College of Engineering Department of Ocean Engineering

Sau-Lon James Hu

Professor, Department of Ocean Engineering
University of Rhode Island
220 Sheets Building
Narragansett, Rhode Island 02882-1197
Telephone: (401)-874-6688
Fax: (401)-874-6837
Email:hu@oce.uri.edu

Education

Ph.D., Structural Engineering/Mechanics, Rice University, 1982-1984
M.S., Structural Engineering/Mechanics, Rice University, 1980 - 1982
B.S., Civil Engineering, National Taiwan University, 1974 - 1978.

Current Research Interests

Underwater Tracking/Survey
Multivariate Uncertainty Analysis
Time-Frequency Domain Signal Analysis
Random Ocean Waves, Random Vibrations
Vibration Control for Offshore Structures
Structural Health Monitoring.

Recent Research Projects (1998-Present)

Responses on Nonlinear Systems Excited by Non-Gaussian Random Processes
Error Propagation Model for Underwater Tracking
Data Analysis and Detection Methods for Online Health Monitoring of Bridge Structures
Generalized Multivariate Error Analysis for Underwater Tracking
Data Acquisition and Analysis of Underwater Acoustic Signals
Data Association for Marine Mammal Tracking
Radiated Noise from High Speed Projectiles and Associated Launcher Systems
Multi-Sensor Radius of Curvature Ranging for Acoustic Emissions
Vibration Controls for Offshore Structures
Scaled Acoustic Source Model Development for High-Speed Projectile

Selected Publications

Hu, S.J., Gupta, M. and Zhao, D., Effects of Surface Intermittency and Nonlinearity on Wave Forces and Responses of Offshore Structures, Journal of Engineering Mechanics, ASCE, Vol. 121, No. 7, pp. 819-827, July 1995.

Hu, S.J., Parametric Random Vibrations Under Non-Gaussian Pulse Processes, Journal of Engineering Mechanics, ASCE, Vol. 121, No. 12, pp. 1366-1371, Dec. 1995.

Hu, S.J., Response Cumulant Equations For Dynamic Systems Under Delta-Correlated Processes, Journal of Engineering Mechanics, ASCE, Vol. 123, No. 2, pp. 174-177, Feb. 1997.

Hu, S.J. and McCauley, J.L., Estimation of Wave Overtopping Rates for Irregular Waves, Journal of Waterway, Port, Coastal and Ocean Engineering, ASCE, Vol. 123, No. 5, pp. 266-273, Sep./Oct. 1997.

Vincent, H.T. and Hu, S.J., Geodetic Position Estimation of Underwater Acoustic Sensors, 134 Meeting of the Acoustical Society of America, San Diego, California, Dec. 1-5, 1997.

Hu, S.J., Li, H. and Hou, Z., Response of Dynamic Systems under Poisson/delayed-Poisson Processes, Fourth International Conference on Stochastic Structural Dynamics, Notre Dame, Indiana, Aug. 6-8, 1998.

Hu, S.J., Cheng, Z. and Li, H, Multiple-step Predictive Control for Offshore Structures, 13th ASCE Engineering Mechanics Conference, Johns Hopkins University, Baltimore, MD, June 13-16, 1999.

Hu, S.J. and Vincent, H.T., State Estimate for Stochastic Dynamic Systems with Nonlinear Measurements, 13th ASCE Engineering Mechanics Conference, Johns Hopkins University, Baltimore, MD, June 13-16, 1999.

Vincent, H.T., Hu, S.J., and Hou, Z., Damage Detection Using Empirical Mode Decomposition Method and a Comparison with Wavelet Analysis, Second International Workshop on Structural Health Monitoring, Stanford University, Stanford, September 8-10, 1999.

Vincent, H.T. and Hu, S.J., Generalized Multivariate Error Propagation for Zero-memory Nonlinear Systems, 8th ASCE Specialty conference on Probabilistic Mechanics and Structural Reliability, ASCE, University of Notre Dame, July 24-26, 2000.

Hu, S.J., Hillier, T. and Stepanishen, P., Damage Assessment by Matched Damage Processing - Bridge Structures Subjected to Traffic Loading, The third International Workshop on Structural Health Monitoring, Stanford University, Stanford, CA, September 12-14, 2001.

Hu, S.J. and Li, H., Weibull Distribution Based Design Wave Heights, Asian and Pacific Coastal Engineering 2001, Dalian, China, October 18-21, 2001.

Li, H., Hu, S.J. and Takayama, T., Optimal Active Control of Wave-Induced Vibration for Offshore Platforms, China Ocean Engineering, Vol. 15, No.1, pp.1-14, 2001.

Li, H, and Hu, S.J., TMD Design for Optimally Minimizing Fatigue Damage, Journal of Engineering Mechanics, ASCE, Vol. 128, No. 6, pp. 703-707, 2002.

Hu, S.J., Nonlinearity And Spectral Width Effects On Ocean Wave Height Distribution, 15th ASCE Engineering Mechanics Conference, Columbia University, New York, NY, June 3-5, 2002.

Li, H., Hu, S.J. and Jakubiak, C., H2 Active Vibration Control for Offshore Platform Subjected to Wave Loading, Journal of Sound and Vibration. (accepted)

Vincent, H.T. and Hu, S.J., An Improved Model for Position Estimation Problems Utilizing Time Delay Measurements, Journal of Oceanic Engineering, IEEE. (submitted)