State Grid Shandong Electric Power Research Institute Jinan 250002 China;
Key Laboratory of Power System Intelligent Dispatch and Control of Ministry of Education Shandong University Jinan 250061 China;
Key Laboratory of Power System Intelligent Dispatch and Control of Ministry of Education Shandong University Jinan 250061 China;
Operation and planning; Multiple DC infeed; Short circuit current; Sensitivity analysis; Multi-objective optimization;