限幅放大器采用有源负载基本放大单元。
Active loads amplifiers cell are used to construct the limiting amplifier.
本文介绍了带有源负载时,小型三相同步中频发电机的设计和并联运行时抗干扰方面的一些经验。
The paper introduces some experience in anti-interference for design and parallel operation of small intermediate frequency three-phase synchronous generator with active load.
本文阐述了有源负载恒温槽的工作原理,推导了描述其静态特性的缩减因数表达式,并对这种恒温槽的性能和应用作出了评价。
The expression of the reducing factor for calculating its static characteristics is derived, and the performances and applications of this oven are evaluated.
该放大器采用有源电感负载技术和放大器直接耦合技术以提高增益,拓展带宽,降低功耗并保持了良好的噪声性能。
Active inductor loads and direct-coupled technology are employed to increase the gain, broaden the bandwidth, reduce the power dissipation, and keep a tolerable noise performance.
并联型有源滤波器根据其谐波检测点的不同,有两种控制方法。即负载电流检测控制方法和电源电流检测控制方法。
Based on the differences of harmonic testing point, there are two control ways for shunt active filters, that is, the way of load current sensing and the way of power supply current sensing.
本文利用高压支承变压器高频载波下付边电感与负载电容的谐振特性,设计并研制了有源谐振的ESS。
In the palper, with resonance between the secondary coil of suspension transforMer and capacitance load the active ESS has been developed.
为实现对非线性负载的谐波补偿和电压调节功能,提出了一种混合型并联有源滤波器。
In order to realize the functions of harmonic compensation and voltage regulation for nonlinear loads, a hybrid shunt active power filter is proposed.
简要分析了串联型电力有源滤波器(APF)的工作原理,提出了一种负载电压检测控制方式,给出了其主电路的参数设计方法。
The paper analyzes briefly the basic operation principle of a series APF and proposes a control approach of detecting its load voltage.
根据非线性负载的等效电路模型,提出了一种基于快速跟踪算法的有源电力滤波器单相电路谐波电流检测方法。
According to the equivalent circuit model of non-linear load, a detecting approach of harmonic current in single-phase circuit based on fast iterative algorithm in active power filter is proposed.
针对并联型有源滤波器提出了一种电流控制新方式,与传统控制方式不同,该方式不需要检测非线性负载中的谐波及无功电流。
A new equivalence principle of current control for shunt active power filters is introduced, which having no use for measurement of harmonic and reactive currents of nonlinear loads.
直流侧有源电力滤波器并联在整流桥的直流侧,对整流类负载进行谐波治理有很大的技术优势。
The DC side active power filter (APF) is shunted at the DC side of rectifier bridge, which has great technical advantages in harmonic suppressing for rectifier load.
为了提高电能质量,通常采用有源电力滤波器来补偿非线性负载的谐波电流,以减小谐波对电网的污染。
In order to improve the power quality, Active power filter is used to compensate harmonic current of nonlinear load to decrease harmonic pollution of the grid.
仿真和实验研究证明这种电力有源滤波器能够消除谐波电流源型负载产生的无功电流和谐波电流。
The simulation and experimental results demonstrate that the proposed system can compensate harmonic current and reactive current generated by harmonic current source loads.
从实验结果来看,有源滤波器系统能够有效的消除由非线性负载产生的谐波,大大降低了谐波对电网造成的危害。
From the experimental results, the active filter system can effectively eliminates the harmonics generated by the nonlinear load, greatly reduces the harm caused by harmonics on the grid.
并联型有源电力滤波器适用于多种负载条件下的谐波和无功补偿,尤其是能应用于电源电流畸变和不平衡条件下。
The SAPF prototype can compensate harmonics and reactive well under varies load conditions, especially in the case of a distorted or unbalanced current of power supply.
提出了有效应用并联变流器作为大功率负载时的无功补偿器以及有源滤波器(APF)新拓扑。
A new topology for efficient utilization of parallel converters as VAR compensators and active power filters (APF) for high power loads is proposed.
将有源滤波器和非线性负载视为一个整体。
电路采用有源电感负载来拓展带宽、稳定直流工作点,通过直接耦合技术来提高增益、降低功耗。
Active inductors are employed as loads to expand the bandwidth and to get stable DC operation points, and the direct-coupled technique is used to increase voltage gain and reduce power dissipation.
利用有源钳位电路实现主变压器铁心对称复位,功率开关在宽输入电压和宽负载电流范围内零电压开关。
By using an active clamp circuit, the power transformer core is symmetrically reset. Zero voltage switching conditions are achieved over a broad input voltage and output current range.
输出是开关控制信号甩于控制有源滤波器产生补偿电流来抵消非线性负载的畸变电流。
The active power filter is controlled to generate compensation currents to reduce distortion currents caused by nonlinear loads.
基于单位功率因数控制策略的单相有源滤波,去掉非线性负载部分即为单相全控整流。
Based on the unity power factor control strategy of single-phase active power filter, remove the part of non-linear load is the single-phase full-controlled rectifier.
本文以并联电流型有源滤波器的数学模型为基础,讨论了有源滤波器的控制方法。该方法由负载电流前馈、电源电流状态反馈和控制延迟补偿组成。
In this paper, the control method of the current-source active filter is discussed, which is made up of the state-feedback and delay compensation control.
建立了基于功率变换器的有源式超级电容器-蓄电池混合储能系统的模型,并对控制环节进行了设计,提出了一种在脉动负载下蓄电池恒流输出的控制策略。
A mathematical model of the actively controlled battery-ultracapacitor hybrid energy storage system based on a power converter was set up, and the control loop was designed.
通过预测负载网侧输入电流的基波成分,控制有源滤波器产生用以抵消非线性负载的谐波电流。
On the based of artificial neural network, the active power filter can work properly to cancel load's line harmonic current. Only few readily available parameters are used in the method.
电网中不仅含有电流型谐波源负载,还存在大量电压型谐波源负载,并联型有源滤波器只对电流型谐波有较好的抑制作用,对电压型谐波不仅抑制效果较差,还会引发谐波放大,负载过流。
SAPF, which only has better inhibition to current-type harmonic source, is not only less inhibitory to the voltage-type harmonic source, but also lead to harmonic amplification and load over current.
讨论具有大惯量飞轮负载的直流无刷、定于无铁芯电机,在脉宽调制调幅有源控制的基础上,完成再生能耗制动控制以及低速下转换到有源制动控制的主要技术问题。
The braking mode control of reviving power-consumption of large momentum fly-wheel motor is discussed on the basis of pulse-modulated amplitude-modulation in this paper.
讨论具有大惯量飞轮负载的直流无刷、定于无铁芯电机,在脉宽调制调幅有源控制的基础上,完成再生能耗制动控制以及低速下转换到有源制动控制的主要技术问题。
The braking mode control of reviving power-consumption of large momentum fly-wheel motor is discussed on the basis of pulse-modulated amplitude-modulation in this paper.
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