numerical dissipation中文什么意思

發(fā)音:

用"numerical dissipation"造句

數(shù)值耗散

numerical: adj. 數(shù)字的；數(shù)值的；用數(shù)字表示的。 (a) num ...
dissipation: n. 1.消散，分散；【化學(xué)】散逸。 2.浪費；消耗，損 ...
dissipation: n. 1.消散，分散；【化學(xué)】散逸。 2.浪費；消耗，損耗。 3.放蕩，閑游浪蕩。 4.消遣，娛樂。 the dissipation of a fortune 揮霍。 the dissipation of one's time 浪費時間，虛度光陰。 My only dissipation is angling. 釣魚是我唯一的消遣。
numerical: adj. 數(shù)字的；數(shù)值的；用數(shù)字表示的。 (a) numerical order 號數(shù)。 a numerical statement 統(tǒng)計。 the numerical strength 人數(shù)，兵數(shù)。 adv. -ly 用數(shù)字，在數(shù)字上。
aerodynamic dissipation: 空氣動力耗散

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例句與用法

Compared with the original elm , the numerical experiments show that the improved elm has lower numerical dissipation , higher accuracy , and better performance over steep topography
數(shù)值試驗表明，改進后的歐拉拉格朗日方法在水深變化劇烈處比改進前的數(shù)值耗散更小、精度更高和表現(xiàn)更合理。
To ensure the numerical dissipation much smaller than the physical viscous terms , directional scaling of the artificial dissipation is achieved and proper boundary conditions are also introduced in this term
為保證高雷諾數(shù)下n - s方程的數(shù)值粘性遠小于物理粘性,對人工粘性項進行了方向性修正并引入適當?shù)倪吔鐥l件。
However , when we use these schemes to compute the initial problem of hyperbolic conservation laws , there is still numerical dissipation near the interface , that is to say , the resolution is decreased near the interface
但是，我們知道，即使用這兩種格式來計算雙曲守恒律方程的初值問題，在間斷面的附近仍會發(fā)生數(shù)值耗散，也就是說在間斷處的分辨率降低了。
For scalar equation and system of equations , we build different ghost fields , translate one equation ( system ) into two equations ( system ) . we still use high resolution shock capturing method to compute the two equations ( system ) ; level set equation is used to track the interface , and the result of original equation ( system ) is determined by the level set function . thus , we eliminate the numerical dissipation which high resolution shock capturing method cannot avoid near the interface , and the resolution is enhanced
對標量守恒律方程、守恒律方程組分別構(gòu)造了一種虛擬區(qū)域，將一個方程(組)轉(zhuǎn)化成兩個方程(組) ，對這兩個方程(組) ，我們?nèi)匀皇褂酶叻直媛始げú蹲礁袷剑鴏evelset方程用來追蹤間斷的位置，原方程(組)的解最后由levelset函數(shù)決定：這樣做彌補了高分辨率激波捕捉方法在間斷附近發(fā)生數(shù)值耗散的缺陷，提高間斷處的分辨率。
The investigation in this dissertation shows the capabilities of ausm + scheme , such as the exact resolution of shock , low numerical dissipation , simple and requiring less computational effort . the successful applications on supercritical airfoils and wings show that the present flow solvers based on ausm + scheme are of valuable and promising in practical application
通過本文的研究工作，展示了ausm +格式的激波高分辨率、數(shù)值耗散小、編程簡潔、計算量較小等特性，同時，將其成功地應(yīng)用于跨音速超臨界翼型、機翼的定常或非定常氣動特性的數(shù)值模擬和顫振研究中，具有一定的工程應(yīng)用價值和良好的發(fā)展前景。

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numerical dissipation中文什么意思

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