Low-voltage distribution network line reactive compensation device and compensation method
A low-voltage distribution network and compensation device technology, applied in reactive power compensation, reactive power adjustment/elimination/compensation, etc., can solve problems such as complex low-voltage distribution network structure, unsatisfactory compensation effect, and difficulty in starting and running high-power equipment , to avoid switching instability and over-compensation problems, solve the problem of not starting normally, and improve the switching function
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[0028] The present invention will be further described in detail below in conjunction with specific embodiments, which are for explanation rather than limitation of the present invention.
[0029] The present invention is a low-voltage distribution network line reactive power compensation device, such as figure 1 As shown, it includes a compensation unit connected in parallel on a low-voltage line in a low-voltage power distribution network, and a control unit that controls the switching of the compensation unit; the compensation unit includes a phase selection switch and a capacitor connected in turn on the low-voltage line; The control unit includes a wireless communication circuit for receiving the low-voltage distribution network reactive power daily load curve data sent by the host computer; an FPGA central processing circuit for processing curve data and sending time switching signals; for storing curve data Memory; a drive circuit for switching control of the phase selectio...
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