Palavra-chave: POWER SYSTEMS OPERATION

INTERIOR POINT METHOD JACOBIAN MATRIX SINGULARITY VOLTAGE STABILITY RENEWABLE ENERGY GENERATION HYDROTHERMAL GENERATION SCHEDULING NONLINEAR PROGRAMMING MAXIMUM LOADING POINT CONTINGENCY RANKING PRIMAL-DUAL ALGORITHMS CONTINGENCY ANALYSIS OPTIMAL POWER FLOW PERFORMANCE INDEX SECURITY ANALYSIS WARD EQUIVALENT STEP OPTIMIZATION SENSITIVITY ANALYSIS POWER TRANSMISSION HYDROTHERMAL INTERCONNECTED POWER SYSTEM POWER SYSTEMS HYDROELECTRIC-THERMAL GENERATION