流體工程實驗 的英文怎麼說
中文拼音 [liútǐgōngchéngshíyàn]
流體工程實驗
英文
experiments of fluid engineering- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 體 : 體構詞成分。
- 工 : Ⅰ名詞1 (工人和工人階級) worker; workman; the working class 2 (工作; 生產勞動) work; labour 3 ...
- 程 : 名詞1 (規章; 法式) rule; regulation 2 (進度; 程序) order; procedure 3 (路途; 一段路) journe...
- 實 : Ⅰ形容詞1 (內部完全填滿 沒有空隙) solid 2 (真實; 實在) true; real; honest Ⅱ名詞1 (實際; 事實...
- 驗 : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
- 流體 : [物理學] fluid; fluor流體力學 fluid mechanics; hydromechanics; 流體生物學 hydrobiology; 流體運動學 hydrokinematics
-
Additionally, it has utilized the harvest of the diffluent and confluence cross experiment made by beijing university of technology, which has enhance the application of the software and be of innovation
同時,軟體利用了北京工業大學建築環境與設備實驗室多年來在帶調節拉桿閥片的合流及分流四通局部阻力系數的實驗研究成果。這一點,將擴大了軟體的工程應用范圍。The second passage of the article is the essential section, composed with macrocosm design, organization implement and feedback collection, designing and outlining the systemic model of certificate of leadership qualification, the whole assessment system pays attention not only to the macrocosm structure, proper and scientific frame, extensive applicability, but also to concrete steps, exiguous and intuitionistic programming, simple and convenient operation. the macrocosm design exerts modern examination theory and systemic project method to describe thoroughly the basic principles, applicable range, certificate categories, the setting of organization system, assessment target of leadership qualification, the choice of content and technology ; organization implement gives exiguous and concrete designs on the period of qualification examination, choosing time, confirmation of the certificate scale and qualification censor, written examination, interview, pub
總體設計中運用現代考試理論和系統工程的方法,適應形勢,結合實際,對認證制的基本原則、適用范圍(正副廳、正副處、正副科等三等六級) 、認證的分類、組織體系的設置、任職資格認證評價目標、內容和技術的選擇進行了宏觀全面地闡述;組織實施中對任職資格考試周期、時間的選擇、認證規模的確定以及資格審查、筆試、面試、考察、公示的操作等進行了微觀具體地設計;反饋迴流中對認證工作的檢驗和評估、任職資格的跟蹤動態管理和認證制保障機制的建立進行了詳細說明。The experimental teaching reform for the fluid mechanics
淺析工程流體力學實驗教學改革2 montoye r k, hokenek e, runyon s l. design of the ibm risc system 6000 floating - point execution unit. ibm journal of research and development, 1990, 34 : 59 - 71. 3 oberman s. floating - point arithmetic unit including an efficient close data path
我們採用90納米cmos標準單元工藝以及synopsys自動布局布線流程進行實驗,實驗結果表明該演算法在高性能雙通路結構的浮點加減運算中引入后,可以使得近路徑的運算延遲整體降低10 . 2 % ,且演算法本身沒有造成新的關鍵路徑。The algorithm principle, hardware design and software design of the scheme are proposed and experimentally demonstrated ; the main contents of this thesis are as follows : firstly, we study the principle of the fiber optic weak magnetic sensor based on magnetostrictive effect. after analyzing the characters of the magnetic field sensing signals, we know that the magnetic field sensing signals ’ fundamental component is proportional to input dc magnetic field
