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The voltage and the sensitivity of voltage to system operation parameters are calculated by Newton power flow approach; the various higher order derivatives of voltage and voltage sensitivity to line openbreak parameter can be obtained by using the convergent correction equation of power flow and the equation of calculating sensitivity for the N power system. Finally, the voltage and sensitivity of N-1 power system can he calculated by correcting the voltage and sensitivity of N power system by Taylor series expansion.

通过牛顿潮流计算出N网络的各节点电压及其对系统运行参数的灵敏度;利用已收敛的潮流修正方程式和N网络灵敏度计算方程式分别对线路开断参数多阶求导,从而计算出电压和灵敏度对此线路开断参数的多阶导数值;根据泰勒级数展开式修正N网络的电压和灵敏度值,得到N-1网络的电压和灵敏度值。

The results showed that the decolorizing rate increased with the increase of reaction temperature, pyrolusite dosage, initial concentration of caramel and sulphuric acid...

对实验数据进行拟合,得到了焦糖色素降解脱色动力学模型,其脱色过程的表观活化能为24.4kJ/mol,焦糖色素、硫酸和软锰矿的表观反应级数分别为2.0,0.58和1.09。

ResultsThe optimal extraction conditions of polysaccharide was 150 minutes, 90℃ and 1∶50 of the ratio of dosage liquor,5 pots in the pot groups dynamic refluence.

方法通过单罐单因素实验,正交设计分析提取时间、提取温度和料液比对蛹虫草多糖提取的影响;设计罐组式动态逆流提取装置,重点探讨料液比和提取级数对多糖提取得率的影响。

MethodsEffects of extraction time , temperature and ratio of dosage liquor and number of pots on generation of polysaccharide was studied in single factor test, orthogonal design. ResultsThe optimal extraction conditions of polysaccharide was 150 minutes, 90℃ and 1∶50 of the ratio of dosage liquor,5 pots in the pot groups dynamic refluence.

方法通过单罐单因素实验,正交设计分析提取时间、提取温度和料液比对蛹虫草多糖提取的影响;设计罐组式动态逆流提取装置,重点探讨料液比和提取级数对多糖提取得率的影响。

The number of runs is a statistic with its own special sampling distribution and its own test.

连续级数是一个具有独特抽样分布和检验方法的统计量。

This paper presents two techniques, Successive Approximation Procedure and selecting Average Plane based on the existing Taylor's Series method. These two techniques have greatly improved the accuracy of the potential field data analyses.

本文在已有的泰勒级数曲化平方法基础上提出了逐步逼近技术和平均平面技术,使得曲面位场资料处理的精度得到了很大提高。

Based on the time correlation function of signal, Taylor series and high-order equation solving method is employed in theoretical derivation.

理论分析基于信号的时间相关函数,利用Taylor级数和高次方程求解方法。

It investigates mainly infinite matrix conver-gence、infinite matrix transformations、the automatic continuity and boundedness of infinitematrix operators、infinite matrix topological algebras、invariant theory、infinite matrix meth-ods、compact operators series and Eberlein-Smulian theorem,etc.

主要研究了无穷矩阵收敛、无穷矩阵变换、无穷矩阵算子的自连续性和自有界性、无穷矩阵拓扑代数、不变性理论、无穷矩阵方法、紧算子级数与Eberlein-Smulian定理等。

The activation energy and rate constant of the allylation reaction was calculated in virtue of kinetic study.

进行了动力学研究,获得了反应活化能和各反应温度下的反应速率常数,同时研究结果表明烯丙基化反应级数为2,反应机理为S(来源:A16BC论文网www.abclunwen.com)N2 亲核取代反应。

It is shown that such a model can be used to design a nonlinear controller by techniques of norm H(subscript ∞) with the goal of maintaining relative equibalance water level along the open-channel reach.

以节制闸紧急启闭造成的水位波动和渠道物理建模的不确定性为抑制目标,采用泰勒级数和基于泛函估计有限差分法对Saint-Venant方程进行逼近形成了有限维状态方程,在H范数意义下对模型进行求解。

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推荐网络例句

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面,更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值,分为几个相等的区间作为横轴,并将各区间内所测定值依所出现的次数累积而成的面积,用柱子排起来的图形,也叫做柱状图。

You rap, you know we are not so good at rapping, huh?

你唱吧,你也知道我们并不那么擅长说唱,对吧?