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Proceedings Papers

A Study of Performance and Flow Mechanism of a Slot-Groove Hybrid Casing Treatment in a Low-Speed Compressor

Juan Du, Fan Li, Jichao Li, Ning Ma, Feng Lin, Jingyi Chen
Proc. ASME. GT2015, Volume 2C: Turbomachinery, V02CT44A029, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-43920
https://doi.org/10.1115/GT2015-43920
View Paper titled, A Study of Performance and Flow Mechanism of a Slot-Groove Hybrid Casing Treatment in a Low-Speed Compressor
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Topics: Compressors, Flow (Dynamics), Entropy, Vortices, Blades, Computational fluid dynamics, Stability, Trajectories (Physics), Leakage, Leakage flows
Proceedings Papers

Time-Frequency Analysis of Compressor Rotating Stall by Means of Wavelet Transform

Shengfang Liao, Jingyi Chen
Proc. ASME. GT1996, Volume 1: Turbomachinery, V001T01A013, June 10–13, 1996
Publisher: American Society of Mechanical Engineers
Paper No: 96-GT-057
https://doi.org/10.1115/96-GT-057
View Paper titled, Time-Frequency Analysis of Compressor Rotating Stall by Means of Wavelet Transform
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Topics: Compressors, Time-frequency analysis, Wavelet transforms, Signals, Signal processing, Stall inception, Fourier transforms, Noise (Sound), Transients (Dynamics), Wavelets
Proceedings Papers

Experimental Investigation on the Operational Stability of Multistage Centrifugal Compression Systems

Chaoqun Nie, Jingyi Chen, Haokang Jiang
Proc. ASME. GT1999, Volume 1: Aircraft Engine; Marine; Turbomachinery; Microturbines and Small Turbomachinery, V001T03A058, June 7–10, 1999
Publisher: American Society of Mechanical Engineers
Paper No: 99-GT-429
https://doi.org/10.1115/99-GT-429
View Paper titled, Experimental Investigation on the Operational Stability of Multistage Centrifugal Compression Systems
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Topics: Compression, Stability, Machinery, Compressors, Cylinders, Oscillations, Pressure, Oxygen, Pressure transducers, Probes
Proceedings Papers

Unsteady Transition Characteristics of Rotating Stall in a Single-Stage Transonic Axial Compressor

Chaoqun Nie, Jingyi Chen, Xingmin Gui, Qing Yu, Tongqing Wang
Proc. ASME. GT1999, Volume 1: Aircraft Engine; Marine; Turbomachinery; Microturbines and Small Turbomachinery, V001T03A059, June 7–10, 1999
Publisher: American Society of Mechanical Engineers
Paper No: 99-GT-432
https://doi.org/10.1115/99-GT-432
View Paper titled, Unsteady Transition Characteristics of Rotating Stall in a Single-Stage Transonic Axial Compressor
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Topics: Compressors, Pressure, Blades, Design, Flow (Dynamics), Stall inception, Mach number, Oscillations, Rotation, Shock (Mechanics)
Journal Articles

The Dual Mechanisms and Implementations of Stability Enhancement With Discrete Tip Injection in Axial Flow Compressors

Jichao Li, Feng Lin, Zhiting Tong, Chaoqun Nie, Jingyi Chen
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. March 2015, 137(3): 031010.
Paper No: TURBO-14-1183
https://doi.org/10.1115/1.4028299
Published Online: October 7, 2014
View Article titled, The Dual Mechanisms and Implementations of Stability Enhancement With Discrete Tip Injection in Axial Flow Compressors
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Topics: Blades, Compressors, Flow (Dynamics), Stability, Momentum, Rotors
Proceedings Papers

Extensive Experimental Study of Circumferential Single Groove in an Axial Flow Compressor

Jichao Li, Feng Lin, Sichen Wang, Juan Du, Chaoqun Nie, Jingyi Chen
Proc. ASME. GT2014, Volume 2D: Turbomachinery, V02DT44A036, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-26859
https://doi.org/10.1115/GT2014-26859
View Paper titled, Extensive Experimental Study of Circumferential Single Groove in an Axial Flow Compressor
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Topics: Axial flow, Blades, Chords (Trusses), Compressors, Computational fluid dynamics, Computer simulation, Dynamics (Mechanics), Engineering simulation, Flow (Dynamics), Leakage flows
Proceedings Papers

The Analysis of Axial Momentum of the Rotor Tip Flows for Axial Compressors With Circumferential Grooves

