No. 1038
	The new technology of power system operation under competitive environment
	Investigation R&D Committee on new technology of power system operation under competitive environment
	Many foreign countries consider with a stable power supply form to cope with a change of business environment with introduction of the electricity liberalization. Technological and professional studies about the electricity liberalization that considered a characteristic of electricity will be necessary in future. Especially, understanding of concept of the electricity liberalization’s technical glossaries that are included electricity technology and economic elements will be necessary in future to discuss about the electricity liberalization smoothly in our country. Under these backgrounds, this technical report is presents following contents: (1) Surveys of a system operation systems of many foreign countries to secure economic effect by competition principle introduction, and to realize stable power supply. (2) Surveys of trend of studies of the new system operative technology (such as “electricity market price estimation technique”, “estimate technique of available transmission capacity” and, “pricing method of ancillary service”) with according to an environmental change. (3) Description of concepts of the electricity liberalization’s technical glossaries (such as “network access”, and Òreliability and security”) for future discussion.
	©2006. The Institute of Electrical Engineers of Japan