straight flow 中文意思是什麼
straight flow
解釋
直流式的-
Friction characteristics of oscillatory laminar flow in straight tube
圓直管內層流振蕩流的摩擦特性 -
This requires you to have all fingers and thumb together and pointed straight into the path you want the arm to follow - think in terms of feeling the onrush of water almost exclusively at your finger / thumb tips and nothing but smooth laminar flow across the tops and bottoms of your fingers
需要五指並攏，徑直指向並進入手臂隨之入水的路徑，手掌入水時，要感到水流猛沖手指和大拇指尖，並感到水流平穩地流過手心和手背。 -
Straight - through type : one - way seal and eccentric structure, 90 rotation of ball on opening hidden in the valve body chamber, and straight - through flow channel without any locking and jamming
直通式：單向密封和偏心式結構，開啟時球體旋轉90 。 、球體藏在閥體球室，流道直通，不會出現卡、堵現象。 -
It is also pointed out that the shear stress along the flow - in direction existing near the junction of straight and curve edges is one of the major components of drawing pressure, and it is very important in the calculation of drawing load of non rotational symetrical drawing
並且指出，法蘭直、曲邊交界附近存在的流入方向剪切力是拉深力的主要成分之一，在非回轉對稱拉深載荷的計算中非常重要。 -
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。 -
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 -
Recovering three - dimensional motion and structure by using of correspondence of straight lines and the computational theory of optical flow for conic curve are expounded in article
本文先介紹了基於特徵直線對應恢復剛體運動和結構參數的方法，然後闡述了有關曲線光流計算的方法。 -
Great difference in pressure for two flow made pressure wave system and it help to extend the delay time for gas in chamber, which increases combustion effusion. second, to increase combustion effusion, the inlet temperature of air and gas should be enhanced in the range of heat releasing in chemical reaction. third, the first work condition is unburned absolutely and the second work condition is burnt in shear layer of inlet and the end of down wall zone in straight segment
對于壓力差很大的兩股氣流，所形成的壓縮波系的結構可以增加燃氣駐留時間，提高燃燒穩定性;為了提高擴散燃燒的效率，在保證能放熱的化學反應溫度范圍之內，應適當提高燃氣及空氣的來流入口溫度;燃氣噴嘴應居於燃燒室軸線上，是改進超音速燃燒室結構的一種思路。 -
The flow capacity of the straight pattern valve in the full open position is typically 20 % lower than the oblique type
全開位置上的直線式結構閥門通常比傾斜式結構的流通能力小20 % -
At the same time basic ideas of building the 5638 ? interpolation library were proposed on the basis of the windows nt dynamic link library standards. the interface between the interpolation routines and user mode applications was defined. then the flow design of the routines, which implement the straight line and circle interpolation, was accomplished
本文還依據windowsnt動態連接庫的規范提出了設計其插補函數庫的基本思路，定義了插補函數與用戶態程序之間的介面，並完成了直線和圓弧插補函數的流程設計。 -
Full - bore : full - bore straight - through type with connection between valve and pipeline or straight pipe, equal sectional area and " 0 " loss of flow
全通徑：全通徑直通式，閥門與管道或直管連接相通，截面積相等，流量損失為「 0 」 。 -
A simulation is carried on three swirling flow with different nonaxisymmetric tangential injection in a horizontal straight pipe to find if neglect their deflations whether they equate to axisymmetric module. a conclusion can be found that when nonaxiwymmetric conditions are occurred, there will be deflections near entrance that are different from axisymmetric condition, and these deflections will be erased on area far from entrance
另外對水平圓管中三種非軸對稱切向入流按軸對稱近似計算時進行數值比較分析，發現三種非軸西安理工大學碩士學位論文對稱切向入流條件下在近入口處出現很大的偏差，這種偏差不能忽視;而經過充分的發展之後，這種差別將被抹平，即在離入口較遠的區域各種情況的計算結果與軸對稱條件比較差別不大。 -
Relaxation factors are adopted. a program is produced to simulate swirling air flow in a horizontal straight pipe and compare with experiment data. the simulation prove that the modified k - model can predict the core, annular and wall regions near entrance and axial velocity far from entrance, but it ca n ' t predict tangential velocity well in weak swirling area far from entrance
