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Family Name : Pyun First Name : Young-Sik |
| PhD, Professor Mechanical Engineering Dept. Sunmoon University, Asan, Chungnam. Republic of Korea Director of IMST, Korea Director of ACRC, Korea Tel/Fax: +82-41-5302333 / +82-41-5302307 pyoun@sunmoon.ac.kr |
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| PhD (1993), Manufacturing system engineering, KAIST, Korea M.E (1978), Dept of Mechanical engineering, Yonsei University, Korea B.E (1976), Dept of Aviation Mechanical engineering, Hankuk Aviation College, Korea |
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| Employment record : | |
| 1975 – 1990 : Manager, Dept of Design and manufacturing, Tongil Heavy industry, Korea 1992 – : Professor, Dept of Mechanical engineering, Sunmoon University 1994 – : Director, General Manager, Institute for manufacturing Systems technology (IMST), Korea 2003 – 2004 : Visiting professor, research, Univ. of Toronto, Canada 2010 – : Director, General Manager, National Center for Automobile Components Remanufacturing (ACRC), Korea |
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| Key Journal Publications : | |
| Prof. Pyun has published over 100 technical papers in refereed journals and conference proceedings in the areas of Tribology and Fatigue are following below: | |
| 1. Pyun YS, Lee CS, Park IG, Amanov A. The effects of ultrasonic nonacrystalline surface modification on high frepuency fretting wear behavior of AISI304 steel, Jounal of Nanoscience and Nanotechnology, pp. 742-746, 2011. 2. Amanov A, Pyoun YS, Cho IS, Lee CS, Park IG. The Evaluation of the Micro-Tracks and Micro-Dimples on the Tribological Characteristics of Thrust Ball Bearings, Journal of Nanoscience and Nanotechnology, pp. 701-705, 2011 3. Pyun YS, Cho IS, Lee CS, Park IG. Study of inner micro cracks on rolling contact fatigue of bearing steels using ultrasonic nano-crystalline surface modification, Key engineering materials, pp. 979-984, 2011. 4. Pyun YS, Fujimoto, Nishimura. Autonomous calibration method of the zero-difference without using a standard gauge for a straightness measuring machine, Precision engineering, pp. 153-163, 2011. 5. Pyun YS, Suh CM, Lee MH. Fatigue characteristics of SKD61 by UNSM technology under static load variation, International journal of modern physics B, pp. 2645-2650, 2010. 6. Pyun YS, Kim MH, Suh CM, Bak UB, Kim CS, Ji JH. A study on the alternative technology using UNSM instead of the presetting method for torsion bar, International journal of modern physics B, 2435-2440, 2010. 7. Pyun YS, Lee CS, Park IG, Cho IH, Cho IS, Park J. Rolling contact fatigue charcteristics of SAE 52100 by UNSM technology, International journal of modern physics B, pp. 3011-3016, 2010. 8. Pyun YS, Park JH, Suh CM, Cho IH, Amanov A and Gafurov A, Park J. TRIBOLOGICAL CHARACTERISTICS OF RADIAL JOURNAL BEARINGS BY ULTRASONIC NANOCRYSTAL SURFACE MODIFICATION TECHNOLOGY, International journal of modern physics B, pp. 3011-3016, 2010. 9. Pyun YS, Suh CM, Oh SY. Enhancement of the punch pin durability induced by the PVD coating in production process of the automotive inner pipe, The Journal of Mechanical Science and Technology, pp. 1061-1066, 2010. 10. Cherif A, Pyun YS, Scholtes B. Effects of Ultrasonic Nanocrystal Surface Modification (UNSM) on Residual Stress State and Fatigue Strength of AISI 304, JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE, pp. 282-286, 2010. 11. Cao XJ, Pyun YS, Murakami R. Fatigue properties of a S45C steel subjected to ultrasonic nanocrystal surface modification, Applied Surface Science, pp. 6297-6303, 2010. 12. Pyun YS, Lee HS, Kim DS, Jung JS. Influence of peening on the corrosion properties of AISI 304 stainless steel, corrosion science, pp. 2826-2830, 2009 13. Pyun YS, Cherif, Scholtes. Effects of Ultrasonic Nanocrystal Surface Modification(UNSM) on Residual Stress State and Fatigue Strength of AISI304, Journal of Materials Engineering and Performance, pp. 1-5, 2009. 14. Pyun YS, Gafuruf, Jung DH, Kim HJ, Choi GC, Ahn JO. Reliability on the fatigue life of a crankshaft, Journal of mechanical science and technology, pp. 1071-1074, 2009. 15. Pyun YS, Shin KS, Yu, Dong, Yoo, Jung JS, Cho IS. Effect of Ultrasonic and Air Blast Shot Peening on the Microstructural Evolution and Mechanical Properties of SUS 304, Journal of the Korean Physical Society, pp. 1161-1166, 2009. |
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| Refereed journal: more than 60 (including 30 SCI/SCIE), Proceedings: more than 70, Technical reports: more than 50, 4 books |
01. Patent Applications
| NO | Patent | Country | Date | Sequence No. |
|---|---|---|---|---|
| 1 | THE BEARING PROCESSING SYSTEM USING AN ULTRASONIC NANO CRYSTAL SURFACE MODIFIER AND PROCESSING METHOD USING THE SAME | Korea, USA, PCT | 20090415 | Korea: 10-0894499 (20090415), USA: 12/578,517 (20091013) PCT: KR2008/003006 (20080529) |
| 2 | LSD | Korea | 20060920 | 10-0628840 |
| 3 | Test apparatus for turbocharger | Korea | 20100430 | 10-2010-0041035 |
| 4 | VHCF tester | Korea | ||
| 5 | Micro-burnishing apparatus utilizing ultrasonic | Korea | 20011115 | 0316003 |
| 6 | Casting process for hot and cold tool steel | Korea | 2000516 | 0263411 |
| 7 | Sink roll bearing | Korea | 20080215 | 10-0806251 |
| 8 | Roll texturing method and apparatus | Korea | 20081229 | 10-2008-0136130 |
| 9 | Portable UNSM device | Korea | 20071226 | 10-2007-0137142 |
02. Experience of participation of Intl. joint R&D
| NO | Project | Participating Country | Duration | Total Budget (Million KRW) |
|---|---|---|---|---|
| 1 | Fatigue improvement of Ti alloy by UNSM | Germany | 2008-2009 | 15 |
| 2 | Fatigue improvement of shear pin by UNSM | USA | 2009.01-08 | 18 |
| 3 | Fatigue improvement of gear steel by UNSM | Japan | 2010.06-2010.05 | 12 |
