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Journal Articles

Partition-Aware Stability Control for Humanoid Robot Push Recovery With Whole-Body Capturability

Hyunjong Song, William Z. Peng, Joo H. Kim
Journal: Journal of Mechanisms and Robotics
Article Type: Research Papers
J. Mechanisms Robotics. January 2024, 16(1): 011005.
Paper No: JMR-22-1508
DOI: https://doi.org/10.1115/1.4056956
Published Online: March 8, 2023
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Topics: Control equipment, Dynamics (Mechanics), Humanoid robots, Kinematics, Robots, Stability, Construction
Proceedings Papers

Partition-Aware Stability Control for Humanoid Robot Push Recovery

Hyunjong Song, William Z. Peng, Joo H. Kim
Proc. ASME. IDETC-CIE2022, Volume 7: 46th Mechanisms and Robotics Conference (MR), V007T07A038, August 14–17, 2022
Paper No: DETC2022-89751
DOI: https://doi.org/10.1115/DETC2022-89751
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Topics: Humanoid robots, Stability
Proceedings Papers

A Modified Tustin Transformation for Improved Controller Performance With Application to the Electrohydraulic Actuator

Dean H. Kim, Shawn J. Moulton, Tsu-Chin Tsao
Proc. ASME. IMECE99, Fluid Power Systems and Technology, 125-130, November 14–19, 1999
Paper No: IMECE1999-0779
DOI: https://doi.org/10.1115/IMECE1999-0779
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Topics: Actuators, Control equipment, Design, Fluctuations (Physics), Poles (Building), Signals, Simulation results, Stability, Stiffness
Proceedings Papers

Reduced-Order Model With Foot Tipping Allowance for Legged Balancing

William Z. Peng, Hyunjong Song, Joo H. Kim
Proc. ASME. IDETC-CIE2021, Volume 8B: 45th Mechanisms and Robotics Conference (MR), V08BT08A011, August 17–19, 2021
Paper No: DETC2021-71976
DOI: https://doi.org/10.1115/DETC2021-71976
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Topics: Clearances (Engineering), Pendulums, Optimization, Trajectories (Physics), Engineering simulation, Flywheels, Nonlinear programming, Simulation, Stability
Proceedings Papers

Heat and Mass Transfer Characteristics of a Finned-Tube Evaporator Under Frosting Conditions

Y. H. Kim, Y. J. Park, Y. C. Kim, S. C. Shim, S. K. Oh, J. S. Lee
Proc. ASME. IMECE2001, Process Industries, 109-113, November 11–16, 2001
Paper No: IMECE2001/PID-25612
DOI: https://doi.org/10.1115/IMECE2001/PID-25612
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Topics: Heat, Mass transfer, Temperature, Air flow, Evaporation, Heat transfer, Heat transfer coefficients, Refrigerants, Visualization
Proceedings Papers

A Sequential Adjoint Variable Method in Design Sensitivity Analysis of NVH Problems

N. H. Kim, K. K. Choi, J. Dong, C. Pierre, N. Vlahopoulos, Z. D. Ma, M. Castanier
Proc. ASME. IMECE2001, Noise Control and Acoustics, 117-126, November 11–16, 2001
Paper No: IMECE2001/NCA-23511
DOI: https://doi.org/10.1115/IMECE2001/NCA-23511
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Topics: Boundary element methods, Design sensitivity analysis
Proceedings Papers

Development of a Micro-Channel Evaporator Model for a CO 2 Mobile Air-Conditioner

M.-H. Kim, J. M. Yin, C. W. Bullard, P. S. Hrnjak
Proc. ASME. IMECE2000, Advanced Energy Systems, 47-54, November 5–10, 2000
Paper No: IMECE2000-1295
DOI: https://doi.org/10.1115/IMECE2000-1295
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Topics: Air conditioners, Carbon dioxide, Microchannels, Heat exchangers, Heat transfer, Pressure drop, Air conditioning, Finite volume methods, Friction, Heat
Proceedings Papers

Dynamic Analysis and Control System Development for a Laboratory Wind Tunnel

Dean H. Kim, Martin J. Morris, Greg M. Leja, Tyler R. Scarlata, Stephen R. Wylie
Proc. ASME. IMECE2000, Dynamic Systems and Control: Volume 1, 71-76, November 5–10, 2000
Paper No: IMECE2000-2286
DOI: https://doi.org/10.1115/IMECE2000-2286
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Topics: Control systems, Dynamic analysis, Wind tunnels, Mechanical engineering, System dynamics, Computer software, Design education, Design engineering, Dynamic modeling, Education
Journal Articles

Uncertainty Reduction for Model Error Detection in Multiphase Shock Tube Simulation

Chanyoung Park, Samaun Nili, Justin T. Mathew, Frederick Ouellet, Rahul Koneru, Nam H. Kim, Sivaramakrishnan Balachandar, Raphael T. Haftka
Journal: Journal of Verification, Validation and Uncertainty Quantification
Article Type: Research-Article
J. Verif. Valid. Uncert. September 2021, 6(3): 031004.
Paper No: VVUQ-19-1027
DOI: https://doi.org/10.1115/1.4051407
Published Online: July 6, 2021
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Topics: Errors, Particulate matter, Shock tubes, Simulation, Uncertainty, Uncertainty quantification
Proceedings Papers

