Lightning positioning system and method based on distributed monitoring sites

The invention discloses a lightning positioning system and method based on distributed monitoring sites, which belongs to the field of civil aviation air traffic control, and relates to a lightning positioning technology. The lightning positioning system comprises a VLF/LF front-end site, a central station and a data analysis and processing center, wherein the VLF/LF front-end site comprises an acquisition card and an industrial personal computer; the central station comprises a software filtering unit and a synchronous data unit; the data analysis and processing center comprises a lightning real-time positioning unit, a lightning type identification unit and an ionosphere monitoring unit. The system can realize uninterrupted recording of VLF/LF lightning signal waveforms, and provides comprehensive analysis of online and historical real-time positioning data. By using the system, the lightning activity can be monitored and tracked in real time; and high-precision seamless coverage of large-range lightning ac