steady flow model 中文意思是什麼
steady flow model
解釋
定常流模式-
Typical variable windfield models, such as large scale steady wind flow, downburst, turbulence, airflow over mountain, are developed and their physical specialities are discussed. furthermore, simplex modules are integrated to form complex model. facticity and application technique to flight simulation are discussed
討論了以下幾種典型風場模型（大尺度均值風模型、 dryden紊流模型、微下擊暴流模型和過山氣流模型）的物理特徵與建模方法，並對單一模型進行復合，建立變化風場模型庫，最後討論了各種模型的真實性與如何應用於飛行模擬； 3 -
For a soil or rock of water - lacked, a heat transfer theoretical model is developed, which is a steady or unsteady, the results show that reservoir temperature, thermal diffusion coefficient, inlet temperature, flow rate of and run time of ground source heat pumps have an effect directly on heat transfer process of dhe. it can deduce that intermit running is favorable for this type of soils and rocks
對于貧含水地下巖土層建立了穩態與非穩態傳熱的理論模型，分析結果表明，巖土層的熱儲溫度、導溫系數、埋地換熱器進水溫度、流量以及地源熱泵系統的運行時間或開停機比，都對埋地換熱器的傳熱過程產生直接影響，可以推斷，對于該類型巖土層的地源熱泵系統，採用間歇運行將是有利的。 -
The viscid flux is discretized by second - order central difference scheme. baldwin - lomax turbulence model is implemented in navier - stokes flow solver. for steady - state calculations, a four - stage runge - kutta scheme with convergence acceleration techniques such as local - time stepping and implicit residual smoothing is used
其中，定常計算中的時間推進採用四步runge ? kutta方法，並應用了當地時間步長、隱式殘值光順等加速收斂措施；非定常計算中的時間推進採用jameson的隱式雙時間方法。 -
Based on the motion law of equal - width slit steady flow, the seepage calculation model simulating concrete face slab joints and face slab with dense cracks is studied and established under the extreme condition that slabs are destroyed
摘要基於等寬縫隙穩定流的運動規律，研究建立了混凝土面板極端破壞情況下面板接縫及密集裂縫型面板的滲流計算模型。 -
Based on the characteristics of the daily regulation wave of hydropower stations, the water surface lines in the rising and falling stages are calculated by using an one - dimensional steady flow model and an unsteady flow sediment model
摘要根據水電站日調節波的特性，運用一維恆定流和非恆定流泥沙數學模型，分別計算了河道漲落水過程的水面線。 -
The new water hammer mathematic model ( 3 ) fully meets the conditions of steady flow
新的水擊數學模型（ 3 ）完全滿足恆定流條件。 -
Here are three parts in this thesis : building steady state model and transient model for water hydraulic valves. research on the property of flow field inside water hydraulic valves. analysis of the force on water hydraulic valves
論文主要包含三部分的內容：水壓閥穩態模型和瞬態模型的建立；水壓閥內流場過流特性的研究；作用於水壓閥閥芯及閥體上的力特性分析。 -
The water surface lines in the reach from yichang to shashi, downstream of the three gorges, before and after completion of the three gorges reservoir are calculated by using a steady flow sediment model
在此基礎上，用恆定流泥沙數學模型計算了三峽水庫建庫前後，其下游宜昌~沙市河段的水面線。 -
Numerical simulation of the steady cavitating turbulent flow in the whole flow passage of a kaplan turbine has been carried out by using a full cavitation model and a mixture two - phase flow model
摘要採用一種完整空化模型和一種混合流體兩相流模型，對軸流式水輪機全流道內的定常空化湍流流動進行了數值模擬。 -
The cavitation flow in a nozzle at steady spray of a diesel engine was simulated, and the formation mechanism and distribution of cavitation inside the nozzle were analyzed using mixed multiphase flow model coupled with cavitation model
摘要利用混合多相流體模型加空穴模型的方法，模擬了柴油機孔式噴油嘴穩定噴射時嘴內的空穴流動現象，分析了空穴在噴油嘴內形成機理及其分佈情況。 -
In a word, ph and oc can affect adsorption characteristics of cadmium in soils, so the two - species freundlich model can improve the fitted precision on adsorption isotherms. nonequilibrium model can simulate the cadmium transport in saturated soils under steady flow condition
