一种灵活的可编程三相开关功率放大器-模拟电子-电子工程世界网 关键词：开关功率放大器；可编程；三相四桥臂逆变器 [gap=494]Keywords:Switching power amplifier; Programmable; Three-phase four-leg inverter
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当三相四桥臂逆变器用于UPS时，要求其中线电压很低。
The neutral voltage of the three-phase four-leg inverter employed in UPS is desired to be very low.
本文将三相四桥臂逆变器与重复控制技术、PI双闭环控制相结合，满足了非线性不平衡负载的要求。
In order to solve the problem mentioned above, a novel design which combines three phase fourlegs inverter, repetitive controller and PI double loop control.
针对离网型小型风力发电系统中负载具有随机性和不平衡性的特点，本文将三相四桥臂逆变器应用于该系统。
In small scale wind power generation systems, the loads are stochastic and unbalanced sometimes, which put forward special requirements to the inverter.
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