Power Grid Security: N-1 Criterion and DACF Model

The paper describes the individual network modelling mechanisms and measures for compliance with the N-1 security criterion for the exclusive transmission system operator in the Czech Republic, ČEPS. The main purpose of this paper is to describe the DACF process and the whole process for compliance with the safety criterion N-1 in terms of current and possible measures available to the dispatchers with the evaluation of specific situations from real operation.