分析判据方程发现,弹性失稳与圆柱体的半径、内禀尺度和失稳波长相关。
Through the analysis of the equation, it is found that the elastic instability is relevant to the radius, intrinsic scale and instable wavelength of the cylinder.
利用能量泛函变分的方法导出了发生弹性失稳的非经典边界条件,得到了失稳的判据方程。
The non-classic boundary condition of the elastic instability has been educed by the energy functional variation analysis. So a criterion equation of the elastic instability can be got.
以热保护为研究对象,充分考虑了电机的热积累现象,通过求解热平衡微分方程的方法,给出了新的电动机过载保护判据。
Based on the method of solving heat balance differential equation, a novel over-load protection criterion for electric motor is presented in the paper considering the heat accumulation of motor.
利用微分方程线性稳定性判据,分析了斯通纳粒子LLG方程的动力学性质。
The dynamical stability of the LLG equation of the Stoner particles is analyzed by using the linear stability criteria of differential equations.
根据总体稳定性判据,闭环系统稳定,当且仅当所有的特征方程的根有负面真正的部分。
According to the General Stability Criterion, a closed loop system will be stable if and only if all the roots of the characterized equation have negative real parts.
根据所推导的致密化方程,得到了烧结中期和后期的气孔收缩判据。
With the models and the derived densification equations, the criteria of the pore stability both in the intermediate and final stages of sintering are obtained.
其次,基于能量变化方程,给出了非完整力学系统相对运动的稳定性的一个判据;
Second, a criterion of the stability of relative motion for the nonholonomic mechanical systems was obtained by using the equation of variation of energy.
采用流体方程和自洽电荷变化模型研究了尘埃等离子体鞘层的玻姆判据。
The hydrodynamic-fluid model and the self-consistent dust charging model are used to investigate the Bohm criterion for the dusty plasma sheath.
应用这一结果给出了脉冲差分方程振动的显式判据。
The some simple criteria of oscillation for impulsive difference equation are gained using the proved results.
研究了三阶非线性脉冲时滞微分方程解的振动性与渐近性,得到了一些充分判据。
The oscillation and asymptotic behaviors of three order nonlinear functional differential equation with impulses are investigated, and some sufficient conditions are obtained.
本文建立湿位涡方程、提出不守恒基本判据、分析不守恒运动的动力特征,尤其指出在湿中性层结区域非绝热加热和外作用力场对运动的激发作用。
In this paper a set of equations of wet potential vorticity is founded, the basiccriterion of non-conservation is set up, and the dynamics character of the non-conservationmotion is analysed.
本文对在电路分析中遇到的两种不同类型的不定方程组,分别提出了判据。
In this paper the criteria for judging the two different types of indefinite equations encountered in circuit analysis are presented respectively.
顺层边坡的破坏可以按照平面滑移面计算确定发生变形的判据,库仑方程是这种破坏适宜的破坏判据。
The breakage of bedding slope can be calculated as plane slippage, and the coulomb formula is fit for it.
本文研究了一类脉冲中立型时滞抛物方程解的振动性及强振动性,获得了此类脉冲中立型时滞抛物方程解振动和强振动的代数判据。
In this paper, we study the forced oscillation and the strong oscillation of systems of impulsive neutral parabolic differential equations with several delays.
根据热力学基本原理,方便地确定出三维传热有限差分方程稳定性判据。此稳定性判据可用于求解具体的传热问题。
In accordance with the basic thermodynamic principles, the authors arrive at easily the stability criteria of difference equation in 3d heat transfer.
本文基于李雅普·诺夫运动稳定性理论,导出了弹丸动态稳定性条件的通式,并着重讨论了弹丸扰动方程采用“冻结”系数法的适用范围与其判据。
Based on Liapunow's theory of stability, the general conditions about the dynamic stability of a projectile is deduced and the applicable region for the frozen-coeff...
本文基于李雅普·诺夫运动稳定性理论,导出了弹丸动态稳定性条件的通式,并着重讨论了弹丸扰动方程采用“冻结”系数法的适用范围与其判据。
Based on Liapunow's theory of stability, the general conditions about the dynamic stability of a projectile is deduced and the applicable region for the frozen-coeff...
应用推荐