv的模式最適合我國當前的國情;並論述了資產池的構建與管理;提出了對不良貸款進行信用增級的多種方式;認為將不良貸款證券化產品設計為抵押擔保債券,高級債券採取公開發行,次級債券採取私募發行是最佳選擇。
  10. As a whole, the research work of this dissertation can be summarized as follows : ( 1 ) based on the porous media elastic unstable theory, the interfering well flow model of soft soil two - layer structure underground confined water is inferred, and consequently, the basic dewatering calculation method of soft - soil two - layer deep excavation dewatering is inferred

    具體研究內容如下: (一)從彈性多孔介質滲流理論出發,推導出二元結構承壓含水層群井干擾穩定流模型,進而導出軟土地區二元結構地層深基坑降水的基本計算方法。
  11. My paper, firstly builds up a logic framework in the research, that is element mechanism, concept foundation ( avs ) and theory foundation. on elements mechanism layer, the paper not only extracts three key elements, that is host, information and environment, combined with other elements, but also builds up a model of element agreement and constructs appraisal process systematical structure as well as control flow chart. on concept foundation layers, the paper

    按照這一邏輯層次,本文在要素機理層面,提取評估主體、信息、環境三大關鍵要素,結合其他要素構築要素耦合圖,並依此構造資產評估的過程系統結構圖與控制流程圖;在概念層面,確立資產評估價值標準( avs )這一核心概念的內涵( fmv ) ;在理論基礎層面,首先澄清了資產評估的會計理論基礎,然後依次(第三章與第四章)介紹了基於新古典經濟學與博弈論的資產評估機理的特點。
  12. The concept of value is the foundation to determine valuation models. by expounding the history of value theory and the development of different value theories, this article elaborates on the concept and the influence of value in m & a, as well as it ’ s meaning, supposition, goal and object. the article also elaborates the four basic models of value appraisal : model of costs, model of relative comparison, model of discounted cash flow and model of option evaluation, and their respective application domain

    價值的概念是價值評估方法確定的基礎,本文通過對價值理論的歷史與發展和各種價值理論的詳細闡述,說明了在並購評估中價值的概念與影響,以及價值評估的含義、假設、目的及對象;論述了價值評估的四種基本模型:成本法、相對比較法、折現現金流量法和期權估價法,以及各自的應用領域。
  13. As an up - to - date new technology in the domain of transportation, its is extending - its scopes and functions. communication administration module ( cam ) is one of the elemental ingredients of its. it is the basal pursuit that supports traffic administration and control, traffic and transportation planning, its implementation, and research of traffic flow theory as well

    Its (智能交通系統)作為當代交通領域新技術,其規模與功能在不斷擴展,而通信管理模塊是its的一個重要基礎組成部分,它是交通管理與控制,交通規劃、 its實施和交通流理論研究的基礎工作。
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