水流連續方程 的英文怎麼說

中文拼音 [shuǐliúliánxùfāngchéng]
水流連續方程 英文
continuity equation of flow
  • 水 : 名詞1 （由兩個氫原子和一個氧原子結合而成的液體） water 2 （河流） river 3 （指江、河、湖、海、洋...
  • 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...
  • 連 : Ⅰ動詞1 （連接） link; join; connect 2 （連累） involve （in trouble）; implicate 3 [方言] （縫） ...
  • 續 : Ⅰ形容詞（連接不斷） continuous; successive Ⅱ動詞1 （接在原有的后頭） continue; extend; join 2 （...
  • 方 : Ⅰ名詞1 （方形; 方體） square 2 [數學] （乘方） involution; power 3 （方向） direction 4 （方面） ...
  • 程 : 名詞1 （規章; 法式） rule; regulation 2 （進度; 程序） order; procedure 3 （路途; 一段路） journe...
  • 水流 : 1. （江河） rivers; streams; waters2. （流動的水） current; water flow; fluent; flow; [水文] stream current
  • 連續 : continuation; succession; series; continuity; continuing; running; continuous; successive; contin...
  1. Considering the electrovalence, the curve of water consumption and the reliability of water supply, this paper respectively sets up the model based on the maximal flux and the model based on the expectation flux. it takes yearly expenditure converting value and yearly cistern converting value as target function and takes continuity equation, velocity of flow and compression resistance of cast iron pipeline as restrictions and sets up the pga model on optimal design of water supply networks

    考慮到峰谷電價、用水量變化曲線及用水可靠性因素的影響，分別建立了以最高時流量設計管網的模型和以期望時流量設計管網的模型，以年費用折算值加上清水池年造價折算值為目標函數，以連續性方程、管中流速和鑄鐵管耐壓值等為約束條件，進行并行遺傳演算法對給水管網優化設計的實現。
  2. The theory of minimum entropy production or minimum rate of energy dissipation shows that a river is stable when it is in a relative equilibrium condition. ( 3 ) the river facies formulas of alluvial river have been developed using the theory of minimum rate of energy dissipation together with flow continuity and motion equations, suspended load transport or bed load transport equation. ( 4 ) the causes of the river patterns are explained using the theory of minimum rate of energy dissipation

    （ 3 ）基於最小能耗率原理，以水流能耗率作為目標函數，以水流連續方程、水流運動方程及懸移質挾沙力公式或推移質輸沙率公式作為約束條件，通過對目標函數求條件極值，分別推導出以懸移質造床為主的顯式河相關系式和以推移質造床為主的顯式河相關系式。
  3. To avoid manual labor of chiseling - grossness, in the area of second - stage concrete construction, permanently non - removed metal molding boards nets are used as molding boards of first - stage concrete. substitution joints of reinforcing steel bars for traditional electric welding and usage of equipments for joints of reinforcing steel bars efficiently improve strength of junctions and rate of connecting reinforcing steel bars, and safety of construction and stability of quality, and greatly reduce cost. it ' s possible that three gorges project become top - ranking project in the world by study on systems engineering of high - strength concrete construction

    混凝土縫面處理採用高壓水流沖毛技術，大大提高了施工工效，減少了倉面污染；模板工程大量採用定型鋼模板施工技術，提高了壩體混凝土成型質量和工程進度；在二期混凝土施工區域，為免除人工鑿毛勞動強度，採用永久性免拆金屬模板網作為一期混凝土模板；鋼筋連接改進傳統的電焊連接方式，採用大量採用鋼筋接頭機械連接技術，有效提高了接頭強度和鋼筋連接速度，施工安全性大大加強，質量穩定性有效提高，經濟成本大大降低；三峽二期工程持續高強度混凝土施工系統工程的研究，使三峽工程成為名符其實的「世界一流工程」成為可能；三峽二期工程混凝土溫控綜合技術的應用，有效降低了壩體混凝土溫度的產生；混凝土表面處理及裂縫處理技術的應用，提高了建築物的整體性和耐久性。
  4. 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。
  5. The progress in recent years on general theory of ecologization for river engineering is summarized ; serial discontinuity concept, environmental flow methodologies and ecological - hydraulic engineering are expounded in detail ; problems existing in current research and distinction between home and abroad are analyzed ; direction for future research on ecologization for river engineering is forecasted

