1. Laboratory for Multiphysics & Multiscale Systems 2014. 10. 06 20071080 20091813 20091876 20111821 [2014 Fall Creative Capstone Design] Kwon, Jaehwan Kim, Junhyung Hyun, Seunghyeop Kwon, Soonhyun

2. 1.Literature search 2.Experiment results 3.Reference

3. 1.Literature Search (1/2)  The trend of the research for Ultrasonic test Major trend of ultrasonic test is for civil engineering - Searched papers which includes “Ultrasonic test” in the title

4. 1.Literature Search (2/2)  The trend of the research for Hardness prediction Used for modeling composite materials Taking long time Major method to predict hardness Hard to capture a complex behavior of materials Depends highly on experiment data To predict hardness Neural network DEM FEM NIR Pharmaceutical Area just for tablet

5. 2. Experiment Result (1/3) 12345 12(center)31 31 31 31 3 specimen1 12.62.41.92.52.11.92.22.12.42.22.62.12.52.1 22.62.31.92.22.02.2 2.02.12.22.32.02.12.02.1 avg2.62.41.92.42.1 2.22.12.32.22.52.12.32.1 specimen2 1 2.2 2.1 2 2.2 2.0 1.8 2.1 1.8 avg 2.2 2.1 2.0 2.1 2.0 specimen3 12.22.1 2.42.22.32.42.32.52.32.1 2.2 2.1 22.3 2.02.12.02.22.42.3 2.0 1.92.32.11.8 avg2.32.22.12.32.12.32.42.32.42.22.12.02.32.22.0 specimen4 1 1.8 2.0 1.5 1.4 2 1.7 2.0 1.6 1.5 avg 1.8 2.0 1.6 1.5 specimen5 12.42.12.2 2.1 1.92.1 1.82.42.0 2.1 22.0 2.11.92.01.9 2.02.12.01.92.22.12.0 avg2.22.1 2.22.02.11.92.02.1 1.92.22.1 specimen6 1 1.8 1.7 2.0 1.8 2 1.6 1.7 1.6 1.9 2.0 avg 1.7 1.8 2.0 1.9 specimen7 12.32.1 2.3 2.22.02.42.32.22.52.4 2.3 22.4 2.3 2.42.2 2.42.32.4 2.0 avg2.42.3 2.42.3 2.22.3 2.4 2.2 specimen8 1 1.6 1.5 1.8 2.1 2 1.4 1.8 2.1 avg 1.5 1.7 2.0 2.1 specimen9 12.01.9 2.2 2.52.12.42.12.0 2.22.12.0 22.32.01.92.22.12.22.32.22.32.01.9 2.32.02.1 avg2.22.01.92.2 2.42.22.42.12.0 2.32.1  Raw data of experiments results What we did last week This is What we did this week

6. Heat treated depth from Ultrasonic Test Average data chart Unit : mm Part Crank # 1J1P2J2P3J3P4J4P5J 1 2.42.2 1.82.11.72.31.52.0 2 2.1 2.0 1.72.31.72.2 3 2.12.02.31.62.01.82.31.72.2 4 2.52.1 1.51.92.02.42.0 5 2.12.02.21.52.11.92.42.1 2. Experiment Result (2/3) cutting surface Surface Hardness testing data Average data chart Unit : Hv Part Crank # 1J1P2J2P3J3P4J4P5J 1 644610628631646602603644650 2 597623592641576618645646641 3 718611628632642636593666596 4 620610625604693621630650630 5 645609606625599629663654597  summary of experiment result

7. x axis = mm, y axis = Hv 2. Experiment Result (3/3)  Hardness data vs. Ultrasonic data

8. Roux, A., et al. Tensile response of the muscle-tendon complex using discrete element model. Computer Methods in Biomechanics and Biomedical Engineering, 2014, Vol.17, No. S1, 134-135 Maria A., et al. Model for Vickers microhardness prediction applied to SnO2 and TiO2 in the normal and high pressure phases. Journal of the European Ceramic Society, 2014, Vol.34, Issue 15, 3791-3800 Aude P., et al, Towards a real time release approach for manufacturing tablets using NIR spectroscopy, Journal of Pharmaceutical and Biomedical Analysis, 2014, Vol. 98, 60-67 Xiangjun Chen, et al, The finite element analysis of austenite decomposition during continuous cooling in 22MnB5 steel, Modeling and Simulation in Materials Science and Engineering, 2014, Vol.22, Number 6

9. Q & A