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发明名称
变频调速系统及方法;FREQUENCY-CONVERTING AND SPEED REGULATING SYSTEM AND METHOD OF THE SAME
摘要
一种具低电压穿越功能的变频调速系统,包括具有整流器、直流母线以及逆变器之变频器。变频调速系统更包含:掉电检测模组、升降频率控制模组、逆变器控制模组以及运行模式选择模组。掉电检测模组根据电网电压与额定馈电电压产生掉电系数,进而产生相应的运作模式切换信号。运行模式选择模组接收升降频率控制模组的目标频率信号及降频量,根据运作模式切换信号产生输出频率信号。逆变器控制模组根据输出频率信号产生三相调制信号控制逆变器之运作。
申请公布号
TW201545457
申请公布日期
2015.12.01
申请号
TW103127413
申请日期
2014.08.11
申请人
台达电子企业管理(上海)有限公司 DELTA ELECTRONICS (SHANGHAI) CO., LTD.
发明人
刘斌 LIU, BIN;王正 WANG, ZHENG;张怡 ZHANG, YI;甘鸿坚 GAN, HONGJIAN;应建平 YING, JIANPING
分类号
H02M5/22(2006.01)
主分类号
H02M5/22(2006.01)
代理机构
代理人
蔡坤财李世章
主权项
地址
中国大陆 CN
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