物流模數 的英文怎麼說
中文拼音 [wùliúmóshǔ]
物流模數
英文
logistics modulus- 物 : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
- 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...
- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 數 : 數副詞(屢次) frequently; repeatedly
- 物流 : logistics and transportation
- 模數 : [物理學] modulus; module; modulo; mod
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Using the mode of ais network at sea for reference, relying on the background of " human first " navigation human culture, using the theory of modern logistic " bpr, and get the idea of " the core is information flowing ", then describer the seaman ' s work on board particularly. apply some modern technology, such as : network and digital communication, database, visual procedure, from network construction, database designing, database linking, to interaction windows designing, achieve the following functions step by step
借鑒ais海上網路建設模式,依託以人為本的航海人文背景,利用現代物流理論的過程優化理念,現代物流的核心為信息流的理念,對航海活動中船方工作內容予以細化,利用現代網路與數據通信技術、數據庫技術、可視化編程技術等,分網路建設、數據庫設計、編程工具與數據庫的訪問方法、可視化界面的設計等若干步驟,逐步實現系統如下方面的功能。In the same time the output torque can also be measured and controlled rapidly and accurately. due to the complex nonlinear relation between the applied electrical field and the torque, it ' s difficult to set up the model using existing physic and mathematic theories. however, artificial neural network can express discretional nonlinear relation and has ability of study, which provides a new concept and method to solve this problem
由於波紋式電流變傳動機構的外加電場和電流變液產生的力矩間呈復雜的非線性關系,用現有的物理和數學理論來建模尚有一定的難度,而人工神經網路有表示任意非線性關系和學習的能力,給解決這類問題提供了新思想和新方法。Under the assumption that the inner surface of stator sleeve and outer surface of rotor are smooth, taking the fact into account that the temperature of stator sleeve of evaporation cooling motor keeps almost the same, horizontal evaporation cooling motor is simplified as a physical model of two coaxial sleeves, with outer sleeve ( the stator ) holds still and keep at constant temperature and inner sleeve ( the rotor ) is rotating and heated
本文通過數值和實驗手段研究了臥式蒸發冷卻電機楔形氣隙中的流體流動、傳熱現象。本文在定子套筒和轉子表面光滑的假設下,針對蒸發冷卻電機定子套筒壁面基本恆溫的特點,將實際蒸發冷卻電機簡化為同軸套筒內筒加熱旋轉、外簡靜止定溫的物理模型。Also the theoretical basis of the method have been checked through simple deducing simulation and the influences of various physical parameters on the method have been studied. it is shown that the method is theoretically reliable for the production oil wells without very high production rate and is more suitable in field production for oil wells ( i ) in area with bigger geothermal gradient ; ( ii ) producing fluids ( oil and water ) with distinguish thermal characteristics ; ( iii ) producing oil with lower heat capacity or water with higher heat capacity ; ( iv ) with good surface measurement accuracy, as well as the method h as certain requirements on the accuracy of the temperature and flowmeter logs sensors
就該產出剖面方法的理論基礎進行了簡單的正演模擬和可能影響該方法的各項物理參數進行了全面的考察,結果表明,該方法對于非高產的生產油井來說在理論上是可靠的,在實際生產中適合於( 1 ) 、油井所在地區地溫梯度較大的油井; ( 2 ) 、油水熱特性差別較大的油井; ( 3 ) 、油比熱容值偏低水比熱容值偏高的油井; ( 4 ) 、井口計量精度較高的油井,並且對井溫測井和流量測井的傳感性精度有一定的要求。This paper evaluates benefit of investment about the programming of logistic park, according to many inputs and outputs of the programming of logistic part, in order to find out noneffective planning projects of investment, and turn them into effective projects
本文根據物流園區規劃投資建設具有多投入、多產出的特點,應用數據包絡分析方法對物流園區的投資規模規劃進行投資效益評價,以期找出非有效的投資規模規劃方案,並對其進行有效性改進。Based on the ostwald - de waele equation, the leakage characteristics of power - law transmitted by helical gear pump are researched, and the leakage model of power - law in the clearence is founded, and - the velocity distributing and the leakage capacity are worked out by the boundary condition. the power loss of leakage is got through the clearence leakage capacity, and the friction power loss is attained by the velocity distributing. the mathematic calculation model
