2024-03-28T13:04:30Zhttps://eprints.lib.hokudai.ac.jp/dspace-oai/requestoai:eprints.lib.hokudai.ac.jp:2115/377822019-03-18T09:34:53Zhdl_2115_37341hdl_2115_37318hdl_2115_139Tripping characteristics of protective relays on transmission network, expressed by circle diagram method (part I)Ogushi, KojiMiura, Goro500Hokkaido UniversityDepartmental Bulletin Paperapplication/pdfhttp://hdl.handle.net/2115/37782https://eprints.lib.hokudai.ac.jp/dspace/bitstream/2115/37782/1/9%283%29_346-353.pdf0368-9379AA00732467Memoirs of the Faculty of Engineering, Hokkaido University933463531953-09-10engpublisher