velocity calculation 中文意思是什麼

velocity calculation 解釋
速度計算
  • velocity : n. 1. 迅速;快速。2. 速度,速率。3. 周轉率。
  • calculation : n. 1. 計算,計演算法。2. 推定,預測。3. 深思熟慮,精打細算;慎重的計劃;算計。
  1. Numerical calculative simulation could factually reflect the dynamic characteristics of the whole equipment and inner flow and diathermancy of split - stirling crycooler. through the calculation, the velocity, temperature, pressure and other detailed information of airflow in any position inner the crycooler could be gained ; the distribution of each parameter could be confirmed and reasonable explanation for the experiment result could be made

    數值計算模擬能接近真實地反映分置式斯特林製冷機的整機和內部流動、傳熱的動態特性,通過計算可以得到製冷機內部任一位置的氣流流動的速度、溫度、壓力等詳細信息,確定各參數的分佈情況,並可以對實驗結果做出合理的解釋。
  2. 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。
  3. According to the calculation formula of the ratio of pile and soil of compound foundation bearing capacity, and base on the calculation formula of the ratio of pile and soil given in this thesis, the relation model of rayl eigh wave velocity and gravel pile compound foundation bearing capacity is deduced

    根據復合地基承載力應力比計算公式,基於本文提出的應力比計算模型的基礎上推導了瑞雷波速和碎石樁復合地基承載力之間的關系模型,建立了日本模型、武漢地區模型、下遼河平原模型三種模型的碎石樁復合地基承載力計算公式。
  4. By using the multi - configuration dirac - fock ( mcdf ) method, the effects of relaxation and correlation on the transition energies and probabilities of electric - dipole allowed ( el ) resonance and intercombination transitions for 2p53s3 - 2p6 in neutral neon have been systematically studied firstly. and the results of the transition energies and probabilities ( lifetimes ) in length and velocity gauge have been presented. during the calculation, in order to consider the rearrangement effects of the bound - state density and some important correlations, the asfs of transition initial - and final - states were divided according to their angular - momentum and parity and calculated, and different number of csfs were included in the expansion of asfs

    本文利用多組態dirac - fork ( mcdf )理論方法,通過對輻射躍遷初、末態電子波函數的獨立計算以及在原子態波函數的展開中考慮不同數量的組態波函數,系統地研究了弛豫和相關效應對中性ne原子2p ~ 53s ~ ( 1 . 3 ) p _ 1 ~ o - 2p ~ 6 ~ 1s _ 0電偶極共振和復合躍遷的能量以及躍遷幾率的影響,給出了長度和速度兩種不同規范下激發態的能量和輻射壽命;以中性ne原子的研究為基礎,進一步研究了類ne等電子系列離子( z = 11 - 18 )較低的激發組態2p ~ 53s和基組態2p ~ 6的能級結構以及各能級間的輻射躍遷特性。
  5. Another based mathematics model about the anchor cable is used for ship - anchor system. the numerical calculation have been worked by programmed in the matlab language. at the same time the influence that the dragging speed of antisubmarine helicopter and the height over the surface of ocean acts on the shape and the tension of underwater cable, and that the current velocity and the diameter of anchor cable acts on the shape and the tension of anchor cable, has been calculated

    把建立的水下拖索數學模型和錨索數學模型分別應用於航空吊放聲納探頭?纜繩動力學系統和船?錨系統,採用matlab語言編程進行了數值計算,同時分別計算和分析了反潛直升機拖速、距海面高度對拖索形狀和張力的影響以及海流速度、錨索直徑對錨索形狀和張力的影響。
  6. The research aims at the demonstration and the mend of the design on the new purifier and presents a calculation method for solving the two - phase flow in fluid machine by the finite element method. after analyzing the two - phase flow in the new purifier by means of the continuum model, poisson equation, navier - stokes equation and continuous equation are derived and solved by using the finite element method. the solution on pressure, velocity and particle concentration simulates the departure well between oil and water, which proves the accuracy of the design on the new purifier