利用冪律流體本構方程,首次對聚合物流體在斜齒齒輪泵中的漏流特性進行了研究,建立冪律流體在間隙中的泄漏模型,利用邊界條件求出速度分佈及泄漏量;由間隙泄漏量得到漏流損失功率,由速度分佈得到流體摩擦功率損失,並得到間隙最優解的數值計算數學模型,同時給出實例及數值計算結果。And finally, with hllc and lax - friedrichs type approximate riemann solver for discretising conservative equations and a nonconservative equation, a simple accurate and fully eulerian numerical method is presented. compared with the numerical results of hll scheme, the hllc scheme has a high resolution for shock waves and avoiding the nonphysical oscillation of the hll scheme
最後用lax ? friedrichs格式及hllc格式作為通量函數對守恆一維euler型方程組進行了離散,並將數值模擬結果和saurel的hll格式模擬結果進行了比較,發現:在兩相流數值模擬過程中,相對來說hllc格式對激波的解析度最高,結果最穩定,避免了hll格式在間斷處的非物理性數值振蕩。And the system ' s functions include transporting, warehousing, loading, machining and distributing. secondly, on the base of analyzing relative information in logistics deciding and describing data relations, the technology of cals ( continuous acquisition and life - cycle support ) is selected to manage database, at the same time, some advance techniques of information analysis are put forward in order to get a across - the - aboard and integrated information support. thirdly, according to the system ' s functions, six mathematics models are set up, and the general way to using these models deciding is also gain
首先描述了系統的組成要素,界定了系統功能(運輸、儲存、裝卸搬運、流通加工、配送) ,給出了系統總體框架;第二,在物流決策信息分析及3pldss數據關系描述的基礎上,選擇cals技術對數據庫進行管理,同時採用先進的信息分析技術為物流決策提供全面、完整的信息支持;第三,根據系統擬實現的功能開發模型庫,建立了六種數學模型,並給出使用模型決策的一般方法;第四,通過3pldss的人機交互系統實現與用戶對話;最後給出了一個比較成功的案例以說明信息系統對于第三方物流的巨大作用。The process plan module includes input of part information, translation between the part information and database, and auto creation of sequence files ; the route plan module can design the part route on some shop floor, and the bill of processes also can be auto created
工藝過程規劃模塊完成了零件信息的輸入、信息與數據庫之間的轉換以及加工單元設備運行控制文件的自動生成。路徑規劃模塊用以指定零件加工物流路徑和工藝過程清單的自動實現。In this paper, the sensibility analysis of the factors affecting the temperature in well bore is relatively systematically made by using a large number of the data calculated with the borehole flow and heat transfer 3 ? d numerical model proposed by the author. the study shows that the thermophysical parameters of the drilling fluid and formation, etc. and the entrance temperature and circulating capacity, etc. of drilling fluid have a greater influence on the temperature in well bore. therefore, accurately mastering the thermophysical parameter values of penetrated formation and drilling fluid in well bore, considering the influence of the temperature and pressure on thermophysical parameters and accurately measuring such parameters as entrance temperature and discharge capacity of drilling fluid, etc. are of utmost importance for accurately simulating the temperature in well bore
利用由作者提出的井內流動和傳熱的三維數值模型計算所得的大量數據,文章對影響井內溫度的諸多因素進行了較系統的敏感性分析,研究表明:鉆井液和地層等的熱物理參數以及鉆井液的入口溫度、循環排量等對井內溫度有較大影響,因此,準確掌握所鉆地區地層和井內鉆井液的熱物理參數值,考慮溫度壓力對熱物理參數的影響,準確測量鉆井液的入口溫度、排量等參數值,對于井內溫度的準確模擬至關重要。Based these researches acquired and using a mathmatical model, this thesis tries to research the contaminant concentration distributions of three - dimention indoor turbulent flow by means of computational fluid dynamics and heat transfer, and then works out the ventilation efficiency
本文企圖在前人的基礎上,通過建立相應的數學模型,用流體流動數值計算方法來模擬室內三維的紊態氣流中的污染物濃度分佈,進而分析計算室內的通風效率,得出通風效率較好的室內氣流組織形式。At the beginning of the paper, a literature review on the domestic and abroad researches of container terminal logistics system is provided introducing some computer simulating model technology apply case on container terminal logistics system on the domestic and abroad ; secondly this article introduce the element and characteristics of container terminal operation system, specially operation flow, controlling principle ( including gate testing principle, ship controlling principle, quay operating principle, yard i / o operating principle, yard running system ), followed by quality evaluating index and empiristic formulas of container terminal. at last, the paper introduces the basic components, layout, loading and unloading process flow of tian jin container terminals, evaluates the related performance parameters and at last introduces some related empiristic formulas based on the historical data of an actual terminal
