In 2006, the mechanism analysis and preventive measures of the influence of DC system backflow on AC system were studied. He, He and Niu Ben were nominated by the Ministry of Education for the second prize of national scientific and technological progress in 2006. Sun Hongbin, reactive power and voltage optimization control system of Jiangsu power grid, Zhang Boming's second prize of Jiangsu science and technology progress in 2006, Guan Zhicheng, the first demonstration project of 750KV power transmission and transformation in China, and Sun Hongbin, the first prize of China electric power science and technology progress in 2006, Zhang Boming, second prize of China electric power science and technology progress, research on external insulation characteristics of ±500kV transmission in 2006, Guan Zhicheng, second prize of China electric power science and technology progress, research on state evaluation of large grounding grid in 2006, third prize of He, China electric power science and technology progress in 2006, research on the influence of ground current of HVDC transmission system on AC system and its preventive measures, Rong Zeng, He, China Electric Power Science and Technology Progress Award 2006 800KV Composite Insulator Development Liang China Electric Power Science and Technology Progress Award 2006 Influence of Fault Current on Urban Communication Facilities and Research on Power Frequency Magnetic Field Measurement Yuan Jiansheng China Electric Power Science and Technology Progress Award 2005 Sequential Operation Theory and Its Application in Power System Research Kang Chongqing, Xiang Niande Second Prize of Beijing Science and Technology Progress 2005 GIS Partial Discharge UHF Sensor On-line Detection, Positioning and Diagnosis in vitro Second Prize of Liu Weidong Shaanxi Science and Technology Progress 2005 Zhang Boming Guangdong Regional Power Grid External Network Equivalent Automatic Generation System Third Prize of Zhang Haitao China Power Science and Technology Progress 2005 Research on Large Wind Farm Connecting to Power System Zhou Shuangxi, Chen Shousun's Third Prize of China Power Science and Technology Progress: Theory and Engineering Application of Nonlinear Robust Control of Power System in 2004; Shengwei Mei, Sun Yuanzhang, Li Xiong and Hu Wei were nominated as the first prize of National Science and Technology Progress by the Ministry of Education; and Zhang Boming, Sun Hongbin, Wu Wenchuan, Deng, Wang Xiangheng, Sun Yuguang, Wang, Bi Daqiang and Su were nominated as the second prize of National Science and Technology Progress by the Ministry of Education in 2004. Zhao, Meng Shuo, Liu and Beijing won the second prize of scientific and technological progress. Preliminary study on power transmission and transformation of the Three Gorges in 2004 —— Research on new technology of 500kV double circuit in the same tower of the Three Gorges. Huang Weigang won the third prize of China electric power scientific and technological progress. In 2004, the third prize of technical support system for power market transaction and power grid dispatching management, Kang Chongqing and Zhang Boming won the third prize of China electric power scientific and technological progress. In 2003, advanced EMS application software based on CC-2000 support platform, In 2003, the second prize of National Science and Technology Progress, On-line Monitoring and Diagnosis Technology for Discharge Faults of Large Generators and Transformers, Zhu Deheng, Tan, Jiang Jianguo, Li, Gao Wensheng and Gao Shengyou were nominated as the second prize of National Science and Technology Progress in 2003 by the Ministry of Education. Study on Transient Traveling Wave Analysis and Fault Location Theory of Transmission Lines Based on Wavelet Transform Dong Xinzhou won the second prize of Beijing Science and Technology Progress in 2002. Development of new static var generator in power system. Wang Zhonghong, Liu Wenhua, Jiang Qirong, Han Yingduo and Xu Liang won the second prize of National Science and Technology Progress in 2002. Medium-and long-term power demand analysis and forecasting system, Kangchongqing, Ningbo and Shenyu were nominated by the Ministry of Education for the second prize of national scientific and technological progress, and in 2002, "Testing Technology of Operating Composite Insulators and Experimental Research on Lightning Impact Resistance". Liang, Zhou Yuanxiang and Wang Shaowu won the second prize of Shandong Science and Technology Progress in 2002. Four-parameter modeling of power system and establishment of parameter database. Zhu Shouzhen and Shen Shande won the second prize of Beijing Science and Technology Progress in 2002. He Guangyu and Chen won the third prize of Beijing Science and Technology Progress in 2002. Sun Hongbin Guizhou Science and Technology Progress Award.