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Journal Articles

Configuration Optimization for End-Point Stabilization of Redundant Manipulators With Base Flexibility

Michael LiBretto, Yong Han Ahn, Chang Soo Han, Yong K. Cho, Jun Ueda
Journal: ASME Letters in Dynamic Systems and Control
Publisher: ASME
Article Type: Research Papers
Letters Dyn. Sys. Control. April 2021, 1(2): 021001.
Paper No: ALDSC-19-1131
https://doi.org/10.1115/1.4046684
Published Online: April 8, 2020
View Article titled, Configuration Optimization for End-Point Stabilization of Redundant Manipulators With Base Flexibility
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Topics: Dynamics (Mechanics), Feedback, Manipulators, Optimization, Oscillations, Stability, Trenching machinery, Control equipment, Robustness, Errors
Proceedings Papers

Configuration Optimization for End-Point Stabilization of Redundant Manipulators With Base Flexibility

Michael LiBretto, Yong K. Cho, Yong Han Ahn, Chang Soo Han, Jun Ueda
Proc. ASME. DSCC2019, Volume 2: Modeling and Control of Engine and Aftertreatment Systems; Modeling and Control of IC Engines and Aftertreatment Systems; Modeling and Validation; Motion Planning and Tracking Control; Multi-Agent and Networked Systems; Renewable and Smart Energy Systems; Thermal Energy Systems; Uncertain Systems and Robustness; Unmanned Ground and Aerial Vehicles; Vehicle Dynamics and Stability; Vibrations: Modeling, Analysis, and Control, V002T27A009, October 8–11, 2019
Publisher: American Society of Mechanical Engineers
Paper No: DSCC2019-9129
https://doi.org/10.1115/DSCC2019-9129
View Paper titled, Configuration Optimization for End-Point Stabilization of Redundant Manipulators With Base Flexibility
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Proceedings Papers

Computational Analysis of Downcomer Boiling Phenomena Using a Component Thermal Hydraulic Analysis Code CUPID

H. K. Cho, B. J. Yun, I. K. Park, J. J. Jeong
Proc. ASME. ICONE18, 18th International Conference on Nuclear Engineering: Volume 4, Parts A and B, 1201-1211, May 17–21, 2010
Publisher: American Society of Mechanical Engineers
Paper No: ICONE18-30231
https://doi.org/10.1115/ICONE18-30231
View Paper titled, Computational Analysis of Downcomer Boiling Phenomena Using a Component Thermal Hydraulic Analysis Code CUPID
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Topics: Boiling, Nuclear reactors, Reactor vessels, Safety, Water, Accidents, Boilers, Bubbles, Containment, Coolants
Proceedings Papers

Droplet Measurement in a Rod Bundle Geometry for a Reflood Heat Transfer Test

H. K. Cho, K. Y. Choi, S. Cho, C.-H. Song
Proc. ASME. ICONE18, 18th International Conference on Nuclear Engineering: Volume 4, Parts A and B, 1253-1261, May 17–21, 2010
Publisher: American Society of Mechanical Engineers
Paper No: ICONE18-30286
https://doi.org/10.1115/ICONE18-30286
View Paper titled, Droplet Measurement in a Rod Bundle Geometry for a Reflood Heat Transfer Test
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Topics: Drops, Fuel rods, Geometry, Heat transfer, Steam, Flow (Dynamics), Superheating, Temperature, Water, Accidents
Proceedings Papers

Product-Service Systems Design Process Based on Activities and Functions

Yong Se Kim, Sang Won Lee, Joo Won Maeng, Chang K. Cho
Proc. ASME. IDETC-CIE2010, Volume 3: 30th Computers and Information in Engineering Conference, Parts A and B, 921-934, August 15–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: DETC2010-29025
https://doi.org/10.1115/DETC2010-29025
View Paper titled, Product-Service Systems Design Process Based on Activities and Functions
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Topics: Design
Proceedings Papers

Cooling Performance of Nanofluids in a Microchannel Heat Sink

Y. Wang, S. J. Chung, J. P. Leonard, S. K. Cho, T. Phuoc, Y. Soong, M. K. Chyu
Proc. ASME. MNHMT2009, ASME 2009 Second International Conference on Micro/Nanoscale Heat and Mass Transfer, Volume 1, 617-623, December 18–21, 2009
Publisher: American Society of Mechanical Engineers
Paper No: MNHMT2009-18511
https://doi.org/10.1115/MNHMT2009-18511
View Paper titled, Cooling Performance of Nanofluids in a Microchannel Heat Sink
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Topics: Cooling, Heat sinks, Microchannels, Nanofluids, Heat transfer coefficients, Fluids, Reservoirs, Reynolds number, Water, Coolants
Proceedings Papers

Recent Improvements to the Multi-Dimensional Semi-Implicit Two-Phase Flow Solver, CUPID

