The difference of output voltage of inverter and 220v is set as control signal, controller change the PWM signal to regulate buck-boost converter and three-phase rectifier.
以逆变器输出的电压和220v的差值作为控制信号。设计控制器根据控制信号改变直流变换器和三相可控整流的PWM控制信号。
When we use low-dropout switching power switching converter to reduce positive input voltage, we usually need an extra low - power negative output voltage.
在采用降压开关功率开关转换器降低正输入电压的同时，通常还需要一个额外的低功率负输出电压。
This circuit has the character of the flyback converter as well as the forward converter, single voltage output can be achieved by one transformer.
这种变换器综合了正激和反激变换器的特点，并且只用一个变压器实现了单路电压输出。
The dead time control in SPWM converter increases the harmonic component in voltage output and decreases the voltage utilization and reliability of converters.
SPWM变换器中的死区设置使变换器输出电压谐波含量增加、电压利用率和可靠性降低。
In a dc-dc converter with a given input voltage, the average output voltage is controlled by controlling the switch on and off durations (ton and toff).
在一个给定了输入电压的直流-直流变流器中，输出的平均电压是通过控制开关的导通和关断时间来控制的。
Then based on the above analysis, we present the method of using output voltage pulse differential feedback to control chaos in the buck converter.
在此基础上提出了利用输出电压的脉冲微分反馈对这类电路系统中的混沌进行控制的方法。
The discrepancy between the actual output voltage and expected output voltage of the matrix converter is calculated and added to the switch modulation matrix in the next sampling period as feedback.
该方法将实际输出电压和期望输出电压的比较偏差作为负反馈加到下一个采样周期的开关调制函数矩阵中。
Average current stress is minimized in a range of output voltage, and the converter can achieve ZVS in the range of output voltage.
通过这种设计方法，可使变换器在一定输出电压范围内平均电流应力最小，并且使变换器在一定输出电压范围内基本实现软开关。
Under this control strategy, the PWM converter output voltage characteristics is improved if load current vary and line voltage vary.
本文提出一种新的非线性控制方法，使得PWM开关变换器的输出电压，在负载干扰和电源电压干扰下，具有优良的动态特性。
Novel control for an input-series and output - parallel dual two-transistor forward converter (ISOP-DTTFC) is proposed, based on the analysis and result on the voltage unbalance.
分析了交错控制输入串联输出并联组合式双管正激变换器输入端不均压现象及其起因。
The input and output voltages in matrix converter based on two voltage synthesis are supposed to be divided into some sectors in each period.
在双电压合成矩阵变换器中，需要将每个周期内的输入、输出电压划分成若干扇区。
The output voltage waveforms of matrix converter which is based on the space vector modulation are analysed under the unbalanced input voltage. A time-variant modulation ratio method is proposed.
在非对称输入电压情况下，对基于双空间矢量调制的矩阵变换器的输出电压波形进行了分析，提出了利用时变调制比改善输出电压波形的方法。
Receiving the third signal and based on a reference voltage, the switching circuit controls the pulse wave width of the switching signal so as to adjust output current of the power converter.
切换电路接收第三讯号并依据一参考电压，以控制切换讯号的脉波宽度，所以可调整功率转换器的输出电流。
The separate operation of the main converter and the output voltage control are studied.
研究了主变换器的单独运行及其输出电压的控制。
Employing a RBF (radical basis function) neural network, a neural network controller is proposed for the output voltage control of the Buck - Boost converter.
采用非线性反馈控制电流内环，用RBF(径向基函数)神经网络设计了神经网络控制器控制输出电压外环。
The threshold voltage is set by output channel comprised of pulse generator, photoelectric coupler and F/V converter, and the detection result is input through photoelectric coupler.
利用可变频脉冲发生器、光电耦合器和F/V转换器组成输出通道，设定阀值；
Simulation and experimental results show that the proposed converter has sine wave input current and output voltage, low harmonic content, adjustable power factor, and zero voltage commutation.
仿真和实验结果表明：所提出的变换器输入电流和输出电压为正弦，谐波小且输入功率因数可控，并可实现零电压换流。
The converter with both voltage and current feedback in this thesis not only has a lower EMI lever, but can keep the output voltage steady.
本文给出的电压、电流闭环反馈型变换器，既具有较低的电磁干扰水平，又能够保持输出电压稳定。
In order to make the ISOP converter work normally, to ensure the voltage sharing of the input divided capacitors and current sharing of the output current of each module is very important.
为了保证该变换器的可靠工作，必须确保其输入分压电容均压和输出电流均流。
The 14-bit, four-channel A/D converter MAX1325 is employed to sample the analog input and output voltage of the synchro and then converted them into digital.
模数转换采用了14位，四通道A／D转换器MAX1325，实现了自整角机四路模拟数据的同时、快速采样。
It has been shown that the designed DC switching mode converter has a stable output voltage frequency, small ripple, high operating frequency and low power consumption.
结果表明，所设计的直流开关型变换器集成模块输出电压稳定、纹波小、工作频率，高、功耗低，且体积小。
Stable output voltage and input power factor is available by direct adjustment of the amplitude and phase angles of the control voltage for 4qs converter.
通过直接调节四象限变流器控制电压的幅值和相角，达到稳定输出电压和输入功率因数的目的。
Purpose: Low voltage output amplifier, audio muting, DC-DC converter.
用途：用于低电压输出放大，音频静音，直流-直流转换。
A method of the high voltage and high frequency parallel resonant converter with capacitive output filter which has the minimal peak input current is introduced.
建立了一种具有最小电流峰值的电容输出滤波高频高压并联谐振变流器分析设计方法。
This paper proposes an input-paralleled output-series half-bridge converter based on single half-bridge converter, it is suitable for the high output voltage and large power application.
为此，以半桥变换器为基本单元，提出了一种适合于高输出电压、大功率应用场合的输入并联输出的串联半桥组合式变换器。
In ideal multiple-output converter, the ratio of output voltage equal to the ratio of their turns.
在多输出变换器中，理想情况下，辅助输出电压与主输出电压满足变压器匝数比的关系。
For a high input voltage converter, a topology of input-series-output-parallel (ISOP) can be adopted.
高输入电压的变换器可以采用一种输入串联输出并联的拓扑。
An electronics transformer rectifier unit(TRU)with the output of 28.5V/100A DC is developed by using a novel phase shifted zero voltage and zero current switching PWM converter topology.
采用一种新型移相控制零电压零电流开关PWM全桥变换器拓扑，研制成2 8.5V/10 0A的航空电子变压整流器。
The traditional interleaved two transistor forward converter exists high voltage stress of freewheeling diode when applied in high output voltage condition.
传统交错并联双管正激组合变换器应用于高电压输出场合时存在变换器次级电压偏高、高频整流二极管电压应力大的问题。
The traditional interleaved two transistor forward converter exists high voltage stress of freewheeling diode when applied in high output voltage condition.
传统交错并联双管正激组合变换器应用于高电压输出场合时存在变换器次级电压偏高、高频整流二极管电压应力大的问题。
应用推荐