敘述了該方案的原理、軟硬體設計過程,並通過實驗進行了驗證,本文主要內容如下:首先,研究了基於磁致伸縮效應的光纖微弱磁場傳感器傳感原理以及輸出信號的特徵,分析得出在干涉儀處于正交工作點時,傳感器輸出信號的基頻分量與被測直流磁場成正比關系。In different in terne die travel, the metal flow characterize in warm extrusion forming processes and the affection for the flow of metal stage which made by the difference between the blank bottom altitude and the axial direction limiting size in warm extrusion forming technique have been analysed we have gotten the equivalent strain field and the velocity field and other field variable that the blank in different in terne die travel and the die travel - load curve. at the same time, we have analyzed the contributing factor for the oil pump stator forming process optimized and achieve thereasonable die parameter for the war m extrusion forming finally, the optimized technics parameters were used into pilot production, then the qualified oil pump stator forging were produced, the analog results were compared with those of pilot production
論文具體分析研究了不同成形工藝過程中金屬流動的特點,並對不同凸模行程下溫擠成形過程中的金屬流動特點、坯料連皮厚度(底部高度)與溫擠壓成形工藝中的軸向界限尺寸的差值對金屬變形階段的影響進行了分析,獲得了坯料在不同凸模行程下的等效應變場、速度場等場變量及凸模行程-載荷曲線,同時對油泵定子成形過程的影響因素等進行了分析,優化並獲得了合理的溫擠成形工藝及模具參數。最後,利用模擬優化獲得的各項工藝參數進行生產實驗,得到實際生產出的合格油泵定子件,並將模擬結果與生產實驗結果進行比較。We have a high - quality, experienced team of it experts, relying on a mature service system and workflow to provide high - quality consulting, project implementation and after - sales maintenance services
我們擁有一支高素質,經驗豐富的it專家團隊,依託一整套成熟的服務體制和工作流程為客戶提供高質量的顧問咨詢,工程實施和售後維護等一系列服務。In this thesis hydraulic experimental studies and theoretical analyses on the vortex - flow drop shaft were conduced and the following results were accomplished : ( 1 ) in the model test some hydraulic characteristics including the shape of air core in the center of the drop shaft, the radial distribution of water flow velocity and the distribution of pressure on the wall of the drop shaft were measured under the condition of high water head above 250m and large discharge above 1400m3 / s. ( 2 ) a kind of computational method for the spiral water flow in the air core region of drop shaft was discussed and applied and the results agree the experimental data well. ( 3 ) the total ratio of energy dissipation in the drop shaft can reach 90 % and the energy dissipation in every region was discussed quantitatively
本文通過試驗研究與理論分析對旋流式豎井泄洪洞應用於高水頭、大泄流量情況時存在的一些水力學問題進行了研究和探討,取得以下主要成果:一、結合小灣工程導流洞改建,對高水頭( 252m ) 、大泄流量( 1400m ~ 3 s )條件下旋流式豎井中的水流運動特徵進行了比較全面的測量,包括空腔形態、徑向流速分佈及井壁壓強等;二、提出了豎井空腔段螺旋水流水力計算方法,其計算結果與實測值吻合良好;三、利用試驗與計算結果,對旋流式豎井的消能機理進行了探討,對豎井各部分的消能能力有了總體認識;四、對豎井下部消力井的合理井深進行了優化試驗研究,發現消力井合理深度為0 . 9d左右;五、通過試驗研究,歸納出豎井水流總摻氣量估算方法,為導流洞排氣方案的設計提供了參考依據;六、在高水頭、大流量條件下,豎井空腔段下部流速很高,盡管水流螺旋運動引起的離心力可以確保井壁壓強保持正壓,但空化數依然較低,因此豎井的空化空蝕始終是工程界關注的重大問題。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、建模過程、控制策略以及控制系統的實現。通過對精煉爐底吹氬過程式控制制系統進行研究與分析,並根據流體力學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) ,建立起了被控對象的平均神經網路模型和執行機構(即pwm調壓器和pcm調流器)的數學模型。在此模型的基礎上,從底吹氬工藝要求和控制系統的實際情況出發,提出了壓差內環模糊參數自適應pid控制策略和流量外環模糊pi復合控制策略,以實現氬氣流量的精確控制。Centered on the investigation on the evolvement of permeability as well as the coupling action between seepage and stress, the following work is carried out : 1. a further examination is given to classical biot seepage theory to discover the basic assumption to form the coupling seepage equation, and discuss the variety of coupling equations between seepage and stress and their adaptabilities. the physical meanings, adaptability, testing method of seepage parameters used in equation of continuum are analyzed based on the experimental investigations on complete relationship between stress, strain and permeability of rock and engineering test on permeability of rock at different depth