Xi Nan, Feng Lin, Sichen Wang, Le Liu, Ning Ma, Jingyi Chen
Proc. ASME. GT2014, Volume 2A: Turbomachinery, V02AT37A040, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-26495
https://doi.org/10.1115/GT2014-26495
View Paper titled, The Analysis of Axial Momentum of the Rotor Tip Flows for Axial Compressors With Circumferential Grooves
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Topics: Compressors, Flow (Dynamics), Momentum, Rotors, Stability, Chords (Trusses), Entropy, Leakage flows
Proceedings Papers

The Dynamics of Prestall Process in an Axial Low-Speed Compressor With Single Circumferential Casing Groove

Juan Du, Le Liu, Xi Nan, Feng Lin, Jingyi Chen, Chaoqun Nie
Proc. ASME. GT2013, Volume 6C: Turbomachinery, V06CT42A033, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95432
https://doi.org/10.1115/GT2013-95432
View Paper titled, The Dynamics of Prestall Process in an Axial Low-Speed Compressor With Single Circumferential Casing Groove
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Topics: Compressors, Dynamics (Mechanics), Flow (Dynamics), Rotors, Fracture toughness, Leakage flows, Stall inception, Waves
Journal Articles

The Influence of Tip Clearance Momentum Flux on Stall Inception in a High-Speed Axial Compressor

Joshua D. Cameron, Matthew A. Bennington, Mark H. Ross, Scott C. Morris, Juan Du, Feng Lin, Jingyi Chen
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. September 2013, 135(5): 051005.
Paper No: TURBO-11-1263
https://doi.org/10.1115/1.4007800
Published Online: June 26, 2013
View Article titled, The Influence of Tip Clearance Momentum Flux on Stall Inception in a High-Speed Axial Compressor
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Topics: Clearances (Engineering), Compressors, Flow (Dynamics), Leakage, Momentum, Rotors, Blades, Pressure, Stall inception, Fluids
Journal Articles

Flow Structures in the Tip Region for a Transonic Compressor Rotor

Juan Du, Feng Lin, Jingyi Chen, Chaoqun Nie, Christoph Biela
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2013, 135(3): 031012.
Paper No: TURBO-12-1024
https://doi.org/10.1115/1.4006779
Published Online: March 25, 2013
View Article titled, Flow Structures in the Tip Region for a Transonic Compressor Rotor
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Topics: Blades, Flow (Dynamics), Pressure, Rotors, Compressors, Leakage flows, Chords (Trusses)
Proceedings Papers

A Summary of Stall Warning and Suppression Research With Micro Tip Injection

Lin Feng, Zhiting Tong, Shaojuan Geng, Jingxuan Zhang, Jingyi Chen, Chaoqun Nie
Proc. ASME. GT2011, Volume 7: Turbomachinery, Parts A, B, and C, 1677-1688, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-46118
https://doi.org/10.1115/GT2011-46118
View Paper titled, A Summary of Stall Warning and Suppression Research With Micro Tip Injection
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Topics: Algorithms, Blades, Compressors, Computational fluid dynamics, Control equipment, Engineering simulation, Engineers, Flow (Dynamics), Jets, Leakage flows
Proceedings Papers

Tribological Study of PTFE/Au Nanoparticle Composite Thin Films

Samuel Beckford, Luke Osborn, Min Zou, Jiyu Cai, Jingyi Chen
Proc. ASME. IJTC2011, ASME/STLE 2011 Joint Tribology Conference, 1-3, October 24–26, 2011
Publisher: American Society of Mechanical Engineers
Paper No: IJTC2011-61008
https://doi.org/10.1115/IJTC2011-61008
View Paper titled, Tribological Study of PTFE/Au Nanoparticle Composite Thin Films
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Topics: Composite materials, Friction, Nanoparticles, Thin films, Tribology, Wear, Wear resistance, Durability, Nanocomposites, Stainless steel
Proceedings Papers

An Experimental and Computational Investigation of Tip Clearance Flow and Its Impact on Stall Inception

Matthew A. Bennington, Mark H. Ross, Joshua D. Cameron, Scott C. Morris, Juan Du, Feng Lin, Jingyi Chen
Proc. ASME. GT2010, Volume 7: Turbomachinery, Parts A, B, and C, 501-512, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-23516
https://doi.org/10.1115/GT2010-23516
View Paper titled, An Experimental and Computational Investigation of Tip Clearance Flow and Its Impact on Stall Inception
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Topics: Clearances (Engineering), Flow (Dynamics), Stall inception, Compressors, Rotors, Axial flow, Computation, Computational fluid dynamics, Fluids, Leakage
Proceedings Papers

