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H. Krain
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Proceedings Papers

Interdependence of Centrifugal Compressor Blade Geometry and Relative Flow Field

H. Krain
Proc. ASME. GT1985, Volume 1: Aircraft Engine; Marine; Turbomachinery; Microturbines and Small Turbomachinery, V001T03A027, March 18–21, 1985
Publisher: American Society of Mechanical Engineers
Paper No: 85-GT-85
https://doi.org/10.1115/85-GT-85
View Paper titled, Interdependence of Centrifugal Compressor Blade Geometry and Relative Flow Field
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Topics: Blades, Compressors, Flow (Dynamics), Geometry, Impellers, Boundary layers, Design, Pressure
Proceedings Papers

Secondary Flows and Vortex Motion in a High-Efficiency Backswept Impeller at Design and Off-Design Conditions

C. Hah, H. Krain
Proc. ASME. GT1989, Volume 1: Turbomachinery, V001T01A074, June 4–8, 1989
Publisher: American Society of Mechanical Engineers
Paper No: 89-GT-181
https://doi.org/10.1115/89-GT-181
View Paper titled, Secondary Flows and Vortex Motion in a High-Efficiency Backswept Impeller at Design and Off-Design Conditions
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Topics: Design, Flow (Dynamics), Impellers, Vortex motion, Clearances (Engineering), Rotors, Computer-aided design, Laser velocimetry, Pressure, Shapes
Proceedings Papers

Verification of an Impeller Design by Laser Measurements and 3D-Viscous Flow Calculations

H. Krain, W. Hoffman
Proc. ASME. GT1989, Volume 1: Turbomachinery, V001T01A064, June 4–8, 1989
Publisher: American Society of Mechanical Engineers
Paper No: 89-GT-159
https://doi.org/10.1115/89-GT-159
View Paper titled, Verification of an Impeller Design by Laser Measurements and 3D-Viscous Flow Calculations
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Topics: Design, Flow (Dynamics), Impellers, Lasers, Rotors, Geometry, Blades, Pressure
Proceedings Papers

Aerodynamics of a Centrifugal Compressor Impeller With Transonic Inlet Conditions

H. Krain, B. Hoffmann, H. Pak
Proc. ASME. GT1995, Volume 1: Turbomachinery, V001T01A011, June 5–8, 1995
Publisher: American Society of Mechanical Engineers
Paper No: 95-GT-079
https://doi.org/10.1115/95-GT-079
View Paper titled, Aerodynamics of a Centrifugal Compressor Impeller With Transonic Inlet Conditions
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Topics: Aerodynamics, Boundary layers, Channel flow, Compressor impellers, Compressors, Design, Displacement, Flow (Dynamics), Flow separation, Impellers
Proceedings Papers

Flow Analysis in a Transonic Centrifugal Compressor Rotor Using 3-Component Laser Velocimetry

H. Krain, G. Karpinski, M. Beversdorff
Proc. ASME. GT2001, Volume 1: Aircraft Engine; Marine; Turbomachinery; Microturbines and Small Turbomachinery, V001T03A019, June 4–7, 2001
Publisher: American Society of Mechanical Engineers
Paper No: 2001-GT-0315
https://doi.org/10.1115/2001-GT-0315
View Paper titled, Flow Analysis in a Transonic Centrifugal Compressor Rotor Using 3-Component Laser Velocimetry
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Topics: Compressors, Flow (Dynamics), Laser velocimetry, Rotors, Optical measurement, Diffusers, High pressure (Physics), Lasers, Machinery, Velocimeters
Proceedings Papers

Improved Compressor Exit Diffuser for an Industrial Gas Turbine

U. Orth, H. Ebbing, H. Krain, A. Weber, B. Hoffmann
Proc. ASME. GT2001, Volume 1: Aircraft Engine; Marine; Turbomachinery; Microturbines and Small Turbomachinery, V001T03A025, June 4–7, 2001
Publisher: American Society of Mechanical Engineers
Paper No: 2001-GT-0323
https://doi.org/10.1115/2001-GT-0323
View Paper titled, Improved Compressor Exit Diffuser for an Industrial Gas Turbine
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Topics: Compressors, Diffusers, Industrial gases, Turbines, Design, Blades, Gas turbines, Computational methods, Cycles, Manufacturing
Proceedings Papers

