Grid Connected Converters BEVRANI, HASSAN (VISITING PROFESSOR, DOSHISHA UNIVERSITY, KYOTANABE, KYOTO, JAPAN),KATO, TOSHIJI (PROFESSOR, DOSHISHA UNIVERSITY, KYOTANABE, KYOTO, JAPAN),ISE, TOSHIFUMI (PRESIDENT, NARA-GAKUEN INCORPORATED EDUCATIONAL INSTITUTION, NARA, JAPAN. PROFESSOR EMERITUS, OSAKA UNIVERSITY, OSAKA, JAPAN),INOUE, KAORU (PROFESSOR, DOSHISHA UNIVERSITY, KYOTANABE, KYOTO, JAPAN)