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- Have you decreased the reactive power to zero? 您将无功负荷将为零了吗?
- the reactive power service 无功功率服务
- Improve the power factor and reduce the reactive power dissipation. 提高系统的功率因素,减少无功损耗。
- The harmonic disturbances result in difficulties to measure the power factor and to compensate the reactive power. 为此，本文提出了一种新的高压无功功率自动检测补偿系统。
- As re-active power cannot be transmitted over DC lines, each AC system must supply the reactive power for the connected DC terminal. 由于无功功率不能通过直流线路输送,每个交流系统必须提供无功给所联接直流换流终端站。
- The Consumer shall, pursuant to the direct balancing principle, install and switch the reactive power compensator in a reasonable way. 用电方按无功补偿就地平衡原则，合理装设和投切无功补偿装置。（合同）
- At present the research of influence of the reactive power in the nonsinusoidal electric circuit on reactive energy measurement is still imperfect. 介绍了一种可用于非正弦情况下功率测量的数字算法,并研究了在虚拟仪器中的应用。
- The sequence to solve a overcurrent line of a feeder is: load transference to another feeder,reduction the reactive power and finally increase the section of the cable. 规划一个馈线线路（设备）的一条过流主干路的顺序是：了解负荷转移至另一个馈线线路（设备）过程中，将无功功率降低最终就要增加电缆。
- In this paper a device based on 8098 single chip processor(SCP)is introduced. It ca n be usedto control the reactive power and voltage of power sys-tems. 本文介绍了一种由8098单片机构成的无功/电压补偿自动装置的原理及软硬件结构。
- Some improvements are made on the Jacobian matrix direct-conversion method and its application is expanded from the reactive power optimization to the general OPF. 其中，在现有的潮流雅可比矩阵直接变换法的基础上做了一定的改进，并将在无功优化模型上所做的研究扩充到通用的最优潮流模型上。
- As the power output of wind farm has strong randomicity,the reactive power optimization and system stability of grid-connected wind farm are researched. 风电场的功率输出具有很强的随机性,对风电场运行后的无功优化和系统稳定性问题进行了探讨。
- Based on the electronic inverted technology, STATCOM can be faster and more effective to compensate the reactive power in power system, in which GTO and IGBT are be used. 而基于电力电子逆变技术的无功补偿装置STATCOM由于采用了GTO、IGBT等大功率全控型器件,因此能够更快速、更有效的补偿系统中的无功功率。
- In virtue of MATLAB, the simulations on the reactive power optimization for IEEE Test Systems are conducted, the results proved the superiority of the algorithm. 最后利用MATLAB软件针对IEEE测试系统进行了优化计算，结果表明了算法的优越性。
- The running voltage of smelting furnace is about 140 volt, and electrode current is as high as several thousands ampere. The contact technology and the control exist much difficult problem when the reactive power compensation is used to so large current. 矿热炉工作在140V左右的低电压下,并且电极电流高达几万安培,要对这么大的电流进行无功补偿,不仅存在许多接触工艺上的困难,还给控制上提出许多难题。
- Active power filters (APF) are widely used to reduce harmonics, compensate the reactive power, and improve the power factor due to its advantages of superior controllability, fast responding, small bulk and weight, and its achievements are more and more. 由于高可控性、快速响应、体积小、重量轻等优点,有源滤波器在抑制谐波、补偿无功、提高功率因数上得到广泛的应用,研究成果也越来越多。
- It uses the reactive power compensation equipments SVC(TSC+TCR) whose reactive power can modulate continuously to compensate asymmetrical Three-phase loads, and proposes a new control strategy. 为实现三相负荷平衡，采用无功功率连续可调的无功补偿装置TSC和TCR型的SVC进行三相不平衡负载补偿，为此研究出新的控制策略。
- The model of a typical AC/DC power system is established using the PSCAD/EMTDC software, output data and curves of simulation are analyzed, and the reactive power of the AC/DC system is calculat. 为准确分析计算交直流输电系统的无功功率,采用基于任意周期电压电流的无功功率数学模型,推导了交直流输电系统的无功功率模型,阐述了交直流输电系统中无功功率的物理本质。
- Shandong Xinrong Labor Power Service Co., Ltd. 山东欣荣人才服务有限公司。
- Reduces the line for high and the reactive loss. 降低线路的有功及无功损耗。
- On the procurement and pricing of reactive power service in the electricity market environment 电力市场环境下的无功服务获取与定价研究
