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Vishnu Sishtla
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Proceedings Papers

Analytical and Experimental Results of a Novel Single-Stage Centrifugal Compressor With Economizer Injection

William T. Cousins, Lei Yu, Vishnu Sishtla, Feng Shen
Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT44A026, June 11–15, 2018
Paper No: GT2018-76967
DOI: https://doi.org/10.1115/GT2018-76967
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Topics: Compressors, Cycles, Design, HVAC equipment, Water, Air conditioning, Computational fluid dynamics, Condensers (steam plant), Diffusers, Energy consumption
Proceedings Papers

A Numerical Analysis of the Effects of Liquid Carryover on the Performance of a Two-Stage Centrifugal Compressor

Chaitanya V. Halbe, Walter F. O’Brien, William T. Cousins, Vishnu Sishtla
Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT44A028, June 11–15, 2018
Paper No: GT2018-77015
DOI: https://doi.org/10.1115/GT2018-77015
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Topics: Compressors, Numerical analysis, Drops, Flow (Dynamics), Aerodynamics, Compression, Computational fluid dynamics, Computational methods, Design, Dynamics (Mechanics)
Proceedings Papers

Numerical Investigation of the Effect of Diffuser and Volute Design Parameters on the Performance of a Centrifugal Compressor Stage

Lei Yu, William T. Cousins, Feng Shen, Georgi Kalitzin, Vishnu Sishtla, Om Sharma
Proc. ASME. GT2016, Volume 2D: Turbomachinery, V02DT42A024, June 13–17, 2016
Paper No: GT2016-57057
DOI: https://doi.org/10.1115/GT2016-57057
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Topics: Compressors, Design, Diffusers, Flow (Dynamics), Pressure, Simulation, Impellers, Computational fluid dynamics, Diffusion (Physics), Diffusion processes
Proceedings Papers

Numerical Investigation of the Flow Distortion Impact on a Refrigeration Centrifugal Compressor

Feng Shen, Lei Yu, William T. Cousins, Vishnu Sishtla, Om P. Sharma
Proc. ASME. GT2016, Volume 2D: Turbomachinery, V02DT42A025, June 13–17, 2016
Paper No: GT2016-57063
DOI: https://doi.org/10.1115/GT2016-57063
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Topics: Compressors, Flow (Dynamics), Refrigeration, Clearances (Engineering), Computational fluid dynamics, Inlet guide vanes, Pipes, Design, Guide vanes, Impellers
Proceedings Papers

A CFD Analysis of the Effects of Two-Phase Flow in a Two-Stage Centrifugal Compressor

Chaitanya V. Halbe, Walter F. O’Brien, William T. Cousins, Vishnu Sishtla
Proc. ASME. GT2015, Volume 2C: Turbomachinery, V02CT42A016, June 15–19, 2015
Paper No: GT2015-42534
DOI: https://doi.org/10.1115/GT2015-42534
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Topics: Compressors, Computational fluid dynamics, Two-phase flow, Drops, Simulation, Dynamics (Mechanics), Heat, Momentum, Pressure
Proceedings Papers

Test and Simulation of the Effects of Surface Roughness on a Shrouded Centrifugal Impeller

William T. Cousins, Lei Yu, Jacquelynn Garofano, Barbara Botros, Vishnu Sishtla, Om Sharma
Proc. ASME. GT2014, Volume 2D: Turbomachinery, V02DT42A012, June 16–20, 2014
Paper No: GT2014-25480
DOI: https://doi.org/10.1115/GT2014-25480
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Topics: Impellers, Simulation, Surface roughness, Computational fluid dynamics, Turbomachinery, Boundary layer turbulence, Design, Finishes, Modeling, Refrigerants