Faculty Profiles - DUAN Molong | The Hong Kong University of Science and Technology

2024 6

Contact-force-based closed-loop control of shell structure additive manufacturing with continuous-fiber-reinforced polymer composites

Journal of Materials Processing Technology, v. 331, October 2024, article number 118501
Yang, Yuexin; Zhou, Yi; Duan, Molong
Article

Continuous Fiber Path Optimization in Additive Manufacturing: A Gradient-based B-spline Finite Element Approach

Additive Manufacturing, v. 86, April 2024, article number 104155
He, Shuaiyin; Ma, Peng-Cheng; Duan, Molong
Article

Mechanical and morphological variations of basalt fiber in seawater and a strategy to improve its performance with nanocomposite sizing

Construction and Building Materials, v. 420, March 2024, article number 135582
Li, Meng; Li, Hui; Achagri, Ghizlane; Liang, Cun-Guang; Duan, Molong; Xing, Dan; Ma, Peng-Cheng
Article

Vibration Compensation of an Extendable Variable-Stiffness Boom-Lift-Mounted Robot

IEEE/ASME Transactions on Mechatronics, June 2024, article number 10550004, p. 1-9
Zhou, Yi; Duan, Molong
Article

Dynamic Geometric Modeling for Directed Energy Deposition Process

Duan, Molong
Conference paper

Wind Resistant Transition Trajectory Generation of VTOL Aircraft under Control Allocation Framework

AIAA SciTech Forum and Exposition, 2024 / American Institute of Aeronautics and Astronautics Inc, AIAA. American Institute of Aeronautics and Astronautics Inc, AIAA, 2024
Lou, Gao; Duan, Molong; Liang, Yu; Shan, Xiaowen
Conference paper

2023 9

A Physics-Guided Data-Driven Feedforward Tracking Controller for Systems With Unmodeled Dynamics-Applied to 3D Printing

IEEE Access, v. 11, February 2023, article number 10042435, p. 14563-14574
Chou, Cheng-Hao; Duan, Molong; Okwudire, Chinedum E.
Article

Control-Oriented Modeling for Flexible Aircraft

Journal of Aircraft, November 2023
Duan, Molong; Cesnik, Carlos E. S.; Kolmanovsky, Ilya V.; Vetrano, Fabio
Article

In-situ additive manufacturing deposition trajectory monitoring and compensation with thermal camera

Additive Manufacturing, v. 78, September 2023, article number 103820
Chen, Siqi; Yang, Yuexin; Liu, Shuai; Duan, Molong
Article

Strength-enhanced volume decomposition for multi-directional additive manufacturing

Additive Manufacturing, v. 69, May 2023, article number 103529
Bi, Danjie; Duan, Molong; Lau, Tak Yu; Xie, Fubao; Tang, Kai
Article

Continuous fiber path optimization in composite additive manufacturing

Duan, Molong; He, Shuaiyin
Conference paper

Continuous Fiber Path Optimization in Composite Additive Manufacturing via a Finite Element Model With B-Spline Fiber Parameterization

Proceedings of the ASME 2023 18th International Manufacturing Science and Engineering Conference, v. 1, September 2023, article number V001T01A017
Duan, Molong; He, Shuaiyin
Conference paper

Design, Manufacturing, Modelling, and Control of a Cable-Driven Parallel Robot for Additive Manufacturing

IEEE International Conference on Automation Science and Engineering, v. 2023-August, August 2023
Duan, Molong; Feng, Jiaquan; Liu, Shuai
Conference paper

Immersive learning in mechanical engineering via an online community-based augmented reality platform

Park, Jungjin; Fattah, Ryu Jahangir; Duan, Molong; Li, Larry
Conference paper

Thermal-image-enabled additive manufacturing process monitoring and extrusion trajectory compensation

Proceedings of ASME 2023 18th International Manufacturing Science and Engineering Conference, MSEC 2023, v. 1, September 2023, article number V001T01A018
Duan, Molong; Chen, Siqi; Yang, Yuexin
Conference paper

2022 2

Load Alleviation of Flexible Aircraft by Dynamic Control Allocation

Journal of Guidance, Control, and Dynamics, v. 45, (10), October 2022, p. 1890-1898
Hansen, John H.; Duan, Molong; Kolmanovsky, IIya V.; Cesnik, E.S.
Article

Model predictive control for very flexible aircraft based on linear parameter varying reduced-order models

Pereira, Mateus F. V.; Duan, Molong; Cesnik, Carlos E. S.; Kolmanovsky, Ilya; Vetrano, Fabio
Conference paper

