Magnetic Integrated Hybrid Power Filter and Reactive Power Compensation System
A technology for power filtering and compensation systems, applied in reactive power compensation, reactive power adjustment/elimination/compensation, harmonic reduction devices, etc. Many problems, to achieve high power factor and high efficiency stable operation, achieve suppression and compensation, reduce additional losses
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[0018] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0019] like figure 1 As shown, the present invention includes a five-winding transformer 1, a first filter capacitor bank 2, a second filter capacitor bank 3, a command current operator 4, a PWM controller 5, a first current measuring device 6, a second current measuring device 7, High-pass filter 8, converter 9, active filter 12, the five-winding transformer 1 includes primary side high voltage winding, secondary side low voltage winding, first induction filter winding, second induction filter winding and an active filter windings, wherein the primary side high-voltage winding is connected to the AC power grid 1, the secondary side low-voltage winding is connected to the converter 9, the converter 9 is connected to the load 10, and the first induction filter winding and the second induction filter winding of the five-winding transformer are respectivel...
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