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Borislav T. Sirakov
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Journal Articles

Characterizing Flow Effects of Ported Shroud Casing Treatment on Centrifugal Compressor Performance

George A. Christou, Choon S. Tan, Borislav T. Sirakov, Vai-Man Lei, Giuseppe Alescio
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. August 2017, 139(8): 081005.
Paper No: TURBO-16-1297
https://doi.org/10.1115/1.4035664
Published Online: March 21, 2017
View Article titled, Characterizing Flow Effects of Ported Shroud Casing Treatment on Centrifugal Compressor Performance
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Topics: Compressors, Flow (Dynamics), Impellers, Pressure
Journal Articles

Performance Metric for Turbine Stage Under Unsteady Pulsating Flow Environment

Jinwook Lee, Choon S. Tan, Borislav T. Sirakov, Hong-Sik Im, Martin Babak, Denis Tisserant, Chris Wilkins
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2017, 139(7): 072606.
Paper No: GTP-16-1562
https://doi.org/10.1115/1.4035630
Published Online: March 7, 2017
View Article titled, Performance Metric for Turbine Stage Under Unsteady Pulsating Flow Environment
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Topics: Entropy, Pulsatile flow, Storage, Turbines, Turbochargers, Unsteady flow, Cycles, Approximation, Flow (Dynamics)
Journal Articles

Performance Characterization of Twin-Scroll Turbine Stage for Vehicular Turbocharger Under Unsteady Pulsating Flow Environment

Jinwook Lee, Choon S. Tan, Borislav T. Sirakov, Hong-Sik Im, Martin Babak, Denis Tisserant, Chris Wilkins
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2017, 139(7): 072701.
Paper No: GTP-16-1561
https://doi.org/10.1115/1.4035629
Published Online: February 28, 2017
View Article titled, Performance Characterization of Twin-Scroll Turbine Stage for Vehicular Turbocharger Under Unsteady Pulsating Flow Environment
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Topics: Computational fluid dynamics, Diffusers, Flow (Dynamics), Modeling, Turbines, Wheels, Pressure, Errors, Turbochargers
Proceedings Papers

Characterizing Flow Effects of Ported Shroud Casing Treatment on Centrifugal Compressor Performance

George A. Christou, Choon S. Tan, Borislav T. Sirakov, Vai-Man Lei, Giuseppe Alescio
Proc. ASME. GT2016, Volume 2D: Turbomachinery, V02DT42A026, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-57070
https://doi.org/10.1115/GT2016-57070
View Paper titled, Characterizing Flow Effects of Ported Shroud Casing Treatment on Centrifugal Compressor Performance
Open the PDF for Characterizing Flow Effects of Ported Shroud Casing Treatment on Centrifugal Compressor Performance in another window
Topics: Compressors, Flow (Dynamics), Momentum, Approximation, Boundary-value problems, Diffusion (Physics), Impellers, Leakage flows, Physics, Pressure
Proceedings Papers

Performance Characterization of Twin Scroll Turbine Stage for Vehicular Turbocharger Under Unsteady Pulsating Flow Environment

Jinwook Lee, Choon S. Tan, Borislav T. Sirakov, Chris Wilkins, Hong-Sik Im, Martin Babak, Denis Tisserant
Proc. ASME. GT2016, Volume 2D: Turbomachinery, V02DT44A009, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56401
https://doi.org/10.1115/GT2016-56401
View Paper titled, Performance Characterization of Twin Scroll Turbine Stage for Vehicular Turbocharger Under Unsteady Pulsating Flow Environment
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Topics: Performance characterization, Pulsatile flow, Turbines, Turbochargers, Flow (Dynamics), Pressure, Computational fluid dynamics, Diffusers, Wheels, Acoustics
Proceedings Papers

Performance Metric for Turbine Stage Under Unsteady Pulsating Flow Environment

Jinwook Lee, Choon S. Tan, Borislav T. Sirakov, Chris Wilkins, Hong-Sik Im, Martin Babak, Denis Tisserant
Proc. ASME. GT2016, Volume 2D: Turbomachinery, V02DT44A006, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56343
https://doi.org/10.1115/GT2016-56343
View Paper titled, Performance Metric for Turbine Stage Under Unsteady Pulsating Flow Environment
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Topics: Pulsatile flow, Turbines, Entropy, Storage, Turbochargers, Combustion chambers, Engines, Explosions, Flow (Dynamics), Second law of thermodynamics
Proceedings Papers

Effect of Upstream Unsteady Flow Conditions on Rotor Tip Leakage Flow

Borislav T. Sirakov, Choon S. Tan
Proc. ASME. GT2002, Volume 5: Turbo Expo 2002, Parts A and B, 311-321, June 3–6, 2002
Publisher: American Society of Mechanical Engineers
Paper No: GT2002-30358
https://doi.org/10.1115/GT2002-30358
View Paper titled, Effect of Upstream Unsteady Flow Conditions on Rotor Tip Leakage Flow
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Topics: Leakage flows, Rotors, Unsteady flow, Flow (Dynamics), Clearances (Engineering), Leakage, Design, Pressure, Wakes, Blades