Global kinetics of methanol dehydration to dimethyl ether by gas phase method were studied under atmospheric pressure and power type kinetic equation was obtained.
研究了常压下甲醇气相法脱水生成二甲醚的宏观动力学,得到幂函数型动力学方程。
Power system state estimation is usually formulated as a weighted least-squares problem and is solved iteratively by the normal equation method.
电力系统加权最小二乘准则的状态估计,通常采用正规方程法。
The problem of power flow equation divergence can be overcomed by continuation power flow method.
连续潮流法能克服潮流方程在鞍型分叉点处不收敛的问题。
The power transmission equation of VSC is simplified by coordinate transformation, and the control system for transmitted power of VSC is designed by use of unsymmetrical triggering method.
并通过坐标变换简化了VSC的功率传输方程,还采用不对称触发策略设计了VSC的传输功率控制系统。
This paper uses the cost model method to introduce the iteration algorithm of monobasic high power equation which is convenient to use.
结合成本模型法,介绍一元高次方程的迭代解法,便于有关人员采用。
This paper presents a method to treat the various changes of lines with mutual conductance for analysis of faulted power systems. The modified formula of node equation of networks have been derived.
本文系统地研究了电力系统故障计算中关于互感线路各种变化情况下的处理方法,导出了网络节点方程的修正计算公式。
Based on the basic equation of A. C. exciting alternator, the vector chart and power flow chart of the alternator are studied, and a method of variable-speed and constant frequency (VSCF) is proposed.
从交流励磁发电机的基本方程出发,通过对其矢量图和功率流程的研究,提出了变速恒频的实现方法。
The continuous power flow method can readily overcome the abnormality of the power flow equation in neighborhood of limits and is frequently used for determining the static voltage stability margins.
连续潮流法能较好克服潮流方程在极限点附近的病态,是求取静态电压稳定裕度的常用方法。
A simplified formula of the gain measurement by the image method is derived according to the power transmissions equation. The effect of mismatch on the gain measurement is analysed.
本文依据功率传输方程,导出了在失配条件下镜像法测量增益的简化公式,分析了失配对增益测量的影响。
Through the power balance equation and the constitutive equation described the numerical method of blasting seismic wave propagation.
通过动力平衡方程和本构方程阐述了爆破地震波传播的数值计算方法。
To quantitatively evaluate the effects of corrosion during grounding on fatigue life of aircraft structures, a new power equation is proposed using two-variable linear regression method.
为评估地面停放预腐蚀对飞机结构疲劳寿命的影响,采用二元线性回归方法建立了一种新的预腐蚀疲劳曲线幂函数表达式。
In solving each iterative equation, the solutions are approximately expressed by the power series with finite terms and the coefficients of the power series are determined by the numerical method.
在求解各级迭代方程中,文中将解近似地用有限项幂级数表示,并数值地求解此级数各项的系数。
In view of the difficulty in the solving shallow water equation, the nested method is used to simulate tidal current field in the neighbouring sea area of Sanya power plant.
针对数值求解浅水方程中的难点问题,运用嵌套方法模拟计算了三亚电厂附近海域潮流场。
The substructure method was introduced to set up mathematical model of finite periodic composite structure, to solve its wave equation, and to derive its time-average power flows.
采用子结构法,建立了有限周期复合结构的数学模型,求出了数学模型的波动解,并推导出模型的时间平均功率流。
From energy balance equation, using micropiece analytical method, heat balance equation for high power fast axial gas flow CO 2 laser tube is established.
从能量守恒定律出发,分析了快速轴向流动激光器放电管中的传热情况。
From energy balance equation, using micropiece analytical method, heat balance equation for high power fast axial gas flow CO 2 laser tube is established.
从能量守恒定律出发,分析了快速轴向流动激光器放电管中的传热情况。
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