ICEM畫周期性對稱網(wǎng)格
2016-10-07 by:CAE仿真在線 來源:互聯(lián)網(wǎng)
以下面的四分之一幾何為例,劃分旋轉(zhuǎn)周期對稱網(wǎng)格。![ICEM畫周期性對稱網(wǎng)格 ICEM畫周期性對稱網(wǎng)格](http://m.09bigdata.com/i/g/6a/6a9cd3641e7339fc3c41a42a6c532fabr.jpg)
1. 新建點,作為旋轉(zhuǎn)軸基點:
2. 設(shè)置周期性(mesh- global mesh setup - set up periodicity)。定義轉(zhuǎn)軸、原點、旋轉(zhuǎn)角度。
![ICEM畫周期性對稱網(wǎng)格 ICEM畫周期性對稱網(wǎng)格](http://m.09bigdata.com/i/g/df/df4d2f6c3c3bea61eb6b42fd0d46e05dr.jpg)
2. 設(shè)置周期性(mesh- global mesh setup - set up periodicity)。定義轉(zhuǎn)軸、原點、旋轉(zhuǎn)角度。
【這一步需要在劃分block前進(jìn)行】
![ICEM畫周期性對稱網(wǎng)格 ICEM畫周期性對稱網(wǎng)格](http://m.09bigdata.com/i/g/d9/d9a87834cb3186b37cc9c064123a4f7er.jpg)
3. 新建block并點對點關(guān)聯(lián)右邊四個節(jié)點.
![ICEM畫周期性對稱網(wǎng)格 ICEM畫周期性對稱網(wǎng)格](http://m.09bigdata.com/i/g/bf/bfb3b963c0f9d1460aecd74721a8066br.jpg)
![ICEM畫周期性對稱網(wǎng)格 ICEM畫周期性對稱網(wǎng)格](http://m.09bigdata.com/i/g/4a/4ad2162ed7beee99f92b43267e08d9d1r.jpg)
4. 成對地設(shè)置周期節(jié)點(block - edit block - periodic vertices)
先點擊右邊已關(guān)聯(lián)的節(jié)點,再點擊左邊想要進(jìn)行周期關(guān)聯(lián)的節(jié)點(會自動移動到相應(yīng)的位置)
![ICEM畫周期性對稱網(wǎng)格 ICEM畫周期性對稱網(wǎng)格](http://m.09bigdata.com/i/g/ad/ad7867de953edec7a045a7cf206b5a86r.jpg)
![ICEM畫周期性對稱網(wǎng)格 ICEM畫周期性對稱網(wǎng)格](http://m.09bigdata.com/i/g/4e/4ec7d3761224da44ea9e546c402cc84ar.jpg)
5. 接著按正常流程,關(guān)聯(lián)其余線、剖分、O型剖分、刪除中間塊、設(shè)置網(wǎng)格大小等。
![ICEM畫周期性對稱網(wǎng)格 ICEM畫周期性對稱網(wǎng)格](http://m.09bigdata.com/i/g/d4/d45caf98aefb0a7964cdffa602d67e72r.jpg)
![ICEM畫周期性對稱網(wǎng)格 ICEM畫周期性對稱網(wǎng)格](http://m.09bigdata.com/i/g/3d/3dc3e4145c2699417743df9ad5c968c4r.jpg)
![ICEM畫周期性對稱網(wǎng)格 ICEM畫周期性對稱網(wǎng)格](http://m.09bigdata.com/i/g/00/0069ca0e5bf1739850f91cac83ff0a31r.jpg)
![ICEM畫周期性對稱網(wǎng)格 ICEM畫周期性對稱網(wǎng)格](http://m.09bigdata.com/i/g/1c/1cdf5f48d59eb61aa499a0b3e69cd40fr.jpg)
![ICEM畫周期性對稱網(wǎng)格 ICEM畫周期性對稱網(wǎng)格](http://m.09bigdata.com/i/g/97/97434ccba2ab17a76e251f8bff275a64r.jpg)
6. 畫出完整網(wǎng)格。(blocking - transform blocks - copy periodic blocking)
![ICEM畫周期性對稱網(wǎng)格 ICEM畫周期性對稱網(wǎng)格](http://m.09bigdata.com/i/g/3b/3b5f54b3e795ce3b463dd3abd1b9d7e6r.jpg)
![ICEM畫周期性對稱網(wǎng)格 ICEM畫周期性對稱網(wǎng)格](http://m.09bigdata.com/i/g/25/259a52c76a60fc0c4344b1f70b3bac97r.jpg)
![ICEM畫周期性對稱網(wǎng)格 ICEM畫周期性對稱網(wǎng)格](http://m.09bigdata.com/i/g/22/22e3909076537e497efb9aaf6b0f51eer.jpg)
注:若最后選擇畫出四分之三個網(wǎng)格,則出現(xiàn)問題?
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