本文首先回顧了國內外集裝箱碼頭物流系統的研究動態,介紹了國內外計算機模擬技術在集裝箱碼頭物流系統模擬中的應用情況,然後介紹了集裝箱碼頭作業系統的組成和特點,以及其裝卸工藝、作業流程、操作原則(包括大門檢查箱作業原則、船舶調度管理原則、碼頭前沿操作原則、堆場存取箱作業管理原則、堆場管理系統) ,接著介紹集裝箱碼頭系統的性能評價指標和碼頭通過能力經驗公式及出入口車道數計算,並結合天津港集裝箱碼頭物流系統的特點,系統地介紹了天津港集裝箱碼頭的基本組成、布局、裝卸工藝、作業流程后,評估了集裝箱碼頭物流系統的相關性能指標,並結合實際碼頭的歷史數據,介紹一些相關的經驗公式。Based on the analysis of thin sections by microscope, measurement of porosity and density, and geological setting, we tested the rock physical parameters of sandstone, siltstone, carbonate and other transitional sedimentary rocks by the mts system under formation conditions ( temperatures, pressures and pore fluid properties ). the rocks we tested are from tertiary ( including zhujiang formation, zhuhai formation, enping formation, hanjiang formation ) of zhujiangkou basin in southern china sea. according to the analysis results, we studied the main ultrasonic wave velocity characters of rocks, which are compressive and shear wave velocity and poisson ' s ratio under different formation conditions
在對珠江口盆地第三系儲集巖進行顯微鏡薄片分析、孔隙度和密度分析,以及地質背景分析的基礎上,利用巖石物理參數測試系統( mts )模擬地層條件(溫度、壓力和孔隙流體狀況)測試了珠江口盆地第三系(包括珠江組、珠海組、恩平組、韓江組,以下有關討論同)砂巖、粉砂巖、碳酸鹽巖及其過渡性巖石物理性質,重點研究了不同地層條件下巖石的聲學特徵(巖石的縱橫波速度和泊松比) 。The blade inner channel cooling is a complex convection - conduction coupling problem. this thesis build a three - dimension. compressible turbulence model, and give a general solve method. with the geometrical model of the glossily rectangle straight channel, the rectangle straight channel with in - line arrays disturb plates, the rectangle straight channel with staggered arrays disturb plates, the rectangle straight channel with slant disturb plates, this thesis compute the flow and heat transfer condition when the cold air path though these channels, and gain the temperature field, pressure field, velocity filed, in addition. this thesis also analyze the influence of the different channel height, the different channel materials, the different channels, and gain the function relation between he nusselt number, friction factor and reynolds number. this thesis is emphasis on the new heat transfer enhancement structure, that is, disturb plates, with the comparison with the glossily channel and channel with pin fins, the heat transfer enhancement effect of the former is better, and the conclusion can be used in the design of aircraft blade
葉片內部通道冷卻是一個復雜的對流?導熱耦合傳熱問題,本文在分析葉片內部通道冷卻的流動與傳熱情況的基礎上,建立了三維、可壓縮紊流的物理模型,得到了通用的求解辦法;利用不帶擾流片的矩形直通道、帶順排擾流片矩形直通道、帶叉排擾流片、帶傾斜擾流片的矩形直通道的幾何模型,計算了冷卻空氣通過這幾種通道時的流動與換熱情況,得到了各種不同情況下計算區域的溫度場、壓力場、速度場;在此基礎上分析了不同的通道高度、不同的葉片通道材質對葉片內部通道冷卻的影響,並整理得到了各種通道形式下,努謝爾數和阻力因子與雷諾數的函數關系;本文重點研究了新型的葉片內部通道冷卻強化傳熱措施?帶擾流片的內部冷卻通道的強化傳熱效果,通過與光滑矩形直通道、帶針肋通道的冷卻效果的比較,表明了這種新型鮚構的優勢,對于葉片內部通道冷卻結構的設計可以起到指導的作用。After knowing fully the present situation of business operation of the golden cereal company and development characteristics in logistic - system field, the mathematics model of logistics system has been established in the article with the application of linear program method in operational research, as well as the strategy of minimum route in graph theory and the thought of transiting all over ; meanwhile, on the foundation of internet network technology and structure of b / s, the online optimization design and production of web page have been carried out for the logistic - system of the golden grain farming capital company with adoption of jsp ( java server page ) technology and sql server database technology
