Relay protection device operation health state evaluation method

The invention provides a method for evaluating the running health state of a relay protection device. The method comprises the following steps: 1) obtaining each evaluation state quantity of the relay protection device; 2) classifying each evaluation state quantity into seven types of attributes; 3) carrying out weight distribution on the seven types of attributes; 4) evaluating and scoring each class in the seven classes of attributes after weight distribution; 5) calculating a final evaluation score of the relay protection device; (6) risk early warning is sent to an equipment management department according to the final evaluation score of the relay protection device; the invention provides an evaluation method for the management of the operation health state of the relay protection device, the operation health state of the relay protection device is reflected, the evaluation result can be used as a reference basis for the maintenance, transformation, service life and other work of the relay protection dev