In order to explore the applicability of the existing human reliability analysis (HRA) methods in peak-shaving operation background, based on the task characteristics of the operator in the main control room under peak-shaving operation background, the typical HRA methods were compared and analyzed in four standards of the qualitative analysis level, quantitative analysis level, traceability degree and usability. The analysis results show that the existing HRA methods can't be applied to operator's human reliability problem during peak-shaving ...