无功的

In this paper, a harmonic detection method based on instantaneous reactive power theory is discussed. And then, MATLAB models for the harmonic detection are built and the simulations are carried out.

本文分析了基于瞬时无功功率理论谐波检测方法的基本原理，建立了基于MATLAB的谐波检测系统模型并进行了仿真分析。

Secondly, the method based on instantaneous reactive power theory is researched, and the detecting precision affected by LPF is analyzed.

其次，本文基于瞬时无功功率理论研究该理论的检测方法，从频谱的角度分析了低通滤波器对检测精度影响。

This paper presents a new real-time voltage/reactive power control algorithm based on primal-dual interior point method.

摘 要：提出了一种充分利用稀疏技术的基于原—对偶内点法的电压无功实时优化控制算法。

The linear programming model is established in this paper, the optimization problem is solved by a primal-dual interior-point algorithm which is one of the interior point methods.

本文建立了电力系统无功优化的线性数学模型，并采用内点法中的原-对偶仿射尺度法求解优化问题。

As a kind of optimization method, The Lagrange multiplier method is discussed in this paper.

本文首次提出了一个新的发电机无功功率生产成本的计算方法。

Reactive power optimization is an effective method for improving the electricity quality and reducing the power loss in power system.

实现电力系统的无功优化控制，是保证电力系统电压质量，降低运行网损的有效措施。

The most common type of mildew is powdery mildew, which is caused by the sphaerotheca pannosa var.

最常见的白粉病是白粉病，这是所带来的sphaerotheca黄背无功。

The authors research the algorithm for power system static voltage stability. Taking the modulus minimum eigenvalue of power flow Jacobian matrix as the criteria to weigh the weakness of power system, the active power injected into nodes equivalent is substituted by equivalent conductance to ground as well as the reactive power injected into nodes is substituted by equivalent susceptance to ground.

研究了电力系统静态电压稳定性算法，以潮流雅可比矩阵最小模特征值的大小作为衡量电网薄弱程度的标准，以等效对地电导代替节点注入有功功率，以等效对地电纳来代替节点注入无功功率。

The model of the capacitors optimal control to distribution network is set forth in this thesis.

论文从经济运行的角度出发，建立了配电网无功优化控制问题的数学模型。

The key to the optimization of reactive power operation is to get optimum value or satisfying quasi optimum value.

无功运行优化问题的关键在于获得最优解或较好的次优解。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。