A new quadrilateral mesh generation method based on advancing front technique 復雜區(qū)域四邊形網(wǎng)格生成的一種改進方法
The soft of blasting demolition is one of the advancing front problems that many scholars are discussing 拆除爆破的應用軟件研究是當前國內外學者研究的前沿課題之一。
Advanced front method is used to automatically create triangle mesh . at the same time , this paper finishes such works as improving the arithmetic , optimizing and checking meshes 接著采用波前推進法( afm )自動生成三角形網(wǎng)格,并進行算法改進、網(wǎng)格優(yōu)化和網(wǎng)格檢查。
Since more and more existing structures are to be surveyed and strengthened , structural damage diagnosis has become one of the advancing fronts of civil engineering researches 近年來,由于大量已有建筑物亟待損傷鑒定與維修加固,結構損傷診斷方法的研究已成為土木工程領域的一個前沿研究熱點。
The magnified methods and the layer advancing methods are adapted for generating the grids near the wall , while the advancing front methods and delaunay methods are adapted for generating the grids in the other fields 物面附近網(wǎng)格采用物面放大法和層推進法生成。外層非結構網(wǎng)格用陣面推進及delaunay方法生成。
Combined with the traditional delaunay method , a new advancing front method was presented , which could ensure the convergence of algorithm . 3 . a technique that can generate the initial coarser meshes was proposed 將傳統(tǒng)的delaunay算法和前沿生成算法相結合,給出了一種新的前沿生成算法,從而保證了前沿生成算法的收斂性; 3
3 ) generating the 3 - d unstructured grids for the combination of wing - body by means of afm ( advancing front method ) . using a new criterion for selecting the optimum point . the method is proved to be feasible ( 3 )由生成的三維初始推進面,應用推進陣面法完成了翼身組合體的三維空間網(wǎng)格生成并嘗試了一種新的推進選點準則,實踐證明是可行的。
Nano - composite material is an important advancing front study field in material science . the semiconductor and metal nanoparticle composite membrane system has received wide attention and turn to a hot point of material study because of their excellent photoelectric properties 納米復合材料是材料科學的一個重要前沿領域,其中半導體、金屬納米顆粒復合膜體系由于良好的光電性能而受到廣泛的重視,成為材料研究的熱點。
Aiming at multiply connected regions problems , the paper analyses the previous method of inducting aided line of syncopation and points out its shortcoming , then proposes a new method of transformation between multiply connected regions and single connected regions by study of afm arithmetic characteristic . the concepts of static advanced front and dynamic advanced front are defined 針對多連域剖分問題,本文對以前通過引入切分輔助線的方法來解決多連域剖分問題進行了分析,指出了其不足之處,通過研究波前推進法的算法上的特點,提出了一種新的解決單、多連域轉化的問題方法。
Therefore , the structural damage diagnosis which makes use of structural dynamic response to identify the physical parameter , sequentially to assess the performance of the structure and to realize the finite element model updating has become the advancing front of civil engineering researches 對于重大土木工程結構,容易實現(xiàn)和量測的是結構的動力響應。利用結構的動力響應識別結構的物理參數(shù),并進而評價結構性能、判別結構的損傷以及實現(xiàn)結構的有限元模型修正已成為新世紀土木工程領域的一個前沿研究熱點。