Dr. Qiang Xu Profile

Dr. Qiang Xu

at Nanjing Univ of Science & Technology

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Author

Publications (16)

Proceedings Article | 11 November 2008 Paper

Evaluation of satellite optical communications system performance by Gaussian approximation method

Chuanhua Wen, Xiaoyuan Yang, Jun Wang, Qiang Xu

Proceedings Volume 7136, 71363E (2008) https://doi.org/10.1117/12.802844

KEYWORDS: Satellites, Satellite communications, Telecommunications, Laser communications, Optical communications, Interference (communication), Laser systems engineering, Modulation, Sensors, Avalanche photodetectors

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Proceedings Article | 10 May 2006 Paper

Detect nozzle deformation by JTFA pattern of jet noise: assessment of the procedure

Qiang Xu

Proceedings Volume 6222, 62220P (2006) https://doi.org/10.1117/12.659992

KEYWORDS: Rockets, Throat, Time-frequency analysis, Solids, Combustion, Algorithm development, Acoustics, Data acquisition, Fourier transforms, Protactinium

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Proceedings Article | 10 May 2006 Paper

Rocket plume temperature measurement by wire welded thermocouples

Qiang Xu

Proceedings Volume 6222, 62220Q (2006) https://doi.org/10.1117/12.659993

KEYWORDS: Rockets, Temperature metrology, Solids, Laser induced fluorescence, Calibration, Raman spectroscopy, Particles, Deflectometry, Pyrometry, Connectors

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Proceedings Article | 17 April 2006 Paper

The joint time-frequency spectrogram structure of heptanes boilover noise

Qiang Xu

Proceedings Volume 6247, 62470D (2006) https://doi.org/10.1117/12.655469

KEYWORDS: Combustion, Time-frequency analysis, Liquids, Safety, Acoustics, Fourier transforms, Signal processing, Explosives, Analytical research, Signal detection

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Proceedings Article | 17 April 2006 Paper

Jet noise analysis by Gabor spectrogram

Qiang Xu

Proceedings Volume 6247, 62470J (2006) https://doi.org/10.1117/12.655467

KEYWORDS: Throat, Interference (communication), Time-frequency analysis, Analytical research, Signal to noise ratio, Fourier transforms, Rockets, Signal analyzers, Mechanical engineering, Signal analysis

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Proceedings Article | 12 April 2004 Paper

An analysis of near-field rocket noise involving shock waves

Qiang Xu

Proceedings Volume 5439, (2004) https://doi.org/10.1117/12.536380

KEYWORDS: Rockets, Near field, Transducers, Testing and analysis, Wavelet transforms, Wavelets

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Proceedings Article | 12 April 2004 Paper

Study the characteristics of fire under air flow: wavelet analysis

Qiang Xu, Cong Jin

Proceedings Volume 5439, (2004) https://doi.org/10.1117/12.540779

KEYWORDS: Wavelets, Heat flux, Data processing, Temperature metrology, Wavelet transforms, Fourier transforms

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Proceedings Article | 12 April 2004 Paper

Experimental study of radiant-heat blocking function of fine water mist suppressing small-scale pool fire

Qiang Xu

Proceedings Volume 5405, (2004) https://doi.org/10.1117/12.538236

KEYWORDS: Heat flux, Signal attenuation, Time-frequency analysis, Combustion, Quartz, Glasses, Temperature metrology, Liquids, Distance measurement, Visible radiation

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Proceedings Article | 12 April 2004 Paper

Study of fluctuation in fire with photoelectric sensor: assessment of the procedure

Qiang Xu, Guangxuan Liao

Proceedings Volume 5405, (2004) https://doi.org/10.1117/12.536382

KEYWORDS: Signal attenuation, Sensors, Time-frequency analysis, Combustion, Safety, Laser applications, Analytical research, Signal processing, Transparency, Fourier transforms

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Proceedings Article | 1 April 2003 Paper

Experimental study of wall influence on flame

Qiang Xu, Cong Jin

Proceedings Volume 5073, (2003) https://doi.org/10.1117/12.484850

KEYWORDS: Combustion, Deflectometry, Temperature metrology, Safety, Image filtering, Mechanical engineering, Computer simulations, Numerical modeling, Data modeling, Convection

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Proceedings Article | 1 April 2003 Paper

Analysis of characteristic parameters in nonideal shock wave data: wavelet thresholds

Qiang Xu, Cong Jin

Proceedings Volume 5102, (2003) https://doi.org/10.1117/12.484813

KEYWORDS: Wavelets, Rockets, Transducers, Wavelet transforms, Signal detection, Mechanical engineering, Near field, Sensors, Bismuth, Acoustics

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Proceedings Article | 1 April 2003 Paper

Study of interaction procedure of fine water mist with hot objects

Qiang Xu, Cong Jin

Proceedings Volume 5073, (2003) https://doi.org/10.1117/12.485916

KEYWORDS: Temperature metrology, Data acquisition, Safety, Lithium, Ceramics, Laser Doppler velocimetry, Velocimetry, Atmospheric modeling, Wind energy, Methane

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Proceedings Article | 1 April 2003 Paper

The influence of fine water mist on characteristics of small-scale fire

Qiang Xu, Jun Qin, Guangxuan Liao

Proceedings Volume 5073, (2003) https://doi.org/10.1117/12.484849

KEYWORDS: Water, Deflectometry, Laser Doppler velocimetry, Temperature metrology, Oxygen, Laser optics, Velocimetry, Photography, Interferometry, Laser systems engineering

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Proceedings Article | 20 September 2002 Paper

Laser moire deflectometry system used for fire science research

Qiang Xu, Guangxuan Liao

Proceedings Volume 4927, (2002) https://doi.org/10.1117/12.464062

KEYWORDS: Deflectometry, Scientific research, Laser systems engineering, Safety, Laser applications, Flame detectors, Laser safety, Photography, Solids, Moire patterns

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Proceedings Article | 8 March 2002 Paper

Solid rocket near-field noise in static experiment: wavelet analysis

Qiang Xu, Guangxuan Liao

Proceedings Volume 4738, (2002) https://doi.org/10.1117/12.458757

KEYWORDS: Wavelets, Rockets, Near field, Solids, Transducers, Interference (communication), Signal detection, Edge detection, Signal processing, Sensors

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Proceedings Article | 21 August 2001 Paper

Dynamic modeling and compensation of fine wire thermocouple based on rocket engine

Qiang Xu, Guangxuan Liao

Proceedings Volume 4326, (2001) https://doi.org/10.1117/12.436465

KEYWORDS: Rockets, Calibration, Numerical simulations, Temperature metrology, Diffusion, Chemical reactions, Argon ion lasers, Combustion, Dynamical systems, Pulsed laser operation

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Showing 5 of 16 publications

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