Radar speed measurement system for rail transit

• Main Authors: CHEN BIN, ZHOU YUAN, DUAN CUNGAO, XIE XI, ZHOU QIAOLIAN, GU MING
• Format: Patent
• Language: Chinese; English
• Published: 14.06.2022
• Subjects: ANALOGOUS ARRANGEMENTS USING OTHER WAVES; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION ORRERADIATION OF RADIO WAVES; MEASURING; PHYSICS; RADIO DIRECTION-FINDING; RADIO NAVIGATION; TESTING

The invention discloses a radar speed measurement system for rail transit. The radar speed measurement system comprises a vehicle-mounted power supply, a dual-channel radar detector assembly, a secondary power supply assembly and an information processing board, the dual-channel radar detector assembly comprises two groups of radar detectors which are mutually independent, and can work in a distance measurement and speed measurement mode to obtain radar detection data; the information processing board can collect radar detection data from the dual-channel radar detector assembly through the sampling interface; the secondary power supply assembly comprises a DC/DC conversion circuit and an EMI filter, the input end of the conversion circuit is connected to a vehicle-mounted power supply through the EMI filter, and the output end of the conversion circuit is connected to the dual-channel radar detector assembly and the information processing board to supply power to the dual-channel radar detector assembly and