Professor S K Tang obtained his BSc(Eng) from the Mechanical Engineering Department of The University of Hong Kong in 1987. He finished his PhD specializing in acoustics and fluid dynamics from the same department in 1992.
Professor Tang joined the Department of Building Services Engineering, The Hong Kong Polytechnic University in July 1993 and since then has been involved in teaching subjects related to the Built Environment and Acoustics. He is currently the leader of the Building Acoustics and Vibration research group in the Department and is the Director of the Urban Noise Research Laboratory of the Research Institute for Sustainable Urban Development of the University. He is also active in organizing acoustics conferences and providing services to the industry. Professor Tang has published over 90 research papers in SCI journals denoted to the science and applications of fluid mechanics, acoustics and mathematics. He has also completed over 80 consultancy projects.
Academic and Professional Qualifications
BSc(Eng), PhD, MHKIOA, MIOA
Building Acoustics and Vibration, Aeroacoustics, Fluid Dynamics, Environmental Noise Control
Research and Academic Experiences
íP Director of the Urban Noise Research Laboratory, the Research Institute for Sustainable Urban Development
íP Deputy Director, PolyU Niche area consortium for sound and vibration research
íP Invited speaker, HKIE-MMNC Conference on Advanced Technology in Transportation for a better environment.
íP Member, the INCE International Technical Study Group on Harmonization and Implementation of Global Noise Policies (TSG7)
íP Member of Research Committee, PolyU (2003 - 2005)
íP Chairman of Departmental Research Committee (2003 - 2006)
íP Invited speaker for the Workshop on Acoustic Scattering and Emission by Turbulence organized within the Geophysical Turbulence Program by the National Centre for Atmospheric Research (NCAR), Boulder, Colorado, USA (August 2002)
íP PhD external examiner of Nanyang Technological University, Singapore (2002)
íP Leader of the Organizing Committee for "New Challenges in Building Acoustics -- a one-day symposium" (2001)
íP Organizing Committee Member, 8th International Congress on Sound and Vibration, Hong Kong, China (2000)
íP Advisory Committee Member, Acoustics & Vibration Asia '98, Singapore (1998)
íP International Advisory Committee Member, INTERNOISE '98, New Zealand (1998)
íP Secretary, The Sixth Western Pacific Regional Acoustics Conference, Hong Kong (1997)
íP Regular reviewer for major journals, such as Journal of Fluid Mechanics, Journal of Sound and Vibration, Journal of the Acoustical Society of America and American Institute of Aeronautics and Astronautics Journal.
íP Subject examiners of Built Environment and Building Acoustics
íP Undergraduate research project, MEng & MSc Dissertation supervisor
íP MSc Programme Co-ordinator (1998 - 2003)
Selected Research and Development Grants
(Except PhD Projects)
íP Prediction and assessment of acoustical environment for enhancing the environmental justice of a sustainable urban high-rise city (HK$ 600,000 2009)
íP Propagation of noise in congested high-rise urbanized city (HK$ 470,159 2008)
íP On the PublicíŽs willingness-to-pay for improved acoustics in residential environments (HK$ 401,920 2008)
íP Acoustics and aerodynamics of mixing flows at duct junctions and their optimization (HK$ 781,800 2006)
íP Aeroacoustics of dissipative duct silencers in the presence of non-uniform turbulent flows (HK$ 499,884 2005)
íP Optimizing speech intelligibility design for Hong Kong classrooms (HK$ 359,369 2004)
íP Development of a low pressure loss broadband silencer (HK$677,040, 2003)
íP Development of a low pressure loss, broadband compact silencer for flow ducts (HK$250,000, 2003)
íP Generalization of noise level distribution theory for improved noise assessment, prediction and control in the built environment (HK$738,404, 2002)
íP An investigation on the effectiveness of balconies as noise barriers (HK$359,075.5, 2002)
íP An investigation on the self-noise generation of the dissipative silencer and its control (HK$1,005,817, 2000)
Selected Major Publications
íP S.K.Tang 2000 On the time-frequency analysis of signals that decay exponentially with time. Journal of Sound and Vibration 234(2), 241 -258.
íP S.K.Tang and N.W.M.Ko 2000 Sound sources in the interactions of two inviscid two-dimensional vortex pairs. Journal of Fluid Mechanics 419, 177 -201.