H. K. Cho, I. K. Park, H. D. Lee, J. J. Jeong
Proc. ASME. ICONE17, Volume 3: Thermal Hydraulics; Current Advanced Reactors: Plant Design, Construction, Workforce and Public Acceptance, 599-608, July 12–16, 2009
Publisher: American Society of Mechanical Engineers
Paper No: ICONE17-75724
https://doi.org/10.1115/ICONE17-75724
View Paper titled, Recent Improvements to the Multi-Dimensional Semi-Implicit Two-Phase Flow Solver, CUPID
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Topics: Two-phase flow, Flow (Dynamics), Drag (Fluid dynamics), Fluids, Interpolation, Simulation, Topology, Boiling water reactors, Computational fluid dynamics, Constitutive equations
Proceedings Papers

The Dynamic Response of a Moored Vessel in Shallow Water Using Boussinesq Equations

Byeong W. Park, Rae H. Yuck, Seok K. Cho, Hang S. Choi
Proc. ASME. OMAE2009, Volume 6: Materials Technology; C.C. Mei Symposium on Wave Mechanics and Hydrodynamics; Offshore Measurement and Data Interpretation, 391-399, May 31–June 5, 2009
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2009-79282
https://doi.org/10.1115/OMAE2009-79282
View Paper titled, The Dynamic Response of a Moored Vessel in Shallow Water Using Boussinesq Equations
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Topics: Dynamic response, Mooring, Vessels, Water, Waves, Excitation, Deformation, Nonlinear waves, Surges, Design
Journal Articles

A New Method to Study the Effect of Cooling Rate on the Decomposition of Austenite in Advanced High Strength Sheet Steels

K. Cho, C. I. Garcia, M. Hua, J. Lee, Y. S. Ahn, A. J. DeArdo
Journal: Journal of ASTM International
Publisher: ASTM International
Article Type: Research-Article
J. ASTM Int.. July 2009, 6(7): 1–12.
https://doi.org/10.1520/JAI101822
Published Online: July 1, 2009
View Article titled, A New Method to Study the Effect of Cooling Rate on the Decomposition of Austenite in Advanced High Strength Sheet Steels
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Proceedings Papers

Finite Element Analysis on the Behavior of Laminated Composite Shells With Embedded Shape Memory Alloy Wires

H. K. Cho
Proc. ASME. IMECE2007, Volume 10: Mechanics of Solids and Structures, Parts A and B, 847-854, November 11–15, 2007
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2007-41860
https://doi.org/10.1115/IMECE2007-41860
View Paper titled, Finite Element Analysis on the Behavior of Laminated Composite Shells With Embedded Shape Memory Alloy Wires
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Topics: Composite materials, Finite element analysis, Shape memory alloys, Shells, Wire, Temperature, Thermomechanics, Constitutive equations, Laminates, Numerical analysis
Proceedings Papers

Experimental Study on Wave Loads of Flooded Ship

B. W. Kim, D. C. Hong, S. Y. Hong, J. H. Kyoung, S. K. Cho, J. H. Kim, Y. S. Kim, S. K. Choi
Proc. ASME. OMAE2007, Volume 2: Structures, Safety and Reliability; Petroleum Technology Symposium, 117-124, June 10–15, 2007
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2007-29154
https://doi.org/10.1115/OMAE2007-29154
View Paper titled, Experimental Study on Wave Loads of Flooded Ship
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Topics: Ships, Stress, Waves, Ocean engineering, Boundary element methods, Numerical analysis, Shear (Mechanics), Torsion
Proceedings Papers

Study on the Heat Transfer in the Water Pool Type Reactor Cavity Cooling System of the Very High Temperature Gas Cooled Reactor

H. K. Cho, D. U. Seo, M. O. Kim, G. C. Park
Proc. ASME. HT2005, Heat Transfer: Volume 4, 71-78, July 17–22, 2005
Publisher: American Society of Mechanical Engineers
Paper No: HT2005-72589
https://doi.org/10.1115/HT2005-72589
View Paper titled, Study on the Heat Transfer in the Water Pool Type Reactor Cavity Cooling System of the Very High Temperature Gas Cooled Reactor
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Topics: Cavities, Cooling systems, Heat transfer, Very high temperature reactors, Water, Heat, Cooling, Forced convection, Gas cooled reactors, Heat transfer coefficients
Proceedings Papers

Effect of ECC Injection Angle on the Flow Distribution in a Downcomer Annulus During LBLOCA Reflood Phase in the Air-Water Test

T. S. Kwon, B. J. Yun, C. H. Song, K. Y. Choi, H. K. Cho
Proc. ASME. ICONE10, 10th International Conference on Nuclear Engineering, Volume 3, 627-634, April 14–18, 2002
Publisher: American Society of Mechanical Engineers
Paper No: ICONE10-22388
https://doi.org/10.1115/ICONE10-22388
View Paper titled, Effect of ECC Injection Angle on the Flow Distribution in a Downcomer Annulus During LBLOCA Reflood Phase in the Air-Water Test
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Topics: Annulus, Flow (Dynamics), Nozzles, Water, Gravity (Force), Air jets, Nuclear reactors, Test facilities
Proceedings Papers

