开关电源把直流电源或交流电源通过它可以获得一个稳定的直流电压源。
Switching power supply or DC power to AC power through it will be a stable DC voltage source.
此直流电压经过LM 7805的稳压和C3的滤波便在稳压电源的输出端产生了精度高、稳定度好的直流输出电压。
The dc voltage after LM7805 on voltage stability and C3 filtering was manostat an output terminal of the produced high precision, stability good dc output voltage.
网侧变流器采用直流电压稳定并保证并单位功率因数并网，并将负荷侧吸收的有功功率馈送回电网。
The gird side converter is adopted DC voltage stable and unit power factor grid-connected control, and feedback the active power absorbed from the load side to the grid side.
恒频脉宽调制细分驱动器比常见的直流电压斩波驱动器具有明显的优越性，不仅能够显著改善低频稳定性和高频矩频特性，而且能够有效地利用能量。
Not only has it improves the stability in low frequency and the torque-speed characteristic in high frequency of the stepping motor, and can utilize energy availably.
恒频脉宽调制细分驱动器比常见的直流电压斩波驱动器具有明显的优越性，不仅能够显著改善低频稳定性和高频矩频特性，而且能够有效地利用能量。
Not only has it improves the stability in low frequency and the torque-speed characteristic in high frequency of the stepping motor, and can utilize energy availably.
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