流式計算 的英文怎麼說
中文拼音 [liúshìjìsuàn]
流式計算
英文
stream computing- 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...
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 計 : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 計算 : 1 (求得未知數) count; compute; calculate; reckon; enumerate 2 (考慮; 籌劃) consideration; pla...
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The difference between the results, using the fud and copmd schemes respectively for the two - dimensional case, are given
比較了二維矩形突擴管道流動分別用fud 、 copmd格式計算結果的差異。In the paper, river and the downstream area of dike are regarded as a whole system, and hydraulic model of coupling 1 - d river and gradual dike - break is established, therein the preissmann implicit difference scheme is applied to main river, and the fvm ( finite volume method ) is applied to the breach and polder
本文將河道與堤壩下游區域視為一個整體,對于單一河道採用preissmann四點隱式差分格式計算,對于潰口及圩區採用有限體積法,建立了一維河道與堤壩漸潰耦聯的水力模型,也是一維、二維耦合的水流模型。Task assignment algorithm for pipelined computing in grid
網格中流水式計算的一種任務指派演算法The process of computer speech recognition is almost the same as that of human ’ s. now the mainstream of speech recognition technology is based on the basic theory of statistic mode recognition
計算機對語音識別的過程和人對語音識別的過程基本上是一致的,目前主流的計算機語音識別技術大都基於統計模式識別的基本理論。Compared with octree data structure, the omni - tree data structure could reduce the meshes " total numbers and get better mesh quality. this paper uses cell - centered finite volume spatial discretization and four - stage runge - kutta time - stepping scheme with some convergence acceleration techniques such as local time stepping and enthalpy damping
在流場計算中,本文採用格心格式的有限體積法用二階中心差分對歐拉方程作空間離散,用四步龍格庫塔方法作顯式時間推進。As to the simulation, three - dimensional n - s equations and two - phase flow model, in which the liquid toluene spray as discrete particles was considered, were employed to describe the turbulent combustion processes in the combustion chamber. the mass and energy transfer between the two phases were calculated by the droplet evaporation model, and the arrehnius model was used to obtain the gas chemical reaction rate. the details of 3d flow field, the distributions of temperature and compounds were obtained by solving the equations
數值模擬方面,應用三維湍流n - s方程以及顆粒軌道模型描述了激光器燃燒室內部的噴霧兩相燃燒流動過程,兩相之間的質量、能量交換由液滴蒸發模型計算,氣相化學反應速率由arrhnius公式計算,通過耦合求解氣液兩相模型方程,模擬了燃燒室三維流場,得到了燃燒室內的溫度和組分濃度分佈。The numerical algorithm of solving the adjoint equations for different design cases have been developed by using finite volume methodology which is usually used to solve the flow governed equation. it includes the some important aspects, such as flux formulation, wall and far - field boundary treatment methodology, dissipative term formulation, etc. after the solution of the adjoint equations is obtained, the derivatives of the cost function with respect to all the design variables can be evaluated with the same operation. this can yields a significant saving over the other gradient - based techniques when there are many design variables
( 3 )進行了應用控制理論和三維歐拉方程的機翼氣動反設計研究,以及有升力約束情形下機翼跨音速減阻問題研究,分別推導了相應的共軛方程及邊界條件數學表達形式,研究與發展了三維共軛方程的有限體積數值求解方法,及相應梯度公式的數值求解方法,通過對計算網格生成、流場計算、共軛方程數值求解、梯度求解和優化演算法等多方面的有效結合,成功發展了三維機翼的氣動反設計和跨音速減阻優化設計程序,成功地進行了多個設計算例研究。On the basis of these results, the relations of total - pressure recovery coefficient or flow coefficient and flight mach number, angle of attack and the second movable wedge angle of the inlet have been founded by hypersurface fitting, then the mathematical model of the inlet is established
根據流場計算結果並利用超曲面擬合方法建立了進氣道總壓恢復系數、流量系數與飛行馬赫數、進氣道攻角及二級可調斜板角度之間的關系,由此得到了二元混壓式超聲速進氣道數學模型。Topics covered include : sorting ; search trees, heaps, and hashing ; divide - and - conquer ; dynamic programming ; amortized analysis ; graph algorithms ; shortest paths ; network flow ; computational geometry ; number - theoretic algorithms ; polynomial and matrix calculations ; caching ; and parallel computing