本文的研究表明，不同濃度鎘在不同質地土壤中的吸附與土壤的ph值和有機質含量有很大關系，考慮ph和有機碳的影響，有利於提高吸附等溫線的擬合精度。 -
The steady flow stress model of 7055 aluminum alloy at high temperature has been established by regression analysis and artificial neural networks methods, respectively
運用多元數學回歸和人工神經網路方法分別建立了7055鋁合金高溫塑性變形穩態流變應力模型。 -
In this paper, two - dimensional and three - dimensional flow models in supersonic inlet and a simple reacting flow model in combustor and integrated flow field are established on the basis of k ? two - equation turbulence model and steady - compressible n - s equations, which are dispersed by finite volume method
本文以定常可壓縮n - s方程作為控制方程，採用-雙方程模型作為湍流模型，分別建立了超聲速進氣道的二維、三維流場計算模型和補燃室及一體化流場的湍流燃燒模型，並採用有限體積法對控制方程進行離散。 -
In this paper i was in virtue of the fluent software, set up the geometrical model of jin ’ ao mansion and adjacent buildings, used non - equilibrium wall functions to deal with the problem which come from the near wall, used realizable k - turbulent model to simulate the steady flow around 3d high - rise buildings, we can get the distribution of mean wind pressure coefficient of the surface of jin ’ ao mansion and five aerodynamics components. they were compared with the data from the wind tunnel test, we found out the distance between the result of the wind tunnel test and numerical simulation in the acceptable range
本文以fluent軟體為平臺，建立金奧大廈及其周邊建築的計算幾何模型，近壁區採用非平衡壁面函數法處理，運用基於雷諾時均的realizablek -湍流模型進行高層建築三維定常風場數值模擬，獲得金奧大廈表面時均風壓系數分佈及基底五分量氣動力，並和風洞測壓試驗的結果及風壓系數積分計算的基底五分量氣動力相比較，發現兩者之間的差異在可接受的范圍之內。 -
In this paper, the continuity equation, the momentum equation, the k equation and the e equation are used to set up the theoretic model. the flow in the intake port is looked upon as the three - coordinate steady flow, but the heat transfer between the all and the flow in the intake port is n ' t considered
本論文利用連續性方程、動量方程、 k方程、方程建立氣道流動理論模型，將氣道內流體看作三維定常流動，不考慮氣道壁面與流體之間的熱傳遞。 -
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。 -
In this paper, a cfd simulation model for steady flow in the honeycomb wall - flow ceramic monolith filter element of a diesel particulate trap is established and solved with discretization and segregated solver
摘要研究的柴油機微粒捕集器採用目前應用最為廣泛的壁流式蜂窩陶瓷作為過濾體，根據其結構對稱性和內部流動數學模型，建立了穩態層流的過濾體內部流動cfd模擬模型，並運用離散格式分離求解器進行求解。 -
The quasi - steady state model of temperature profile for the reverse flow reactor with catalytic combustion of air contaminated with volatile organic compounds ( vocs ), is developed by rbf ( radial basis function ) neural networks
摘要用rbf神經網路建立了用於清除低濃度揮發性有機物的流向變換催化燃燒反應器擬定態溫度分佈模型。 -
Meanwhile, in a distributed parameter approach a steady - state model of condenser and evaporator has also been established in the form of concentric counter - flow heat exchangers
採用分佈參數法，建立了復合螺旋套管式冷凝器和蒸發器的穩態模型，並編制了冷凝器和蒸發器的設計和模擬軟體。 -
The traditional ventilation system of railway tunnels is always designed by the steady flow theory model ( stm ), which leads to many problems, such as the energy consumption is too large, mechanical ventilation ca n ' t be operated in some tunnels and automatic control of ventilation system with energy conservation also ca n ' t be performed, etc. this paper does some detailed studies on tunnel ventilation control method combined with a tunnel ventilation project
針對目前隧道通風設計採用傳統恆定流動理論，造成隧道通風系統能耗太大，使部分隧道不能進行正常機械通風以及隧道通風系統無法實現節能的自動控制等問題，本文結合具體工程，對隧道通風控制方法進行了較為深入的研究。
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