íP S.K.Lau and S.K.Tang 2000 Sound fields in a slightly damped rectangular enclosure under active control. Journal of Sound and Vibration 238(4), 637 - 660.
íP S.K.Tang 2001 Effects of porous boundaries on the dynamics of an inviscid vortex filament. Quarterly Journal of Mechanics and Applied Mathematics 54(1), 65 - 84.
íP S.K.Tang and K.M.Li 2001 Vortex sound generation due to a flow impedance discontinuity on a flat surface. Journal of the Acoustical Society of America 109(4), 1334 - 1341.
íP S.K.Tang and N.W.M.Ko 2001 Mechanisms for sound generation in inviscid two-dimensional vortex interactions. Journal of Sound and Vibration 243(5), 823 - 846.
íP S.K.Lau and S.K.Tang 2001 Sound fields in a rectangular enclosure under active sound transmission control. Journal of the Acoustical Society of America 110(2), 925 - 938.
íP S.K.Tang and S.H.K.Chu 2001 Noise level distribution functions for outdoor applications. Journal of Sound and Vibration 248(5), 887 - 911.
íP S.K.Tang 2002 On the addition of two incoherent unsteady noise records of similar statistical structures. Applied Acoustics 63(8), 829 - 848.
íP S.K.Tang and C.K.Lau 2002 Sound transmission across a smooth non-uniform section in an infinitely long duct. Journal of the Acoustical Society of America 112(6), 2602 - 2611.
íP S.K.Lau and S.K.Tang 2002 Active control on sound transmission into an enclosure through a flexible panel with edges elastically restrained against translation and rotation. Journal of Sound and Vibration 259(3), 701 - 710.
íP S.K.Tang 2003 On the addition of two incoherent unsteady noise records of similar statistical structures. Part 2 : effects of long time span and diurnal variations. Applied Acoustics 64(6), 541 - 564.
íP S.K.Tang and N.W.M.Ko 2003 Basic sound generation mechanisms in inviscid vortex interactions at low Mach number. Journal of Sound and Vibration 262(1), 87 - 115.
íP S.K.Tang and F.Y.C.Li 2003 On low frequency sound transmission loss of double side-branches : a comparison between theory and experiment. Journal of the Acoustical Society of America 113(6), 3215 - 3225.
íP S.K.Lau and S.K.Tang 2003 Impacts of structural-acoustic coupling on the performance of energy density based active sound transmission control. Journal of Sound and Vibration 266(1), 147 - 170.
íP S.K.Tang and W.Y.Chan 2003 Predictability of noise indices in a high-rise residential environment. Journal of the Acoustical Society of America 114(3), 1222 íV 1225.
íP S.K.Tang 2004 Sound transmission characteristics of Tee-junctions and the associated length corrections. Journal of the Acoustical Society of America 115(1), 218 íV 227.
íP S.K.Tang and M.Y.Wong 2004 On noise indices for domestic air conditioners. Journal of Sound and Vibration 274(1-2), 1 íV 12.
íP S.K.Tang and M.H.Yeung 2004 Speech transmission index or rapid speech transmission index for classrooms? A designeríŽs point of view. Journal of Sound and Vibration 276(1-2), 431 íV 439.
íP S.K.Tang 2004 On Helmholtz resonators with tapered necks. Journal of Sound and Vibration 279(3-5), 1085 íV 1096.
íP S.K.Tang and C.K.Lau 2005 Vortex sound in the presence of a wedge with inhomogeneous surface flow impedance. Journal of Sound and Vibration 281(3-5), 1077 íV 1091.
íP C.K.Lau and S.K.Tang 2005 Sound transmission across duct constrictions with and without tapered sections. Journal of the Acoustical Society of America 117(6), 3679 íV 3685.
íP S.K.Tang and W.H.Dong 2005 Vibrational energy transmission through wall junctions in buildings. Journal of Sound and Vibration 286(4-5), 1048 íV 1056.
íP S.K.Tang 2005 Noise screening effects of balconies on a building façade. Journal of the Acoustical Society of America 118(1), 213 íV 221.
íP S.K.Tang, R.C.K.Leung, R.M.C.So and K.M.Lam 2005 Acoustic radiation by vortex induced flexible wall vibration. Journal of the Acoustical Society of America 118(4), 2182 íV 2189.
íP C.H.Ng and S.K.Tang 2005 On the addition of two incoherent unsteady noise records of different statistical structures. Applied Acoustics 67(2), 157 íV 184.