編程計算水平圓管內螺旋氣流的流動參數並與實驗數據對比，結果表明修正-湍流模型在近入口處基本上能預測出中心區、環形區和近壁區的流動特性，在遠離入口弱旋流區域對軸向速度的預測符合實際情況，但是出現對周向速度修正過大的現象。 -
A straight inlet baghouse which can effectively reduce energy consumption of equipment in operation and lengthen the service life of fabric bags, as well as gas flow structure in the tank body have been presented, and numerically simulating the gas flow distribution in the tank body being carried out by using calculated flow dynamics ( cfd ) method, providing a method and parameters for adjusting the gas distributing plates structure to realize reasonable flow rate distribution in the tank body
摘要介紹了能有效降低設備運行能耗、提高濾袋壽命的直通式袋式除塵器及其箱體氣體流通結構，並利用cfd方法對箱體流量分配和氣流分佈進行數值模擬，給出了實現箱體流量合理分配的氣流分佈板結構調整方法和參數。 -
As for the straight - labyrinth weir, the flow pattern character, the discharge capacity and its effecting factors are discussed ; the flow formula is deduced ; a set of discharge coefficient formulas are given basing on the former study ; and the efficiency is discussed
系統討論了直線型迷宮堰流態特徵、過流能力及其影響因素；推導了直線型迷宮堰流量公式，並在前人研究的基礎上擬合出綜合流量系數的計算公式；討論了直線型迷宮堰的效率問題。 -
For improving the flow manner on the plate, the downcomer apron was modified from straight shape to trapezoidal shape. the hydrodynamics performance of the modified ctst tray, for example, the pressure - drop of dry tray and wet tray, liquid weeping and vapor entrainment etc were measured
對優化后的塔板流體力學性能進行了測試，分別測量了不同氣液流量下的干板及濕板壓降、霧沫夾帶量和漏液量等數據，並與改造前的塔板流體力學性能進行了對比。 -
The main works and conclusions in this paper are as follows : 1 、 the two - phase flow patterns are observed in micro - fin helical tube. the flow pattern map is obtained and compared with the map of smooth straight tube, the result of which explains the theory of transformation among the flow patterns in micro - fin helical tube and the pattern difference between helical and straight tube
具體說來有以下內容： 1 、對微肋螺旋管內兩相流動流型進行了實驗觀察，作出了流型圖，並與水平直管流型進行了分析、比較，解釋了兩者間的流型差異和微肋螺旋管流型間的轉變機理。 -
Urbular turbine generator set is suitable for heads from 2m to 15m and large discnarge. its feature is that water flow is axial throughout the passage from the inlet to the outlet, so that the passage is straight conduit essentially. the tubular turbine generator set is characterized by good characteristic of water flow and high efficiency. etc
混流式水輪發電機組廣泛適用於高中低各種水頭，一般從10米至300米，其特點是水流流經轉輪葉片時先沿著幅向進入，然後逐漸變成軸向離開，因而混流式水輪發電機組具有運行可靠，結構簡單，平均效率較高等特點。 -
With the favor of these techniques, the static pressure distribution along the length and the velocity profile at the mini - channel exit were obtained. with the data of more than 500 flow states based on 13 kinds of mini straight rectangular channels that their heights were 0. 5mm and 1. 0mm, the effects of characteristic scale, surface roughness and the aspect ratio of rectangular on the characteristics of flow resistance of mini straight channels were studied
採用在沿程測量氣流靜壓分佈、在出口測量速度分佈的方法，對高度0 . 5mm和1 . 0mm的13個微小直矩形通道的500多個狀態流場進行了測量，研究了特徵尺度、表面粗糙度、橫截面寬高比等因素對微小等直通道流動阻力特性的影響。 -
In this paper, the structure and working principle of the system is studied, the principle of straight measured parameters, the mathematics model of the derived parameters and the discrimination of drilling states, as well as the principle of the hardware system designing are analyzed. also, the principle of long - distance data transmission is discussed ; meanwhile this system adopts gprs technology to transmit the datum of the drilling place. the software architecture, data flow, and the function model of the drilling states monitoring system are presented
論文首先對系統的結構和工作原理進行了研究，分析了直測參數測量原理、派生參數和工況識別的數學模型及硬體系統設計原理，並對遠程數據通信原理進行了研究，系統首次採用gprs技術進行鉆井現場數據的遠程傳送；其次討論了現場監測系統的軟體體系結構、數據流程及功能模塊的設計；然後研究了異地監視系統的軟體體系結構，分析了幾種數據通信方法，並對解決系統實時性和生成歷史曲線的關鍵技術進行了深入的研究，最後對異地監視系統的功能模型進行了介紹。
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