The average inductance current can be calculated by input voltage and output voltage to use in PI regulator.
通过采样输入输出电压以获取电感的平均电流,从而代替了实际的采样电流,以进行PI调节。
We can use SPWM to control power tube on or off, can use the double-loop control with the inductance current inner loop and capacitor voltage outer loop is introduced.
可采用SPWM控制功率管的关闭与导通,采用外环电压环,内环电流环的双环控制。
The result is that open circuit fault does not affect output voltage of the system, but it apparently affects inductance current and output current of single module inverter.
分析得到开路故障不会影响系统输出电压,但会明显影响单逆变器模块电感电流和输出电流。
The inductance of the welding machine controls the rate at which the short circuiting current increases.
机器这个电感的那些焊接的那些比率在哪个那些增加短路电流。
Inductance value selected by this method can minish the ripple of compensation current and get good compensation performance.
采用本方法选取的电感值,可以使补偿电流纹波较小,并且能得到良好的跟踪补偿性能。
In theory, the decrease of the vacuum magnetic insulation transmission line inductance can heighten the energy transmission efficiency, can increase the load current.
理论计算表明,改造真空磁绝缘传输线,减小其自身电感,会提高能量传输效率,能够增大负载电流。
But electrodynamic loudspeaker used extensively takes on inductance, and it is a device driven by current, its output sound pressure is proportional to current.
实际中广泛使用的电动式扬声器具有一定的电感,且为电流驱动器件,其输出声压与电流成正比。
One is the rise in voltage along the line resulting form the capacitive current of the line flowing through the line inductance.
一个影响是由于线路电容电流流过线路电感引起的电压沿线路升高。
The current waveforms are superimposed on the angular unsaturated phase inductance.
电流波形将会在电感的角度不饱和阶段。
A kind of piston-type magnetic flux compression generator (MFCG) prototype model with a helix winding is developed to prove the working principle of decreasing the inductance for the enlarged current.
为了验证活塞式螺旋绕组磁通压缩发电机(MFCG“)减小电感以放大电流”的工作原理,设计制作了活塞式螺旋绕组MFCG原理样机,并完成了原理实验。
Testing results show that the major factors affecting the deposition efficiency are the welding current, arc voltage and gas flow rate under the condition of same circuit inductance.
试验结果表明,在回路电感值不变的条件下,焊接电流、电弧电压和气体流量是影响熔敷效率的主要因素。
The paper finds out a formula to estimate the inductance value of current following inverter on the basis of tracking instruction current signal by hysteretic comparison.
从采用滞环比较方式跟踪指令电流信号出发,推导出电流跟踪型逆变器中输出电感值的估算公式。
The Rogowski coil ranged in the same axis was used as current sensor, in which the self-integral resistance should has smaller inductance and smaller capacitance as possible.
电流测量探头采用自积分的罗柯夫斯基线圈,自积分电阻的电感、电容要尽可能的小,并采用同轴结构。
Because the circuit needs current overload protect, a double loop strategy , with current feedback of filter inductance as inner loop and output voltage as outer loop, is studied.
根据需要电路电流过流保护的特点,重点介绍了滤波电感电流反馈做内环,输出电压做外环的双环控制策略。
Electric currents: electric current, Ohm's law, conductivity, Kirchhoff's laws, time varying currents, free and forced oscillations, condensers, inductance, complex impedance, resonant circuits.
电流:电流,欧姆定律,电导率,基尔霍夫定律,时变电流,自由和强迫振荡,电容器,电感,复阻抗,谐振电路。
Under the latter condition, the circuit is capacitive, with large loop current and over-voltages on the inductance and the capacitance.
后者电路呈电容性,不仅回路电流大,且电感、电容上产生过电压。
According to the results, the leakage inductance of the current with discrete distribution is computed and then the distinction between the practical inductance and the perfect one is presented.
最终得到了电流离散化后增加的漏电感,从而给出实际电感与电流均匀分布时电感的差别。
Owing to the connection of the main current path and the gate driving path in discrete form, the influence of parasitic inductance can be reduced and voltage conversion efficiency can be improved.
由于以分 立的形式连接主电流通路和栅极驱动通路,因此可以减小寄生电感的影响,并提高电压变换效率。
A new PWM control method for GTR current source rectifier is presented. The mathematical formulae that output voltage of the rectifier and inductance of the DC filter are derived.
提出了一种新的适合于GTR电流型变频器整流器部分的PWM控制方法,推导出了在准圆轨迹PWM控制规律下,整流器输出电压的计算公式和平波电抗器电感量计算的实用公式。
The switch convertor can work in continuous current mode(CCM) or discontinuous current mode(DCM) according to the current through the inductance.
根据电感上电流的断续情况,开关变换器可以工作在连续导电模式(CCM)和断续导电模式(DCM)。
The problem of divergence produced by using line-model to calculate the tension and coefficient of self-inductance of a circular current loop is discussed.
分析讨论了一些文献在计算载流圆环处于自身磁场受的张力和自感系数时使用线电流模型的不当所带来的发散问题。
Too low an inductance gives rise to a very high short circuiting current and consequently high pinching rate.
一个太低的电感引起非常高的短路电流和从而高的折磨的比率。
Meanwhile, the single pitch fractional-slot winding research was also carried out, calculating the winding factor and analysis the influence of current on winding inductance.
同时,还对单节距分数槽绕组进行研究,计算了电机的绕组因数,分析绕组电流对电感的影响。
The presented method is simple and convenient to calculate the inductance parameters of current transducers with regular or irregular shape.
该方法简单易行,可用于计算规则、不规则形状电流互感器电感参数。
It points out that arc dis charge time is related to circuit time constant and the product of inductance and static current.
指出放电时间与电路时间常数以及电感和稳态电流的乘积相关。
It was shown that appropriate selection of sharpening capacitor and circuit inductance would decrease the current-pulse length without any harm to the thyratron.
适当选择锐化电容和回路电感量,可以使放电电流脉冲变窄而又不加重闸流管的负担。
Small size, good self-healing effect, low inductance, low loss at high frequency, strong over-current ability, and can withstand high current impulse.
体积小、自愈性好,电感量低,高频损耗小,过电流能力强,能承受瞬间大电流冲击。
It can achieve fault diagnosis and fault location by monitoring the current of DC inductance and a specific branch and analyzing current waveform's Fourier transform.
通过监测、分析桥路直流电感电流和特定支路的电流,并对其波形进行傅里叶变换分析,实现对桥路故障类型的诊断及对故障桥臂的定位。
It can achieve fault diagnosis and fault location by monitoring the current of DC inductance and a specific branch and analyzing current waveform's Fourier transform.
通过监测、分析桥路直流电感电流和特定支路的电流,并对其波形进行傅里叶变换分析,实现对桥路故障类型的诊断及对故障桥臂的定位。
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