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Dah Yu Cheng
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Proceedings Papers

A Combustion Test Facility for Testing Low NO x Combustion Systems

Difei Wang, Vivek Sahai, Dah Yu Cheng
Proc. ASME. GT2002, Volume 5: Turbo Expo 2002, Parts A and B, 821-827, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30446
https://doi.org/10.1115/GT2002-30446
View Paper titled, A Combustion Test Facility for Testing Low NO x Combustion Systems
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Topics: Combustion, Combustion systems, Nitrogen oxides, Test facilities, Testing, Temperature, Gas turbines, Steam, Atmospheric pressure, Flames
Proceedings Papers

A New Tailpipe Design for GE Frame Type Gas Turbines to Substantially Lower Pressure Losses

Richard Golomb, Vivek Sahai, Dah Yu Cheng
Proc. ASME. GT2002, Volume 2: Turbo Expo 2002, Parts A and B, 631-638, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30149
https://doi.org/10.1115/GT2002-30149
View Paper titled, A New Tailpipe Design for GE Frame Type Gas Turbines to Substantially Lower Pressure Losses
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Topics: Design, Gas turbines, Pressure, Flow (Dynamics), Flow separation, Exhaust systems, Turbines, Airfoils, Diffusers, Shapes
Proceedings Papers

The Chronological Development of the Cheng Cycle Steam Injected Gas Turbine During the Past 25 Years

Dah Yu Cheng, Albert L. C. Nelson
Proc. ASME. GT2002, Volume 2: Turbo Expo 2002, Parts A and B, 421-428, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30119
https://doi.org/10.1115/GT2002-30119
View Paper titled, The Chronological Development of the Cheng Cycle Steam Injected Gas Turbine During the Past 25 Years
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Topics: Cycles, Gas turbines, Steam, Combined cycles, Combined heat and power, Emissions, Fluids, Stress, Trajectories (Physics)
Proceedings Papers

New Airfoil Design to Extend Gas Turbine Compressor Surge Margin

Vivek Sahai, Dah-Yu Cheng
Proc. ASME. GT2003, Volume 1: Turbo Expo 2003, 803-810, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38209
https://doi.org/10.1115/GT2003-38209
View Paper titled, New Airfoil Design to Extend Gas Turbine Compressor Surge Margin
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Topics: Airfoils, Compressors, Design, Gas turbines, Surges, Blades, Cascades (Fluid dynamics), Separation (Technology), Flow (Dynamics), Flow separation
Proceedings Papers

Reduction of NOx and CO to Below 2ppm in a Diffusion Flame

Vivek Sahai, Dah-Yu Cheng
Proc. ASME. GT2003, Volume 2: Turbo Expo 2003, 177-185, June 16–19, 2003
Publisher: American Society of Mechanical Engineers
Paper No: GT2003-38208
https://doi.org/10.1115/GT2003-38208
View Paper titled, Reduction of NOx and CO to Below 2ppm in a Diffusion Flame
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Topics: Diffusion flames, Nitrogen oxides, Flames, Oxygen, Combustion, Temperature, Diffusion (Physics), Nitrogen, Fuels, Turbines
Proceedings Papers

A Fifty Percent Plus Efficiency Mid Range Advanced Cheng Cycle

Albert L. C. Nelson, Vahid Vaezi, Dah Yu Cheng
Proc. ASME. GT2002, Volume 2: Turbo Expo 2002, Parts A and B, 439-445, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30123
https://doi.org/10.1115/GT2002-30123
View Paper titled, A Fifty Percent Plus Efficiency Mid Range Advanced Cheng Cycle
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Topics: Cycles, Performance characterization, Stress, Temperature, Compressors, Emissions, Energy budget (Physics), Engines, Gas turbines, Power systems (Machinery)
Proceedings Papers

Universal Electric Machine for the Start-Up and Power Generation of Large Frame Size Gas Turbines

Dah Yu Cheng, Albert L. C. Nelson
Proc. ASME. GT2002, Volume 2: Turbo Expo 2002, Parts A and B, 655-662, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30152
https://doi.org/10.1115/GT2002-30152
View Paper titled, Universal Electric Machine for the Start-Up and Power Generation of Large Frame Size Gas Turbines
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Topics: Energy generation, Gas turbines, Machinery, Rotors, Stress, Patents, Torque, Alternating current (Electricity), Electronics, Energy industry
Proceedings Papers

Experimental Results of Hot Section Metal Temperature Measurements of Rolls-Royce Allison 501KH Under Massive Steam Injection

Dah Yu Cheng, Albert L. C. Nelson
Proc. ASME. GT2002, Volume 2: Turbo Expo 2002, Parts A and B, 771-778, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30514
https://doi.org/10.1115/GT2002-30514
View Paper titled, Experimental Results of Hot Section Metal Temperature Measurements of Rolls-Royce Allison 501KH Under Massive Steam Injection
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Topics: Metals, Steam, Temperature measurement, Gas turbines, Engines, Blades, Cooling, Cycles, Nozzles, Temperature
Proceedings Papers

The Distinction Between the Cheng and STIG Cycles

Dah Yu Cheng
Proc. ASME. GT2006, Volume 4: Cycle Innovations; Electric Power; Industrial and Cogeneration; Manufacturing Materials and Metallurgy, 101-116, May 8–11, 2006
Publisher: American Society of Mechanical Engineers
Paper No: GT2006-90382
https://doi.org/10.1115/GT2006-90382
View Paper titled, The Distinction Between the Cheng and STIG Cycles
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Topics: Cycles, Steam, Stress, Heat recovery steam generators, Gas turbines, Pressure, Exhaust systems, Feedback, Flow (Dynamics), Temperature
Journal Articles

A New Tailpipe Design for GE Frame-Type Gas Turbines to Substantially Lower Pressure Losses

Richard Golomb, Vivek Sahai, Dah Yu Cheng
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. January 2003, 125(1): 128–132.
https://doi.org/10.1115/1.1515335
Published Online: January 23, 2003
View Article titled, A New Tailpipe Design for GE Frame-Type Gas Turbines to Substantially Lower Pressure Losses
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Topics: Design, Exhaust systems, Flow (Dynamics), Gas turbines, Pressure, Turbulence, Flow separation, Turning vanes, Turbines, Noise (Sound)