Scaling Methodology for the Direct ECC Bypass During LBLOCA Reflood Phase With Direct Vessel Injection System: Its Development and Validation

H. K. Cho, B. J. Yun, T. S. Kwon, C.-H. Song, G. C. Park
Proc. ASME. ICONE10, 10th International Conference on Nuclear Engineering, Volume 4, 967-974, April 14–18, 2002
Publisher: American Society of Mechanical Engineers
Paper No: ICONE10-22744
https://doi.org/10.1115/ICONE10-22744
View Paper titled, Scaling Methodology for the Direct ECC Bypass During LBLOCA Reflood Phase With Direct Vessel Injection System: Its Development and Validation
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Topics: Annulus, Design, Engineering prototypes, Flow (Dynamics), Fluids, Preservation, Scaling laws (Mathematical physics), Vessels, Water
Proceedings Papers

On the Numerical Accuracy of Wave Induced Structural Stresses of VLFs for Various Hydroelastic Analysis Methods

S. Y. Hong, J. H. Kyoung, B. W. Kim, S. K. Cho
Proc. ASME. OMAE2005, 24th International Conference on Offshore Mechanics and Arctic Engineering: Volume 2, 381-389, June 12–17, 2005
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2005-67101
https://doi.org/10.1115/OMAE2005-67101
View Paper titled, On the Numerical Accuracy of Wave Induced Structural Stresses of VLFs for Various Hydroelastic Analysis Methods
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Topics: Stress, Waves, Deformation, Design, Shear stress
Proceedings Papers

Finite-Element Method for the Hydroelastic Response of Very Large Floating Structure in Water of Variable Depth

J. H. Kyoung, S. Y. Hong, B. W. Kim, S. K. Cho, K. J. Bai
Proc. ASME. OMAE2005, 24th International Conference on Offshore Mechanics and Arctic Engineering: Volume 2, 357-364, June 12–17, 2005
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2005-67084
https://doi.org/10.1115/OMAE2005-67084
View Paper titled, Finite-Element Method for the Hydroelastic Response of Very Large Floating Structure in Water of Variable Depth
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Topics: Finite element methods, Floating structures, Water, Seas, Computation, Stiffness
Proceedings Papers

Port DOE With Parametric Modeling and CFD

Vamshi M. Korivi, Su K. Cho, Amer A. Amer
Proc. ASME. FEDSM2006, Volume 2: Fora, 449-455, July 17–20, 2006
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2006-98522
https://doi.org/10.1115/FEDSM2006-98522
View Paper titled, Port DOE With Parametric Modeling and CFD
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Topics: Computational fluid dynamics, Modeling, Design, Flow (Dynamics), Computer software, Computer-aided design, Engines, Manufacturing, Optimization, Packaging
Proceedings Papers

Minimizing Stress Concentrations in Laminated Composites by Genetic Algorithm

H. K. Cho, R. E. Rowlands
Proc. ASME. IMECE2005, Materials, 73-82, November 5–11, 2005
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2005-81005
https://doi.org/10.1115/IMECE2005-81005
View Paper titled, Minimizing Stress Concentrations in Laminated Composites by Genetic Algorithm
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Topics: Composite materials, Genetic algorithms, Optimization, Stress
Proceedings Papers

Maximizing Buckling Strength of Perforated Composite Laminates by Optimizing Fiber Orientation Using Genetic Algorithm

H. K. Cho, R. E. Rowlands
Proc. ASME. IMECE2006, Materials, Nondestructive Evaluation, and Pressure Vessels and Piping, 185-194, November 5–10, 2006
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2006-13895
https://doi.org/10.1115/IMECE2006-13895
View Paper titled, Maximizing Buckling Strength of Perforated Composite Laminates by Optimizing Fiber Orientation Using Genetic Algorithm
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Topics: Buckling, Composite materials, Fibers, Genetic algorithms, Laminates, Shells
Journal Articles

A Global–Local Approach for Mechanical Deformation and Fatigue Durability of Microelectronic Packaging Systems

T. Zhang, S. Rahman, K. K. Choi, K. Cho, P. Baker, M. Shakil, D. Heitkamp
Journal: Journal of Electronic Packaging
Publisher: ASME
Article Type: Research Papers
J. Electron. Packag. June 2007, 129(2): 179–189.
https://doi.org/10.1115/1.2721092
Published Online: July 5, 2006
View Article titled, A Global–Local Approach for Mechanical Deformation and Fatigue Durability of Microelectronic Packaging Systems
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Topics: Deformation, Durability, Fatigue, Fatigue cracks, Fatigue life, Solder joints, Solders, Cycles, Fracture (Materials), Stress