2021 4

A linear hybrid model for enhanced servo error pre-compensation of feed drives with unmodeled nonlinear dynamics

CIRP Annals, v. 70, (1), January 2021, p. 301-304
Chou, Cheng Hao; Duan, Molong; Okwudire, Chinedum E.
Article

A Hybrid Filtered Basis Functions Approach for Tracking Control of Linear Systems with Unmodeled Nonlinear Dynamics

IEEE International Conference on Automation Science and Engineering, v. 2021, August 2021, p. 1176-1181
Chou, Cheng-Hao; Duan, Molong; Okwudire, Chinedum
Conference paper

Maneuver load alleviation of very flexible aircraft via nonlinear decoupling control

Duan, Molong; Kolmanovsky, Ilya V.; Cesnik, Carlos E.
Conference paper

Nonlinear control-oriented modeling for very flexible aircraft

Duan, Molong; Cesnik, Carlos E.; Kolmanovsky, Ilya V.; Vetrano, Fabio
Conference paper

2020 2

Energy optimal control of an over-actuated hybrid feed drive under variable-frequency disturbances — with application to machining

Control Engineering Practice, v. 100, July 2020, article number 104442
Duan, Molong; Ramani, Keval S.; Okwudire, Chinedum E.
Article

Control allocation for maneuver and gust load alleviation of flexible aircraft

AIAA Scitech 2020 Forum, v. 1PartF, January 2020, article number 2020-1186
Hansen, John H.; Duan, Molong; Kolmanovsky, I. V.; Cesnik, C. E. S.
Conference paper

2019 4

Analytical and Low-Order Numerical Modeling of Ball-to-Ball Contact Friction in Linear Ball Bearings and Ball Screws

Journal of Tribology, v. 141, (7), July 2019, article number 071401, Paper No: TRIB-18-1443
Lin, Bo; Duan, Molong; Okwudire, Chinedum E.
Article

Connections between control allocation and linear quadratic control for weakly redundant systems

Automatica, v. 101, March 2019, p. 96-102
Duan, Molong; Okwudire, Chinedum E.
Article

Optimal Selection of Basis Functions for Minimum-Effort Tracking Control of Nonminimum Phase Systems Using Filtered Basis Functions

Journal of Dynamic Systems, Measurement, and Control, v. 141, (11), November 2019, article number 111009, Paper No: DS-18-1094
Ramani, Keval S.; Duan, Molong; Okwudire, Chinedum E.; Ulsoy, A. Galip
Article

Maneuver load alleviation of flexible aircraft through control allocation: A case study using X-Hale

Duan, Molong; Hansen, J. H.; Kolmanovsky, I. V.; Cesnik, C. E. S.
Conference paper

2018 5

A limited-preview filtered B-spline approach to tracking control – With application to vibration-induced error compensation of a 3D printer

Mechatronics, v. 56, December 2018, p. 287-296
Duan, Molong; Yoon, Deokkyun; Okwudire, Chinedum E.
Article

Boosting speed and accuracy in precision motion control: A case for a consistent and versatile feedforward tracking approach

Mechanical Engineering Magazine, v. 140, (9), September 2018, article number ME-2018-SEP7, p. S17-S23
Ramani, Keval S.; Duan, Molong; Yoon, Deokkyun; Okwudire, Chinedum E.; Ulsoy, A. Galip
Article

Proxy-Based Optimal Control Allocation for Dual-Input Over-Actuated Systems

IEEE/ASME Transactions on Mechatronics, v. 23, (2), April 2018, p. 895-905
Duan, Molong; Okwudire, Chinedum E.
Article

A lifted domain-based metric for performance evaluation of LTI and LTV discrete-time tracking controllers

Proceedings of the International Symposium on Flexible Automation, 2018, v. 2018, July 2018, p. 248-255
Ramani, Keval S.; Duan, Molong; Okwudire, Chinedum E.; Ulsoy, A.Galip
Conference paper

An improved analytical model of friction and ball motion in linear ball bearings with application to ball-to-ball contact prediction

ASME International Mechanical Engineering Congress and Exposition, Proceedings (IMECE), v, 4A-2018, January 2019, article number V04AT06A054
Lin, Bo; Duan, Molong; Okwudire, Chinedum E.; Wou, Jason S.
Conference paper

2017 3

Tracking Control of Linear Time- Invariant Nonminimum Phase Systems Using Filtered Basis Functions

Journal of Dynamic Systems, Measurement and Control, Transactions of the ASME, v. 139, (1), January 2017, article number 011001, Paper No.: DS-15-1479
Ramani, Keval S.; Duan, Molong; Okwudire, Chinedum E.; Ulsoy, A. Galip
Article

