In solving the nonlinear bending equations, a modified power series method is proposed.
在求解非线性弯曲方程时,我们提出了修正幂级数方法。
The elastic characteristics of corrugated shells are obtained by using the perturbation and power series method.
采用摄动法和幂级数方法,得到了波纹壳的弹性特征。
The elastic characteristics of circular corrugated plate are obtained by using the perturbation and power series method.
采用摄动法和幂级数方法,得到了波纹图板的弹性特征。
Then this paper simplified the differential eguation contraposing the cooling tower which is a special structure, and adopted the power series method to solve the differential eguation.
随后针对冷却塔这个特殊结构,把微分方程进行了简化,并且采用幂级数解法解答出自振微分方程。
The basic operation principle of the series active power filter for harmonic suppression of frequency converter is analyzed in this paper, and its control method and control circuit are studied.
文章分析了适用于变频器谐波抑制的串联型有源电力滤波器的基本工作原理,并对其控制方法和控制电路进行了研究。
The circuit structure, control method and system characteristics of the hybrid type series active power filter are discussed.
对串联混合型有源电力滤波器的电路结构、系统特性、控制方法等进行探讨与分析。
The power series expansion method is utilized to study the collective behavior in dusty plasma consisting of cold dust particles and two-temperature isothermal ions.
用幂级数展开法研究了具有两种温度绝热离子的冷尘埃等离子体体系的集体行为。
That advanced algebra theory is melt into plurality transform function is a new method by which plurality transform function is expanded into power series.
将推广的高等代数理论融入复变函数是复变函数展成幂级数的一种新方法。
Based on the theory of modal superposition and power series expansion, a modal superposition method for the sensitivity analysis of FRF is proposed in this paper.
基于模态展开和幂级数展开原理,提出了一种频响函数灵敏度分析的模态展开法。
This paper gives the exact solution of large deflection of circular sandwich plate under the action of uniform lateral load by the method of power series.
本文应用幂级数方法求出了在均布载荷作用下夹层圆板大挠度问题的精确解。
Using the method of power series, we have solved the problem for shallow shell of an ellipsoid of revolutin on an elastic foundation under uniform normal load.
利用幂级数法,求解了在均布荷戴作用下,在弹性基础上的椭园扁壳的问题。
A series of TY protections based on the s's signal injection method have been widely applied to fault line selection and fault location in power systems in China.
基于“S注入法”的选线定位保护新原理的TY系列选线定位保护已大量运行于国内电力系统。
When the power series is used as the basic functions in the finite strip method, the computation becomes simple and convenient.
在有限条法中,采用幂级数作基函数,运算较为简单、方便。
Power flow control is one of the basis functions of UPFC series compensation control, intelligent power flow control method was studied in the paper.
潮流控制是UPFC的串联补偿控制的基本功能之一,论文深入研究了UPFC的智能潮流控制方法。
Stress intensity factors at the craek tips are computed by complex variable functions and perturbation method and formulas are given in power series forms.
采用复变函数及摄动方法,最后以幂级数形式给出应力强度因子的计算公式。
The concept of unity power factor can also be applied to the control of series active power filter. And the control method is provided.
本文还将单位功率因数的概念引入串联型有源电力滤波器的控制中,提出了串联型有源电力滤波器的控制技术。
This paper presents series-capacitance compensation method that can reduce the over-reactance of imitating transformer to meet equivalent reactance in power system imitating experiment.
在电力系统物理模拟试验中,提出了对模拟变压器电抗过大的串接电容补偿方法,该方法可以降低变压器的对外等效电抗。
This paper describes the system structure and basic operation principle of the series active power filter, and its control method and control circuit are studied and analyzed.
介绍了串联型电力有源滤波器的系统结构和基本工作原理,对其控制方法和控制电路进行了分析和研究。
The 3d exact equations to solve free vibration of the cylindrical shell were obtained by using power series expansion method.
用幂级数展开法得到了求解该圆柱形梯度壳自由振动的三维精确公式。
Domestic transmission and transformer construction companies have applied project management method on a series of power project construction, and the results are good.
国内输变电施工企业已运用项目管理方法对一系列电力工程的施工进行了有效的管理,收到了良好的效果。
The time series of voidage and particle colliding force at different operation conditions is analyzed and researched by statistic method-. power spectrum and chaos theory in this papers.
本文采用不同的分析方法分析、研究了气固流化床中不同操作条件下的空隙率时间序列和颗粒碰撞压力时间序列。
By studying the theory and method of realizing inductive power transfer for moving electrical apparatus in detail, this paper designs the phase-shifting full-bridge series resonance converter.
文中详细分析了感应电能传输技术的理论和方法,进而设计出用于感应电能传输系统的移相全桥串联谐振逆变器。
In this paper, based on the relation between normal subgroup and congruence, another depiction of normal series power semigroup is given from the angles of congruence by the method of analogy.
首先在正规子群与同余的关系的基础上,采用类比的方法,从同余的角度给出了群的正规列幂半群的另一种刻画。
A relatively direct method is expounded in this paper to prove the termwise differentiation of power series, and a simple method is expressed to calculate the Fourier coefficient.
用比较直接的方法证明幂级数的和函数在收敛域内可以逐项微分的公式;并得到了计算傅立叶系数的一种简便方法。
In allusion to the conventional reactive power compensation harmonic magnified disadvantage, this paper proposes the new harmonic restrained method that the reactor is series in the main loop.
针对传统的无功补偿可能存在的谐波方法的问题,提出了采用串联电抗器来防止谐波放大的设计方案。
This paper introduces a high-frequency series resonant charing method of solid pulsed laser power source, basing on constant current charging of digital control technology.
介绍了一种高频串联谐振充电的固体脉冲激光电源及其数字化控制恒流充电技术。
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。
To the question that series even-voltage on modularized active power filter running in electrical net, a method is presented.
针对模块化有源电力滤波器在电网运行中存在的串联均压问题,提出了相应的解决方案。
To the question that series even-voltage on modularized active power filter running in electrical net, a method is presented.
针对模块化有源电力滤波器在电网运行中存在的串联均压问题,提出了相应的解决方案。
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