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[基础理论] [讨论]star-cd 與star-ccm+區別?

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发表于 2005-10-7 16:13 | 显示全部楼层 |阅读模式

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发表于 2005-10-8 07:45 | 显示全部楼层

回复:(nabla)[讨论]star-cd 與star-ccm+區別?

STAR-CCM+ is new CFD software that has been developed by CD-adapco
using state-of-the-art modeling and software technology. The result
is a code that above all offers outstanding ease-of-use. Utilizing
the latest numerical algorithms including an advanced pre-conditioned
coupled and segregated solver and state-of-the-art software coding,
STAR-CCM+ brings unheard levels of accuracy, reliability and flexibility
to the CFD engineer.
.Tree-structured, step-by-step, graphical user interface
.General polyhedral cell formulation: less memory and faster solution
.Guaranteed results from robust, crash-free, STAR-CCM+ solver
.Transparent scalable parallel operation
.Legacy mesh compatibility: STAR-CD, ICEM, GridGen, Gambit
.Visualization and dynamic steering during analysis
1.jpg
发表于 2005-10-8 07:51 | 显示全部楼层

回复:(nabla)[讨论]star-cd 與star-ccm+區別?

CD-adapco STAR-CCM+Box Includes Polyhedral Mesher


LONDON, England, March 17, 2005 - CD-adapco, the leading provider of full-spectrum and CAD-embedded Computational Fluid Dynamics, has announced the release of the world's first fully integrated process for polyhedral CFD. The first official release of the STAR-CCM+ Box Set combines CD-adapco's technology leading STAR-CCM+ solver with STAR-Design, which includes the world's first commercially available polyhedral mesher.

STAR-Design, CD-adapco's fully functional parametric solid modeler, allows polyhedral meshes to be created at the click of a button. Based on the same Parasolid kernel that powers many leading CAD packages, STAR-Design is both powerful and easily accessible. Using an intuitive interface, even a casual user can easily build, mesh and run an industrial strength CFD simulation. Using STAR-Design, polyhedral meshes can be easily generated from the created (or imported) CAD geometry at the click of a button.

Extensive validation has demonstrated that polyhedral meshes offer near hexahedral accuracy with all of the automatic meshing benefits of tetrahedra. Professor Milovan Peric, CD-adapco's Director of Technology, explains, “Recent tests have shown that, for equivalent or better accuracy, polyhedral meshes converge up to ten times faster than tetrahedra, typically delivering a speedup of 400 - 500%”, he says, "Polyhedral CFD delivers more for less: more accurate solutions, using fewer cells and ultimately greatly reduced human and computing resources"

Dr Dennis Nagy, CD-adapco's Vice President of Business Development, acknowledges that polyhedral meshing is the first payoff of CD-adapco's investment in solver technology. "While other CFD vendors are content to simply build upon their existing aging software architectures with STAR-CCM+, we decided to go back to the drawing-board and build our solutions upon the most advanced technology currently available", says Dr Nagy. “The arrival of polyhedral meshing represents a watershed for industrial CFD".

"I am confident that the arrival of our polyhedral meshing technology spells the end for tetrahedra as a useful tool for CFD", says CD-adapco President and founder Steve MacDonald. "Tetrahedra - as well as the CFD codes which continue to rely on them - are doomed to become a thing of the past"

The STAR-CCM+ Virtual Box Set is available to existing CD-adapco customers from https://www2.cd-adapco.com/

If you are interested in joining the polyhedral revolution but are not currently a CD-adapco customer, you can download a trial version from www.cd-adapco.com/products/CCMdemo.htm

About CD-adapco

CD-adapco is a global enterprise providing advanced computationally based engineering solutions for simulating fluid flow and heat transfer. This includes Computational Fluid Dynamics (CFD) software CAD-integrated CFD options, training and CFD/FEA engineering and consulting services. Its main offices are in New York, London and Yokohama with subsidiary offices across the world.

http://www.cd-adapco.com/
发表于 2005-10-8 07:51 | 显示全部楼层

回复:(nabla)[讨论]star-cd 與star-ccm+區別?

