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    Article

    Effect of the windshield perforation patterns on the cooling performance in centrifugal separators

    The cooling performance of a centrifuge was enhanced using a perforated windshield. The windshield spatially separates the rotor and the chamber, reducing turbulence and air resistance. On the other hand, duri...

    Young Min Kim, Kwang-Hee Lee, Sang-Min Chung in Journal of Mechanical Science and Technolo… (2024)

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    Temperature control-based design of variable dam** and lightweight gear bodies

    The sustainability of today’s industry turned into a critical requirement on account of energy cost increases, environmental pollution, and carbon emissions. As an important segment in mechanical drive, the vi...

    **grui Yang, Yihe Zhang, Rui Li in The International Journal of Advanced Manu… (2024)

  3. Article

    Design of personal mobility system for assisted agricultural work with self-adjusting center of gravity

    A personal mobility system with a self-adjusting center of gravity is designed to aid agricultural work. This personal mobility system can assist elderly and disabled people with mobility problems to perform s...

    Zixuan Jiang, Chul-Hee Lee in Journal of Mechanical Science and Technology (2023)

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    Article

    Experimental investigation on a static rollover angle model for commercial vehicle: new measurement method and theoretical model for double rear axle vehicle

    An experimental validation of a theoretical model was performed to simulate the static rollover angle of a commercial vehicle. The theoretical model was derived based on the center of gravity model and the sta...

    Yo Han Choi, Ken-An Kwon, Chul-Hee Lee in Journal of Mechanical Science and Technology (2022)

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    Article

    Multi-parameter optimization-based design of lightweight vibration-reduction gear bodies

    Due to increasing energy costs, related environmental impacts, and carbon emissions, sustainable development has become an important task for industry. As one of the important links in mechanical transmission,...

    **grui Yang, Yihe Zhang, Chul-Hee Lee in Journal of Mechanical Science and Technology (2022)

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    Article

    Numerical study on mixing performance of separate-type HVAC system for industrial vehicles

    Industrial vehicles have no vehicle-induced wind in operation mode, so they require more than one fan to secure enough air. Thus, a separate-type HVAC system with two fans is proposed in this study. Thanks to ...

    Yo Han Choi, Ki Ho Lee, Jeong Gun Lee in Journal of Mechanical Science and Technolo… (2021)

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    Article

    Design optimization of a knee joint for an active transfemoral prosthesis for weight reduction

    This paper describes the optimized design of a knee joint for an active transfemoral prosthesis with a fully active knee joint. The active transfemoral prosthesis which can help amputees to walk naturally with...

    Hyoung-Jong Ahn, Kwang-Hee Lee in Journal of Mechanical Science and Technology (2017)

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    Article

    Design and optimization of prosthetic foot by using polylactic acid 3D printing

    This paper describes the complete design process of a passive prosthetic foot manufactured of Polylactic acid (PLA). It focuses on the reduction in the weight of prosthetic feet. Most of the prosthetic feet ar...

    Zhen Tao, Hyoung-Jong Ahn, Chenglong Lian in Journal of Mechanical Science and Technolo… (2017)

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    Article

    Effect of pad’s surface deformation and oscillation on monocrystalline silicon wafer surface quality

    The silicon wafer polishing process has sensitive machining requirements owing to the interaction between various complex process factors, which can include the pad, slurry, applied pressure, polishing speed, ...

    Woong-Kirl Choi, Seong-Hyun Kim in International Journal of Precision Enginee… (2014)

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    Article

    Design of generated axial force measurement tester for tripod constant velocity joints under shudder condition

    Generated axial force (GAF) induced by internal friction in a tripod constant velocity (CV) joint causes shudder, which is related to lateral vibration in a vehicle. GAF is produced by tripod dynamics in the C...

    Kwang-Hee Lee, Deuk-Won Lee, **-Ho Chung in Journal of Mechanical Science and Technolo… (2014)