The article highlights some issues of psychological science application in the sphere of domestic electric power engineering. Firstly, these are questions of psychological selection, and secondly, the techniques of operational personnel training. The article reflects the idea that the special path taken by domestic energy is emphasis on the training of personnel, which is regarded as the most important aspect in ensuring operational safety. This accentuation led to the development and widespread application of methods for simulation modeling involved in accident preventing and generating games, which resulted in the absence of system accidents (blackouts) in the domestic history.