Optimization of 6.2:1 Pressure Ratio Centrifugal Compressor Impeller by 3D Inverse Design

M. Zangeneh, N. Amarel, K. Daneshkhah, H. Krain
Proc. ASME. GT2011, Volume 7: Turbomachinery, Parts A, B, and C, 2167-2177, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-46505
https://doi.org/10.1115/GT2011-46505
View Paper titled, Optimization of 6.2:1 Pressure Ratio Centrifugal Compressor Impeller by 3D Inverse Design
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Topics: Compressor impellers, Design, Optimization, Pressure, Impellers, Blades, Flow (Dynamics), Computational fluid dynamics, Design methodology, Equipment performance
Proceedings Papers

Improved High Pressure Ratio Centrifugal Compressor

H. Krain, B. Hoffmann, K.-H. Rohne, G. Eisenlohr, F.-A. Richter
Proc. ASME. GT2007, Volume 6: Turbo Expo 2007, Parts A and B, 967-975, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-27100
https://doi.org/10.1115/GT2007-27100
View Paper titled, Improved High Pressure Ratio Centrifugal Compressor
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Topics: Compressors, High pressure (Physics), Rotors, Diffusers, Flow (Dynamics), Pressure, Design, Flow separation, Lasers, Optical measurement
Journal Articles

Improved Compressor Exit Diffuser for an Industrial Gas Turbine

U. Orth, H. Ebbing, H. Krain, A. Weber, B. Hoffmann
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Papers
J. Turbomach. January 2002, 124(1): 19–26.
https://doi.org/10.1115/1.1413476
Published Online: February 1, 2001
View Article titled, Improved Compressor Exit Diffuser for an Industrial Gas Turbine
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Topics: Compressors, Design, Diffusers, Flow (Dynamics), Pressure, Blades
Journal Articles

Secondary Flows and Vortex Motion in a High-Efficiency Backswept Impeller at Design and Off-Design Conditions

C. Hah, H. Krain
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 1990, 112(1): 7–13.
https://doi.org/10.1115/1.2927425
Published Online: January 1, 1990
View Article titled, Secondary Flows and Vortex Motion in a High-Efficiency Backswept Impeller at Design and Off-Design Conditions
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Topics: Design, Flow (Dynamics), Impellers, Vortex motion, Clearances (Engineering), Rotors, Computer-aided design, Laser velocimetry, Pressure, Shapes
Journal Articles

Swirling Impeller Flow

H. Krain
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 1988, 110(1): 122–128.
https://doi.org/10.1115/1.3262157
Published Online: January 1, 1988
View Article titled, Swirling Impeller Flow
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Topics: Flow (Dynamics), Impellers, Swirling flow, Rotors, Blades, Lasers, Vortex flow, Wakes
Journal Articles

A CAD Method for Centrifugal Compressor Impellers

H. Krain
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. April 1984, 106(2): 482–488.
https://doi.org/10.1115/1.3239591
Published Online: April 1, 1984
View Article titled, A CAD Method for Centrifugal Compressor Impellers
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Topics: Compressor impellers, Computer-aided design, Impellers, Computational methods, Boundary layers, Fluids, Geometry, Lasers, Manufacturing, Shapes
Journal Articles

A Study on Centrifugal Impeller and Diffuser Flow

H. Krain
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research Papers
J. Eng. Gas Turbines Power. October 1981, 103(4): 688–697.
https://doi.org/10.1115/1.3230791
Published Online: October 1, 1981
View Article titled, A Study on Centrifugal Impeller and Diffuser Flow
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Topics: Diffusers, Flow (Dynamics), Impellers, Blades, Compressors, Design, Entrance region, Internal flow, Laser velocimetry, Optical measurement