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- The nonlinear wave shape degenerates to a sinusoidal wave. 非線(xiàn)性波形衰減成正弦波。
- A two dimension incompressive MHD simulation is carried out to study the nonlinear waves caused by Kelvin-Helmholtz instability. 本文用MHD二維不可壓模式;對Kelvin-Helmholtz不穩定性激發(fā)的非線(xiàn)性波動(dòng)進(jìn)行數值模擬.
- Also, the paper offers an idea that uses the physical characteristics of nonlinear wave to omit som... 認為介質(zhì)的非線(xiàn)性、各向異性、多相性應統一研究。
- Numerical simulation of nonlinear waves and a restrained ship model advancing in regular heading waves inside a 3D viscous numerical wave tank (NWT) is carried out. 基于粘流理論建立了三維數值波浪水池,模擬了非線(xiàn)性波浪,并對規則波頂浪中前進(jìn)的拘束船模的水動(dòng)力進(jìn)行了計算。
- Under appropriate conditions,the approximate solutions for two nonlinear wave equations are obtained simply and conveniently. 在適當的條件下,較簡(jiǎn)捷地得出了這兩類(lèi)非線(xiàn)性波方程的近似解。
- A numerical method based on potential theory was developed to simulate nonlinear wave transformation over a submerged breakwater. 使用該模型對二個(gè)已有的物理模型實(shí)驗進(jìn)行計算,比較了長(cháng)波和短波越過(guò)潛堤時(shí)波浪變形特性的異同。
- Expansion method about the Jacobi elliptic function and its applications to nonlinear wave equations [J].Acta Phys Sinica,2001, 50 (11): 2068-2073. Jacobi橢圓函數展開(kāi)法及其在求解非線(xiàn)性波動(dòng)方程中的應用[J].;物理學(xué)報;2001;50(11):2068-2073
- This paper considers a nonlinear wave equation with diss ipative-dispersive effect arising in fluid mechnaics. The exact traveling wave so lutions to this equation are given. 研究一類(lèi)具有色散耗散效應的流體波動(dòng)方程,給出了其解析行波解.
- Nonlinear dynamical systems; nonlinear waves; diffusion; stability; characteristics; nonlinear steepening, breaking and shock formation; conservation laws; first-order partial differential equations; finite differences; numerical stability; etc. 非線(xiàn)性動(dòng)力系統;非線(xiàn)性波;擴散過(guò)程;穩定性;特征值及特征曲線(xiàn);非線(xiàn)性陡斜,阻斷和激波的形成;守恒定律;一階偏微分方程;有限差分;數值穩定性等等。
- This paper considers a nonlinear wave equation with diss ipative-dispersive effect arising in fluid mechnaics.The exact traveling wave so lutions to this equation are given. 研究一類(lèi)具有色散耗散效應的流體波動(dòng)方程,給出了其解析行波解.
- Study on soliton wave solutions of nonlinear wave equation with a new method 構造非線(xiàn)性波動(dòng)方程孤波解的一種新方法
- In this paper we study the initial-boundary value problem for some nonlinear wave equation with strong dissipative term, and we obtain the exact decay estimate by estabilishing a difference inequality. 摘要通過(guò)建立差分不等式,研究了一類(lèi)帶有強耗散項的非線(xiàn)性波動(dòng)方程的初邊值問(wèn)題,得到了整體解的衰減估計。
- In this paper, the symmetries and Lie algebra of a coupled nonlinear wave equation were discussed. One-parameter transformation groups of this equation were obtained by using the symmetries. 摘要主要考慮非線(xiàn)性波方程組的一些簡(jiǎn)單對稱(chēng)及其構成的李代數,并利用所得對稱(chēng)給出該方程組的一些單參數變換群。
- The storm heaved the sea into mountainous waves. 風(fēng)暴在海面上掀起萬(wàn)丈波濤。
- The huge waves battered the wrecked ship to pieces. 巨浪將那艘失事的船只沖擊得支離破碎。
- A strong head wind lashed the sea into waves. 一股頂頭風(fēng)在海中掀起了波浪。
- A new pursuit mode of nonlinear wave surface 非線(xiàn)性波浪波面追蹤的一種新模式
- The waves are lashing against the rocks. 波浪沖擊著(zhù)巖石。
- The ship is combating the wind and waves. 那只船正與風(fēng)浪搏斗。
- New accuracy of nonlinear wave equation 一類(lèi)非線(xiàn)性波方程新的精確解