The monitoring system for the monitoring center of the substation needs to collect various signals of multiple substations and whether it has the intelligent functions and human-oriented design plays an important role in the operation of the integrated automation system of the substation and even the entire power gird.Through the analysis on the functions of the monitoring system,this paper focuses on the discussion about the functions and human-oriented design that the monitoring system for the monitoring center requires in order to provide better service for monitoring operators on the basis of the original design.