An active inductor is constructed from some active devices, such as field effect transistor. The inductive property is derived from the interaction between the interpolar capacitance and the induced current effect.
主动电感是由主动元件场效电晶体所构成，藉由闸极与源极间电容及互导与感应电流源之关系，可推导出其电路具有电感性质。
The specific capacitance of composite electrodes keep constant with increase of active material.
随活性物质增加，复合电极的比电容增长率趋于稳定。
The invention relates to a control method for series compound active electric filter with a base wave by-pass channel, which is used to control the inverter, has no base wave current passing by in the series compound active electric filter in spite of if the electric network and the load are balanced or not, it avoids from the resonance between the base wave by-pass channels and the inverter when it restrains the harmonic wave, thus the capacitance of the inverter and the cost of the machine are decreased, the efficiency of the inverter is upgraded.
带基波旁路通道的串联混合有源电力滤波器控制方法，是要解决不管电网及负载平衡与否，均控制带基波旁路通道的串联混合有源电力滤波器中的逆变器不流过基波电流，在抑制谐波的同时避免基波旁路通道和逆变器发生谐振，从而降低逆变器容量和整机的成本，提高逆变器效率。
Compared with the prior art, the invention has the advantages that:(1) the active neural microelectrode integrates signal collection/processing and stimulation function in the same preposed signal processing chip, which can reduce the disturbance of environmental noise, inhibit the attenuation caused by parasitic capacitance, filter polarized voltage and greatly improve the speech-noise ratio and stability of the whole microelectrode; and (2) the active neural microelectrode integrates digital logic control and stimulation circuit in the chip, so as to reduce the amount of output leads and simplify the complexity of subsequent circuits.
本发明相对于现有技术具有如下突出特点：(1)将信号的采集，处理以及刺激功能集成在一个前置信号处理芯片上，不仅减少了因为环境噪声的干扰，而且很好的抑制了寄生电容引起的衰减，滤除了极化电压，大大增强了整个微电极的信噪比和稳定性；(2)同时，将数字逻辑控制和刺激电路也集成在此芯片上，减少了输出引线的数目，简化了后续电路的复杂性。
Products are mainly high and low sub-harmonic filters, reactive power compensation level of sub-systems, low sub-third harmonic filter, low sub-active filters, automatic switching cabinets, such as capacitance compensation.
产品主要有高低亚谐波滤波器、高低亚无功补偿系统、低亚三次谐波滤波器、低亚有源滤波器、自动投切电容补偿柜等。
This article adopts new-style CMOS current feedback operational as well as resistance and capacitance element to simulate passive LC ladder mould high pass filter circuit, and got the continuous-time active full-poll high-pass filter which is easy to overall integration and has good high-frequency character.
采用新型CMOS电流反馈运算放大器以及电阻和电容元件模拟无源LC梯型高通滤波器电路，得到了一种高频特性优良的容易全集成的连续时间有源全极点高通滤波器。
This converter uses a simple auxiliary circuit without the active switch and lossy components so that the voltage stress of secondary rectifier diode is reduced and the current to charge or discharge clamping capacitance is self-adjusted in accordance with the load.
该变换器采用了不带损耗元件和有源开关的简单辅助电路，减小了次级整流二极管的电压应力，且轻载时箝位电容的充、放电电流能根据负载情况自动调整。
It could be seen that the chemical doping improved the specific capacitance and the utilization of active materials. When the weight ratio of NiO with Y_ (2) O_ (3) was 1 ∶ 0.1, the composite material had the best properties.
结果表明，化学掺杂提高了电极的比容量，当NiO与Y2O3的质量比为1∶0.1时，单电极放电比容量可达到363F。
Cascade H-bridge Multilevel Converter with Carrier Phase-shifted SPWM Technique and Its Application to Active Power Filter The Study of DC Link Capacitance Voltage in Multi-level PWM Converter with Fuzzy Controller
载波相移级联H桥型多电平变流器及其在有源电力滤波器中的应用研究多电平换流器直流侧电容电压模糊控制技术
A Semi-Active Shunt Damping Scheme with A Negative Capacitance Circuit
带有负电容电路的半主动控制系统
It consists of a total designing idea of active matrix, the characteristics of ac'ive matrix devices and the physics of liquid crystal cell capacitance being charged or discharged.
文中讨论了有源矩阵设计的总体思想、有源矩阵器件的单管性能以及单元液晶电容充放电的物理过程；
Using the nullor model in an active SCN, it is easy to obtain the adjoint-network by changing the SCN to SC-nullor network, and then calculation formulae of sensitivities of output with each capacitance are derived.
对于有源SCN，引入nullor模型后，SCN转变成SC-nullor网络，就很容易得到原网络的伴随网络，从而推导出输出量对各电容的灵敏度计算公式。
Particularly, the best resistance capacitance combination of the three order active LPF's parameters optimize design is proposed for the first time.
首次提供三阶有源低通滤波器参数优化设计的阻容最佳组合。
Active power loss of the whole network is minimized with bus voltages and reactive powers being in their domains through capacitance sets turned on/off and transformer taps adjusted.
在满足电压、无功出力的条件下，通过电容器组投切和变压器分接头调整，使得全网有功网损最小。
Theory and Practice of the High Capacitance Active Standard
有源大电容器标准的理论与制作
Nano-Ni (OH) 2 was prepared by deposition methode, and the specific capacitance of nano-Ni (OH) 2 is 90.7 F-g-1 in the KOH solution combined with active carbon. The cycl performance need be improved.
用沉淀转化法可制得纳米级氢氧化镍，其与活性炭组合可以得到较大比容量的电容器，容量可达到90.7F·g~（-1），但是循环性能有待改善。
Active power loss of the whole network is minimized with bus voltages and reactive powers being in their domains through capacitance sets turned on / off and transformer taps adjusted.
在满足电压、无功出力的条件下，通过电容器组投切和变压器分接头调整，使得全网有功网损最小。