CD-adapco Releases STAR-CCM+ v1.08 for CFDLONDON and NEW YORK,September 22, 2005 - CD-adapco is proud toannounce the release ofversion 1.08 of STAR-CCM+, "the next generationCFD solution". Userswill be able to benefit from the solver's verylatest developments,including speedup and solution accuracy.
STAR-CCM+is unique in the current CFD marketplace. The combinationof CD-adapco’spolyhedral cell technology, an easy-to-use front-endandstate-of-the-art object-oriented, client-server software,meansSTAR-CCM+ empowers Engineers to solve their flow and thermalproblemslike no other CFD code. Polyhedral cells have thesynergisticproperties of quick and easy meshing (even with the mostcomplexgeometries) showing significantly improved solution accuracyovertetrahedral methodologies, while using less memory.
President and Founder of CD-adapco, Steve MacDonald says, “Thisyearsees the 25th anniversary of CD-adapco. All this time in theCAEbusiness has taught us how to deliver products that lead the fieldinprocess integration and quick model set-up and turnaround.STAR-CCM+,with its polyhedral cell capability, can save your engineerstime andyour business money".
This release utilizes the very latest compiler enhancements,resultingin up to a 20% speedup for Linux 64bit users. Otherenhancements includeimprovements to STAR-CCM+’s already superiorvisualizationfunctionality, support of new hardware configurations andsupercomputerMessage Passing Interfaces (MPIs).
STAR-CCM+ 1.08 is the recommended upgrade for all 1.06 users. Ifyouhaven’t experienced STAR-CCM+ yet, 1.08’s release is theperfectopportunity to find out what you’re missing.
CD-adapco is the leading global provider of full-spectrumengineeringsimulation (CAE) solutions for fluid flow, heat transferand stress,including Computational Fluid Dynamics (CFD) software,CAD-embedded CFDoptions, CAE consulting services and training.Principal offices are inNew York, London and Yokohama with subsidiaryoffices across the world.
http://www.cd-adapco.com.
发表于 2005-10-8 07:52 | 显示全部楼层

回复:(nabla)[讨论]star-cd 與star-ccm+區別?

star-ccm没用过,现在也基本找不到什么资料
 楼主| 发表于 2005-10-8 08:43 | 显示全部楼层
Frank兄:
不知道可不可以開一個關於star-cd
pro star/am 問題討論區。
因為入手比較不方便。
尤其command這一塊。
cset方面,與其它軟件有很大差異。
都來交流,一定都有長進。
发表于 2005-10-8 13:58 | 显示全部楼层

回复:(nabla)[讨论]star-cd 與star-ccm+區別?

没必要吧,Star-cd好像开了专题了,而且文章也不是很多
发表于 2005-10-9 00:30 | 显示全部楼层

回复:(nabla)[讨论]star-cd 與star-ccm+區別?

目前大家所使用的STAR-CD 有很多的套件 但是大概分成幾個部分

前處理: pro-STAR pro-STAR/amm pro-STAR/surf STAR-Design

後處理: pro-STAR STARDesign/post

求解器: STAR

目前的STAR-CD 3.24版 據說應該是STAR-CD的最後一個版本

在STAR-CD的下一個版本中 應該就會更該名稱為STAR-CCM

由CD(computaiotnal dynamics) 改成ccm (computaiotnal continum dynamics)

==========================================================================

另外在去年所發表之STAR-CCM+ 算是一個STAR-CD的簡化版 或是說是一個類似fluent的軟體

在STAR-CCM+中 包含了 可以產生計算polyhedral mesh 外其友善的設定介面

其實跟fluent沒有兩樣 甚至邊界設定與軟體操作都與fluent相同

而且其也可以直接讀取fluent的cas檔案 對於原本使用fluent之用戶 可以快速的轉換到STAR-CD上

ccm+的前處理是使用STAR-Design 比起fluent的gambit 其較具CAD功能

再搭配STAR-CD獨步全球的polyhedral網格 無論是在網格數使用較少或是 計算收斂性較快 計算時間短上

對於STAR-CD 或是CD adapco都是一大利器

另外在後處理上 除了CCM+美麗的後處理介面 如果使用STAR-Design/post更能展現出STAR-CD在後處理上的努力

上面忘了說

透過STAR-CCM+其強大的平行運算功能

透過Java所編寫的介面 可透過網頁形式

可以讓使用者達到

Any Where! Any Time! Any Device! 的一個境界

转自流体中文网tomosada
 楼主| 发表于 2005-10-9 14:33 | 显示全部楼层
那這樣看來學習fluent也沒有什麼了。
慢慢的軟件都作的越來越一樣了。
當前fluent資料很多,學起來也方便。

這中情況是不是類似3D軟件一樣,
剛剛開始proe一種界面,sw/ug一種
後來差不多都一樣了。
发表于 2005-10-10 08:56 | 显示全部楼层

回复:(nabla)那這樣看來學習fluent也沒有什麼了。慢...

这是必然的发展趋势
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