While the connection wire is active, you can also initiate scrolling by hovering near the editor edge and pausing briefly.
在连接线已经激活的情况下,可以将鼠标悬停到编辑器边缘附近并短暂停顿来启动滚动功能。
The operating status of three-phase three-wire HAPF(Hybrid Active Power Filter) in harmonic suppression and reactive power compensation for variable-frequency motor are introduced.
介绍了三相三线制混合型有源电力滤波器在变频调速电动机谐波治理和无功补偿方面的运行情况。
Especially three-phase four-wire active power filter hardware has simple structure with only three group switch device.
特别是三相四线制有源电力滤波器硬件结构简单,只有三组开关器件。
In this paper, two types of main power circuits and their control methods are introduced when constructing active power filter in three phase four wire system.
本文介绍了在实现三相四线制有源电力滤波器时所采用的两种不同的主电路结构及其控制方法。
The interpretation of active and reactive currents in non-sinusoidal and unbalanced three-phase four-wire systems is given based on the generalized instantaneous reactive power theory.
以通用瞬时无功功率理论为基础,阐述了电压不对称和非正弦条件时的有功和无功电流的物理意义。
Moreover, three-phase four-wire active filters can suppress zero line current, and solve symmetric problem of system effectively.
另外,三相四线制有源电力滤波器能有效地抑制零线电流,并能有效地解决系统的不对称问题。
With widespread adopting of the Active Control Technique(ACT) and Control Configuration Vehicle(CCV)and Fly-by- wire system, position of Flight ControlSystem(FCS) become even more significant.
在航空航天飞行器设计中,随着主动控制技术、随控布局及电传操纵系统的普遍采用,飞行控制系统的地位变得更为重要。
This paper introduces an active power filter device used for three phase four wire. The compensation principle and structure of main circuit and control circuit are given.
主要介绍用于三相四线制的有源电力滤波装置的研究工作,给出了系统的基本补偿原理、主电路及控制电路结构,并利用该装置进行了补偿实验。
The system adopts Unified Constant-Frequency with Vector Operation, to design 3-phase 3-wire parallel active power filter(PAPF).
系统采用基于矢量运算的恒频积分算法,设计三相三线并联型有源电力滤波器PAPF。
Reducing content of hydrogen effect of fluoride, carbonate, active chide and rare earth oxide in weld by self-shielded flux-cored wire with CaF2-TiO2 MgO slag system is investigated.
探讨氟化物、大理石、高价氧化物和稀土氧化物在氟钙钛渣系自保护药芯焊丝中的降氢机理。
Reducing content of hydrogen effect of fluoride, carbonate, active chide and rare earth oxide in weld by self-shielded flux-cored wire with CaF2-TiO2 MgO slag system is investigated.
探讨氟化物、大理石、高价氧化物和稀土氧化物在氟钙钛渣系自保护药芯焊丝中的降氢机理。
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