fvm 中文意思是什麼

fvm 解釋
意見稿
  1. 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。
  2. The results show that it is the numerical method of high analyzable degree for the hybrid tvd scheme combinated with fvm, and the scheme is not only sufficiently accurate and nonoscillatory, but also capable of treating automatically hydraulic jump

    算例驗證表明：應用組合型tvd ? muscl格式配合有限體積法是一種高解析度的數值方法，且tvd ? muscl格式對于自動捕捉激波和抑制間斷附近的數值解波動十分有效，它對間斷具有高解析度。
  3. Finite volume method, fvm

    網格的有限體積法
  4. In the second chapter, the fluid mechanics principle of vortex flowmeter at first was introduced. the classical theory about vortex flowmeter and the method of computational fluid dynamics about flow around body were expanded on, and the model of the single bluff body and the dual bluff body vortex flowmeter were constructed. and then, fvm - finite volume method - analysis software fluent was applied to analyze the flow phenomenon of flow over single bluff body or dual bluff body

    然後通過大量實驗和理論分析給出雙鈍體渦街流量計的設計準則：當管徑為d ，鈍體形狀為三角形，則鈍體設計參數為：銳邊寬度= 0 . 26d ，高度= 0 . 34d ，鈍體之間的距離= 1 . 2d （即當兩鈍體寬度相等且鈍體距離等於單鈍體兩列旋渦之間的距離） 。
  5. A multi - block incompressible viscous flow solver has been developed that can be applied to simulation of a variety of ship maneuvering related flows and calculation of hydrodynamic forces. validation and verification of the solution procedure are carried out on several model problems with good agreement to experimental and numerical results. the present block - structured viscous flow solver is based on solving the reynolds - averaged navier - stokes ( rans ) equations with a second - order cell - centered finite volume method ( fvm ) on non - staggered grids

    本文即在這種背景下，瞄準船舶操縱水動力預報方面的國際前沿和熱點課題，通過對現代船舶粘性流計算方法的研究，自主開發了一個船舶操縱粘性流求解器，並將所開發的求解器成功地應用於一系列和船舶操縱問題相關的粘性流動與水動力計算，得到了令人滿意的結果。
  6. With which this paper develops a plat to get 3d geometries " euler equation flow solution using jameson ' s finite volume method ( fvm ) techniques

    本文通過對三維直角切割網格生成方法的研究，應用jameson的有限體積法建立了一個基於直角切割網格技術的流場計算軟體。
  7. The basic theoretical methods such as slab method, ubet, slip line method, fem, and fvm have been used in the research of metal plastic forming technology

    摘要研究金屬塑性成形規律的理論方法現在有主應力法、上限法、滑移線法、有限元法和有限體積法。
  8. At last the paper calculates and discusses the overall flow of the fadw using the finite volume method ( fvm ). the calculation results show that the adopted methods are reasonable

    將數值模擬結果與理論設計數值進行了對比，表明該計算結果是可信的，計算模型和所生成的網格是合理的。
  9. Analyzing the materials, decide on the application of reynolds time - averaged control equations and k - e two - equation turbulent mode, and using bfc, staggered grid to disperse the n - s control equation with fvm

    採用工程實際應用廣泛的湍流模型即基於雷諾時均方程和k -雙方程湍流模型，採用貼體坐標和交錯網格系統對n - s方程用有限體積法進行離散。
  10. Then, fvm is adopted to discretize the differential equations

    在此基礎上，採用有限體積法實現對微分方程的離散。
  11. Dued to the importance of the flow around the blunt bodies both in the theoretical study and in practice application, the two - dimensional numerical simulation for flow around square cylinder is performed, using pseudo - compressibility method and finite volume method ( fvm ) in the paper

