构建了含VSC-HVDC的交直流系统多目标最优潮流模型；针对此模型连续变量和离散变量共存的特点，提出了内点法和NSGA2算法相结合的交替求解算法，可获得多个Pareto最优解，并具有较高的计算效率(Considering the coexistence of continuous and discrete variables in this model,an alternative solution method based on the interior point method and NSGA-2 algorithm is proposed to solve this model,the proposed method can obtain multiple Pareto optimal solutions and possess higher computational efficiency.)