针对矩阵变换器调制方式的特点，提出了基于输出电压误差函数分析的矩阵变换器离散调制技术，推导了基于时间离散和差分原理的电路方程。
Based on the output-voltage error function, a novel time-discrete modulation technique is proposed for matrix converters (MCs) and time-discrete difference equations of a MC circuit are derived.
分析了一般电桥电路作为传感器其输出电压产生非线性误差的原因。
The reason of nonlinear error caused by output voltage in common electric bridge as the sensor is analyzed.
利用集成运算放大器的特点，设计了输出电压无非线性误差的电桥电路传感器。
Using the characteristic of integrated operational amplifier, an electric bridge circuit sensor without nonlinear error in its output voltage is designed.
这个误差电压被用作是控制电荷泵导通电阻，进而获得了一个稳定的输出电压。
This error voltage serves as is controls the electric charge pump breakover resistance (to call that it controls resistance pressure), then obtained a stable output voltage.
它们用于提高放大电路的增益和实现输出阻抗匹配，提高电流复制精度，减小电压增益误差。
They are used to enhance the gain of amplifier and realize the impedance matching, improve the current copying precision, decrease the tolerance of voltage gain.
分析了一个数字电压信号功放大系统的输出精度和误差产生的因素。
Error and precision about a digital signal power amplifier system was studied.
采用基于误差优先判断的PID控制方式来控制斩波器输出电压，从而实现电源输出功率的控制；
Second, the management of power output power can be carried out by PID control mode, which is based on the error of judgment and aims at control the chopper output voltage.
其次，本文采用直流电压外环、电流内环的双闭环控制方法，既保证了逆变器输出的静态误差为零，又保证了逆变器良好的输出波形。
Secondly, the DC voltage loop and inner current closed-loop control method, both to ensure zero static error of the inverter output, but also to ensure that the inverter output waveform.
该校准仪是用于校准各种电子电压表基本误差的专用标准仪器，具有定点频率下正弦波信号输出的标准电压源。
This normalizing device is a standard instrument used to calibrate the intrinsic errors of the various kinds of electronic voltmeters.
实验结果表明装置综合误差为0.1级，输出电压失真度小于0.5%，系统运行准确、数据传输可靠、操作方便及功能完善。
The running results show that the error of checking equipment is 0.1 and distortion is less than 0.5%. The system is simple, convenient, reliable in data transfer and accuracy control and so on.
实验结果表明装置综合误差为0.1级，输出电压失真度小于0.5%，系统运行准确、数据传输可靠、操作方便及功能完善。
The running results show that the error of checking equipment is 0.1 and distortion is less than 0.5%. The system is simple, convenient, reliable in data transfer and accuracy control and so on.
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