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

2023 2

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

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

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

MECH2520	Design and Manufacturing I
MECH4900	Final Year Design Project
MECH4950	Co-op Program

MECH4900	Final Year Design Project
MECH6910S	Advanced Additive Manufacturing and Topology Optimization
MESF5580	Topology Optimization and Additive Manufacturing
UROP1100H	Undergraduate Research Opportunities Series 1

MECH2520	Design and Manufacturing I
MECH4900	Final Year Design Project
MECH4950	Co-op Program

Research Interest

Publications

2023 2

2022 2

2021 4

2020 2

2019 4

2018 5

2017 3

2016 6

2015 2

2014 1

Article 2

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

Article 1

Conference paper 2

Article 3

Conference paper 3

Conference paper 2

Conference paper 1

2017 3

2016 6

2015 2

2014 1

Teaching Assignment

Research Postgraduate (RPG) Supervision

From January 2020 to December 2023 (As of 31 May 2023)

Current RPGs

Projects

From January 2021 to December 2023

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