A Study of a Sharp 90 Degree Curved Flow

R. H. Kim
Proc. ASME. CIE92, ASME 1992 International Computers in Engineering Conference: Volume 1 — Artificial Intelligence; Expert Systems; CAD/CAM/CAE; Computers in Fluid Mechanics/Thermal Systems, 579-584, August 2–6, 1992
Paper No: CIE1992-0069
DOI: https://doi.org/10.1115/CIE1992-0069
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Topics: Flow (Dynamics), Turbulence, Air flow, Algebra, Fluids, Kinetic energy, Stress, Temperature distribution
Journal Articles

Stability Region-Based Analysis of Walking and Push Recovery Control

William Z. Peng, Hyunjong Song, Joo H. Kim
Journal: Journal of Mechanisms and Robotics
Article Type: Research Papers
J. Mechanisms Robotics. June 2021, 13(3): 031005.
Paper No: JMR-20-1460
DOI: https://doi.org/10.1115/1.4050095
Published Online: March 12, 2021
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Topics: Control equipment, Dynamics (Mechanics), Humanoid robots, Kinematics, Optimization, Robots, Stability, Trajectories (Physics)
Proceedings Papers

Computerized Design and Generation of a Helical Gear Drive in Substitution of a Worm-Gear Drive

Faydor L. Litvin, David H. Kim
Proc. ASME. DETC95, Volume 1: 21st Design Automation Conference, 561-568, September 17–20, 1995
Paper No: DETC1995-0074
DOI: https://doi.org/10.1115/DETC1995-0074
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Topics: Design, Helical gears, Worm gears, Computer software, Cutting, Geometry, Grinding, Mechanical drives, Wheels
Proceedings Papers

Cooperatively Planning Sheet Metal Bending

David A. Bourne, Satyandra K. Gupta, Kyoung H. Kim
Proc. ASME. DETC-CIE96, Volume 1: Design for Manufacturing Conference, V001T01A003, August 18–22, 1996
Paper No: 96-DETC/DFM-1269
DOI: https://doi.org/10.1115/96-DETC/DFM-1269
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Topics: Design for Manufacturing, Sheet metal, Design, Robotics
Proceedings Papers

Design for Machining Over the Internet

Jae H. Kim, Fu-Chung Wang, Carlo H. Séquin, Paul K. Wright
Proc. ASME. DETC99, Volume 4: 4th Design for Manufacturing Conference, 13-22, September 12–16, 1999
Paper No: DETC99/DFM-8938
DOI: https://doi.org/10.1115/DETC99/DFM-8938
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Topics: Computer-aided design, Design, Design for Manufacturing, Internet, Machining, Milling, Engineering prototypes, Geometry, Manufacturing, Milling machines
Proceedings Papers

Design Sensitivity Analysis for the Meshfree Shell Structure

Kyung K. Choi, Nam H. Kim, Mark E. Botkin
Proc. ASME. IDETC-CIE2001, Volume 2A: 27th Design Automation Conference, 323-332, September 9–12, 2001
Paper No: DETC2001/DAC-21042
DOI: https://doi.org/10.1115/DETC2001/DAC-21042
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Topics: Design sensitivity analysis, Shells
Proceedings Papers

Stability Region-Based Analysis of Walking and Push Recovery Control

William Z. Peng, Hyunjong Song, Joo H. Kim
Proc. ASME. IDETC-CIE2020, Volume 10: 44th Mechanisms and Robotics Conference (MR), V010T10A056, August 17–19, 2020
Paper No: DETC2020-22720
DOI: https://doi.org/10.1115/DETC2020-22720
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Topics: Robots, Stability
Journal Articles

Estimating Effect of Additional Sample on Uncertainty Reduction in Reliability Analysis Using Gaussian Process

Sangjune Bae, Chanyoung Park, Nam H. Kim
Journal: Journal of Mechanical Design
Article Type: Research Papers
J. Mech. Des. November 2020, 142(11): 111706.
Paper No: MD-19-1811
DOI: https://doi.org/10.1115/1.4047002
Published Online: June 16, 2020
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Topics: Event history analysis, Failure, Probability, Reliability, Uncertainty, Batteries
Proceedings Papers

Whole-Body Balancing Criteria for Biped Robots in Sagittal Plane

Carlotta Mummolo, William Z. Peng, Joo H. Kim
Proc. ASME. IDETC-CIE2019, Volume 5A: 43rd Mechanisms and Robotics Conference, V05AT07A068, August 18–21, 2019
Paper No: DETC2019-98036
DOI: https://doi.org/10.1115/DETC2019-98036
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Topics: Angular momentum, Center of mass, Control equipment, Dynamics (Mechanics), Engines, Kinematics, Motors, Robotics, Robots, Stability
Proceedings Papers

Estimation of Uncertainty Change of Reliability in Adaptive Sampling Under Prediction Uncertainty of Gaussian Process

Sangjune Bae, Nam H. Kim
Proc. ASME. IDETC-CIE2019, Volume 2B: 45th Design Automation Conference, V02BT03A035, August 18–21, 2019
Paper No: DETC2019-97472
DOI: https://doi.org/10.1115/DETC2019-97472
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Topics: Reliability, Uncertainty, Probability, Failure, Simulation
Journal Articles

General-Surrogate Adaptive Sampling Using Interquartile Range for Design Space Exploration

Yiming Zhang, Nam H. Kim, Raphael T. Haftka
Journal: Journal of Mechanical Design
Article Type: Research Papers
J. Mech. Des. May 2020, 142(5): 051402.
Paper No: MD-19-1049
DOI: https://doi.org/10.1115/1.4044432
Published Online: November 20, 2019
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Topics: Uncertainty, Design, Errors