íP C.M.Chan, S.K.Tang and H.Wong 2006 On analysis of exponentially decaying pulse signals using stochastic volatility model. Journal of the Acoustical Society of America 119(3), 1519 íV 1526.
íP C.K.Lau and S.K.Tang 2006 Sound generated by vortices in the presence of a porous half-cylinder mounted on a rigid plane. Journal of the Acoustical Society of America 119(4), 2084 íV 2095.
íP S.K.Tang and M.H.Yeung 2006 Reverberation times and speech transmission indices in classrooms. Journal of Sound and Vibration 294(3), 596 íV 607.
íP C.M.Chan and S.K.Tang 2006 On analysis of exponentially decaying pulse signals using stochastic volatility model. Part II : Student-t distribution. Journal of the Acoustical Society of America 120(4), 1783 íV 1786.
íP S.K.Tang, R.C.K.Leung and R.M.C.So 2007 Vortex sound due to a flexible boundary backed by a cavity in a low Mach number mean flow. Journal of the Acoustical Society of America 121(3), 1345 íV 1352.
íP C.K.Lau and S.K.Tang 2007 Mode interactions and sound power transmission loss of expansion chambers. ASME Transactions Journal of Vibration and Acoustics 129(2), 141 íV 147.
íP W.L.Lee, S.K.Tang and C.M.Chan 2007 Detecting weak sinusoidal signals embedded in a non-stationary random broadband noise. Journal of Sound and Vibration 304(3-5), 831 íV 844.
íP C.K.Lau and S.K.Tang 2007 Vortex sound under the influence of a piecewise porous material on an infinite rigid plane. Journal of the Acoustical Society of America 122(5), 2542 íV 2550.
íP C.H.Ng and S.K.Tang 2008 On monitoring community noise using arbitrarily chosen measurement periods. Applied Acoustics 69(7), 649 íV 661.
íP S.K.Lau and S.K.Tang 2008 Spatial attenuations of sound in a rectangular enclosure under active control of sound transmission through an elastically supported flexible panel. Journal of Low Frequency Noise, Vibration and Active Control 27(2), 147 íV 165.
íP S.K.Tang 2008 Speech related acoustical parameters in classrooms and their relationships. Applied Acoustics 69(12), 1318 íV 1331.
íP S.K.Tang and G.C.Y.Lam 2008 On sound propagation from a slanted side branch into an infinitely long duct. Journal of the Acoustical Society of America 124(4), 1921 íV 1929.
íP S.K.Lau and S.K.Tang 2009 An investigation on the performance of noise barrier inside an enclosed space. Applied Acoustics 70(1), 50 íV 57.
íP C.M.Chan, S.K.Tang and H.Wong 2009 A statistical model for detecting jumps and decaying pulses in the presence of a background noise. Applied Acoustics 70(3), 498 íV 506.
íP K.K.Chow, S.K.Tang and N.W.M.Ko 2009 On the acceleration and deceleration of coherent structures in the initial shear layers of laminar circular jets. Fluid Dynamics Research 41(3), 053001 (20pp).
íP T.H.Zheng, G.H.Vatistas and S.K.Tang 2009 Effect of turbulence on sound radiation by vortex body interaction. Journal of Computational Acoustics 17(1), 71 íV 81.
íP H.N.Li, C.K.Chau, M.S.Tse and S.K.Tang 2009 Valuing road traffic noise for residents in Hong Kong. Transportation Research D : Transport and Environment 14(4), 264 íV 271.
Selected Major Consultancy Projects
íP Site measurement of arc screen insertion loss for EDMS (Hong Kong) Limited and EPD (2008)
íP Road traffic noise measurements, rail traffic noise measurements, industrial noise measurements and groundborne noise measurements in Hong Kong for EPD (2008)
íP Reviewing the noise reduction effects of roadside noise barrier in Hong Kong and its cost-effectiveness for EPD, HKSAR Government (2006)
íP Traffic noise measurement in Hong Kong for EPD, HKSAR Government (2003)
íP Vertical parallel noise barrier effectiveness study for Acron International Technology Ltd related to a EPD contract (2002)
íP Professional advisor on the choice of noise monitoring station locations in Macau (2000, 2001)
íP Traffic noise measurements in Hong Kong for EPD, HKSAR Government (2000)