    摘要綜述了近年來河流工程生態化的基礎理論研究進展，詳述了序列不連續體概念、環境流量方法和生態水利工程學，分析了當前研究中存在的問題以及國內外的差距，展望了今後河流工程生態化的研究方向。
  6. Some measures are introduced for the recoveries of river geomorphology diversity on the basis of river continuum concept, four - dimensional nature and eco - hydraulic engineering

    基於河流連續體、河流四維模型等河流生態修復的基礎理論以及生態水工學的相關理念，對河流地貌多樣性修復的一些方法和工程措施進行了總結和歸納。
  7. A variety of mathematical models based on continuous equation and the momentum equation and many solutions partial differential equation value computational method in the open canal turbulent flow solution, still could widely apply and yield the satisfactory result

    但是，非穩態的navier - stokes方程對于明渠水流的瞬時運動還是適用的，以連續方程和動量方程為基礎，建立的各種數學模型和許多求解偏微分方程的數值計算方法在明渠紊流的求解中仍能廣泛應用。
  8. ( 2 ) a series of experiments on time scale distortion are made with real river model, inflow and outflow boundary condition, and continuous simulation. by means of analysis of the experimental data on model water level, water - surface gradient, cross velocity, outflow discharge process and the sediment transportation capacity, the main physical reasons for the above hydraulic parameters deviations caused by time scale distortion are illustrated : response delay of model channel storage capacity and rate of water level with time

    （ 2 ）採用真實的河工模型和入出流邊界控制條件以及連續模擬的方法進行了有關時間變態率的系列試驗，通過模型水位、比降、流速、出口流量過程線和斷面挾沙力試驗資料的分析，闡明了時間變態引起上述各種水力參數偏離的主要物理原因：模型的槽蓄響應和洪水過程時間變化率的響應滯后。
  9. Abstract : according to the characteristics of solid - liquid two - phase flow, the equation of motion and the equation of continuity for hammer computation are deduced in this paper. the equations are applied to analyze the effect of different prevention deveces used to relieve water hammer pressure in pipeline transport with displacement pumps. it is concluded that the air vessel and pressure relief valve are better than other devices

    文摘:本文針對固液兩相流的特點，建立了水擊計算的運動方程及連續方程，並採用新方程對礦山常採用的容積泵輸送中使用的儲氣罐、泄壓閥、緩閉逆止閥等減緩水擊壓力的防護措施進行了計算分析，得出儲氣罐、泄壓閥減壓效果最好的結論。
  10. Dynamic control of the limit water level belongs to non - structural measures of reservoir operation. with the analysis of the cause and rule of flood in the catchments and taking advantage of hydrology and metrology information, the operable method can be obtained which not only satisfies the flood prevention but also takes full advantage of flood resources, and the upper and lower limits of the limit water level are determined with serial hydrology calculation. then, the rule of using the upper and lower limits is put forward to reach a beneficial flood operation with small risk

    汛限水位動態控制方法屬於水庫風險調度的非工程措施范疇，通過分析流域洪水的成因和庫區降雨及致洪規律，結合水庫的蓄泄能力，積極慎重的利用水文氣象預報信息，研究既能滿足防洪要求，又可充分利用洪水資源的可操作性的調度方法，利用水文系列的連續演算方式推求汛限水位的變化范圍，提出使用汛限水位上下限的原則，達到風險較小、效益較大的目的。
  11. ( 2 ) on the basis of continuity equation, momentum conservation equation, energy conservation equation, and substantial equation, coupled thm governing equations are derivated with giving up the assumption of local thermal equilibrium, adopting thermal elasto - plastic constitutive relation, taking the effect of temperature gradient on groundwater seepage ( analogous to soret diffusion ) and the effect of viscous dissipation of groundwater on temperature field of rock mass into account

