mesh refinement 中文意思是什麼
mesh refinement
解釋
網格加密- mesh : n 1 網眼;篩孔;〈pl 〉網,網狀物,網路;網絲;銅紗;〈pl 〉法網。2 【機械工程】(齒輪的)嚙合。v...
- refinement : n. 1. 精煉,提煉,提純,純化,精製;凈化;純凈,精美。2. 高尚,優雅;改善。3. (思想、推理、議論等的)精密,微妙;細微的區別;極致。
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Comparison of flow regimes is made for different reynolds - number flows and mesh refinement. the current study for the laminar flow over a backward - step facing step explores the influence of the sidewall on the development of three - dimensional flow for re > 400. meanwhile, this paper attempts to study on some important aspects of time - dependent incompressible viscous flow
本論文的主要研究成果有: 1 、評述了三維粘性流動數值模型的研究現狀,分析了各數學模型的建模思想及相應的數值計算方法,提出了當前存在的高精度的數值計算方法和邊界條件的適定性問題。 -
This thesis presents the high resolution numerical simulation methods for multi - fluid dynamics. the main contents include three parts : the first is a set of interface capturing equations deduced to describe the interface evolution, which is suitable for constructing two - order enhanced un - split finite volume scheme and three - order parabolic - piecewise - method ( ppm ) scheme in euler coordinate ; the second is the capabilities of level - set method for tracking multi - fluid interfaces are unproved ; the third is that the computational resolutions are much more advanced by improving adaptive mesh refinement ( amr ) technique
主要研究目的是獲得多介質流體流動的高精度數值模擬方法,主要內容包括界面捕捉方程的推導,適用於euler坐標系的增強型二階精度非維數分裂有限體積計算格式和三階精度ppm格式構造,以及發展改進levelset方法提高捕捉流體界面的能力,發展改進網格自適應技術提高各類方程解的計算精度。 -
To mitigate the visual " popping " during the detail level transit, we introduce a deferred merging method to realize the geomorphing in terrain mesh refinement
為了減少相鄰幀畫面在地形不同層次細節之間變化所引起的幾何跳躍,採用了滯后合併的方法來實現動態構網過程的幾何過渡。 -
Numerical results are consistent with that of sandia laboratory experiment and agree with that of cth code too. an adaptive mesh refinement under 2d euler structure grid for multi - fluid flow is developed for resolving richtmyer - meshkov, rayleigh - taylor and helmholtz multi - fluid instabilities, and the high resolution interface properties can be obtained
數值模擬多介質流體richtmyer - meshkov , rayleigh - taylor , helmholtz界面不穩定性,用levelset函數定義euler坐標系中界面附近網格自適應判據,使得網格剖分更加合理,既能提高計算精度又能節省計算時間。 -
In order to improve the accuracy and efficiency of numerical prediction, a semi - adaptive and layer - patch refinement method based on the idea of adaptive mesh refinement ( amr ) is proposed and applied to the numerical simulation of wind flow around buildings based on the pressure correction iterative algorithm
為提高數值模擬解的精度,將適應性網格局部加密( amr )的思想應用到採用壓力校正迭代演算法的建築風場模擬中,並提出了一種半自適應的層塊網格加密方法。 -
The error metric can be stored and computed efficiently. we propose a novel time - critical optimization strategy to mesh refinement by further exploiting frame - to - frame coherence
提出了基於視點連貫性的四隊列控制策略來執行實時的動態構網,能有效地控制三角形構網所需要的時間。 -
Based on the hoppe ' s progressive mesh generation algorithm, restrict the simplified mesh model ’ s vertices to the initial mesh model ' s vertex set, when refinement sequence is generated. this can reduce the information included in the refinement sequence
在hoppe漸進網格生成演算法的基礎上,在生成細化序列時,將簡化網格模型的頂點局限於初始網格模型的頂點集合中,減少了細化序列所包含的信息。 -
By using equable mesh refinement techniques and effectively handling the holes in the gray - image, the car ’ s shape can be exactly reflected 。 second, shape design with vrml and deforming methods of 3d - model based on image is discussed 。 by using warp techniques based on profile of the model, we can easily remesh so as to implement the shape customization 。 finally, entire customization system is discussed and communication mechanism between java applet and servlet and some related technology of jdbc database are analyzed 。 interactive methods in the customization system are introduced to modify appearance and parameter of person - machine effects of the product 。
本文採用基於特徵輪廓線的深度圖像變形,重建新的三維模型,實現外形的定製。最後,分析了編程中的javaapplet與servlet通訊機制、數據庫等關鍵技術,對整個定製系統構成進行闡述。介紹了定製系統中的交互機制,及定製模塊包括外觀、外形、人機工程、運動控制等來實現產品的個性化定製。 -
In addition, a method of mesh gradation control by means of point distribution and a method of mesh refinement were also proposed in this paper
另外,論文還討論了通過布點來控制網格漸變的方法以及網格加密方法。 -
In addition, a method of mesh gradation control by means of point distribution and a method of mesh refinement were also investigated in this paper
另外,我們還分析了通過布點方法進行網格漸變控制技術以及一種網格細化方法。 -
The method automatically identifies nodes of the mesh which are candidates for deletion. the mesh refinement procedure sub - divides elements into a number of similar elements in the regions to be refined
網格中的刪除點自動定位,細化是對需細化的區域的網格單元細分為幾個相似的網格單元。
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