Flow Structures in the Tip Region for a Transonic Compressor Rotor

Feng Lin, Juan Du, Jingyi Chen, Chaoqun Nie, Christoph Biela
Proc. ASME. GT2010, Volume 7: Turbomachinery, Parts A, B, and C, 2561-2572, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-23025
https://doi.org/10.1115/GT2010-23025
View Paper titled, Flow Structures in the Tip Region for a Transonic Compressor Rotor
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Topics: Compressors, Flow (Dynamics), Rotors, Leakage flows, Blades, Computer simulation, Chords (Trusses), Design, Shock waves, Simulation
Journal Articles

Numerical Investigation on the Self-Induced Unsteadiness in Tip Leakage Flow for a Transonic Fan Rotor

Juan Du, Feng Lin, Hongwu Zhang, Jingyi Chen
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2010, 132(2): 021017.
https://doi.org/10.1115/1.3145103
Published Online: January 20, 2010
View Article titled, Numerical Investigation on the Self-Induced Unsteadiness in Tip Leakage Flow for a Transonic Fan Rotor
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Topics: Blades, Clearances (Engineering), Flow (Dynamics), Leakage flows, Pressure, Rotors, Shock waves, Vortices
Proceedings Papers

Numerical Investigation on the Originating Mechanism of Unsteadiness in Tip Leakage Flow for a Transonic Fan Rotor

Juan Du, Feng Lin, Hongwu Zhang, Jingyi Chen
Proc. ASME. GT2008, Volume 6: Turbomachinery, Parts A, B, and C, 707-717, June 9–13, 2008
Publisher: American Society of Mechanical Engineers
Paper No: GT2008-51463
https://doi.org/10.1115/GT2008-51463
View Paper titled, Numerical Investigation on the Originating Mechanism of Unsteadiness in Tip Leakage Flow for a Transonic Fan Rotor
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Topics: Leakage flows, Rotors, Flow (Dynamics), Clearances (Engineering), Compressors, Design, Leakage, Momentum, NASA, Pressure
Proceedings Papers

The Self-Induced Unsteadiness of Tip Leakage Vortex and Its Effect on Compressor Stall Inception

Zhiting Tong, Feng Lin, Jingyi Chen, Chaoqun Nie
Proc. ASME. GT2007, Volume 6: Turbo Expo 2007, Parts A and B, 1551-1562, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-27010
https://doi.org/10.1115/GT2007-27010
View Paper titled, The Self-Induced Unsteadiness of Tip Leakage Vortex and Its Effect on Compressor Stall Inception
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Topics: Compressors, Leakage, Stall inception, Vortices, Blades, Rotors, Oscillations, Spectral energy distribution, Wake turbulence
Proceedings Papers

Numerical Study on the Response of Tip Leakage Flow Unsteadiness to Micro Tip Injection in a Low-Speed Isolated Compressor Rotor

Shaojuan Geng, Hongwu Zhang, Jingyi Chen, Weiguang Huang
Proc. ASME. GT2007, Volume 6: Turbo Expo 2007, Parts A and B, 1757-1767, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-27729
https://doi.org/10.1115/GT2007-27729
View Paper titled, Numerical Study on the Response of Tip Leakage Flow Unsteadiness to Micro Tip Injection in a Low-Speed Isolated Compressor Rotor
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Topics: Compressors, Leakage flows, Rotors, Flow (Dynamics), Pressure, Blades, Ejectors, Suction, Unsteady flow, Chords (Trusses)
Proceedings Papers

Experimental Investigation of Unsteady Rotor Tip Flows in a High Speed Compressor Throttled to Stall

Feng Lin, Jingyi Chen, Meilin Li
Proc. ASME. GT2002, Volume 5: Turbo Expo 2002, Parts A and B, 333-341, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30360
https://doi.org/10.1115/GT2002-30360
View Paper titled, Experimental Investigation of Unsteady Rotor Tip Flows in a High Speed Compressor Throttled to Stall
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Topics: Compressors, Flow (Dynamics), Rotors, Passive control, Signals, Wavelet transforms, Wavelets, Design, Engineers, High pressure (Physics)
Proceedings Papers

Micro Air Injection and Its Unsteady Response in a Low-Speed Axial Compressor

Chaoqun Nie, Gang Xu, Xiaobin Cheng, Jingyi Chen
Proc. ASME. GT2002, Volume 5: Turbo Expo 2002, Parts A and B, 343-352, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30361
https://doi.org/10.1115/GT2002-30361
View Paper titled, Micro Air Injection and Its Unsteady Response in a Low-Speed Axial Compressor
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Topics: Compressors, Flow (Dynamics), Ejectors, Blades, Clearances (Engineering), Compression, Delays, Numerical analysis, Signals, Stability