    （ 2 ）根據連續性方程、線動量平衡方程和能量守恆方程以及相應的物性方程推導了飽和巖體溫度場-滲流場-變形場三場耦合作用控制方程組。在推導控制方程組時舍棄了「局部熱平衡」假設，採用了熱彈塑性本構關系，考慮了溫度梯度對地下水滲流的影響（類soret效應）以及地下水的粘性耗散對巖體溫度場的影響。
  12. Traditionally, the saturated zone is modeled as a simple lumped continuity equation :, dsitqsdt where t is time, s is the total storage in the reservoir, i is the spatially integrated volume of incoming wa - ter, and q is the discharge subsurface runoff which only depends on the total storage s. this kind of subsurface runoff model has many different parame - terizations 10 12, however it has a very common char - acteristic that the subsurface runoff is just a sin - gle - valued storage - discharge function

    對于大尺度水文模型而言，目前常常採用的是集總式的地下徑流機制，其連續性方程一般可表示為d ， dsitqst ? 1這里t是時間， s表示整個流域潛水面土壤層的飽和區域總的水分儲存量， i t表示t時刻土壤的非飽和區域向整個潛水面的水分補充量， q s表示僅依賴於水分儲存量s的地下徑流量量
  13. According to two - dimension flow continuity, momentum equations, suspended sand diffusion equations and two - phase flow bed sand motion equations, hydraulic - dynamics sediment accumulation mathematical model between two impounding dams was set up by adopting the methods of weighting and concentrating masses

    根據二維水流連續、運動方程、懸沙擴散方程和兩相流底沙運動方程，採用加權集中質量剖分方法，建立了蓄水兩壩間水動力、泥沙淤積數學模型。
  14. On base of the associated explore data of the hefei station and the maanshan station in anhui province and applying the upwards retrieval method that the relatively simple mass continuous equation is used to calculate vertical velocity, to retrieve the three - dimensional construe of the atmospheric wind field, the retrieval construe of the atmospheric three - dimensional wind field and the allocation of the convective system are in reason

    然後再用此反演方法對2003年7月5日發生在安徽省的一次降水過程進行分析，根據安徽省合肥站和馬鞍山站對此次降水過程的聯合探測資料，應用上述質量連續方程求取垂直速度方案反演出大氣風場的三維結構。反演出的大氣三維風場的結構及中尺度對流系統配置基本合理。
  15. This paper, firstly, presents briefly the basic theories of current water hammer calculation including both water hammer mathematic model and calculative methods ; points out continuity equation not meeting the conditions of steady flow, sin 0 being inherent illogically in current water hammer mathematic model, calculative methods of the equation being scarcely precise, etc, which account for the continuity equation is false in the current water hammer mathematic model

    本論文首先簡要介紹了當前水擊計算的基本理論，包括水擊數學模型和計算方法。指出了當前水擊數學模型中的連續性方程不能滿足恆定流條件、 sin項存在的不合理性等問題，說明當前水擊數學模型中的連續性方程是錯誤的。同時也指出了目前的計算方法也存在不嚴謹之處。
  16. This paper analyses the origin and development of green bridges, and describes the functions of the type of the bridges in maintaining natural process and pattern connectivity of landscape with reference to the construction experiences the developed countries keep their land connected and in the light of the ecological corridors of both rivers and land

    摘要分析綠色橋梁的緣起與發展，結合發達國家保持國土連通的建設經驗，針對河流水域及陸地之生態廊道，指出綠色橋梁在保持其景觀自然過程與格局連續方面的作用。
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