Steel rail corrugation detection system and method

The invention provides a steel rail corrugation detection system and method, and the system comprises a space-time synchronization unit which is used for receiving the mileage information and speed information of an operation train, and transmitting the mileage information and speed information to a data collection unit; the data collection unit which is used for receiving mileage information andspeed information, acquiring vertical acceleration information of a left axle box and a right axle box of a set axle of a set carriage of the operating train; sending the mileage information, the speed information and the vertical acceleration information to a data processing unit; the data processing unit which is used for obtaining steel rail corrugation information according to the received mileage information, speed information and vertical acceleration information. According to the invention, on the premise of not influencing normal operation organization of the line, steel rail corrugation detection can be effic