    鑒于鈍體繞流在理論研究和實踐中所具有的重要意義，本文嘗試採用人工可壓縮方法和有限體積離散方法，實現對方柱繞流流場的數值模擬。
  12. Based on the numerical simulation for the large - diameter cylinder pile ' s 3d - circumferential flow under wave - flow co - function b using fvm, this paper analyzes the complicated 3d - torrent near the large - diameter cylinder pile, and gives the 3d - flow distribution, the stress distribution on the surface of cylinder pile and in the bed near the cylinder pile, furthermore, analyzes local scour of wave flow in the bed near the cylinder pile

    摘要通過應用有限體積法對在波流共同作用下大直徑圓柱繞流現象進行三維數值模擬，對圓柱體局部復雜流動進行了三維湍流計算分析，給出了三維流場、圓柱體表面及其所在局部底床床面應力分佈，並在此基礎上對圓柱體所在底床的局部沖刷進行了初步分析。
  13. In this paper, a three - dimensional ( 3d ) program for the three - dimensional reactive flow fields of complicated geometric nozzle, which governed by the compressible full navier - stokes equations with realizable k - s turbulent model, has been upbuilt by using full implicit couple arithmetic and fvm ( finite volume method ) based on understanding and assimilation of a two - dimensional program group of cr ( chamber - radon ). the new program fulfils the urgent need of numerical tools for simulating three - dimensional reactive flow - fields of hylte ( hypersonic low temperature ) and other latest nozzles, for which cr is out of action in simulation, and can be applied to simulate other chemical laser system, such as chemical oxygen iodine laser ( coil ), overtone fluoride hydrogen, all - gas iodine laser, and so on. furthermore, some related topics about nozzles design and engineer ing also have been discussed

    本文在二維cr （ chamber ? radon ）程序研究的基礎上，採用有限體積方法和完全隱式的耦合演算法，通過求解帶realizablek -兩方程湍流模型的多組分、有反應的三維完全納維埃?斯托克斯（ n ? s ）控制方程，建立了一套能夠對復雜形狀的三維噴管和光腔進行數值模擬的三維程序，解決了連續波df hf化學激光器增益發生器設計缺乏三維數值模擬工具的問題，並用該工具解決了cr程序無法實現的hylte等復雜三維噴管流場的理論模擬問題。
  14. On the basis of fvm and unstructured grids, tvd ? muscl scheme is constructed with high performance. according to the discharge and water level of breach, the scheme is used to compute velocity and water level of center node of all elements

    在應用有限體積法無結構網格的基礎上建立了高性能的tvd ? muscl格式，根據堤壩潰口處的流量、水位，計算出沿程下游各點的流速、水位。
  15. According to the character of the object, the direct method is implemented to build uniformly rectangle grid, and at the same time, pressure and velocity are collocated at the same grid. in the paper, involved grid elements of fvm are setted : cv ( cell - vertice ) in joint and vc ( vertex - centered ) in volume, and uniform naming regulation of geometrical elements is made

    根據計算對象的特徵，本文採用直接法生成矩形均勻網格，對壓力、速度採用同位配置，並對有限體積網格所涉及的要素進行設置：節點採用格子頂點式，控制體採用vc格式，同時就幾何要素的命名辦法做出統一規定。
  16. A fluid - thermal - structure coupled analysis technique needs to be developed for advanced engine design. presently, fluid flow and heat transfer is mainly analyzed using finite volume method ( fvm ) and structural deformation is often solved by finite element method ( fem )

    由於歷史原因，目前在流體流動和傳熱分析中廣泛採用的是控制容積法，而在彈性變形的分析上採用的是有限元法，並分別發展了相應的工程應用軟體。
  17. In the article, physical and mathematical models for the fluid flow and heat transfer inside a horizontal low - temperature have been established. and using the method of simple and integer evaluation and fvm has simulated the steady temperature and velocity distribution of a horizontal low - temperature refrigerator that the author has designed

    本文還建立了臥式低溫冰箱內空氣流動與換熱的物理和數學模型，並採用simple演算法、整體求解法和有限容積法對作者所設計的一臺臥式低溫箱箱內自然對流穩態溫度場的分佈進行計算機模擬研究。
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