bend flow 中文意思是什麼
bend flow
解釋
彎道水流-
Numerical simulation on turbulent flow in a circular - section 90 - degree bend
彎曲圓管內流動數值模擬 -
In this paper, we study the most serious damming section of the east - one main canal, which is from the entrance of the hao wan flume ( chainage12 + 123. 6 ) to the exit of shang tian yuan tunnel ( chainage24 + 091. 1 ). the main content is analyzing the flow characteristic of the canal, setting up mathematical model of the discharge condition of the east - one main canal, according to the survey section and actual roughness factors, building, bend and so on, we divided the canal into more than loocaculation segments. each segment is calculated by microsoft excel electrical table through computer as permanent transition flow of non - prismatic channel
本論文研究的渠段為陸渾灌區東一乾渠壅水最為嚴重的渠段，從郝灣渡槽進口（樁號12 + 123 . 6 ）至上天院隧洞出口（樁號24 + 091 . 1 ） ，其主要內容是，分析渠道水流特徵，建立東一乾渠輸水狀況的數學模型，根據測量斷面及實際糙率、建築物、彎道等因素的不同，將渠道劃分成120多個計算段，每段按非稜柱體恆定漸變流，運用microsoftexcel電子表格進行編程計算。 -
The calculation results are given for the bottom width, curvature radius, channel length, slope, flow depth, and flow velocity of the bend
優化結果給出了引水彎道底寬、曲率半徑、中心長度、縱向比降、水深、流速。 -
By simulating a vertical 2 - d secondary bend flow, the secondary flow effects were taken into account and the simulation was coupled with a planar 2 - d depth - averaged model
本文提出了通過求解立面二維彎道環流運動的方法，在平面二維水流泥沙數學模型中考慮彎道環流的作用。 -
Leading by the nc bend tube welding jig design flow, develop a series of tools in the cad software platform, then construct the nc bend tube welding jig cad system under the tools collection ; 2 ) use the reverse technology of nc bend tube ’ s modeling, aim to the most general nc bend tube, reevaluation the bend tube ’ s essential feature by using the vector transformation algorithm, and establish bend tube model above this foundation
論文的主要工作包括以下幾個方面: 1 ）提出了數控導管焊接夾具cad系統框架。在數控導管焊接夾具的設計流程引導下，于cad軟體平臺上開發系列工具集，進而在工具集支撐下構建數控導管焊接夾具cad系統; 2 ）應用了數控導管逆向建模技術。 -
Valuation of uf - 100 automatic flow urinary sediment analysis bend in red blood cell in urine
100全自動尿沉渣分析儀檢測尿液紅細胞的應用 -
Abstract : this paper analyzes the essential features of bend flow, describes the relationship between submerged vanes characteristics and induced bed shear stresses, give the theory and design procedure of bank protection of river bend by using submerged wanes
文摘:本文分析了彎道水流的基本特性，闡述了充分淹沒在水下的導流屏特性和由此引起的河床剪應力之間的關系，給出了彎段河道導流屏護岸原理及設計方法。 -
More often, the standard k - turbulent model is used. but there are some disadvantages of it. in this article, the kng - k - turbulent model is used which can make good result on transient flow and bend flow
在水電站工程實際應用中以往多採用的是標準的k -兩方程模型，而本文採用了在標準k -模型基礎上變形的重整化群k -模型（ rng - k -模型） 。 -
The rate of energy dissipation of flow is used as the objective function, to make a set of decision variables, which minimize the objective function under the restrictions related to bend channel
以水流能耗率作為目標函數，並應用與彎道有關的約束條件，對樞紐中的引水彎道進行了優化設計。
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