Monitoring system

The invention relates to the technical field of hydrogen induced cracking, and provides a monitoring system which is applied to hydrogen equipment, the hydrogen equipment is provided with a containing cavity, and the monitoring system comprises a monitoring device and a controller. The monitoring device is hermetically connected to the wall surface of the hydrogen-contacting equipment, the monitoring device comprises a loading assembly and a measuring assembly, and the sample is arranged at the part, located in the accommodating cavity, of the loading assembly; the loading assembly applies a tension load to the sample; the measuring assembly is respectively connected with the loading assembly and the sample, and is used for measuring the tension load and measuring the strain of the sample. The controller is arranged on the monitoring device, the measuring assembly is electrically connected with the controller, and the controller transmits a measuring result obtained by the measuring assembly to external netwo