課程主題包含了:排序、搜尋樹、堆積及雜湊;各個擊破法、動態規劃、攤提分析、圖論演演算法、最短路徑、網路流量、計算幾何、數論演演算法;多項式及矩陣的運算;快取及平行計算。The verification of the algorithm is performed using a gauss - distributed concentration ball and a stock wave at steady flow in an open channel. the comparison with an analytical problem solution shows that the precision and the stability of quasi - consistence hexahedral element method is as good as that of consistence hexahedral element method, better than that of the linear interpolating function method
6 、比較分析了網格布置形式對圓管流動和臺階突擴流動計算結果的影響后表明,應在物理量梯度變化較大的區域適當加密網格,才能較好地模擬這些區域的流動特性以及壁面對整個流動的影響。By analyzing the results of the crhdm single cylinder experiment, constants in the formula of the flow resistance were obtained
利用控制棒水壓驅動機構單缸性能實驗的結果,擬合求得了流阻公式中的系數,並將公式計算流阻與實驗結果進行了對比。According to the control rod hydraulic drive mechanism ( crhdm ) and the characteristics of its hydraulic cylinder seal structure, the leaking ways of the hydraulic cylinder piston ring seal were analysed, its theoretical calculation model was built and its flow resistance formula based on the calculation model of differential pressure at the hydraulic cylinder piston ring seal was deduced
摘要根據控制棒水壓驅動機構水壓缸活塞環密封結構的特點,分析了水壓缸活塞環的泄漏途徑,建立了活塞環密封泄漏流阻的理論計算模型,並結合水壓缸活塞環密封處的壓差計算模型,推導出水壓缸密封結構的流阻計算公式。The formula of calculating flood peak at downstream stations according to upstream flood peak at hydrometer station was proposed in this research. in the formula river boundary and flood type factors etc. were main factors and the formula can reflect the impacting factors of flood deformation
報告給出了由上游水文站洪峰流量計算下游站洪峰流量的計算公式,公式包含有河道條件和洪峰峰型因子,較全面地反映了影響洪水變形的因素。Embedded processors dorminate the keyboard, mouse, disk driver, hard disk, display, network card, modem, sound card, printer, scanner, digital camera and usb hub, etc. in the fields of control, communication, instrument, automobile, shipping, aeronautics, military, and consumable, embedded computer is a master
一臺通用計算機的外部設備上就包含了5 - 10個嵌入式微處理器,鍵盤、鼠標、軟驅、硬盤、顯示器、顯示卡、網卡、 modem 、聲卡、印表機、掃描儀、數字相機、 usb集線器等均是由嵌入式處理器控制的。在工業流水線控制、通訊、儀器儀表、汽車、船舶、航空航天、軍事裝備、消費類產品等領域更是嵌入式計算機的天下。This paper gives a comprehensive presentation about the fundamental of the flow - measuring method by flume, the design of khafagi flume and the buoy - level mechanism, the signal conversion by the angle measuring sensor and the deduce of the flow equation. it also introduces the hardware design, the development and emulation on software of the intelligent measuring meter in detail. the error of flow measurement is analyzed and calculated in the end either
本文對槽式流量測量的基本原理、卡發基槽和浮桿測量機構的設計、角度傳感器的信號轉換以及流量計算公式的推導做了全面的闡述;詳細介紹了智能儀表應用系統的硬體電路設計和應用軟體的開發及模擬調試;最後對測量系統的各項誤差進行了分析和計算。In order to measure water usage in the plain irrigation region, economic and flexible flow measure method should be chosen at the prerequisite of making good use of exiting water works. considering the reality that the irrigation devices are usually various and the exiting open - channel flow meters are costly and inflexible, the chosen field unit should be general and worth
考慮到平原灌區中的灌溉形式和量水設施的多樣化,現有的明渠流量計通用性、靈活性差,所選擇的現場單元應具備通用、測控一體、性價比高的特點,既實現不同測流方案的流量計算,又達到控制水量的目的。The original flow rate formula of parobolic throat flume used for u - shaped channel is implicit function and is not convenient for calculation in irrigation districts. an simplified formula is developed in this paper, with a di fference between results calculated with the original formula and the new formul a being less than 0. 5 %
用於u形渠道量水的拋物線形喉口式量水槽原流量公式為隱函數形式,針對其使用不便的現狀,通過理論分析推導出了顯函數形式的量水槽流量公式,計算結果與原流量公式比較相對誤差值0 . 5 % 。The paper presents a new method of calculation formula based on probability method with studying the hunter ' method and russian method deeply
本課題在國內外概論公式的研究和應用基礎上,探索概率論的流量計算公式新方法。The principle of flow measurement is also presented. based on general pc - based programmable controller, the general and flexible measure - control field unit is developed, which has specialty characteristics and is suitable for different water measuring devices
為適應在不同的測流方式下的數據採集和流量計算,採用通用的pc - based可編程式控制制器,用c語言開發出具有專業特色、通用、靈活的測控一體現場單元。The calculation of isotropic soil seepage by finite analytic 5 - point scheme in irregular domain
採用非規則區域有限分析5點格式計算均質滲流分享友人