查询词典 equivalent equation

A new non-linear heat conduction equation based on equivalent time is advanced and applied to solve the temperature field and stress field of Longtan RCC dam.

用化学反应速率描述温度对混凝土绝热温升的影响，求解基于等效时间的非线性热传导方程，对龙滩水电站碾压混凝土坝的温度场和徐变应力场进行了仿真计算。

A transformer winding deformation identification method is proposed,which is basded on the equivalent circuit equation and applies the least square algorithm for parameter estimation.

随着电网容量的扩大，电力变压器的功率传输容量和电压传变等级也在不断提高，其性能好坏直接影响电力系统的安全稳定运行。

The equivalent integral weak form of the elastic mechanics control equation is formed.

首先形成了弹性力学控制方程的等效积分弱形式。

On basis of transformer loop equation,a novel principle of transformer protection using equivalent instantaneous leakage inductance is presented.

在变压器回路方程的基础上，提出一种利用等效瞬时漏电感实现变压器保护的新方法。

A novel principle of transformer protection using equivalent instantaneous leakage inductance , based on the transformer model loop equation, is proposed.

在变压器模型回路方程的基础上，应用等效瞬时漏电感，提出了一种新型变压器保护原理。

A novel method for monitoring the state of transformer windings by identifying parameter of leakage inductance is presented in this paper, using Least Square techniques based on the equivalent equation of transformer leakage inductance. The mathematical model is derived for on-line identification of winding electrical parameter.

以变压器漏电感方程作为绕组参数在线计算的模型，提出了一种利用最小二乘算法进行绕组漏电感参数实时辨识从而实现绕组变形在线监测的方法，推导了用于变压器漏电感参数辨识的方程，针对参数的不可辨识问题提出了解决方案，分析了辨识结果产生误差的原因。

The method takes account into normal stress and normal strain, which are perpendicular to the computation plane, by means of either improving physical equation or adding load matrix of equivalent stress.

该方法通过修改二维模型的物理方程和等效初始应力两种方式来考虑垂直于计算平面的正应力和正应变对计算平面变形的影响。

The above equation indicates that when the centrifugal force is taken into consideration, the equivalent moment of turning resistance is reduced.

上述的相等指出当离心的力量被考虑的时候，转抵抗的相等片刻被减少。

We analyse the Lewy theorem and the provement idea of the theorem, and find the equation (7)and (8)are not equivalent under the reversible transformation, this lead to the absurdity in the provement does not come into existence .

分析Lewy定理及定理的证明思想，发现在证明中所述的可逆变换下，方程（7）与（8）并不等价，导致Lewy定理证明中归谬不成立。

Firstly, by constructing the Lyapunov function with a special structure, a prior estimate is obtained. Secondly, with the help of Green\'s function, the original problem is transformed into an equivalent operator equation, and the fixed point theory of contraction mapping in a Banach space guarantees the existence and uniqueness of the global solution.

首先，构造具有特殊结构的Lyapunov函数，得到解的先验估计；其次，借助Green函数将原方程等价变换成算子方程，Banach压缩映射的不动点定理保证了全局解的存在唯一性；最后通过常微分方程的定解，证明了主要结论，即平凡解全局渐近稳定。

The receding calculations and experiment analyses in this subject are built on the blood cast of pig tongue.

本研究课题的前期工作是采用猪舌血管铸型模拟人舌而进行的数值计算与实验分析。

"Each human infection constitutes an opportunity for genetic modification of the virus through reassortment, mutation, or both...."

&每一次人类的感染都暗藏着一次基因修改的机会，无论是通过病毒的整合、突变或者兼而有之。。。。&