    本文採用兩相流連續介質模型,由兩相分離流動理論得到控制方程,採用chorin的直接速度-壓力mac法的思路,對新型油水分離裝置內油水兩相流動作了細致的分析,同時首次把科氏慣性力引入兩相流模型中,進行分析和計算,將研究擴展到三維,並用有限元法分別解poisson方程、 n - s方程、連續方程的方法,對流場內壓力場、速度場、濃度場進行了分析和計算,較好地模擬了新型油水分離裝置內油水分離的現象,證明了設計方案的正確性。
  7. It is showed that numerical calculation could give the same position of separation line with the cold gas simulation. however, numerical simulation result is of a little deferent from cold gas simulation in some details, such as recirculation velocity and turbulent intensity. the main problem of numerical simulation is that the turbulent model is not perfect, and the computational grid is not precise enough

    利用實驗結果對數值模擬的準確性作了檢驗和評價,結果表明數值模擬能給出與實驗結果一致的分離線位置,但在某些流動細節上還有差別,如迴流速度大小和湍流度等,數值模擬中存在的主要問題是湍流模型不夠完善和網格生成不夠精細。
  8. Around 40 ; the neutral curve obtained by the growth rates of the temperature fluctuation has a ringlike curve separated from the main branch of nachtsheim s calculation by velocity fluctuation at the lower grashof number side ; and its phase velocity is close to the maximum mean velocity where the critical layer of the eigenmode locates. the thermal fluctuation decays rapidly as the nondimensional frequency above 0. 4, so that it means that the coupling effect between instability wave generated by buoyancy fluctuation and velocity waves by invicid instability seems weak enough for their critical layers in the range of the nondimensional frequency

    詳細研究了自然對流邊界層中最早失穩的浮力振型的功率譜波長波速與臨界層位置等基本特徵和它為主導其他振型尚未失穩時按線性理論得到的3種相互獨立振型的振幅分佈。系統地測量了它所對應的溫度和速度漲落的振幅增長規律和中性曲線,實驗結果表明,溫度漲落的中性曲線在低格拉斯霍夫grashof數
  9. So according to the technology regulation of reclamation engineering, hydraulic calculation must be carried out in the design of final closure. this paper firstly introduces the progression and present situation of reclamation engineering, emphasizing on the features of present reclamation and on the experiences and theories of home and abroad ; using fortran perfects the hydraulic calculation program of the closure and makes the program to meet different conditions ( such as considering flood, the variation of time interval, multi - entrance, multi - reservoir capacity ), and after comparing and analyzing a great deal of schemes, the reasonable computation scheme was brought up ; the interface of the program was carried out by the programming language vb to make the process of calculation become easier and more distinct, so the result can be analyzed and handled more directly ; vb is used in the later management of the result to plot the graphic chart of the isoline of the maximum of hydraulic element ( the velocity of flow, the drop height and the rate of flow ) automatically ; finally it was applied in the reclamation project of dongbidao of fuqing

    本文首先介紹圍海工程的發展進程與國內外圍海的開發現狀,重點介紹了我國目前圍海工程的特點及在圍海工程實踐中積累的經驗和理論;利用fortran語言完善堵口工程龍口水力計算程序,使程序可以滿足圍海工程復雜工況下(如考慮內港洪水、計算時段的變化、多口門、多庫容、多水閘)的龍口水力計算,並進行大量方案的比較和分析,提出合理計算方案;利用面向對象的可視化編程語言vb進行界面開發,使計算過程有良好的人機界面,更直觀地對計算結果進行分析和處理;計算結果的后處理採用vb編程實現龍口水力要素最大值等值線圖的繪制;並運用所編軟體對福建省福清市東壁島圍墾工程進行龍口水力計算,為堵口合龍提供科學依據。
  10. In viewing of the characteristics of propagation of 3d converted wave, studies are performed on the processing methods of 3d converted waves, such as horizontal component rotation, calculation of 3d transition point, hyperbolic velocity analysis and nmo ( normal moveout ) correction of 3d converted wave, and non - hyperbolic velocity ratio analysis and nmo correction of 3d converted wave