本文圍繞巖石破裂過程中滲透性的演化規律及其滲流-應力耦合作用機理這一課題,開展以下方面的研究工作: 1 .對經典biot滲流力學做了進一步的考察,揭示建立耦合滲流方程的主要假設,討論了各種滲流與應力耦合方程及數學模型的適用條件,通過巖石應力應變-滲透率全過程實驗研究和不同深度巖體滲透率工程試驗研究,分析了連續介質模型耦合滲流方程參數的物理意義、適用性、測試方法。This thesis introduces the whole development process of gyns transportation costs payment requests system, which from requirement analyzing and system designing and system achieving to application, and sums up the process of research and development experience and inadequate. furthermore, i summarized the differences of china and japan in software engineering. above all, the chapter introduces the applications field background
本文主要介紹說明一汽豐田物流項目中,運輸費用支付請求系統的需求分析、設計理念、功能模塊、系統實現和系統相關的一些理論和工具,以及系統完成後的測試部署、經驗總結;在此基礎上,對中日雙方在軟體工程中的差異區別作以簡要的分析和觀點闡述。This paper describes the basic features and components of data warehouse system, and deals how to use description - driven technology to integrate different data warehouse systems, how to implement the change from one data schema to another, how to clean dirty data in data transformation process, and how to exchange data among different components or systems. at last, this paper takes two products to illustrate how to implement systems following these principles and methods. these two products are the e - chain system as an application in commerce domain, and the ftedws system as an application in engineer test domain
本文分析了數據倉庫系統軟體的基本特徵,提出了利用描述驅動技術來實現數據倉庫系統的集成管理,描述了etl操作和分析處理的基本處理流程和相應的執行構件,定義了集成框架中數據模式轉換規則和數掘清洗規則,構建了一個基於星型模式和對象模型的分析模型和相應的數據查詢語言,提出了集成框架系統構件間的數據交換標準,並定義了基於此標準的的數據交換和元數據交換方法,探討了集成框架標準構件管理的基本方法和權限管理,最後介紹了數據倉庫集成框架系統在商業領域的應用實例e - chain系統和工程試驗領域的應用實例ftedws系統。Experiment data is analyzed with method of projection pursuit for more reliability and utility value. this paper first systematically studied energy dissipater of suspension girder in steep gradient with supercritical flow according to used in actual engineering and received perfect effect. experimental studies about the distribution velocity, the variation of water surface and pressure are undertaken
然而,文章主要針對已獲國家自然科學基金資助,且已在實際工程實踐中產生了良好消能效果的陡坡急流懸柵消能工的部分試驗成果,進行了較全面深入地討論,即具體根據試驗資料系統分析了懸柵陡槽內泄水時的流速分佈、底板壓力分佈及水面線變化情況。For the first application of water jet technology in multi - ring hole reaming and on the basis of the laboratory simulation test deep discussion was made and specific technical parameters were determined. the engineering practice has proved its feasibility
首次將水射流技術應用到多環擴孔施工中,在實驗室模擬試驗的基礎上對其進行了深入的探討,並確定了具體的設計參數,工程實踐證明該方法是可行的。At the meantime, the rock mass may alternate between loading and unloading and it exists in certain kind of liquid, such as surface water, unconfined water, confined water etc for its intrinsic crannies. the practical rock mass concerned project must solve the key stability pr oblem after the understanding of the complicated mechanical characteristic and the deformation trends to guide the following project design and construction for the demand of security, economy, feasibility and validity. however, the intrinsic nonlinearness and complexity of the engineering rock mass become the main difficulty to predict the stability and deformation, the corresponding structure design must ensure enough safety with all the determinate or random force combination, so a model without the geometry distortion and constitutive equation warp is necessary to be built for the quantificational analysis of practical structure ' s stress, for the simulation of the real process and for the determinate evaluation system and optimization