本文在充分了解金色谷農資公司的業務運行現狀和物流配送行業發展特點的基礎上,應用運籌學的線形規劃方法,以及圖論中最短路徑的策略和圖的遍歷的思想,建立了配送系統數學模型;並基於internet網路技術b s結構基礎上,採用jsp ( javaserverpage )技術和sqlserver數據庫技術,對金色谷農資公司物流配送系統進行了網上優化設計及網頁製作,研製開發了金色谷農資智能配送網。Modern logistics system simulate optimization this thesis in theory aspect, establish the mathematics model and bring up the calculate way using heuristics method to optimize the right conveyance problem in the simulative logistics system ; solution logistics the center choose problem, make use of the number analysis the method ( center of gravity method ) to proceed the optimization design solution to calculate ; the thesis furthest extrude put great emphasis on the logistics system production total cost had bigness affect and difficult to control over the problem of the manufacture and stock quantity make use of the matlab to bring up the simulative optimization design project separately with simple optimization algorithm and simplex method algorithm
現代物流系統模擬優化論文在理論方面,用物流系統模擬對運輸優化問題運用啟發式方法建立數學模型、提出演算法;在解決物流中心選址問題時,利用數值分析法(重心法)進行優化設計解算。本文最為突出的是運用簡單尋優技術的單純形法利用matlab就物流系統中對總成本有巨大影響並難以控制的生產和庫存數量問題提出可行的模擬優化設計方案。In the light of the fundamental method of analysis of the theories concerning enterprise competitiveness, this essay deals with the study on the enterprise competitiveness in lanzhou railway bureau. first, it makes a holistic analysis on the competitive environment and elaborates the status quo of development ; second, it establishes the index system for the assessment of the enterprise competitiveness in lanzhou railway bureau, and makes general and comparative assessment of the enterprise competitiveness, and then a conclusion is drawn ; lastly, it presents the ways and solutions to upgrade enterprise competitiveness in lanzhou railway bureau, based on the analysis of causes for the conclusion. the method of analysis in this essay is valuable in reference for the study of other enterprises in the same industry
首先,對蘭州鐵路局競爭環境進行了宏觀環境分析和競爭環境分析,認為在現階段蘭州鐵路局擁有良好發展環境,同時也面臨著替代性運輸方式、潛在競爭對手和現代物流發展的強大威脅;其次,對蘭州鐵路局的發展現狀進行了闡述,從運輸生產、經營管理、市場競爭等不同角度進行了深入分析,認為現階段蘭州鐵路局在西北運輸市場仍然佔有一定優勢;第三,運用企業競爭力評價理論建立了蘭州鐵路局競爭力評價的指標體系,並採用模糊數學和dea評價方法對蘭州鐵路局競爭力進行了總體評價和比較評價,得出了蘭州鐵路局競爭力不強的結論,並針對評價結果進行了原因分析;最後,提出了蘭州鐵路局競爭力提升的思路和對策。This article flows the information system take the jilin postal service the design as the research object, first introduced the research background, the significance and the research content, the multianalysis postal service entered the modern age to flow the domain the superiority and the inferiority, disparity and insufficiency, as well as needs to overcome question, expounded the jilin postal service development third party flows condition, was clear about the third party to flow the information system the concept
提出吉林郵政物流信息系統設計的總體目標,按照基礎設施、技術層、數據層、功能層、服務層的順序分析吉林郵政物流信息系統各項功能和應用。對吉林郵政物流業務流程重新整合,確定訂單管理、倉儲管理、配送管理和結算管理的業務流程。藉助數據流程圖、 e - r圖、控制矩陣等工具先後完成系統功能、邏輯模型、數據庫和內部控制的設計。Based on the review, the fluid flow and heat transfer in the curved circular and rectangular pipes have been researched by employing perturbation method and numerical simulation with a physical model under the rotational orthogonal curvilinear coordinate in a rotating curvilinear pipe with multi - parameters. we firstly analyzed the fully developed fluid flow and heat transfer, mixed convection heat transfer, the development of flow and heat transfer in the inlet in different cross section ( circular, elliptical, annular and rectangular crossection ). the variations of the secondary flow, axial velocity, distribution of temperature, the friction force on the wall, the ratio of friction factor as well as the nusselt number with different dimensionless parameters had been examined in detailed
本文在總結和分析了一個世紀以來有關曲線管道流動和換熱特性的研究成果的基礎上,以旋轉正交曲線坐標系統下的多參數旋轉螺旋管道中的對流傳熱為物理模型,通過攝動方法和有限體積法,首次對各種截面(圓截面、橢圓截面、環形截面、矩形截面)旋轉曲線管道內充分發展流動的流動結構和傳熱特性(包括耦合對流傳熱特性)以及旋轉曲線管道開口段發展流動的流動結構和換熱特性進行了系統的數值模擬和理論分析,詳細討論了各種無量綱參數對管道內軸向速度分佈、二次流結構、溫度分佈、壁面摩擦力、摩擦系數比以及管道nusselt數的影響,獲得了若干創新性成果。Numerical simulation of polymer flow in the coat - hanger die of melt blown process
熔噴非織造衣架型模頭中聚合物流動數值模擬分享友人