描述
除传统的LC调试滤波器目前还在应用外,当前抑制谐波的一个重要趋势是采用有源电力滤波器,它串联或是并联于主电路中,实时从补偿对象中检测出谐波电流,由补偿装置产生一个与该谐波电流大小相等、方向相反的补偿电流,从而使电网电流只含基波电流。这种滤波器能对频率和幅值都变化的谐波进行跟踪补偿,其特性不受系统的影响,无谐波放大的危险,因而倍受关注,在日本等国已获得广泛应用。
GE SPEEDTRONIC MP DAUGHTER BOARD DS3800DMPK 1E1D
GENERAL ELECTRIC DS3800HPLA1B1C USPP DS3800HPLA1B1C
GENERAL ELECTRIC DS3800NHVD1C1B USPP DS3800NHVD1C1B
GENERAL ELECTRIC DS3800NHVD1D1B USPP DS3800NHVD1D1B
GENERAL ELECTRIC DS3800HROA1A1A NSFP DS3800HROA1A1A
GENERAL ELECTRIC DS3800NGRC1H1F REGULATOR BOARD C-ESS
GENERAL ELECTRIC DS3800NHVF11B1A USPP DS3800NHVF11B1A
General Electric DS3800DMPK1B1B Circuit Board USED
General Electric DS3800HSHA1D1D Circuit Board USED
GENERAL ELECTRIC DS3800HDDD USPP DS3800HDDD
General Electric DS3800NADA1E1F Circuit Board U