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- The analysis on the entropy equation shows that the BGK Boltzmann equation meets the entropy condition strictly,implying that the BGK method meets the entropy condition. 通過(guò)對熵方程分析表明,BGK波爾茲曼方程嚴格滿(mǎn)足熵條件,從而闡釋了BGK模擬方法滿(mǎn)足熵條件。
- In this paper, we use a kind of singular perturbation method to find the normal solution of the Boltzmann equation with small Knudsen number. It is proved that the secular terms may be removed by improving the Hilbert expansion and Enskog expansion. 本文用奇異擾動(dòng)方法討論了具有小Knudsen數的Boltzmann方程的正規解,證明把Hil-bert展開(kāi)和Enskog展開(kāi)加以改進(jìn)可以消除久期項。
- Navier|Stokes equations are derived by the Chapman|Enskog method from the BGK Boltzmann equation. 利用Chapman Enskog方法 ,從BGK型Boltzmann方程推導出Navier Stokes方程。
- The one dimensional simulation revealed the agreement of the method with the free molecular flow, the exact solution of the continuum flow and the precise solution of the Boltzmann equation. 一維模擬顯示其與自由分子流,連續介質(zhì)的準確解和玻爾茲曼精確數值解相符。
- The Navier Stokes equations and the energy equation were derived from the BGK type lattice Boltzmann equation by the Chapman Enskog method. 利用 Chapm an- Enskog方法從 BGK型的格子Boltzmann方程推導出了 Navier- Stokes方程和能量方程。
- collisionless Boltzmann equation 符拉索夫方程
- By using Chapman-Enskog expansion and multi-scales technique, we obtained a series lattice Boltzmann equations and conservation law in the time scale t0. We select simple equilibrium distribution functions to get moments for the pressure wave equations. 通過(guò)使用Chapman-Enskog展開(kāi)和多重尺度技術(shù);得到了一系列的格子Boltzmann方程和時(shí)間尺度t0上守恒律;給出了滿(mǎn)足地震壓力波方程所要求的高階矩以及簡(jiǎn)單的平衡態(tài)分布函數表達式.
- Keywords phonon;thermoequilibrium;Boltzmann equation;Landau equation; 聲子;熱平衡;玻耳茲曼方程;郎道方程;
- collisionless Boltzmann equations 無(wú)碰撞玻耳茲曼方程
- Lattice Boltzmann Equation for Transient Flow of Long-distance Water Supply Pipeline 玻爾茲曼網(wǎng)格方程在長(cháng)輸管道瞬變流中的應用
- I can't make this equation come out. 我不會(huì )解這個(gè)方程式。
- As a component of Lorentz force. 安培力的實(shí)質(zhì)是洛侖茲力.
- But Ampere force is Lorentz force nature. 安培力對它作功。
- What does x represent in this equation? 這個(gè)方程式中的x代表什么?
- Arcotel Boltzmann : Photos and direct prices! 現在就可以拿到絕佳的價(jià)錢(qián)!
- Lorentz force changes not the speed but the direction of velocity. 洛倫茲力改變運動(dòng)電荷的速度方向,而不能改變速度的大小。五、
- maxwell boltzmann equation 麥克斯韋 玻耳茲曼方程
- The ESB spectra of PA are found to be singlet and Lorentz. 發(fā)現稀土聚乙炔的ESR譜都為單線(xiàn)譜,符合Lorentz線(xiàn)型;
- The equation of wealth with happiness can be dangerous. 把財富與幸福等同起來(lái)是很危險的
- The Lorentz symmetry of spacetime forms the core of relativity. 時(shí)空的勞侖茲對稱(chēng)是構成相對論的核心。