    基於三維轉換波傳播特點,對三維轉換波資料處理方法進行了研究,包括水平分量旋轉,三維轉換點計算、三維轉換波雙曲速度分析與動校正、三維轉換波非雙曲速度比分析與動校正等。
  11. On the basis of published research of experts and scholars, relations among the velocity of water, that of solid particles and that of settling slurry have been established by the analysis of momentum transmission between water and solid particles in the upward inclined pipeline. then the calculation formulae for the upward - inclined - pipe hydraulic gradient are derived

    本文在系統總結現有專家學者的研究成果基礎之上,通過分析向上傾斜管道輸送中清水與固體顆粒的動量傳遞過程,從動量守恆的角度建立了清水速度、固體顆粒速度和漿體流速之間的關系,進而推導出了向上傾斜管道輸送的水力坡度計算公式。
  12. The result of calculation shows that in that flood season of 1999, the flow of baini channel in networks was reciprocating flow for common ; it was in the extreme case of the storm surge, and affected by extreme velocity and topography, the flow in baini channel course and was rocking crookedly, this demonstrating the instability flow phenomena

    計算結果顯示,在99年洪季時,河網內白坭水道流動為通常的往復流動;但在風暴潮極值狀態下,由於受極值流速及地形的影響,流動在白坭水道中彎曲扭擺,呈現出流動不穩定現象。
  13. Definition of inlet velocity of tube well for water supply and its calculation

    供水管井進水流速的定義及其計算上
  14. The calculation of these velocity and displacement curves from the accelerogram is not a trivial matter.

    要從加速度記錄計算速度和位移曲線也不是一件輕而易舉的事。
  15. Distribution and calculation of surface velocity field in ship wakes of sar image

    合成孔徑雷達圖像中艦船航跡表面速度場的分佈與計算
  16. Secondly, i applied the method of matrix analysis to build up mathematic model of swaying platform, and solved the question of motion anti - solution, velocity and acceleration. then i analyzed the dynamics problems of the swaying platform. based on the calculation of the swaying platform ’ s force and moment, built up the dynamics equations of swaying platform by using virtual work principle

    其次,應用矩陣分析和齊次坐標變換建立了搖擺臺的運動學數學模型,從反運動學的角度分析了搖擺臺的位置、速度和加速度的反解方程;分析了搖擺臺的動力學問題,通過對搖擺臺的驅動桿進行附加力和附加力矩計算,並利用達朗貝爾原理和虛功原理,建立了搖擺臺的動力學方程。
  17. The numeral calculation results agree with the given velocity distribution, and the rate of convergence is quick

    數學計算結果與設定振速分佈一致,同時收斂速度也很快。
  18. The sculling error in the velocity calculation is described and the sculling optimal compensation algorithms are derived in the sculling base motion environment. for testing the sculling correction algorithms " performance, several simulations are practiced and the simulation results show that the sculling compensation term in the velocity integration algorithms can not be neglected for the high accuracy sins in highly dynamic environments. 3

    分析了速度更新計算中劃船誤差的產生機理,詳細推導了劃船補償演算法並在劃船運動條件下推導了劃船補償優化演算法,最後對各階演算法進行了模擬分析,模擬結果表明:對處在高動態環境下的高精度導航系統,劃船補償不可忽略; 3
  19. Algorithm of reference velocity calculation for braked vehicle based on wheel speed information

    椎基底動脈供血不足性眩暈的中醫藥治療進展
  20. On the basis of digital image processing technology, we made a research of measurement technology of micro flow field, brought forward a new velocity calculation method of whole flow field, and analysed its application in oil contamination on time analysis ststem

    本文在數字圖像處理技術的基礎上,研究了微流體的流場測試技術,提出了一種新的全流場速度計算方法,並且分析了它在油液污染實時分析系統中的應用。
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