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홍남표(Hong N. P),김병희(Kim B. H),권민호(Kwon M. H),주종남(Chu C. N),김보현(Kim B. H),김종균(Kim J. K),최광보(Choi K. B),이승용(Lee S. Y),김학구(Kim H. K) 대한기계학회 2010 대한기계학회 춘추학술대회 Vol.2010 No.5
In this paper, novel submerged water journal & thrust bearings for a canned type electric water pump, which are crucial parts for the green cars development, has been developed. The canned type electric water, in which the cooling water is usually sealed by a can, is able to enhance fuel efficiency and reduce emission. Using analytical and numerical analyses, the journal and thrust bearings were designed and fabricated by sintering and machining of a SiC based bearing material. To improve the performance of the bearings, an in-house-level bearing testing system was developed and some preliminary wear tests are conducted for verifying the validity of the developed system.