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面向云計(jì)算環(huán)境的CFD數(shù)據(jù)可視化分析服務(wù)
電子技術(shù)應(yīng)用 2023年3期
牟泓宇,馬軼聰,淮曉永
(華北計(jì)算機(jī)系統(tǒng)工程研究所,北京 100083)
摘要: 針對(duì)目前CFD(Computational Fluid Dynamics)軟件數(shù)據(jù)可視化分析所需計(jì)算量大且操作不靈活的問(wèn)題,面向CFD數(shù)據(jù)可視化分析需求,實(shí)現(xiàn)了一個(gè)CFD數(shù)據(jù)可視化分析服務(wù)原型軟件。在該原型軟件中,研究了自適應(yīng)客戶端的服務(wù)自適應(yīng)QoS(Quality of Service)優(yōu)化技術(shù),降低不同客戶端計(jì)算環(huán)境對(duì)服務(wù)質(zhì)量的影響;研究設(shè)計(jì)了基于消息中間件的服務(wù)集成接口,提高了服務(wù)使用的靈活性。面向云計(jì)算環(huán)境的CFD數(shù)據(jù)可視化分析服務(wù)發(fā)揮了云端服務(wù)器的性能優(yōu)勢(shì),應(yīng)用了“云+端”的開(kāi)發(fā)新模式,具備靈活性和可擴(kuò)展性。
中圖分類號(hào):TP311.5 文獻(xiàn)標(biāo)志碼:A DOI: 10.16157/j.issn.0258-7998.222816
中文引用格式: 牟泓宇,馬軼聰,淮曉永. 面向云計(jì)算環(huán)境的CFD數(shù)據(jù)可視化分析服務(wù)[J]. 電子技術(shù)應(yīng)用,2023,49(3):118-123.
英文引用格式: Mou Hongyu,Ma Yicong,Huai Xiaoyong. CFD data visualization analysis service for cloud computing environment[J]. Application of Electronic Technique,2023,49(3):118-123.
CFD data visualization analysis service for cloud computing environment
Mou Hongyu,Ma Yicong,Huai Xiaoyong
(National Computer System Engineering Research Institute of China, Beijing 100083, China)
Abstract: Aiming at the problems that the data visualization analysis of Computational Fluid Dynamics (CFD) software requires a large amount of calculation and the operation is inflexible, this paper implements a CFD data visualization analysis service prototype software for the needs of CFD data visualization analysis. In this prototype software, the adaptive Quality of Service (QoS) optimization technology of the adaptive client is studied to reduce the impact of different client computing environments on the quality of service. The service integration interface based on message middleware is studied and designed to improve the flexibility of service usage. The CFD data visualization analysis service oriented to the cloud computing environment takes advantage of the performance advantages of the cloud server, applies the new development model of "cloud + terminal", and has flexibility and scalability.
Key words : visual analysis;cloud platform;service architecture;message middleware

0 引言

計(jì)算流體動(dòng)力學(xué)(Computational Fluid Dynamics, CFD)是流體力學(xué)和計(jì)算機(jī)科學(xué)相互融合的一門(mén)新興交叉學(xué)科,它從計(jì)算方法出發(fā),利用計(jì)算機(jī)快速的計(jì)算能力得到流體控制方程的近似解[1]。隨著CFD技術(shù)的發(fā)展,CFD解算經(jīng)常涉及百萬(wàn)級(jí)甚至千萬(wàn)級(jí)的網(wǎng)格,求解出的數(shù)據(jù)集規(guī)模巨大,僅憑單純的數(shù)據(jù)很難做出準(zhǔn)確清晰的理解和判定。為了高效、準(zhǔn)確和直觀地進(jìn)行大規(guī)模數(shù)據(jù)的組織和三維數(shù)據(jù)場(chǎng)狀態(tài)的分析,可視化技術(shù)已經(jīng)成為了CFD研究領(lǐng)域中極為重要的研究?jī)?nèi)容[2]。

針對(duì)目前CFD軟件可視化分析所需計(jì)算量較大、操作平臺(tái)不靈活等問(wèn)題,本文面向CFD數(shù)據(jù)可視化分析需求,將可視化技術(shù)與云計(jì)算技術(shù)進(jìn)行集成,設(shè)計(jì)了一個(gè)面向云計(jì)算環(huán)境的CFD數(shù)據(jù)可視化分析服務(wù)原型軟件。同時(shí)為了提高服務(wù)使用的靈活性,研究了基于消息中間件的服務(wù)集成接口,考慮不同客戶端計(jì)算環(huán)境的差異,使得CFD數(shù)據(jù)可視化服務(wù)能得到更廣泛的應(yīng)用,本文研究了自適應(yīng)客戶端的服務(wù)自適應(yīng)QoS優(yōu)化技術(shù)。



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作者信息:

牟泓宇,馬軼聰,淮曉永

(華北計(jì)算機(jī)系統(tǒng)工程研究所,北京 100083)


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