由於實際工程巖體其固有的非線性和復雜性,使得求解對應的諸如其穩定性、變形等問題面臨較大的困難,而有關的工程結構的設計必須保證該結構在外來因素的作用下具有足夠的安全度、經濟性和合理性,這必然要求對巖體及其工程結構的受力與變形有一套量化評判體系和優化技術,抓住實際工程問題的本質特徵並建立可行的符合幾何模擬、本構模擬、受力模擬、過程模擬四原則的求解模型,通過該模型的數值模擬成果來指導巖體工程的設計、施工及運營、管理;而巖體結構面的存在使得基於傳統連續介質力學理論的理論分析和數值模擬面臨巨大的挑戰,物理模擬的試驗周期和成本也大大增加,而巖土體工程問題則成為典型的數據有限、了解程度有限類問題,這類問題的解決需要綜合應用理論分析、經驗判斷、物理模擬和數值模擬等方法,數值模擬可以完成目前許多技術手段無法完成的實驗,如參數控制,復雜條件下的邊界條件的處理,同時數值模擬具有高可重復性,且數值模擬的成本和人力開銷等遠低於物理模擬,因此研究巖土體工程問題的流形元數值模擬方法是一項具有理論和實際工程應用價值的重要課題。In this paper a date from some real projects are used to analyse the facors that will affect the energy dissipation and erosion prevention. such as flood discharge across the cofferdam, crest elevation, downriver cofferdam, roughness coefficient and the gradient of the surface of dam, and so on. in this paper, the program based on hydraulics is checkout by the tankeng waterpower project in zhejiang. the results prove that this program can be used to design any project where there is no obvious side shrinking phenomena
本文結合工程實際對影響圍堰和壩體消能防沖的各種因素,包括過堰流量、壩面高程、下游圍堰堰頂高程、壩面糙率、壩面坡度等進行了分析,並藉助水力學知識和計算機語言編寫了圍堰和壩體的優化計算程序,並利用浙江灘坑水電站工程對所提出優化計算程序進行了驗證,證明了該程序在沒有明顯的側收縮的影響下,計算結果與實際情況較為吻合。Local discomfort is an important reason of human discomfort in winter air condition room. basis of the method of computation fluid dynamics, through phoenics computation simulation, with the premise that flow and temperature distribution is basically consistent, the article further analyzes the distribution regulation of indoor parameters in air condition room and reflects the characters which ca n ' t give out and reveal only by experience and practical measurement on the spot. at the same time, it provides some very excellent forecast and evaluation methods by use of cfd
由於冬季空調房間的熱特性的影響,局部不適是冬季空調房間內的人體不舒適的重要原因,基於計算流體動力學方法,通過phoenics的計算模擬,在流動和溫度分佈的基本規律相符的前提下,進一步細化了空調房間室內參數分佈的規律性,反應了僅憑經驗和現場實測所不能給出和揭示的特點,同時運用cfd工具為工程實踐提供了很好的預測和評價手段。The thesis makes model experiment on imminent problems existed in deep excavation water - decreasing project, the concrete contents is as follows : ( 1 ) soft soil two - layer structure stratum is simulated, deep excavation water - decreasing model test is carried on and the law of water motion is observed depending on precise instruments
就深基坑降水工程實際中出現的急待解決的問題進行了大量的試驗研究,具體研究內容如下: (一)在實驗室模擬軟土地區二元結構地層,進行深基坑降水模型實驗,觀察地層承壓地下水水流運動狀態和運動規律。We successfully apply the two - fluid model ( tem ) and kinetic theory of granular flow studying the two dimensional dense gas - solid flow characteristics in the large scale circulating fluidized beds and the cold experimental system with piv. the results of simulation are in accord with others " simulation and experimental results. in the end, we make the three dimensional simulation for the cold cfb riser, which is closer to the factual operation and this experimental results
在對高濃度氣固兩相流的研究中,根據fluent軟體現有的條件和解決工程實際問題的需要,採用單氣固相雙流體歐拉模型,採用模擬紊流固粒流中普遍接受的方法「顆粒流的運動理論( kinetictheoryofgranularflow ) 」 ,對大尺度循環流化床進行了二維數值模擬,與他人數值模擬結果和實驗結果進行了對比,檢驗模型的準確性。In the process of software testing, the control flow analysis is applied to discover the hierarchical flow of the module procedures, by which the structural validity of this software is proved
為了滿足工程實際要求,軟體測試過程中採用控制流分析方法繪制了iop監控程序及十三個模塊測試程序的軟體控制流程圖,驗證了fmc執行軟體實現的正確性。分享友人