A simplified analytical model of rolling/sliding behavior and friction in four-point-contact ball bearings and screws

ASME International Mechanical Engineering Congress and Exposition, Proceedings (IMECE), v. 4A-2017, January 2018, article number UNSP V04AT05A054
Lin, Bo; Duan, Molong; Okwudire, Chinedum E.; Wou, Jason S.
Conference paper

Proxy-based optimal dynamic control allocation for multi-input, multi-output over-actuated systems

Proceedings of the ASME 10th Annual Dynamic Systems and Control Conference, 2017, v. 1, November 2017, article number V001T03A005
Duan, Molong; Okwudire, Chinedum
Conference paper

2016 6

A trajectory optimization method for improved tracking of motion commands using CNC machines that experience unwanted vibration

CIRP Annals - Manufacturing Technology, v. 65, (1), 2016, p. 373-376
Okwudire, Chinedum E.; Ramani, Keval S.; Duan, Molong
Article

Energy-Efficient Controller Design for a Redundantly Actuated Hybrid Feed Drive With Application to Machining

IEEE/ASME Transactions on Mechatronics, v. 21, (4), August 2016, article number 7328315, p. 1822-1834
Duan, Molong; Okwudire, Chinedum E.
Article

Minimum-time cornering for CNC machines using an optimal control method with NURBS parameterization

International Journal of Advanced Manufacturing Technology, v. 85, (5-8), July 2016, p. 1405-1418
Duan, Molong; Okwudire, Chinedum
Article

Modeling and observer-based compensation of slip in a friction drive for servo positioning

International Symposium on Flexible Automation, ISFA 2016 / IEEE. New York, NY, USA : IEEE, 2016, p. 45-52, Article number 7790134
Duan, Molong; Okwudire, Chinedum E.
Conference paper

Near Energy Optimal Control Allocation for Dual-Input Over-Actuated Systems

Proceedings of the ASME 2016 Dynamic Systems and Control Conference, v. 1, February 2017, article number V001T01A011
Duan, Molong; Okwudire, Chinedum
Conference paper

Software-based compensation of vibration-induced errors of a commercial desktop 3D printer

Proceedings - 32nd ASPE Annual Meeting / ASPE. Raleigh, NC, USA : American Society for Precision Engineering (ASPE), 2016, p. 478-482
Yoon, Deokkyun; Duan, Molong; Okwudire, Chinedum E.
Conference paper

2015 2

Energy efficiency and performance optimized control of a hybrid feed drive

Proceedings of the ASME 10th International Manufacturing Science and Engineering Conference, 2015, v. 2, September 2015, article number V002T05A007
Duan, Molong; Okwudire, Chinedum E.
Conference paper

Tracking Control of Non-Minimum Phase Systems Using Filtered Basis Functions: A NURBS-Based Approach

Proceedings of the ASME 8th Annual Dynamic Systems and Control Conference, 2015, v. 1, January 2016, article number V001T03A006
Duan, Molong; Ramani, Keval S.; Okwudire, Chinedum E.
Conference paper

2014 1

Minimum-time cornering for manufacturing machines using optimal control

ASME 2014 Dynamic Systems and Control Conference, v. 1, October 2014, article number DSCC2014-6143
Duan, Molong; Okwudire, Chinedum E.
Conference paper

MECH6910T	Data-Driven Modeling and Control of Dynamic Systems
UROP1100N	Undergraduate Research Opportunities Series 1

MECH2520	Design and Manufacturing I
MECH4900	Final Year Design Project
UROP3100L	Undergraduate Research Opportunities Series 3

MECH4900	Final Year Design Project
MECH6910T	Data-Driven Modeling and Control of Dynamic Systems
UROP2100K	Undergraduate Research Opportunities Series 2

Research Interest

Publications

2024 6

2023 9

2022 2

2021 4

2020 2

2019 4

2018 5

2017 3

2016 6

2015 2

2014 1

Article 4

Conference paper 2

Article 4

Conference paper 5

Article 1

Conference paper 1

Article 1

Conference paper 3

Article 1

Conference paper 1

Article 3

Conference paper 1

Article 3

Conference paper 2

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Conference paper 2

Article 3

Conference paper 3

Conference paper 2

Conference paper 1

2018 5

2017 3

2016 6

2015 2

2014 1

Teaching Assignment

Research Postgraduate (RPG) Supervision

From January 2021 to December 2024 (As of 21 November 2024)

Current RPGs

Graduated RPGs

Projects

From January 2022 to December 2024

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