sinusoidal current

The treatment of vocal nodules with constant amplitude medium frequency sinusoidal current is reported in this article.

本文报道了等幅正弦中频电流治疗声带小结，有效率为31.88%，治愈率为59.42%，总有效率为91.30%。

Observation of effect on treating varicella-zoster with undamped medium frequency sinusoidal current therapy and infrared rays

等幅中频正弦电疗加红外线治疗带状疱疹的疗效观察

If a sinusoidal current is sent through a movingcoil galvanometer, the meter reads zero.

如果将一正弦电流通入动圈式电流计, 那么这电流计的读数为零.

The treatment of 69 cases with vocal nodules with constant amplitude medium frequency sinusoidal current

等幅正弦中频电流治疗声带小结69例

A Study on Transient Reactive Power Frequency Component of Non-sinusoidal Current Circuit

非正弦周期电流电路瞬时无功功率频率分量研究

Compared with diode uncontrollable rectifier and phased thyristor rectifier, PWM rectifier has the advantage of symmetrical sinusoidal AC current, unity power factor operation and two-way flow of energy.

与二极管不可控整流或相控晶闸管整流器相比，PWM整流器具有网侧电流对称正弦、单位功率因数运行、能量能够双向流动的优点。

The converter can control the resistive load of the rated current by the way of controlling the sinusoidal current source, through the magnetometive restrictions of the series transformer, which means to indirectly control the rated load voltage.

在控制上按照正弦电流源的控制方法，指出通过串联变压器的磁约束关系可控制阻性负载的额定电流，即可间接控制负载额定电压。

SPWM GTR inverter for sinusoidal current fast regulation in a wide range

采用逆变器实现宽范围快速调节交流正弦电流

The second part is to design the sine wave networks circuits which is composed of sinusoidal current source array and switches, current to voltage converter ( I-V converter), two staged LPF, etc.

二是正弦波网络：主要包括正弦量化的电流源整列和开关网络，电流电压转换器，二阶低通滤波器；

RC sinusoidal oscillator circuit based on second-generation current conveyors is proposed.

提出了一种基于电流传送器的RC正弦波振荡电路.

For sinusoidal waveforms, equal to the cosine of angle of phase difference between voltage and current.

对于正弦波来说, 功率因子等于电压、电流位相差的余弦.

Some certain errors are existing for analyzing the sinusoidal signal of fundamental harmonic, non-integral harmonic and the decay quantity signal of direct current.

傅立叶算法在分析基波和非整次谐波以及直流衰减信号时，存在一定的误差。

In variable-frequency drives of AC motor, it needs to control the relevant variables to ensure three-phase equilibrium of the sinusoidal input current in order to keep the electromagnetic torque of AC motor constant.

异步电机的变频调速，需要控制相关变量，保证异步电机输入三相平衡的正弦电流，这样才会合成恒定的电磁转矩。